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Code Issues Releases Wiki Activity

Update to ImGui 1.63.

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This commit is contained in:
Bartosz Taudul 2018-08-30 00:55:19 +02:00
parent 0f5ee69668
commit 38a2951e97
7 changed files with 3245 additions and 1866 deletions
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10
imgui/imconfig.h
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@ -4,7 +4,7 @@
// You can use ImGui::SetAllocatorFunctions() before calling ImGui::CreateContext() to rewire memory allocation functions. // You can use ImGui::SetAllocatorFunctions() before calling ImGui::CreateContext() to rewire memory allocation functions.
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// A) You may edit imconfig.h (and not overwrite it when updating imgui, or maintain a patch/branch with your modifications to imconfig.h) // A) You may edit imconfig.h (and not overwrite it when updating imgui, or maintain a patch/branch with your modifications to imconfig.h)
// B) or add configuration directives in your own file and compile with #define IMGUI_USER_CONFIG "myfilename.h" // B) or add configuration directives in your own file and compile with #define IMGUI_USER_CONFIG "myfilename.h"
// If you do so you need to make sure that configuration settings are defined consistently _everywhere_ dear imgui is used, which include // If you do so you need to make sure that configuration settings are defined consistently _everywhere_ dear imgui is used, which include
// the imgui*.cpp files but also _any_ of your code that uses imgui. This is because some compile-time options have an affect on data structures. // the imgui*.cpp files but also _any_ of your code that uses imgui. This is because some compile-time options have an affect on data structures.
// Defining those options in imconfig.h will ensure every compilation unit gets to see the same data structure layouts. // Defining those options in imconfig.h will ensure every compilation unit gets to see the same data structure layouts.
@ -31,14 +31,14 @@
//---- Don't implement some functions to reduce linkage requirements. //---- Don't implement some functions to reduce linkage requirements.
//#define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCTIONS // [Win32] Don't implement default clipboard handler. Won't use and link with OpenClipboard/GetClipboardData/CloseClipboard etc. //#define IMGUI_DISABLE_WIN32_DEFAULT_CLIPBOARD_FUNCTIONS // [Win32] Don't implement default clipboard handler. Won't use and link with OpenClipboard/GetClipboardData/CloseClipboard etc.
//#define IMGUI_DISABLE_WIN32_DEFAULT_IME_FUNCTIONS // [Win32] Don't implement default IME handler. Won't use and link with ImmGetContext/ImmSetCompositionWindow. //#define IMGUI_DISABLE_WIN32_DEFAULT_IME_FUNCTIONS // [Win32] Don't implement default IME handler. Won't use and link with ImmGetContext/ImmSetCompositionWindow.
//#define IMGUI_DISABLE_FORMAT_STRING_FUNCTIONS // Don't implement ImFormatString/ImFormatStringV so you can implement them yourself if you don't want to link with vsnprintf. //#define IMGUI_DISABLE_FORMAT_STRING_FUNCTIONS // Don't implement ImFormatString/ImFormatStringV so you can implement them yourself if you don't want to link with vsnprintf.
//#define IMGUI_DISABLE_MATH_FUNCTIONS // Don't implement ImFabs/ImSqrt/ImPow/ImFmod/ImCos/ImSin/ImAcos/ImAtan2 wrapper so you can implement them yourself. Declare your prototypes in imconfig.h. //#define IMGUI_DISABLE_MATH_FUNCTIONS // Don't implement ImFabs/ImSqrt/ImPow/ImFmod/ImCos/ImSin/ImAcos/ImAtan2 wrapper so you can implement them yourself. Declare your prototypes in imconfig.h.
//#define IMGUI_DISABLE_DEFAULT_ALLOCATORS // Don't implement default allocators calling malloc()/free(). You will need to call ImGui::SetAllocatorFunctions(). //#define IMGUI_DISABLE_DEFAULT_ALLOCATORS // Don't implement default allocators calling malloc()/free() to avoid linking with them. You will need to call ImGui::SetAllocatorFunctions().
//---- Include imgui_user.h at the end of imgui.h as a convenience //---- Include imgui_user.h at the end of imgui.h as a convenience
//#define IMGUI_INCLUDE_IMGUI_USER_H //#define IMGUI_INCLUDE_IMGUI_USER_H
//---- Pack colors to BGRA8 instead of RGBA8 (if you needed to convert from one to another anyway) //---- Pack colors to BGRA8 instead of RGBA8 (to avoid converting from one to another)
//#define IMGUI_USE_BGRA_PACKED_COLOR //#define IMGUI_USE_BGRA_PACKED_COLOR
//---- Avoid multiple STB libraries implementations, or redefine path/filenames to prioritize another version //---- Avoid multiple STB libraries implementations, or redefine path/filenames to prioritize another version
@ -48,7 +48,7 @@
//#define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION //#define IMGUI_DISABLE_STB_TRUETYPE_IMPLEMENTATION
//#define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION //#define IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION
//---- Define constructor and implicit cast operators to convert back<>forth from your math types and ImVec2/ImVec4. //---- Define constructor and implicit cast operators to convert back<>forth between your math types and ImVec2/ImVec4.
// This will be inlined as part of ImVec2 and ImVec4 class declarations. // This will be inlined as part of ImVec2 and ImVec4 class declarations.
/* /*
#define IM_VEC2_CLASS_EXTRA \ #define IM_VEC2_CLASS_EXTRA \

2623
imgui/imgui.cpp
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imgui/imgui.h
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979
imgui/imgui_demo.cpp
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428
imgui/imgui_draw.cpp
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@ -1,4 +1,4 @@
// dear imgui, v1.61 // dear imgui, v1.63
// (drawing and font code) // (drawing and font code)
// Contains implementation for // Contains implementation for
@ -6,6 +6,7 @@
// - ImDrawList // - ImDrawList
// - ImDrawData // - ImDrawData
// - ImFontAtlas // - ImFontAtlas
// - Internal Render Helpers
// - ImFont // - ImFont
// - Default font data // - Default font data
@ -14,28 +15,32 @@
#endif #endif
#include "imgui.h" #include "imgui.h"
#ifndef IMGUI_DEFINE_MATH_OPERATORS
#define IMGUI_DEFINE_MATH_OPERATORS #define IMGUI_DEFINE_MATH_OPERATORS
#endif
#include "imgui_internal.h" #include "imgui_internal.h"
#include <stdio.h> // vsnprintf, sscanf, printf #include <stdio.h> // vsnprintf, sscanf, printf
#if !defined(alloca) #if !defined(alloca)
#ifdef _WIN32 #if defined(__GLIBC__) || defined(__sun) || defined(__CYGWIN__)
#include <alloca.h> // alloca (glibc uses <alloca.h>. Note that Cygwin may have _WIN32 defined, so the order matters here)
#elif defined(_WIN32)
#include <malloc.h> // alloca #include <malloc.h> // alloca
#if !defined(alloca) #if !defined(alloca)
#define alloca _alloca // for clang with MS Codegen #define alloca _alloca // for clang with MS Codegen
#endif #endif
#elif defined(__GLIBC__) || defined(__sun)
#include <alloca.h> // alloca
#else #else
#include <stdlib.h> // alloca #include <stdlib.h> // alloca
#endif #endif
#endif #endif
// Visual Studio warnings
#ifdef _MSC_VER #ifdef _MSC_VER
#pragma warning (disable: 4505) // unreferenced local function has been removed (stb stuff) #pragma warning (disable: 4505) // unreferenced local function has been removed (stb stuff)
#pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen #pragma warning (disable: 4996) // 'This function or variable may be unsafe': strcpy, strdup, sprintf, vsnprintf, sscanf, fopen
#endif #endif
// Clang/GCC warnings with -Weverything
#ifdef __clang__ #ifdef __clang__
#pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse. #pragma clang diagnostic ignored "-Wold-style-cast" // warning : use of old-style cast // yes, they are more terse.
#pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants ok. #pragma clang diagnostic ignored "-Wfloat-equal" // warning : comparing floating point with == or != is unsafe // storing and comparing against same constants ok.
@ -54,6 +59,9 @@
#pragma GCC diagnostic ignored "-Wunused-function" // warning: 'xxxx' defined but not used #pragma GCC diagnostic ignored "-Wunused-function" // warning: 'xxxx' defined but not used
#pragma GCC diagnostic ignored "-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function #pragma GCC diagnostic ignored "-Wdouble-promotion" // warning: implicit conversion from 'float' to 'double' when passing argument to function
#pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value #pragma GCC diagnostic ignored "-Wconversion" // warning: conversion to 'xxxx' from 'xxxx' may alter its value
#if __GNUC__ >= 8
#pragma GCC diagnostic ignored "-Wclass-memaccess" // warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no trivial copy-assignment; use assignment or value-initialization instead
#endif
#endif #endif
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
@ -94,7 +102,8 @@ namespace IMGUI_STB_NAMESPACE
#ifndef STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit (e.g. unity builds) #ifndef STB_RECT_PACK_IMPLEMENTATION // in case the user already have an implementation in the _same_ compilation unit (e.g. unity builds)
#ifndef IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION #ifndef IMGUI_DISABLE_STB_RECT_PACK_IMPLEMENTATION
#define STBRP_STATIC #define STBRP_STATIC
#define STBRP_ASSERT(x) IM_ASSERT(x) #define STBRP_ASSERT(x) IM_ASSERT(x)
#define STBRP_SORT ImQsort
#define STB_RECT_PACK_IMPLEMENTATION #define STB_RECT_PACK_IMPLEMENTATION
#endif #endif
#ifdef IMGUI_STB_RECT_PACK_FILENAME #ifdef IMGUI_STB_RECT_PACK_FILENAME
@ -191,10 +200,11 @@ void ImGui::StyleColorsDark(ImGuiStyle* dst)
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f); colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
colors[ImGuiCol_ModalWindowDarkening] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f); colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f); colors[ImGuiCol_NavHighlight] = ImVec4(0.26f, 0.59f, 0.98f, 1.00f);
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f); colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.35f);
} }
void ImGui::StyleColorsClassic(ImGuiStyle* dst) void ImGui::StyleColorsClassic(ImGuiStyle* dst)
@ -240,10 +250,11 @@ void ImGui::StyleColorsClassic(ImGuiStyle* dst)
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.60f, 0.00f, 1.00f);
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.00f, 0.00f, 1.00f, 0.35f); colors[ImGuiCol_TextSelectedBg] = ImVec4(0.00f, 0.00f, 1.00f, 0.35f);
colors[ImGuiCol_ModalWindowDarkening] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f); colors[ImGuiCol_DragDropTarget] = ImVec4(1.00f, 1.00f, 0.00f, 0.90f);
colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered]; colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f); colors[ImGuiCol_NavWindowingHighlight] = ImVec4(1.00f, 1.00f, 1.00f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.80f, 0.80f, 0.80f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
} }
// Those light colors are better suited with a thicker font than the default one + FrameBorder // Those light colors are better suited with a thicker font than the default one + FrameBorder
@ -290,10 +301,11 @@ void ImGui::StyleColorsLight(ImGuiStyle* dst)
colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogram] = ImVec4(0.90f, 0.70f, 0.00f, 1.00f);
colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.45f, 0.00f, 1.00f); colors[ImGuiCol_PlotHistogramHovered] = ImVec4(1.00f, 0.45f, 0.00f, 1.00f);
colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f); colors[ImGuiCol_TextSelectedBg] = ImVec4(0.26f, 0.59f, 0.98f, 0.35f);
colors[ImGuiCol_ModalWindowDarkening] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
colors[ImGuiCol_DragDropTarget] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f); colors[ImGuiCol_DragDropTarget] = ImVec4(0.26f, 0.59f, 0.98f, 0.95f);
colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered]; colors[ImGuiCol_NavHighlight] = colors[ImGuiCol_HeaderHovered];
colors[ImGuiCol_NavWindowingHighlight] = ImVec4(0.70f, 0.70f, 0.70f, 0.70f); colors[ImGuiCol_NavWindowingHighlight] = ImVec4(0.70f, 0.70f, 0.70f, 0.70f);
colors[ImGuiCol_NavWindowingDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.20f);
colors[ImGuiCol_ModalWindowDimBg] = ImVec4(0.20f, 0.20f, 0.20f, 0.35f);
} }
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -306,7 +318,7 @@ ImDrawListSharedData::ImDrawListSharedData()
FontSize = 0.0f; FontSize = 0.0f;
CurveTessellationTol = 0.0f; CurveTessellationTol = 0.0f;
ClipRectFullscreen = ImVec4(-8192.0f, -8192.0f, +8192.0f, +8192.0f); ClipRectFullscreen = ImVec4(-8192.0f, -8192.0f, +8192.0f, +8192.0f);
// Const data // Const data
for (int i = 0; i < IM_ARRAYSIZE(CircleVtx12); i++) for (int i = 0; i < IM_ARRAYSIZE(CircleVtx12); i++)
{ {
@ -1201,7 +1213,7 @@ void ImDrawList::AddImageRounded(ImTextureID user_texture_id, const ImVec2& a, c
PathRect(a, b, rounding, rounding_corners); PathRect(a, b, rounding, rounding_corners);
PathFillConvex(col); PathFillConvex(col);
int vert_end_idx = VtxBuffer.Size; int vert_end_idx = VtxBuffer.Size;
ImGui::ShadeVertsLinearUV(VtxBuffer.Data + vert_start_idx, VtxBuffer.Data + vert_end_idx, a, b, uv_a, uv_b, true); ImGui::ShadeVertsLinearUV(this, vert_start_idx, vert_end_idx, a, b, uv_a, uv_b, true);
if (push_texture_id) if (push_texture_id)
PopTextureID(); PopTextureID();
@ -1249,10 +1261,12 @@ void ImDrawData::ScaleClipRects(const ImVec2& scale)
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Generic linear color gradient, write to RGB fields, leave A untouched. // Generic linear color gradient, write to RGB fields, leave A untouched.
void ImGui::ShadeVertsLinearColorGradientKeepAlpha(ImDrawVert* vert_start, ImDrawVert* vert_end, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1) void ImGui::ShadeVertsLinearColorGradientKeepAlpha(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1)
{ {
ImVec2 gradient_extent = gradient_p1 - gradient_p0; ImVec2 gradient_extent = gradient_p1 - gradient_p0;
float gradient_inv_length2 = 1.0f / ImLengthSqr(gradient_extent); float gradient_inv_length2 = 1.0f / ImLengthSqr(gradient_extent);
ImDrawVert* vert_start = draw_list->VtxBuffer.Data + vert_start_idx;
ImDrawVert* vert_end = draw_list->VtxBuffer.Data + vert_end_idx;
for (ImDrawVert* vert = vert_start; vert < vert_end; vert++) for (ImDrawVert* vert = vert_start; vert < vert_end; vert++)
{ {
float d = ImDot(vert->pos - gradient_p0, gradient_extent); float d = ImDot(vert->pos - gradient_p0, gradient_extent);
@ -1264,25 +1278,8 @@ void ImGui::ShadeVertsLinearColorGradientKeepAlpha(ImDrawVert* vert_start, ImDra
} }
} }
// Scan and shade backward from the end of given vertices. Assume vertices are text only (= vert_start..vert_end going left to right) so we can break as soon as we are out the gradient bounds.
void ImGui::ShadeVertsLinearAlphaGradientForLeftToRightText(ImDrawVert* vert_start, ImDrawVert* vert_end, float gradient_p0_x, float gradient_p1_x)
{
float gradient_extent_x = gradient_p1_x - gradient_p0_x;
float gradient_inv_length2 = 1.0f / (gradient_extent_x * gradient_extent_x);
int full_alpha_count = 0;
for (ImDrawVert* vert = vert_end - 1; vert >= vert_start; vert--)
{
float d = (vert->pos.x - gradient_p0_x) * (gradient_extent_x);
float alpha_mul = 1.0f - ImClamp(d * gradient_inv_length2, 0.0f, 1.0f);
if (alpha_mul >= 1.0f && ++full_alpha_count > 2)
return; // Early out
int a = (int)(((vert->col >> IM_COL32_A_SHIFT) & 0xFF) * alpha_mul);
vert->col = (vert->col & ~IM_COL32_A_MASK) | (a << IM_COL32_A_SHIFT);
}
}
// Distribute UV over (a, b) rectangle // Distribute UV over (a, b) rectangle
void ImGui::ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp) void ImGui::ShadeVertsLinearUV(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp)
{ {
const ImVec2 size = b - a; const ImVec2 size = b - a;
const ImVec2 uv_size = uv_b - uv_a; const ImVec2 uv_size = uv_b - uv_a;
@ -1290,11 +1287,12 @@ void ImGui::ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, con
size.x != 0.0f ? (uv_size.x / size.x) : 0.0f, size.x != 0.0f ? (uv_size.x / size.x) : 0.0f,
size.y != 0.0f ? (uv_size.y / size.y) : 0.0f); size.y != 0.0f ? (uv_size.y / size.y) : 0.0f);
ImDrawVert* vert_start = draw_list->VtxBuffer.Data + vert_start_idx;
ImDrawVert* vert_end = draw_list->VtxBuffer.Data + vert_end_idx;
if (clamp) if (clamp)
{ {
const ImVec2 min = ImMin(uv_a, uv_b); const ImVec2 min = ImMin(uv_a, uv_b);
const ImVec2 max = ImMax(uv_a, uv_b); const ImVec2 max = ImMax(uv_a, uv_b);
for (ImDrawVert* vertex = vert_start; vertex < vert_end; ++vertex) for (ImDrawVert* vertex = vert_start; vertex < vert_end; ++vertex)
vertex->uv = ImClamp(uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale), min, max); vertex->uv = ImClamp(uv_a + ImMul(ImVec2(vertex->pos.x, vertex->pos.y) - a, scale), min, max);
} }
@ -1322,6 +1320,8 @@ ImFontConfig::ImFontConfig()
GlyphExtraSpacing = ImVec2(0.0f, 0.0f); GlyphExtraSpacing = ImVec2(0.0f, 0.0f);
GlyphOffset = ImVec2(0.0f, 0.0f); GlyphOffset = ImVec2(0.0f, 0.0f);
GlyphRanges = NULL; GlyphRanges = NULL;
GlyphMinAdvanceX = 0.0f;
GlyphMaxAdvanceX = FLT_MAX;
MergeMode = false; MergeMode = false;
RasterizerFlags = 0x00; RasterizerFlags = 0x00;
RasterizerMultiply = 1.0f; RasterizerMultiply = 1.0f;
@ -1335,55 +1335,57 @@ ImFontConfig::ImFontConfig()
// A work of art lies ahead! (. = white layer, X = black layer, others are blank) // A work of art lies ahead! (. = white layer, X = black layer, others are blank)
// The white texels on the top left are the ones we'll use everywhere in ImGui to render filled shapes. // The white texels on the top left are the ones we'll use everywhere in ImGui to render filled shapes.
const int FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF = 90; const int FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF = 108;
const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27; const int FONT_ATLAS_DEFAULT_TEX_DATA_H = 27;
const unsigned int FONT_ATLAS_DEFAULT_TEX_DATA_ID = 0x80000000; const unsigned int FONT_ATLAS_DEFAULT_TEX_DATA_ID = 0x80000000;
static const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] = static const char FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF * FONT_ATLAS_DEFAULT_TEX_DATA_H + 1] =
{ {
"..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX" "..- -XXXXXXX- X - X -XXXXXXX - XXXXXXX- XX "
"..- -X.....X- X.X - X.X -X.....X - X.....X" "..- -X.....X- X.X - X.X -X.....X - X.....X- X..X "
"--- -XXX.XXX- X...X - X...X -X....X - X....X" "--- -XXX.XXX- X...X - X...X -X....X - X....X- X..X "
"X - X.X - X.....X - X.....X -X...X - X...X" "X - X.X - X.....X - X.....X -X...X - X...X- X..X "
"XX - X.X -X.......X- X.......X -X..X.X - X.X..X" "XX - X.X -X.......X- X.......X -X..X.X - X.X..X- X..X "
"X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X" "X.X - X.X -XXXX.XXXX- XXXX.XXXX -X.X X.X - X.X X.X- X..XXX "
"X..X - X.X - X.X - X.X -XX X.X - X.X XX" "X..X - X.X - X.X - X.X -XX X.X - X.X XX- X..X..XXX "
"X...X - X.X - X.X - XX X.X XX - X.X - X.X " "X...X - X.X - X.X - XX X.X XX - X.X - X.X - X..X..X..XX "
"X....X - X.X - X.X - X.X X.X X.X - X.X - X.X " "X....X - X.X - X.X - X.X X.X X.X - X.X - X.X - X..X..X..X.X "
"X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X " "X.....X - X.X - X.X - X..X X.X X..X - X.X - X.X -XXX X..X..X..X..X"
"X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X " "X......X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X XX-XX X.X -X..XX........X..X"
"X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X " "X.......X - X.X - X.X -X.....................X- X.X X.X-X.X X.X -X...X...........X"
"X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X " "X........X - X.X - X.X - X...XXXXXX.XXXXXX...X - X.X..X-X..X.X - X..............X"
"X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X " "X.........X -XXX.XXX- X.X - X..X X.X X..X - X...X-X...X - X.............X"
"X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X " "X..........X-X.....X- X.X - X.X X.X X.X - X....X-X....X - X.............X"
"X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X " "X......XXXXX-XXXXXXX- X.X - XX X.X XX - X.....X-X.....X - X............X"
"X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX " "X...X..X --------- X.X - X.X - XXXXXXX-XXXXXXX - X...........X "
"X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------" "X..X X..X - -XXXX.XXXX- XXXX.XXXX ------------------------------------- X..........X "
"X.X X..X - -X.......X- X.......X - XX XX - " "X.X X..X - -X.......X- X.......X - XX XX - - X..........X "
"XX X..X - - X.....X - X.....X - X.X X.X - " "XX X..X - - X.....X - X.....X - X.X X.X - - X........X "
" X..X - X...X - X...X - X..X X..X - " " X..X - X...X - X...X - X..X X..X - - X........X "
" XX - X.X - X.X - X...XXXXXXXXXXXXX...X - " " XX - X.X - X.X - X...XXXXXXXXXXXXX...X - - XXXXXXXXXX "
"------------ - X - X -X.....................X- " "------------ - X - X -X.....................X- ------------------"
" ----------------------------------- X...XXXXXXXXXXXXX...X - " " ----------------------------------- X...XXXXXXXXXXXXX...X - "
" - X..X X..X - " " - X..X X..X - "
" - X.X X.X - " " - X.X X.X - "
" - XX XX - " " - XX XX - "
}; };
static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3] = static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_COUNT][3] =
{ {
// Pos ........ Size ......... Offset ...... // Pos ........ Size ......... Offset ......
{ ImVec2(0,3), ImVec2(12,19), ImVec2( 0, 0) }, // ImGuiMouseCursor_Arrow { ImVec2( 0,3), ImVec2(12,19), ImVec2( 0, 0) }, // ImGuiMouseCursor_Arrow
{ ImVec2(13,0), ImVec2(7,16), ImVec2( 4, 8) }, // ImGuiMouseCursor_TextInput { ImVec2(13,0), ImVec2( 7,16), ImVec2( 1, 8) }, // ImGuiMouseCursor_TextInput
{ ImVec2(31,0), ImVec2(23,23), ImVec2(11,11) }, // ImGuiMouseCursor_ResizeAll { ImVec2(31,0), ImVec2(23,23), ImVec2(11,11) }, // ImGuiMouseCursor_ResizeAll
{ ImVec2(21,0), ImVec2( 9,23), ImVec2( 5,11) }, // ImGuiMouseCursor_ResizeNS { ImVec2(21,0), ImVec2( 9,23), ImVec2( 4,11) }, // ImGuiMouseCursor_ResizeNS
{ ImVec2(55,18),ImVec2(23, 9), ImVec2(11, 5) }, // ImGuiMouseCursor_ResizeEW { ImVec2(55,18),ImVec2(23, 9), ImVec2(11, 4) }, // ImGuiMouseCursor_ResizeEW
{ ImVec2(73,0), ImVec2(17,17), ImVec2( 9, 9) }, // ImGuiMouseCursor_ResizeNESW { ImVec2(73,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNESW
{ ImVec2(55,0), ImVec2(17,17), ImVec2( 9, 9) }, // ImGuiMouseCursor_ResizeNWSE { ImVec2(55,0), ImVec2(17,17), ImVec2( 8, 8) }, // ImGuiMouseCursor_ResizeNWSE
{ ImVec2(91,0), ImVec2(17,22), ImVec2( 5, 0) }, // ImGuiMouseCursor_Hand
}; };
ImFontAtlas::ImFontAtlas() ImFontAtlas::ImFontAtlas()
{ {
Flags = 0x00; Locked = false;
Flags = ImFontAtlasFlags_None;
TexID = NULL; TexID = NULL;
TexDesiredWidth = 0; TexDesiredWidth = 0;
TexGlyphPadding = 1; TexGlyphPadding = 1;
@ -1399,11 +1401,13 @@ ImFontAtlas::ImFontAtlas()
ImFontAtlas::~ImFontAtlas() ImFontAtlas::~ImFontAtlas()
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
Clear(); Clear();
} }
void ImFontAtlas::ClearInputData() void ImFontAtlas::ClearInputData()
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
for (int i = 0; i < ConfigData.Size; i++) for (int i = 0; i < ConfigData.Size; i++)
if (ConfigData[i].FontData && ConfigData[i].FontDataOwnedByAtlas) if (ConfigData[i].FontData && ConfigData[i].FontDataOwnedByAtlas)
{ {
@ -1426,6 +1430,7 @@ void ImFontAtlas::ClearInputData()
void ImFontAtlas::ClearTexData() void ImFontAtlas::ClearTexData()
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
if (TexPixelsAlpha8) if (TexPixelsAlpha8)
ImGui::MemFree(TexPixelsAlpha8); ImGui::MemFree(TexPixelsAlpha8);
if (TexPixelsRGBA32) if (TexPixelsRGBA32)
@ -1436,6 +1441,7 @@ void ImFontAtlas::ClearTexData()
void ImFontAtlas::ClearFonts() void ImFontAtlas::ClearFonts()
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
for (int i = 0; i < Fonts.Size; i++) for (int i = 0; i < Fonts.Size; i++)
IM_DELETE(Fonts[i]); IM_DELETE(Fonts[i]);
Fonts.clear(); Fonts.clear();
@ -1490,6 +1496,7 @@ void ImFontAtlas::GetTexDataAsRGBA32(unsigned char** out_pixels, int* out_wid
ImFont* ImFontAtlas::AddFont(const ImFontConfig* font_cfg) ImFont* ImFontAtlas::AddFont(const ImFontConfig* font_cfg)
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
IM_ASSERT(font_cfg->FontData != NULL && font_cfg->FontDataSize > 0); IM_ASSERT(font_cfg->FontData != NULL && font_cfg->FontDataSize > 0);
IM_ASSERT(font_cfg->SizePixels > 0.0f); IM_ASSERT(font_cfg->SizePixels > 0.0f);
@ -1544,13 +1551,15 @@ ImFont* ImFontAtlas::AddFontDefault(const ImFontConfig* font_cfg_template)
if (font_cfg.SizePixels <= 0.0f) font_cfg.SizePixels = 13.0f; if (font_cfg.SizePixels <= 0.0f) font_cfg.SizePixels = 13.0f;
const char* ttf_compressed_base85 = GetDefaultCompressedFontDataTTFBase85(); const char* ttf_compressed_base85 = GetDefaultCompressedFontDataTTFBase85();
ImFont* font = AddFontFromMemoryCompressedBase85TTF(ttf_compressed_base85, font_cfg.SizePixels, &font_cfg, GetGlyphRangesDefault()); const ImWchar* glyph_ranges = font_cfg.GlyphRanges != NULL ? font_cfg.GlyphRanges : GetGlyphRangesDefault();
ImFont* font = AddFontFromMemoryCompressedBase85TTF(ttf_compressed_base85, font_cfg.SizePixels, &font_cfg, glyph_ranges);
font->DisplayOffset.y = 1.0f; font->DisplayOffset.y = 1.0f;
return font; return font;
} }
ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges) ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges)
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
size_t data_size = 0; size_t data_size = 0;
void* data = ImFileLoadToMemory(filename, "rb", &data_size, 0); void* data = ImFileLoadToMemory(filename, "rb", &data_size, 0);
if (!data) if (!data)
@ -1572,6 +1581,7 @@ ImFont* ImFontAtlas::AddFontFromFileTTF(const char* filename, float size_pixels,
// NB: Transfer ownership of 'ttf_data' to ImFontAtlas, unless font_cfg_template->FontDataOwnedByAtlas == false. Owned TTF buffer will be deleted after Build(). // NB: Transfer ownership of 'ttf_data' to ImFontAtlas, unless font_cfg_template->FontDataOwnedByAtlas == false. Owned TTF buffer will be deleted after Build().
ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges) ImFont* ImFontAtlas::AddFontFromMemoryTTF(void* ttf_data, int ttf_size, float size_pixels, const ImFontConfig* font_cfg_template, const ImWchar* glyph_ranges)
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig(); ImFontConfig font_cfg = font_cfg_template ? *font_cfg_template : ImFontConfig();
IM_ASSERT(font_cfg.FontData == NULL); IM_ASSERT(font_cfg.FontData == NULL);
font_cfg.FontData = ttf_data; font_cfg.FontData = ttf_data;
@ -1665,6 +1675,7 @@ bool ImFontAtlas::GetMouseCursorTexData(ImGuiMouseCursor cursor_type, ImVec2* ou
bool ImFontAtlas::Build() bool ImFontAtlas::Build()
{ {
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas between NewFrame() and EndFrame/Render()!");
return ImFontAtlasBuildWithStbTruetype(this); return ImFontAtlasBuildWithStbTruetype(this);
} }
@ -1864,8 +1875,8 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
const float ascent = ImFloor(unscaled_ascent * font_scale + ((unscaled_ascent > 0.0f) ? +1 : -1)); const float ascent = ImFloor(unscaled_ascent * font_scale + ((unscaled_ascent > 0.0f) ? +1 : -1));
const float descent = ImFloor(unscaled_descent * font_scale + ((unscaled_descent > 0.0f) ? +1 : -1)); const float descent = ImFloor(unscaled_descent * font_scale + ((unscaled_descent > 0.0f) ? +1 : -1));
ImFontAtlasBuildSetupFont(atlas, dst_font, &cfg, ascent, descent); ImFontAtlasBuildSetupFont(atlas, dst_font, &cfg, ascent, descent);
const float off_x = cfg.GlyphOffset.x; const float font_off_x = cfg.GlyphOffset.x;
const float off_y = cfg.GlyphOffset.y + (float)(int)(dst_font->Ascent + 0.5f); const float font_off_y = cfg.GlyphOffset.y + (float)(int)(dst_font->Ascent + 0.5f);
for (int i = 0; i < tmp.RangesCount; i++) for (int i = 0; i < tmp.RangesCount; i++)
{ {
@ -1880,10 +1891,16 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
if (cfg.MergeMode && dst_font->FindGlyphNoFallback((unsigned short)codepoint)) if (cfg.MergeMode && dst_font->FindGlyphNoFallback((unsigned short)codepoint))
continue; continue;
float char_advance_x_org = pc.xadvance;
float char_advance_x_mod = ImClamp(char_advance_x_org, cfg.GlyphMinAdvanceX, cfg.GlyphMaxAdvanceX);
float char_off_x = font_off_x;
if (char_advance_x_org != char_advance_x_mod)
char_off_x += cfg.PixelSnapH ? (float)(int)((char_advance_x_mod - char_advance_x_org) * 0.5f) : (char_advance_x_mod - char_advance_x_org) * 0.5f;
stbtt_aligned_quad q; stbtt_aligned_quad q;
float dummy_x = 0.0f, dummy_y = 0.0f; float dummy_x = 0.0f, dummy_y = 0.0f;
stbtt_GetPackedQuad(range.chardata_for_range, atlas->TexWidth, atlas->TexHeight, char_idx, &dummy_x, &dummy_y, &q, 0); stbtt_GetPackedQuad(range.chardata_for_range, atlas->TexWidth, atlas->TexHeight, char_idx, &dummy_x, &dummy_y, &q, 0);
dst_font->AddGlyph((ImWchar)codepoint, q.x0 + off_x, q.y0 + off_y, q.x1 + off_x, q.y1 + off_y, q.s0, q.t0, q.s1, q.t1, pc.xadvance); dst_font->AddGlyph((ImWchar)codepoint, q.x0 + char_off_x, q.y0 + font_off_y, q.x1 + char_off_x, q.y1 + font_off_y, q.s0, q.t0, q.s1, q.t1, char_advance_x_mod);
} }
} }
} }
@ -2026,7 +2043,7 @@ const ImWchar* ImFontAtlas::GetGlyphRangesKorean()
return &ranges[0]; return &ranges[0];
} }
const ImWchar* ImFontAtlas::GetGlyphRangesChinese() const ImWchar* ImFontAtlas::GetGlyphRangesChineseFull()
{ {
static const ImWchar ranges[] = static const ImWchar ranges[] =
{ {
@ -2040,67 +2057,136 @@ const ImWchar* ImFontAtlas::GetGlyphRangesChinese()
return &ranges[0]; return &ranges[0];
} }
const ImWchar* ImFontAtlas::GetGlyphRangesJapanese() static void UnpackAccumulativeOffsetsIntoRanges(int base_codepoint, const short* accumulative_offsets, int accumulative_offsets_count, ImWchar* out_ranges)
{ {
// Store the 1946 ideograms code points as successive offsets from the initial unicode codepoint 0x4E00. Each offset has an implicit +1. for (int n = 0; n < accumulative_offsets_count; n++, out_ranges += 2)
// This encoding is designed to helps us reduce the source code size.
// FIXME: Source a list of the revised 2136 joyo kanji list from 2010 and rebuild this.
// The current list was sourced from http://theinstructionlimit.com/author/renaudbedardrenaudbedard/page/3
// Note that you may use ImFontAtlas::GlyphRangesBuilder to create your own ranges, by merging existing ranges or adding new characters.
static const short offsets_from_0x4E00[] =
{ {
-1,0,1,3,0,0,0,0,1,0,5,1,1,0,7,4,6,10,0,1,9,9,7,1,3,19,1,10,7,1,0,1,0,5,1,0,6,4,2,6,0,0,12,6,8,0,3,5,0,1,0,9,0,0,8,1,1,3,4,5,13,0,0,8,2,17, out_ranges[0] = out_ranges[1] = (ImWchar)(base_codepoint + accumulative_offsets[n]);
4,3,1,1,9,6,0,0,0,2,1,3,2,22,1,9,11,1,13,1,3,12,0,5,9,2,0,6,12,5,3,12,4,1,2,16,1,1,4,6,5,3,0,6,13,15,5,12,8,14,0,0,6,15,3,6,0,18,8,1,6,14,1, base_codepoint += accumulative_offsets[n];
5,4,12,24,3,13,12,10,24,0,0,0,1,0,1,1,2,9,10,2,2,0,0,3,3,1,0,3,8,0,3,2,4,4,1,6,11,10,14,6,15,3,4,15,1,0,0,5,2,2,0,0,1,6,5,5,6,0,3,6,5,0,0,1,0, }
11,2,2,8,4,7,0,10,0,1,2,17,19,3,0,2,5,0,6,2,4,4,6,1,1,11,2,0,3,1,2,1,2,10,7,6,3,16,0,8,24,0,0,3,1,1,3,0,1,6,0,0,0,2,0,1,5,15,0,1,0,0,2,11,19, out_ranges[0] = 0;
1,4,19,7,6,5,1,0,0,0,0,5,1,0,1,9,0,0,5,0,2,0,1,0,3,0,11,3,0,2,0,0,0,0,0,9,3,6,4,12,0,14,0,0,29,10,8,0,14,37,13,0,31,16,19,0,8,30,1,20,8,3,48, }
21,1,0,12,0,10,44,34,42,54,11,18,82,0,2,1,2,12,1,0,6,2,17,2,12,7,0,7,17,4,2,6,24,23,8,23,39,2,16,23,1,0,5,1,2,15,14,5,6,2,11,0,8,6,2,2,2,14,
20,4,15,3,4,11,10,10,2,5,2,1,30,2,1,0,0,22,5,5,0,3,1,5,4,1,0,0,2,2,21,1,5,1,2,16,2,1,3,4,0,8,4,0,0,5,14,11,2,16,1,13,1,7,0,22,15,3,1,22,7,14, const ImWchar* ImFontAtlas::GetGlyphRangesChineseSimplifiedCommon()
22,19,11,24,18,46,10,20,64,45,3,2,0,4,5,0,1,4,25,1,0,0,2,10,0,0,0,1,0,1,2,0,0,9,1,2,0,0,0,2,5,2,1,1,5,5,8,1,1,1,5,1,4,9,1,3,0,1,0,1,1,2,0,0, {
2,0,1,8,22,8,1,0,0,0,0,4,2,1,0,9,8,5,0,9,1,30,24,2,6,4,39,0,14,5,16,6,26,179,0,2,1,1,0,0,0,5,2,9,6,0,2,5,16,7,5,1,1,0,2,4,4,7,15,13,14,0,0, // Store 2500 regularly used characters for Simplified Chinese.
3,0,1,0,0,0,2,1,6,4,5,1,4,9,0,3,1,8,0,0,10,5,0,43,0,2,6,8,4,0,2,0,0,9,6,0,9,3,1,6,20,14,6,1,4,0,7,2,3,0,2,0,5,0,3,1,0,3,9,7,0,3,4,0,4,9,1,6,0, // Sourced from https://zh.wiktionary.org/wiki/%E9%99%84%E5%BD%95:%E7%8E%B0%E4%BB%A3%E6%B1%89%E8%AF%AD%E5%B8%B8%E7%94%A8%E5%AD%97%E8%A1%A8
9,0,0,2,3,10,9,28,3,6,2,4,1,2,32,4,1,18,2,0,3,1,5,30,10,0,2,2,2,0,7,9,8,11,10,11,7,2,13,7,5,10,0,3,40,2,0,1,6,12,0,4,5,1,5,11,11,21,4,8,3,7, // This table covers 97.97% of all characters used during the month in July, 1987.
8,8,33,5,23,0,0,19,8,8,2,3,0,6,1,1,1,5,1,27,4,2,5,0,3,5,6,3,1,0,3,1,12,5,3,3,2,0,7,7,2,1,0,4,0,1,1,2,0,10,10,6,2,5,9,7,5,15,15,21,6,11,5,20, // You can use ImFontAtlas::GlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters.
4,3,5,5,2,5,0,2,1,0,1,7,28,0,9,0,5,12,5,5,18,30,0,12,3,3,21,16,25,32,9,3,14,11,24,5,66,9,1,2,0,5,9,1,5,1,8,0,8,3,3,0,1,15,1,4,8,1,2,7,0,7,2, // (Stored as accumulative offsets from the initial unicode codepoint 0x4E00. This encoding is designed to helps us compact the source code size.)
8,3,7,5,3,7,10,2,1,0,0,2,25,0,6,4,0,10,0,4,2,4,1,12,5,38,4,0,4,1,10,5,9,4,0,14,4,2,5,18,20,21,1,3,0,5,0,7,0,3,7,1,3,1,1,8,1,0,0,0,3,2,5,2,11, static const short accumulative_offsets_from_0x4E00[] =
6,0,13,1,3,9,1,12,0,16,6,2,1,0,2,1,12,6,13,11,2,0,28,1,7,8,14,13,8,13,0,2,0,5,4,8,10,2,37,42,19,6,6,7,4,14,11,18,14,80,7,6,0,4,72,12,36,27, {
7,7,0,14,17,19,164,27,0,5,10,7,3,13,6,14,0,2,2,5,3,0,6,13,0,0,10,29,0,4,0,3,13,0,3,1,6,51,1,5,28,2,0,8,0,20,2,4,0,25,2,10,13,10,0,16,4,0,1,0, 0,1,2,4,1,1,1,1,2,1,3,2,1,2,2,1,1,1,1,1,5,2,1,2,3,3,3,2,2,4,1,1,1,2,1,5,2,3,1,2,1,2,1,1,2,1,1,2,2,1,4,1,1,1,1,5,10,1,2,19,2,1,2,1,2,1,2,1,2,
2,1,7,0,1,8,11,0,0,1,2,7,2,23,11,6,6,4,16,2,2,2,0,22,9,3,3,5,2,0,15,16,21,2,9,20,15,15,5,3,9,1,0,0,1,7,7,5,4,2,2,2,38,24,14,0,0,15,5,6,24,14, 1,5,1,6,3,2,1,2,2,1,1,1,4,8,5,1,1,4,1,1,3,1,2,1,5,1,2,1,1,1,10,1,1,5,2,4,6,1,4,2,2,2,12,2,1,1,6,1,1,1,4,1,1,4,6,5,1,4,2,2,4,10,7,1,1,4,2,4,
5,5,11,0,21,12,0,3,8,4,11,1,8,0,11,27,7,2,4,9,21,59,0,1,39,3,60,62,3,0,12,11,0,3,30,11,0,13,88,4,15,5,28,13,1,4,48,17,17,4,28,32,46,0,16,0, 2,1,4,3,6,10,12,5,7,2,14,2,9,1,1,6,7,10,4,7,13,1,5,4,8,4,1,1,2,28,5,6,1,1,5,2,5,20,2,2,9,8,11,2,9,17,1,8,6,8,27,4,6,9,20,11,27,6,68,2,2,1,1,
18,11,1,8,6,38,11,2,6,11,38,2,0,45,3,11,2,7,8,4,30,14,17,2,1,1,65,18,12,16,4,2,45,123,12,56,33,1,4,3,4,7,0,0,0,3,2,0,16,4,2,4,2,0,7,4,5,2,26, 1,2,1,2,2,7,6,11,3,3,1,1,3,1,2,1,1,1,1,1,3,1,1,8,3,4,1,5,7,2,1,4,4,8,4,2,1,2,1,1,4,5,6,3,6,2,12,3,1,3,9,2,4,3,4,1,5,3,3,1,3,7,1,5,1,1,1,1,2,
2,25,6,11,6,1,16,2,6,17,77,15,3,35,0,1,0,5,1,0,38,16,6,3,12,3,3,3,0,9,3,1,3,5,2,9,0,18,0,25,1,3,32,1,72,46,6,2,7,1,3,14,17,0,28,1,40,13,0,20, 3,4,5,2,3,2,6,1,1,2,1,7,1,7,3,4,5,15,2,2,1,5,3,22,19,2,1,1,1,1,2,5,1,1,1,6,1,1,12,8,2,9,18,22,4,1,1,5,1,16,1,2,7,10,15,1,1,6,2,4,1,2,4,1,6,
15,40,6,38,24,12,43,1,1,9,0,12,6,0,6,2,4,19,3,7,1,48,0,9,5,0,5,6,9,6,10,15,2,11,19,3,9,2,0,1,10,1,27,8,1,3,6,1,14,0,26,0,27,16,3,4,9,6,2,23, 1,1,3,2,4,1,6,4,5,1,2,1,1,2,1,10,3,1,3,2,1,9,3,2,5,7,2,19,4,3,6,1,1,1,1,1,4,3,2,1,1,1,2,5,3,1,1,1,2,2,1,1,2,1,1,2,1,3,1,1,1,3,7,1,4,1,1,2,1,
9,10,5,25,2,1,6,1,1,48,15,9,15,14,3,4,26,60,29,13,37,21,1,6,4,0,2,11,22,23,16,16,2,2,1,3,0,5,1,6,4,0,0,4,0,0,8,3,0,2,5,0,7,1,7,3,13,2,4,10, 1,2,1,2,4,4,3,8,1,1,1,2,1,3,5,1,3,1,3,4,6,2,2,14,4,6,6,11,9,1,15,3,1,28,5,2,5,5,3,1,3,4,5,4,6,14,3,2,3,5,21,2,7,20,10,1,2,19,2,4,28,28,2,3,
3,0,2,31,0,18,3,0,12,10,4,1,0,7,5,7,0,5,4,12,2,22,10,4,2,15,2,8,9,0,23,2,197,51,3,1,1,4,13,4,3,21,4,19,3,10,5,40,0,4,1,1,10,4,1,27,34,7,21, 2,1,14,4,1,26,28,42,12,40,3,52,79,5,14,17,3,2,2,11,3,4,6,3,1,8,2,23,4,5,8,10,4,2,7,3,5,1,1,6,3,1,2,2,2,5,28,1,1,7,7,20,5,3,29,3,17,26,1,8,4,
2,17,2,9,6,4,2,3,0,4,2,7,8,2,5,1,15,21,3,4,4,2,2,17,22,1,5,22,4,26,7,0,32,1,11,42,15,4,1,2,5,0,19,3,1,8,6,0,10,1,9,2,13,30,8,2,24,17,19,1,4, 27,3,6,11,23,5,3,4,6,13,24,16,6,5,10,25,35,7,3,2,3,3,14,3,6,2,6,1,4,2,3,8,2,1,1,3,3,3,4,1,1,13,2,2,4,5,2,1,14,14,1,2,2,1,4,5,2,3,1,14,3,12,
4,25,13,0,10,16,11,39,18,8,5,30,82,1,6,8,18,77,11,13,20,75,11,112,78,33,3,0,0,60,17,84,9,1,1,12,30,10,49,5,32,158,178,5,5,6,3,3,1,3,1,4,7,6, 3,17,2,16,5,1,2,1,8,9,3,19,4,2,2,4,17,25,21,20,28,75,1,10,29,103,4,1,2,1,1,4,2,4,1,2,3,24,2,2,2,1,1,2,1,3,8,1,1,1,2,1,1,3,1,1,1,6,1,5,3,1,1,
19,31,21,0,2,9,5,6,27,4,9,8,1,76,18,12,1,4,0,3,3,6,3,12,2,8,30,16,2,25,1,5,5,4,3,0,6,10,2,3,1,0,5,1,19,3,0,8,1,5,2,6,0,0,0,19,1,2,0,5,1,2,5, 1,3,4,1,1,5,2,1,5,6,13,9,16,1,1,1,1,3,2,3,2,4,5,2,5,2,2,3,7,13,7,2,2,1,1,1,1,2,3,3,2,1,6,4,9,2,1,14,2,14,2,1,18,3,4,14,4,11,41,15,23,15,23,
1,3,7,0,4,12,7,3,10,22,0,9,5,1,0,2,20,1,1,3,23,30,3,9,9,1,4,191,14,3,15,6,8,50,0,1,0,0,4,0,0,1,0,2,4,2,0,2,3,0,2,0,2,2,8,7,0,1,1,1,3,3,17,11, 176,1,3,4,1,1,1,1,5,3,1,2,3,7,3,1,1,2,1,2,4,4,6,2,4,1,9,7,1,10,5,8,16,29,1,1,2,2,3,1,3,5,2,4,5,4,1,1,2,2,3,3,7,1,6,10,1,17,1,44,4,6,2,1,1,6,
91,1,9,3,2,13,4,24,15,41,3,13,3,1,20,4,125,29,30,1,0,4,12,2,21,4,5,5,19,11,0,13,11,86,2,18,0,7,1,8,8,2,2,22,1,2,6,5,2,0,1,2,8,0,2,0,5,2,1,0, 5,4,2,10,1,6,9,2,8,1,24,1,2,13,7,8,8,2,1,4,1,3,1,3,3,5,2,5,10,9,4,9,12,2,1,6,1,10,1,1,7,7,4,10,8,3,1,13,4,3,1,6,1,3,5,2,1,2,17,16,5,2,16,6,
2,10,2,0,5,9,2,1,2,0,1,0,4,0,0,10,2,5,3,0,6,1,0,1,4,4,33,3,13,17,3,18,6,4,7,1,5,78,0,4,1,13,7,1,8,1,0,35,27,15,3,0,0,0,1,11,5,41,38,15,22,6, 1,4,2,1,3,3,6,8,5,11,11,1,3,3,2,4,6,10,9,5,7,4,7,4,7,1,1,4,2,1,3,6,8,7,1,6,11,5,5,3,24,9,4,2,7,13,5,1,8,82,16,61,1,1,1,4,2,2,16,10,3,8,1,1,
14,14,2,1,11,6,20,63,5,8,27,7,11,2,2,40,58,23,50,54,56,293,8,8,1,5,1,14,0,1,12,37,89,8,8,8,2,10,6,0,0,0,4,5,2,1,0,1,1,2,7,0,3,3,0,4,6,0,3,2, 6,4,2,1,3,1,1,1,4,3,8,4,2,2,1,1,1,1,1,6,3,5,1,1,4,6,9,2,1,1,1,2,1,7,2,1,6,1,5,4,4,3,1,8,1,3,3,1,3,2,2,2,2,3,1,6,1,2,1,2,1,3,7,1,8,2,1,2,1,5,
19,3,8,0,0,0,4,4,16,0,4,1,5,1,3,0,3,4,6,2,17,10,10,31,6,4,3,6,10,126,7,3,2,2,0,9,0,0,5,20,13,0,15,0,6,0,2,5,8,64,50,3,2,12,2,9,0,0,11,8,20, 2,5,3,5,10,1,2,1,1,3,2,5,11,3,9,3,5,1,1,5,9,1,2,1,5,7,9,9,8,1,3,3,3,6,8,2,3,2,1,1,32,6,1,2,15,9,3,7,13,1,3,10,13,2,14,1,13,10,2,1,3,10,4,15,
109,2,18,23,0,0,9,61,3,0,28,41,77,27,19,17,81,5,2,14,5,83,57,252,14,154,263,14,20,8,13,6,57,39,38, 2,15,15,10,1,3,9,6,9,32,25,26,47,7,3,2,3,1,6,3,4,3,2,8,5,4,1,9,4,2,2,19,10,6,2,3,8,1,2,2,4,2,1,9,4,4,4,6,4,8,9,2,3,1,1,1,1,3,5,5,1,3,8,4,6,
2,1,4,12,1,5,3,7,13,2,5,8,1,6,1,2,5,14,6,1,5,2,4,8,15,5,1,23,6,62,2,10,1,1,8,1,2,2,10,4,2,2,9,2,1,1,3,2,3,1,5,3,3,2,1,3,8,1,1,1,11,3,1,1,4,
3,7,1,14,1,2,3,12,5,2,5,1,6,7,5,7,14,11,1,3,1,8,9,12,2,1,11,8,4,4,2,6,10,9,13,1,1,3,1,5,1,3,2,4,4,1,18,2,3,14,11,4,29,4,2,7,1,3,13,9,2,2,5,
3,5,20,7,16,8,5,72,34,6,4,22,12,12,28,45,36,9,7,39,9,191,1,1,1,4,11,8,4,9,2,3,22,1,1,1,1,4,17,1,7,7,1,11,31,10,2,4,8,2,3,2,1,4,2,16,4,32,2,
3,19,13,4,9,1,5,2,14,8,1,1,3,6,19,6,5,1,16,6,2,10,8,5,1,2,3,1,5,5,1,11,6,6,1,3,3,2,6,3,8,1,1,4,10,7,5,7,7,5,8,9,2,1,3,4,1,1,3,1,3,3,2,6,16,
1,4,6,3,1,10,6,1,3,15,2,9,2,10,25,13,9,16,6,2,2,10,11,4,3,9,1,2,6,6,5,4,30,40,1,10,7,12,14,33,6,3,6,7,3,1,3,1,11,14,4,9,5,12,11,49,18,51,31,
140,31,2,2,1,5,1,8,1,10,1,4,4,3,24,1,10,1,3,6,6,16,3,4,5,2,1,4,2,57,10,6,22,2,22,3,7,22,6,10,11,36,18,16,33,36,2,5,5,1,1,1,4,10,1,4,13,2,7,
5,2,9,3,4,1,7,43,3,7,3,9,14,7,9,1,11,1,1,3,7,4,18,13,1,14,1,3,6,10,73,2,2,30,6,1,11,18,19,13,22,3,46,42,37,89,7,3,16,34,2,2,3,9,1,7,1,1,1,2,
2,4,10,7,3,10,3,9,5,28,9,2,6,13,7,3,1,3,10,2,7,2,11,3,6,21,54,85,2,1,4,2,2,1,39,3,21,2,2,5,1,1,1,4,1,1,3,4,15,1,3,2,4,4,2,3,8,2,20,1,8,7,13,
4,1,26,6,2,9,34,4,21,52,10,4,4,1,5,12,2,11,1,7,2,30,12,44,2,30,1,1,3,6,16,9,17,39,82,2,2,24,7,1,7,3,16,9,14,44,2,1,2,1,2,3,5,2,4,1,6,7,5,3,
2,6,1,11,5,11,2,1,18,19,8,1,3,24,29,2,1,3,5,2,2,1,13,6,5,1,46,11,3,5,1,1,5,8,2,10,6,12,6,3,7,11,2,4,16,13,2,5,1,1,2,2,5,2,28,5,2,23,10,8,4,
4,22,39,95,38,8,14,9,5,1,13,5,4,3,13,12,11,1,9,1,27,37,2,5,4,4,63,211,95,2,2,2,1,3,5,2,1,1,2,2,1,1,1,3,2,4,1,2,1,1,5,2,2,1,1,2,3,1,3,1,1,1,
3,1,4,2,1,3,6,1,1,3,7,15,5,3,2,5,3,9,11,4,2,22,1,6,3,8,7,1,4,28,4,16,3,3,25,4,4,27,27,1,4,1,2,2,7,1,3,5,2,28,8,2,14,1,8,6,16,25,3,3,3,14,3,
3,1,1,2,1,4,6,3,8,4,1,1,1,2,3,6,10,6,2,3,18,3,2,5,5,4,3,1,5,2,5,4,23,7,6,12,6,4,17,11,9,5,1,1,10,5,12,1,1,11,26,33,7,3,6,1,17,7,1,5,12,1,11,
2,4,1,8,14,17,23,1,2,1,7,8,16,11,9,6,5,2,6,4,16,2,8,14,1,11,8,9,1,1,1,9,25,4,11,19,7,2,15,2,12,8,52,7,5,19,2,16,4,36,8,1,16,8,24,26,4,6,2,9,
5,4,36,3,28,12,25,15,37,27,17,12,59,38,5,32,127,1,2,9,17,14,4,1,2,1,1,8,11,50,4,14,2,19,16,4,17,5,4,5,26,12,45,2,23,45,104,30,12,8,3,10,2,2,
3,3,1,4,20,7,2,9,6,15,2,20,1,3,16,4,11,15,6,134,2,5,59,1,2,2,2,1,9,17,3,26,137,10,211,59,1,2,4,1,4,1,1,1,2,6,2,3,1,1,2,3,2,3,1,3,4,4,2,3,3,
1,4,3,1,7,2,2,3,1,2,1,3,3,3,2,2,3,2,1,3,14,6,1,3,2,9,6,15,27,9,34,145,1,1,2,1,1,1,1,2,1,1,1,1,2,2,2,3,1,2,1,1,1,2,3,5,8,3,5,2,4,1,3,2,2,2,12,
4,1,1,1,10,4,5,1,20,4,16,1,15,9,5,12,2,9,2,5,4,2,26,19,7,1,26,4,30,12,15,42,1,6,8,172,1,1,4,2,1,1,11,2,2,4,2,1,2,1,10,8,1,2,1,4,5,1,2,5,1,8,
4,1,3,4,2,1,6,2,1,3,4,1,2,1,1,1,1,12,5,7,2,4,3,1,1,1,3,3,6,1,2,2,3,3,3,2,1,2,12,14,11,6,6,4,12,2,8,1,7,10,1,35,7,4,13,15,4,3,23,21,28,52,5,
26,5,6,1,7,10,2,7,53,3,2,1,1,1,2,163,532,1,10,11,1,3,3,4,8,2,8,6,2,2,23,22,4,2,2,4,2,1,3,1,3,3,5,9,8,2,1,2,8,1,10,2,12,21,20,15,105,2,3,1,1,
3,2,3,1,1,2,5,1,4,15,11,19,1,1,1,1,5,4,5,1,1,2,5,3,5,12,1,2,5,1,11,1,1,15,9,1,4,5,3,26,8,2,1,3,1,1,15,19,2,12,1,2,5,2,7,2,19,2,20,6,26,7,5,
2,2,7,34,21,13,70,2,128,1,1,2,1,1,2,1,1,3,2,2,2,15,1,4,1,3,4,42,10,6,1,49,85,8,1,2,1,1,4,4,2,3,6,1,5,7,4,3,211,4,1,2,1,2,5,1,2,4,2,2,6,5,6,
10,3,4,48,100,6,2,16,296,5,27,387,2,2,3,7,16,8,5,38,15,39,21,9,10,3,7,59,13,27,21,47,5,21,6
}; };
static ImWchar base_ranges[] = static ImWchar base_ranges[] = // not zero-terminated
{ {
0x0020, 0x00FF, // Basic Latin + Latin Supplement 0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x3000, 0x30FF, // Punctuations, Hiragana, Katakana 0x3000, 0x30FF, // Punctuations, Hiragana, Katakana
0x31F0, 0x31FF, // Katakana Phonetic Extensions 0x31F0, 0x31FF, // Katakana Phonetic Extensions
0xFF00, 0xFFEF, // Half-width characters 0xFF00, 0xFFEF, // Half-width characters
}; };
static bool full_ranges_unpacked = false; static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00) * 2 + 1] = { 0 };
static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(offsets_from_0x4E00)*2 + 1]; if (!full_ranges[0])
if (!full_ranges_unpacked)
{ {
// Unpack
int codepoint = 0x4e00;
memcpy(full_ranges, base_ranges, sizeof(base_ranges)); memcpy(full_ranges, base_ranges, sizeof(base_ranges));
ImWchar* dst = full_ranges + IM_ARRAYSIZE(base_ranges); UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00, IM_ARRAYSIZE(accumulative_offsets_from_0x4E00), full_ranges + IM_ARRAYSIZE(base_ranges));
for (int n = 0; n < IM_ARRAYSIZE(offsets_from_0x4E00); n++, dst += 2) }
dst[0] = dst[1] = (ImWchar)(codepoint += (offsets_from_0x4E00[n] + 1)); return &full_ranges[0];
dst[0] = 0; }
full_ranges_unpacked = true;
const ImWchar* ImFontAtlas::GetGlyphRangesJapanese()
{
// 1946 common ideograms code points for Japanese
// Sourced from http://theinstructionlimit.com/common-kanji-character-ranges-for-xna-spritefont-rendering
// FIXME: Source a list of the revised 2136 Joyo Kanji list from 2010 and rebuild this.
// You can use ImFontAtlas::GlyphRangesBuilder to create your own ranges derived from this, by merging existing ranges or adding new characters.
// (Stored as accumulative offsets from the initial unicode codepoint 0x4E00. This encoding is designed to helps us compact the source code size.)
static const short accumulative_offsets_from_0x4E00[] =
{
0,1,2,4,1,1,1,1,2,1,6,2,2,1,8,5,7,11,1,2,10,10,8,2,4,20,2,11,8,2,1,2,1,6,2,1,7,5,3,7,1,1,13,7,9,1,4,6,1,2,1,10,1,1,9,2,2,4,5,6,14,1,1,9,3,18,
5,4,2,2,10,7,1,1,1,3,2,4,3,23,2,10,12,2,14,2,4,13,1,6,10,3,1,7,13,6,4,13,5,2,3,17,2,2,5,7,6,4,1,7,14,16,6,13,9,15,1,1,7,16,4,7,1,19,9,2,7,15,
2,6,5,13,25,4,14,13,11,25,1,1,1,2,1,2,2,3,10,11,3,3,1,1,4,4,2,1,4,9,1,4,3,5,5,2,7,12,11,15,7,16,4,5,16,2,1,1,6,3,3,1,1,2,7,6,6,7,1,4,7,6,1,1,
2,1,12,3,3,9,5,8,1,11,1,2,3,18,20,4,1,3,6,1,7,3,5,5,7,2,2,12,3,1,4,2,3,2,3,11,8,7,4,17,1,9,25,1,1,4,2,2,4,1,2,7,1,1,1,3,1,2,6,16,1,2,1,1,3,12,
20,2,5,20,8,7,6,2,1,1,1,1,6,2,1,2,10,1,1,6,1,3,1,2,1,4,1,12,4,1,3,1,1,1,1,1,10,4,7,5,13,1,15,1,1,30,11,9,1,15,38,14,1,32,17,20,1,9,31,2,21,9,
4,49,22,2,1,13,1,11,45,35,43,55,12,19,83,1,3,2,3,13,2,1,7,3,18,3,13,8,1,8,18,5,3,7,25,24,9,24,40,3,17,24,2,1,6,2,3,16,15,6,7,3,12,1,9,7,3,3,
3,15,21,5,16,4,5,12,11,11,3,6,3,2,31,3,2,1,1,23,6,6,1,4,2,6,5,2,1,1,3,3,22,2,6,2,3,17,3,2,4,5,1,9,5,1,1,6,15,12,3,17,2,14,2,8,1,23,16,4,2,23,
8,15,23,20,12,25,19,47,11,21,65,46,4,3,1,5,6,1,2,5,26,2,1,1,3,11,1,1,1,2,1,2,3,1,1,10,2,3,1,1,1,3,6,3,2,2,6,6,9,2,2,2,6,2,5,10,2,4,1,2,1,2,2,
3,1,1,3,1,2,9,23,9,2,1,1,1,1,5,3,2,1,10,9,6,1,10,2,31,25,3,7,5,40,1,15,6,17,7,27,180,1,3,2,2,1,1,1,6,3,10,7,1,3,6,17,8,6,2,2,1,3,5,5,8,16,14,
15,1,1,4,1,2,1,1,1,3,2,7,5,6,2,5,10,1,4,2,9,1,1,11,6,1,44,1,3,7,9,5,1,3,1,1,10,7,1,10,4,2,7,21,15,7,2,5,1,8,3,4,1,3,1,6,1,4,2,1,4,10,8,1,4,5,
1,5,10,2,7,1,10,1,1,3,4,11,10,29,4,7,3,5,2,3,33,5,2,19,3,1,4,2,6,31,11,1,3,3,3,1,8,10,9,12,11,12,8,3,14,8,6,11,1,4,41,3,1,2,7,13,1,5,6,2,6,12,
12,22,5,9,4,8,9,9,34,6,24,1,1,20,9,9,3,4,1,7,2,2,2,6,2,28,5,3,6,1,4,6,7,4,2,1,4,2,13,6,4,4,3,1,8,8,3,2,1,5,1,2,2,3,1,11,11,7,3,6,10,8,6,16,16,
22,7,12,6,21,5,4,6,6,3,6,1,3,2,1,2,8,29,1,10,1,6,13,6,6,19,31,1,13,4,4,22,17,26,33,10,4,15,12,25,6,67,10,2,3,1,6,10,2,6,2,9,1,9,4,4,1,2,16,2,
5,9,2,3,8,1,8,3,9,4,8,6,4,8,11,3,2,1,1,3,26,1,7,5,1,11,1,5,3,5,2,13,6,39,5,1,5,2,11,6,10,5,1,15,5,3,6,19,21,22,2,4,1,6,1,8,1,4,8,2,4,2,2,9,2,
1,1,1,4,3,6,3,12,7,1,14,2,4,10,2,13,1,17,7,3,2,1,3,2,13,7,14,12,3,1,29,2,8,9,15,14,9,14,1,3,1,6,5,9,11,3,38,43,20,7,7,8,5,15,12,19,15,81,8,7,
1,5,73,13,37,28,8,8,1,15,18,20,165,28,1,6,11,8,4,14,7,15,1,3,3,6,4,1,7,14,1,1,11,30,1,5,1,4,14,1,4,2,7,52,2,6,29,3,1,9,1,21,3,5,1,26,3,11,14,
11,1,17,5,1,2,1,3,2,8,1,2,9,12,1,1,2,3,8,3,24,12,7,7,5,17,3,3,3,1,23,10,4,4,6,3,1,16,17,22,3,10,21,16,16,6,4,10,2,1,1,2,8,8,6,5,3,3,3,39,25,
15,1,1,16,6,7,25,15,6,6,12,1,22,13,1,4,9,5,12,2,9,1,12,28,8,3,5,10,22,60,1,2,40,4,61,63,4,1,13,12,1,4,31,12,1,14,89,5,16,6,29,14,2,5,49,18,18,
5,29,33,47,1,17,1,19,12,2,9,7,39,12,3,7,12,39,3,1,46,4,12,3,8,9,5,31,15,18,3,2,2,66,19,13,17,5,3,46,124,13,57,34,2,5,4,5,8,1,1,1,4,3,1,17,5,
3,5,3,1,8,5,6,3,27,3,26,7,12,7,2,17,3,7,18,78,16,4,36,1,2,1,6,2,1,39,17,7,4,13,4,4,4,1,10,4,2,4,6,3,10,1,19,1,26,2,4,33,2,73,47,7,3,8,2,4,15,
18,1,29,2,41,14,1,21,16,41,7,39,25,13,44,2,2,10,1,13,7,1,7,3,5,20,4,8,2,49,1,10,6,1,6,7,10,7,11,16,3,12,20,4,10,3,1,2,11,2,28,9,2,4,7,2,15,1,
27,1,28,17,4,5,10,7,3,24,10,11,6,26,3,2,7,2,2,49,16,10,16,15,4,5,27,61,30,14,38,22,2,7,5,1,3,12,23,24,17,17,3,3,2,4,1,6,2,7,5,1,1,5,1,1,9,4,
1,3,6,1,8,2,8,4,14,3,5,11,4,1,3,32,1,19,4,1,13,11,5,2,1,8,6,8,1,6,5,13,3,23,11,5,3,16,3,9,10,1,24,3,198,52,4,2,2,5,14,5,4,22,5,20,4,11,6,41,
1,5,2,2,11,5,2,28,35,8,22,3,18,3,10,7,5,3,4,1,5,3,8,9,3,6,2,16,22,4,5,5,3,3,18,23,2,6,23,5,27,8,1,33,2,12,43,16,5,2,3,6,1,20,4,2,9,7,1,11,2,
10,3,14,31,9,3,25,18,20,2,5,5,26,14,1,11,17,12,40,19,9,6,31,83,2,7,9,19,78,12,14,21,76,12,113,79,34,4,1,1,61,18,85,10,2,2,13,31,11,50,6,33,159,
179,6,6,7,4,4,2,4,2,5,8,7,20,32,22,1,3,10,6,7,28,5,10,9,2,77,19,13,2,5,1,4,4,7,4,13,3,9,31,17,3,26,2,6,6,5,4,1,7,11,3,4,2,1,6,2,20,4,1,9,2,6,
3,7,1,1,1,20,2,3,1,6,2,3,6,2,4,8,1,5,13,8,4,11,23,1,10,6,2,1,3,21,2,2,4,24,31,4,10,10,2,5,192,15,4,16,7,9,51,1,2,1,1,5,1,1,2,1,3,5,3,1,3,4,1,
3,1,3,3,9,8,1,2,2,2,4,4,18,12,92,2,10,4,3,14,5,25,16,42,4,14,4,2,21,5,126,30,31,2,1,5,13,3,22,5,6,6,20,12,1,14,12,87,3,19,1,8,2,9,9,3,3,23,2,
3,7,6,3,1,2,3,9,1,3,1,6,3,2,1,3,11,3,1,6,10,3,2,3,1,2,1,5,1,1,11,3,6,4,1,7,2,1,2,5,5,34,4,14,18,4,19,7,5,8,2,6,79,1,5,2,14,8,2,9,2,1,36,28,16,
4,1,1,1,2,12,6,42,39,16,23,7,15,15,3,2,12,7,21,64,6,9,28,8,12,3,3,41,59,24,51,55,57,294,9,9,2,6,2,15,1,2,13,38,90,9,9,9,3,11,7,1,1,1,5,6,3,2,
1,2,2,3,8,1,4,4,1,5,7,1,4,3,20,4,9,1,1,1,5,5,17,1,5,2,6,2,4,1,4,5,7,3,18,11,11,32,7,5,4,7,11,127,8,4,3,3,1,10,1,1,6,21,14,1,16,1,7,1,3,6,9,65,
51,4,3,13,3,10,1,1,12,9,21,110,3,19,24,1,1,10,62,4,1,29,42,78,28,20,18,82,6,3,15,6,84,58,253,15,155,264,15,21,9,14,7,58,40,39,
};
static ImWchar base_ranges[] = // not zero-terminated
{
0x0020, 0x00FF, // Basic Latin + Latin Supplement
0x3000, 0x30FF, // Punctuations, Hiragana, Katakana
0x31F0, 0x31FF, // Katakana Phonetic Extensions
0xFF00, 0xFFEF, // Half-width characters
};
static ImWchar full_ranges[IM_ARRAYSIZE(base_ranges) + IM_ARRAYSIZE(accumulative_offsets_from_0x4E00)*2 + 1] = { 0 };
if (!full_ranges[0])
{
memcpy(full_ranges, base_ranges, sizeof(base_ranges));
UnpackAccumulativeOffsetsIntoRanges(0x4E00, accumulative_offsets_from_0x4E00, IM_ARRAYSIZE(accumulative_offsets_from_0x4E00), full_ranges + IM_ARRAYSIZE(base_ranges));
} }
return &full_ranges[0]; return &full_ranges[0];
} }
@ -2263,24 +2349,26 @@ void ImFont::GrowIndex(int new_size)
IndexLookup.resize(new_size, (unsigned short)-1); IndexLookup.resize(new_size, (unsigned short)-1);
} }
// x0/y0/x1/y1 are offset from the character upper-left layout position, in pixels. Therefore x0/y0 are often fairly close to zero.
// Not to be mistaken with texture coordinates, which are held by u0/v0/u1/v1 in normalized format (0.0..1.0 on each texture axis).
void ImFont::AddGlyph(ImWchar codepoint, float x0, float y0, float x1, float y1, float u0, float v0, float u1, float v1, float advance_x) void ImFont::AddGlyph(ImWchar codepoint, float x0, float y0, float x1, float y1, float u0, float v0, float u1, float v1, float advance_x)
{ {
Glyphs.resize(Glyphs.Size + 1); Glyphs.resize(Glyphs.Size + 1);
ImFontGlyph& glyph = Glyphs.back(); ImFontGlyph& glyph = Glyphs.back();
glyph.Codepoint = (ImWchar)codepoint; glyph.Codepoint = (ImWchar)codepoint;
glyph.X0 = x0; glyph.X0 = x0;
glyph.Y0 = y0; glyph.Y0 = y0;
glyph.X1 = x1; glyph.X1 = x1;
glyph.Y1 = y1; glyph.Y1 = y1;
glyph.U0 = u0; glyph.U0 = u0;
glyph.V0 = v0; glyph.V0 = v0;
glyph.U1 = u1; glyph.U1 = u1;
glyph.V1 = v1; glyph.V1 = v1;
glyph.AdvanceX = advance_x + ConfigData->GlyphExtraSpacing.x; // Bake spacing into AdvanceX glyph.AdvanceX = advance_x + ConfigData->GlyphExtraSpacing.x; // Bake spacing into AdvanceX
if (ConfigData->PixelSnapH) if (ConfigData->PixelSnapH)
glyph.AdvanceX = (float)(int)(glyph.AdvanceX + 0.5f); glyph.AdvanceX = (float)(int)(glyph.AdvanceX + 0.5f);
// Compute rough surface usage metrics (+1 to account for average padding, +0.99 to round) // Compute rough surface usage metrics (+1 to account for average padding, +0.99 to round)
DirtyLookupTables = true; DirtyLookupTables = true;
MetricsTotalSurface += (int)((glyph.U1 - glyph.U0) * ContainerAtlas->TexWidth + 1.99f) * (int)((glyph.V1 - glyph.V0) * ContainerAtlas->TexHeight + 1.99f); MetricsTotalSurface += (int)((glyph.U1 - glyph.U0) * ContainerAtlas->TexWidth + 1.99f) * (int)((glyph.V1 - glyph.V0) * ContainerAtlas->TexHeight + 1.99f);
@ -2546,11 +2634,32 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
const bool word_wrap_enabled = (wrap_width > 0.0f); const bool word_wrap_enabled = (wrap_width > 0.0f);
const char* word_wrap_eol = NULL; const char* word_wrap_eol = NULL;
// Skip non-visible lines // Fast-forward to first visible line
const char* s = text_begin; const char* s = text_begin;
if (!word_wrap_enabled && y + line_height < clip_rect.y) if (y + line_height < clip_rect.y && !word_wrap_enabled)
while (s < text_end && *s != '\n') // Fast-forward to next line while (y + line_height < clip_rect.y)
s++; {
while (s < text_end)
if (*s++ == '\n')
break;
y += line_height;
}
// For large text, scan for the last visible line in order to avoid over-reserving in the call to PrimReserve()
// Note that very large horizontal line will still be affected by the issue (e.g. a one megabyte string buffer without a newline will likely crash atm)
if (text_end - s > 10000 && !word_wrap_enabled)
{
const char* s_end = s;
float y_end = y;
while (y_end < clip_rect.w)
{
while (s_end < text_end)
if (*s_end++ == '\n')
break;
y_end += line_height;
}
text_end = s_end;
}
// Reserve vertices for remaining worse case (over-reserving is useful and easily amortized) // Reserve vertices for remaining worse case (over-reserving is useful and easily amortized)
const int vtx_count_max = (int)(text_end - s) * 4; const int vtx_count_max = (int)(text_end - s) * 4;
@ -2609,12 +2718,8 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
{ {
x = pos.x; x = pos.x;
y += line_height; y += line_height;
if (y > clip_rect.w) if (y > clip_rect.w)
break; break; // break out of main loop
if (!word_wrap_enabled && y + line_height < clip_rect.y)
while (s < text_end && *s != '\n') // Fast-forward to next line
s++;
continue; continue;
} }
if (c == '\r') if (c == '\r')
@ -2701,8 +2806,51 @@ void ImFont::RenderText(ImDrawList* draw_list, float size, ImVec2 pos, ImU32 col
} }
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Internals Drawing Helpers // Internals Render Helpers
// (progressively moved from imgui.cpp to here when they are redesigned to stop accessing ImGui global state)
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// RenderMouseCursor()
// RenderArrowPointingAt()
// RenderRectFilledRangeH()
//-----------------------------------------------------------------------------
void ImGui::RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor)
{
if (mouse_cursor == ImGuiMouseCursor_None)
return;
IM_ASSERT(mouse_cursor > ImGuiMouseCursor_None && mouse_cursor < ImGuiMouseCursor_COUNT);
const ImU32 col_shadow = IM_COL32(0, 0, 0, 48);
const ImU32 col_border = IM_COL32(0, 0, 0, 255); // Black
const ImU32 col_fill = IM_COL32(255, 255, 255, 255); // White
ImFontAtlas* font_atlas = draw_list->_Data->Font->ContainerAtlas;
ImVec2 offset, size, uv[4];
if (font_atlas->GetMouseCursorTexData(mouse_cursor, &offset, &size, &uv[0], &uv[2]))
{
pos -= offset;
const ImTextureID tex_id = font_atlas->TexID;
draw_list->PushTextureID(tex_id);
draw_list->AddImage(tex_id, pos + ImVec2(1,0)*scale, pos + ImVec2(1,0)*scale + size*scale, uv[2], uv[3], col_shadow);
draw_list->AddImage(tex_id, pos + ImVec2(2,0)*scale, pos + ImVec2(2,0)*scale + size*scale, uv[2], uv[3], col_shadow);
draw_list->AddImage(tex_id, pos, pos + size*scale, uv[2], uv[3], col_border);
draw_list->AddImage(tex_id, pos, pos + size*scale, uv[0], uv[1], col_fill);
draw_list->PopTextureID();
}
}
// Render an arrow. 'pos' is position of the arrow tip. half_sz.x is length from base to tip. half_sz.y is length on each side.
void ImGui::RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col)
{
switch (direction)
{
case ImGuiDir_Left: draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), pos, col); return;
case ImGuiDir_Right: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), pos, col); return;
case ImGuiDir_Up: draw_list->AddTriangleFilled(ImVec2(pos.x + half_sz.x, pos.y + half_sz.y), ImVec2(pos.x - half_sz.x, pos.y + half_sz.y), pos, col); return;
case ImGuiDir_Down: draw_list->AddTriangleFilled(ImVec2(pos.x - half_sz.x, pos.y - half_sz.y), ImVec2(pos.x + half_sz.x, pos.y - half_sz.y), pos, col); return;
case ImGuiDir_None: case ImGuiDir_COUNT: break; // Fix warnings
}
}
static inline float ImAcos01(float x) static inline float ImAcos01(float x)
{ {
@ -2775,8 +2923,9 @@ void ImGui::RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, Im
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// DEFAULT FONT DATA // DEFAULT FONT DATA
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// Compressed with stb_compress() then converted to a C array. // Compressed with stb_compress() then converted to a C array and encoded as base85.
// Use the program in misc/fonts/binary_to_compressed_c.cpp to create the array from a TTF file. // Use the program in misc/fonts/binary_to_compressed_c.cpp to create the array from a TTF file.
// The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size.
// Decompression from stb.h (public domain) by Sean Barrett https://github.com/nothings/stb/blob/master/stb.h // Decompression from stb.h (public domain) by Sean Barrett https://github.com/nothings/stb/blob/master/stb.h
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -2898,7 +3047,8 @@ static unsigned int stb_decompress(unsigned char *output, const unsigned char *i
// Download and more information at http://upperbounds.net // Download and more information at http://upperbounds.net
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// File: 'ProggyClean.ttf' (41208 bytes) // File: 'ProggyClean.ttf' (41208 bytes)
// Exported using binary_to_compressed_c.cpp // Exported using misc/fonts/binary_to_compressed_c.cpp (with compression + base85 string encoding).
// The purpose of encoding as base85 instead of "0x00,0x01,..." style is only save on _source code_ size.
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
static const char proggy_clean_ttf_compressed_data_base85[11980+1] = static const char proggy_clean_ttf_compressed_data_base85[11980+1] =
"7])#######hV0qs'/###[),##/l:$#Q6>##5[n42>c-TH`->>#/e>11NNV=Bv(*:.F?uu#(gRU.o0XGH`$vhLG1hxt9?W`#,5LsCp#-i>.r$<$6pD>Lb';9Crc6tgXmKVeU2cD4Eo3R/" "7])#######hV0qs'/###[),##/l:$#Q6>##5[n42>c-TH`->>#/e>11NNV=Bv(*:.F?uu#(gRU.o0XGH`$vhLG1hxt9?W`#,5LsCp#-i>.r$<$6pD>Lb';9Crc6tgXmKVeU2cD4Eo3R/"

381
imgui/imgui_internal.h
View File

@ -1,5 +1,5 @@
// dear imgui, v1.61 // dear imgui, v1.63
// (internals) // (internal structures/api)
// You may use this file to debug, understand or extend ImGui features but we don't provide any guarantee of forward compatibility! // You may use this file to debug, understand or extend ImGui features but we don't provide any guarantee of forward compatibility!
// Set: // Set:
@ -33,25 +33,36 @@
// Forward Declarations // Forward Declarations
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
struct ImRect; struct ImRect; // An axis-aligned rectangle (2 points)
struct ImGuiColMod; struct ImDrawDataBuilder; // Helper to build a ImDrawData instance
struct ImGuiStyleMod; struct ImDrawListSharedData; // Data shared between all ImDrawList instances
struct ImGuiGroupData; struct ImGuiColorMod; // Stacked color modifier, backup of modified data so we can restore it
struct ImGuiMenuColumns; struct ImGuiColumnData; // Storage data for a single column
struct ImGuiDrawContext; struct ImGuiColumnsSet; // Storage data for a columns set
struct ImGuiTextEditState; struct ImGuiContext; // Main imgui context
struct ImGuiPopupRef; struct ImGuiGroupData; // Stacked storage data for BeginGroup()/EndGroup()
struct ImGuiWindow; struct ImGuiInputTextState; // Internal state of the currently focused/edited text input box
struct ImGuiWindowSettings; struct ImGuiItemHoveredDataBackup; // Backup and restore IsItemHovered() internal data
struct ImGuiMenuColumns; // Simple column measurement, currently used for MenuItem() only
struct ImGuiNavMoveResult; // Result of a directional navigation move query result
struct ImGuiNextWindowData; // Storage for SetNexWindow** functions
struct ImGuiPopupRef; // Storage for current popup stack
struct ImGuiSettingsHandler; // Storage for one type registered in the .ini file
struct ImGuiStyleMod; // Stacked style modifier, backup of modified data so we can restore it
struct ImGuiWindow; // Storage for one window
struct ImGuiWindowTempData; // Temporary storage for one window (that's the data which in theory we could ditch at the end of the frame)
struct ImGuiWindowSettings; // Storage for window settings stored in .ini file (we keep one of those even if the actual window wasn't instanced during this session)
typedef int ImGuiLayoutType; // enum: horizontal or vertical // enum ImGuiLayoutType_ // Use your programming IDE "Go to definition" facility on the names of the center columns to find the actual flags/enum lists.
typedef int ImGuiButtonFlags; // flags: for ButtonEx(), ButtonBehavior() // enum ImGuiButtonFlags_ typedef int ImGuiLayoutType; // -> enum ImGuiLayoutType_ // Enum: Horizontal or vertical
typedef int ImGuiItemFlags; // flags: for PushItemFlag() // enum ImGuiItemFlags_ typedef int ImGuiButtonFlags; // -> enum ImGuiButtonFlags_ // Flags: for ButtonEx(), ButtonBehavior()
typedef int ImGuiItemStatusFlags; // flags: storage for DC.LastItemXXX // enum ImGuiItemStatusFlags_ typedef int ImGuiItemFlags; // -> enum ImGuiItemFlags_ // Flags: for PushItemFlag()
typedef int ImGuiNavHighlightFlags; // flags: for RenderNavHighlight() // enum ImGuiNavHighlightFlags_ typedef int ImGuiItemStatusFlags; // -> enum ImGuiItemStatusFlags_ // Flags: for DC.LastItemStatusFlags
typedef int ImGuiNavDirSourceFlags; // flags: for GetNavInputAmount2d() // enum ImGuiNavDirSourceFlags_ typedef int ImGuiNavHighlightFlags; // -> enum ImGuiNavHighlightFlags_ // Flags: for RenderNavHighlight()
typedef int ImGuiSeparatorFlags; // flags: for Separator() - internal // enum ImGuiSeparatorFlags_ typedef int ImGuiNavDirSourceFlags; // -> enum ImGuiNavDirSourceFlags_ // Flags: for GetNavInputAmount2d()
typedef int ImGuiSliderFlags; // flags: for SliderBehavior() // enum ImGuiSliderFlags_ typedef int ImGuiNavMoveFlags; // -> enum ImGuiNavMoveFlags_ // Flags: for navigation requests
typedef int ImGuiSeparatorFlags; // -> enum ImGuiSeparatorFlags_ // Flags: for Separator() - internal
typedef int ImGuiSliderFlags; // -> enum ImGuiSliderFlags_ // Flags: for SliderBehavior()
//------------------------------------------------------------------------- //-------------------------------------------------------------------------
// STB libraries // STB libraries
@ -62,7 +73,7 @@ namespace ImGuiStb
#undef STB_TEXTEDIT_STRING #undef STB_TEXTEDIT_STRING
#undef STB_TEXTEDIT_CHARTYPE #undef STB_TEXTEDIT_CHARTYPE
#define STB_TEXTEDIT_STRING ImGuiTextEditState #define STB_TEXTEDIT_STRING ImGuiInputTextState
#define STB_TEXTEDIT_CHARTYPE ImWchar #define STB_TEXTEDIT_CHARTYPE ImWchar
#define STB_TEXTEDIT_GETWIDTH_NEWLINE -1.0f #define STB_TEXTEDIT_GETWIDTH_NEWLINE -1.0f
#include "stb_textedit.h" #include "stb_textedit.h"
@ -87,13 +98,24 @@ extern IMGUI_API ImGuiContext* GImGui; // Current implicit ImGui context pointe
#else #else
#define IM_NEWLINE "\n" #define IM_NEWLINE "\n"
#endif #endif
#define IM_STATIC_ASSERT(_COND) typedef char static_assertion_##__line__[(_COND)?1:-1]
#define IM_F32_TO_INT8_UNBOUND(_VAL) ((int)((_VAL) * 255.0f + ((_VAL)>=0 ? 0.5f : -0.5f))) // Unsaturated, for display purpose
#define IM_F32_TO_INT8_SAT(_VAL) ((int)(ImSaturate(_VAL) * 255.0f + 0.5f)) // Saturated, always output 0..255
// Enforce cdecl calling convention for functions called by the standard library, in case compilation settings changed the default to e.g. __vectorcall
#ifdef _MSC_VER
#define IMGUI_CDECL __cdecl
#else
#define IMGUI_CDECL
#endif
// Helpers: UTF-8 <> wchar // Helpers: UTF-8 <> wchar
IMGUI_API int ImTextStrToUtf8(char* buf, int buf_size, const ImWchar* in_text, const ImWchar* in_text_end); // return output UTF-8 bytes count IMGUI_API int ImTextStrToUtf8(char* buf, int buf_size, const ImWchar* in_text, const ImWchar* in_text_end); // return output UTF-8 bytes count
IMGUI_API int ImTextCharFromUtf8(unsigned int* out_char, const char* in_text, const char* in_text_end); // return input UTF-8 bytes count IMGUI_API int ImTextCharFromUtf8(unsigned int* out_char, const char* in_text, const char* in_text_end); // read one character. return input UTF-8 bytes count
IMGUI_API int ImTextStrFromUtf8(ImWchar* buf, int buf_size, const char* in_text, const char* in_text_end, const char** in_remaining = NULL); // return input UTF-8 bytes count IMGUI_API int ImTextStrFromUtf8(ImWchar* buf, int buf_size, const char* in_text, const char* in_text_end, const char** in_remaining = NULL); // return input UTF-8 bytes count
IMGUI_API int ImTextCountCharsFromUtf8(const char* in_text, const char* in_text_end); // return number of UTF-8 code-points (NOT bytes count) IMGUI_API int ImTextCountCharsFromUtf8(const char* in_text, const char* in_text_end); // return number of UTF-8 code-points (NOT bytes count)
IMGUI_API int ImTextCountUtf8BytesFromStr(const ImWchar* in_text, const ImWchar* in_text_end); // return number of bytes to express string as UTF-8 code-points IMGUI_API int ImTextCountUtf8BytesFromChar(const char* in_text, const char* in_text_end); // return number of bytes to express one char in UTF-8
IMGUI_API int ImTextCountUtf8BytesFromStr(const ImWchar* in_text, const ImWchar* in_text_end); // return number of bytes to express string in UTF-8
// Helpers: Misc // Helpers: Misc
IMGUI_API ImU32 ImHash(const void* data, int data_size, ImU32 seed = 0); // Pass data_size==0 for zero-terminated strings IMGUI_API ImU32 ImHash(const void* data, int data_size, ImU32 seed = 0); // Pass data_size==0 for zero-terminated strings
@ -103,6 +125,7 @@ static inline bool ImCharIsBlankA(char c) { return c == ' ' || c =
static inline bool ImCharIsBlankW(unsigned int c) { return c == ' ' || c == '\t' || c == 0x3000; } static inline bool ImCharIsBlankW(unsigned int c) { return c == ' ' || c == '\t' || c == 0x3000; }
static inline bool ImIsPowerOfTwo(int v) { return v != 0 && (v & (v - 1)) == 0; } static inline bool ImIsPowerOfTwo(int v) { return v != 0 && (v & (v - 1)) == 0; }
static inline int ImUpperPowerOfTwo(int v) { v--; v |= v >> 1; v |= v >> 2; v |= v >> 4; v |= v >> 8; v |= v >> 16; v++; return v; } static inline int ImUpperPowerOfTwo(int v) { v--; v |= v >> 1; v |= v >> 2; v |= v >> 4; v |= v >> 8; v |= v >> 16; v++; return v; }
#define ImQsort qsort
// Helpers: Geometry // Helpers: Geometry
IMGUI_API ImVec2 ImLineClosestPoint(const ImVec2& a, const ImVec2& b, const ImVec2& p); IMGUI_API ImVec2 ImLineClosestPoint(const ImVec2& a, const ImVec2& b, const ImVec2& p);
@ -191,8 +214,17 @@ static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs)
// Types // Types
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
// 1D vector (this odd construct is used to facilitate the transition between 1D and 2D and maintenance of some patches)
struct ImVec1
{
float x;
ImVec1() { x = 0.0f; }
ImVec1(float _x) { x = _x; }
};
enum ImGuiButtonFlags_ enum ImGuiButtonFlags_
{ {
ImGuiButtonFlags_None = 0,
ImGuiButtonFlags_Repeat = 1 << 0, // hold to repeat ImGuiButtonFlags_Repeat = 1 << 0, // hold to repeat
ImGuiButtonFlags_PressedOnClickRelease = 1 << 1, // return true on click + release on same item [DEFAULT if no PressedOn* flag is set] ImGuiButtonFlags_PressedOnClickRelease = 1 << 1, // return true on click + release on same item [DEFAULT if no PressedOn* flag is set]
ImGuiButtonFlags_PressedOnClick = 1 << 2, // return true on click (default requires click+release) ImGuiButtonFlags_PressedOnClick = 1 << 2, // return true on click (default requires click+release)
@ -211,12 +243,14 @@ enum ImGuiButtonFlags_
enum ImGuiSliderFlags_ enum ImGuiSliderFlags_
{ {
ImGuiSliderFlags_None = 0,
ImGuiSliderFlags_Vertical = 1 << 0 ImGuiSliderFlags_Vertical = 1 << 0
}; };
enum ImGuiColumnsFlags_ enum ImGuiColumnsFlags_
{ {
// Default: 0 // Default: 0
ImGuiColumnsFlags_None = 0,
ImGuiColumnsFlags_NoBorder = 1 << 0, // Disable column dividers ImGuiColumnsFlags_NoBorder = 1 << 0, // Disable column dividers
ImGuiColumnsFlags_NoResize = 1 << 1, // Disable resizing columns when clicking on the dividers ImGuiColumnsFlags_NoResize = 1 << 1, // Disable resizing columns when clicking on the dividers
ImGuiColumnsFlags_NoPreserveWidths = 1 << 2, // Disable column width preservation when adjusting columns ImGuiColumnsFlags_NoPreserveWidths = 1 << 2, // Disable column width preservation when adjusting columns
@ -227,14 +261,15 @@ enum ImGuiColumnsFlags_
enum ImGuiSelectableFlagsPrivate_ enum ImGuiSelectableFlagsPrivate_
{ {
// NB: need to be in sync with last value of ImGuiSelectableFlags_ // NB: need to be in sync with last value of ImGuiSelectableFlags_
ImGuiSelectableFlags_Menu = 1 << 3, // -> PressedOnClick ImGuiSelectableFlags_NoHoldingActiveID = 1 << 10,
ImGuiSelectableFlags_MenuItem = 1 << 4, // -> PressedOnRelease ImGuiSelectableFlags_PressedOnClick = 1 << 11,
ImGuiSelectableFlags_Disabled = 1 << 5, ImGuiSelectableFlags_PressedOnRelease = 1 << 12,
ImGuiSelectableFlags_DrawFillAvailWidth = 1 << 6 ImGuiSelectableFlags_DrawFillAvailWidth = 1 << 13
}; };
enum ImGuiSeparatorFlags_ enum ImGuiSeparatorFlags_
{ {
ImGuiSeparatorFlags_None = 0,
ImGuiSeparatorFlags_Horizontal = 1 << 0, // Axis default to current layout type, so generally Horizontal unless e.g. in a menu bar ImGuiSeparatorFlags_Horizontal = 1 << 0, // Axis default to current layout type, so generally Horizontal unless e.g. in a menu bar
ImGuiSeparatorFlags_Vertical = 1 << 1 ImGuiSeparatorFlags_Vertical = 1 << 1
}; };
@ -242,8 +277,10 @@ enum ImGuiSeparatorFlags_
// Storage for LastItem data // Storage for LastItem data
enum ImGuiItemStatusFlags_ enum ImGuiItemStatusFlags_
{ {
ImGuiItemStatusFlags_None = 0,
ImGuiItemStatusFlags_HoveredRect = 1 << 0, ImGuiItemStatusFlags_HoveredRect = 1 << 0,
ImGuiItemStatusFlags_HasDisplayRect = 1 << 1 ImGuiItemStatusFlags_HasDisplayRect = 1 << 1,
ImGuiItemStatusFlags_Edited = 1 << 2 // Value exposed by item was edited in the current frame (should match the bool return value of most widgets)
}; };
// FIXME: this is in development, not exposed/functional as a generic feature yet. // FIXME: this is in development, not exposed/functional as a generic feature yet.
@ -289,6 +326,7 @@ enum ImGuiInputReadMode
enum ImGuiNavHighlightFlags_ enum ImGuiNavHighlightFlags_
{ {
ImGuiNavHighlightFlags_None = 0,
ImGuiNavHighlightFlags_TypeDefault = 1 << 0, ImGuiNavHighlightFlags_TypeDefault = 1 << 0,
ImGuiNavHighlightFlags_TypeThin = 1 << 1, ImGuiNavHighlightFlags_TypeThin = 1 << 1,
ImGuiNavHighlightFlags_AlwaysDraw = 1 << 2, ImGuiNavHighlightFlags_AlwaysDraw = 1 << 2,
@ -297,11 +335,23 @@ enum ImGuiNavHighlightFlags_
enum ImGuiNavDirSourceFlags_ enum ImGuiNavDirSourceFlags_
{ {
ImGuiNavDirSourceFlags_None = 0,
ImGuiNavDirSourceFlags_Keyboard = 1 << 0, ImGuiNavDirSourceFlags_Keyboard = 1 << 0,
ImGuiNavDirSourceFlags_PadDPad = 1 << 1, ImGuiNavDirSourceFlags_PadDPad = 1 << 1,
ImGuiNavDirSourceFlags_PadLStick = 1 << 2 ImGuiNavDirSourceFlags_PadLStick = 1 << 2
}; };
enum ImGuiNavMoveFlags_
{
ImGuiNavMoveFlags_None = 0,
ImGuiNavMoveFlags_LoopX = 1 << 0, // On failed request, restart from opposite side
ImGuiNavMoveFlags_LoopY = 1 << 1,
ImGuiNavMoveFlags_WrapX = 1 << 2, // On failed request, request from opposite side one line down (when NavDir==right) or one line up (when NavDir==left)
ImGuiNavMoveFlags_WrapY = 1 << 3, // This is not super useful for provided for completeness
ImGuiNavMoveFlags_AllowCurrentNavId = 1 << 4, // Allow scoring and considering the current NavId as a move target candidate. This is used when the move source is offset (e.g. pressing PageDown actually needs to send a Up move request, if we are pressing PageDown from the bottom-most item we need to stay in place)
ImGuiNavMoveFlags_AlsoScoreVisibleSet = 1 << 5 // Store alternate result in NavMoveResultLocalVisibleSet that only comprise elements that are already fully visible.
};
enum ImGuiNavForward enum ImGuiNavForward
{ {
ImGuiNavForward_None, ImGuiNavForward_None,
@ -309,6 +359,12 @@ enum ImGuiNavForward
ImGuiNavForward_ForwardActive ImGuiNavForward_ForwardActive
}; };
enum ImGuiPopupPositionPolicy
{
ImGuiPopupPositionPolicy_Default,
ImGuiPopupPositionPolicy_ComboBox
};
// 2D axis aligned bounding-box // 2D axis aligned bounding-box
// NB: we can't rely on ImVec2 math operators being available here // NB: we can't rely on ImVec2 math operators being available here
struct IMGUI_API ImRect struct IMGUI_API ImRect
@ -337,6 +393,8 @@ struct IMGUI_API ImRect
void Expand(const float amount) { Min.x -= amount; Min.y -= amount; Max.x += amount; Max.y += amount; } void Expand(const float amount) { Min.x -= amount; Min.y -= amount; Max.x += amount; Max.y += amount; }
void Expand(const ImVec2& amount) { Min.x -= amount.x; Min.y -= amount.y; Max.x += amount.x; Max.y += amount.y; } void Expand(const ImVec2& amount) { Min.x -= amount.x; Min.y -= amount.y; Max.x += amount.x; Max.y += amount.y; }
void Translate(const ImVec2& d) { Min.x += d.x; Min.y += d.y; Max.x += d.x; Max.y += d.y; } void Translate(const ImVec2& d) { Min.x += d.x; Min.y += d.y; Max.x += d.x; Max.y += d.y; }
void TranslateX(float dx) { Min.x += dx; Max.x += dx; }
void TranslateY(float dy) { Min.y += dy; Max.y += dy; }
void ClipWith(const ImRect& r) { Min = ImMax(Min, r.Min); Max = ImMin(Max, r.Max); } // Simple version, may lead to an inverted rectangle, which is fine for Contains/Overlaps test but not for display. void ClipWith(const ImRect& r) { Min = ImMax(Min, r.Min); Max = ImMin(Max, r.Max); } // Simple version, may lead to an inverted rectangle, which is fine for Contains/Overlaps test but not for display.
void ClipWithFull(const ImRect& r) { Min = ImClamp(Min, r.Min, r.Max); Max = ImClamp(Max, r.Min, r.Max); } // Full version, ensure both points are fully clipped. void ClipWithFull(const ImRect& r) { Min = ImClamp(Min, r.Min, r.Max); Max = ImClamp(Max, r.Min, r.Max); } // Full version, ensure both points are fully clipped.
void Floor() { Min.x = (float)(int)Min.x; Min.y = (float)(int)Min.y; Max.x = (float)(int)Max.x; Max.y = (float)(int)Max.y; } void Floor() { Min.x = (float)(int)Min.x; Min.y = (float)(int)Min.y; Max.x = (float)(int)Max.x; Max.y = (float)(int)Max.y; }
@ -344,7 +402,7 @@ struct IMGUI_API ImRect
}; };
// Stacked color modifier, backup of modified data so we can restore it // Stacked color modifier, backup of modified data so we can restore it
struct ImGuiColMod struct ImGuiColorMod
{ {
ImGuiCol Col; ImGuiCol Col;
ImVec4 BackupValue; ImVec4 BackupValue;
@ -360,21 +418,22 @@ struct ImGuiStyleMod
ImGuiStyleMod(ImGuiStyleVar idx, ImVec2 v) { VarIdx = idx; BackupFloat[0] = v.x; BackupFloat[1] = v.y; } ImGuiStyleMod(ImGuiStyleVar idx, ImVec2 v) { VarIdx = idx; BackupFloat[0] = v.x; BackupFloat[1] = v.y; }
}; };
// Stacked data for BeginGroup()/EndGroup() // Stacked storage data for BeginGroup()/EndGroup()
struct ImGuiGroupData struct ImGuiGroupData
{ {
ImVec2 BackupCursorPos; ImVec2 BackupCursorPos;
ImVec2 BackupCursorMaxPos; ImVec2 BackupCursorMaxPos;
float BackupIndentX; ImVec1 BackupIndent;
float BackupGroupOffsetX; ImVec1 BackupGroupOffset;
float BackupCurrentLineHeight; ImVec2 BackupCurrentLineSize;
float BackupCurrentLineTextBaseOffset; float BackupCurrentLineTextBaseOffset;
float BackupLogLinePosY; float BackupLogLinePosY;
bool BackupActiveIdIsAlive; ImGuiID BackupActiveIdIsAlive;
bool BackupActiveIdPreviousFrameIsAlive;
bool AdvanceCursor; bool AdvanceCursor;
}; };
// Simple column measurement currently used for MenuItem() only. This is very short-sighted/throw-away code and NOT a generic helper. // Simple column measurement, currently used for MenuItem() only.. This is very short-sighted/throw-away code and NOT a generic helper.
struct IMGUI_API ImGuiMenuColumns struct IMGUI_API ImGuiMenuColumns
{ {
int Count; int Count;
@ -389,44 +448,49 @@ struct IMGUI_API ImGuiMenuColumns
}; };
// Internal state of the currently focused/edited text input box // Internal state of the currently focused/edited text input box
struct IMGUI_API ImGuiTextEditState struct IMGUI_API ImGuiInputTextState
{ {
ImGuiID Id; // widget id owning the text state ImGuiID ID; // widget id owning the text state
ImVector<ImWchar> Text; // edit buffer, we need to persist but can't guarantee the persistence of the user-provided buffer. so we copy into own buffer. ImVector<ImWchar> TextW; // edit buffer, we need to persist but can't guarantee the persistence of the user-provided buffer. so we copy into own buffer.
ImVector<char> InitialText; // backup of end-user buffer at the time of focus (in UTF-8, unaltered) ImVector<char> InitialText; // backup of end-user buffer at the time of focus (in UTF-8, unaltered)
ImVector<char> TempTextBuffer; ImVector<char> TempBuffer; // temporary buffer for callback and other other operations. size=capacity.
int CurLenA, CurLenW; // we need to maintain our buffer length in both UTF-8 and wchar format. int CurLenA, CurLenW; // we need to maintain our buffer length in both UTF-8 and wchar format.
int BufSizeA; // end-user buffer size int BufCapacityA; // end-user buffer capacity
float ScrollX; float ScrollX;
ImGuiStb::STB_TexteditState StbState; ImGuiStb::STB_TexteditState StbState;
float CursorAnim; float CursorAnim;
bool CursorFollow; bool CursorFollow;
bool SelectedAllMouseLock; bool SelectedAllMouseLock;
ImGuiTextEditState() { memset(this, 0, sizeof(*this)); } // Temporarily set when active
ImGuiInputTextFlags UserFlags;
ImGuiInputTextCallback UserCallback;
void* UserCallbackData;
ImGuiInputTextState() { memset(this, 0, sizeof(*this)); }
void CursorAnimReset() { CursorAnim = -0.30f; } // After a user-input the cursor stays on for a while without blinking void CursorAnimReset() { CursorAnim = -0.30f; } // After a user-input the cursor stays on for a while without blinking
void CursorClamp() { StbState.cursor = ImMin(StbState.cursor, CurLenW); StbState.select_start = ImMin(StbState.select_start, CurLenW); StbState.select_end = ImMin(StbState.select_end, CurLenW); } void CursorClamp() { StbState.cursor = ImMin(StbState.cursor, CurLenW); StbState.select_start = ImMin(StbState.select_start, CurLenW); StbState.select_end = ImMin(StbState.select_end, CurLenW); }
bool HasSelection() const { return StbState.select_start != StbState.select_end; } bool HasSelection() const { return StbState.select_start != StbState.select_end; }
void ClearSelection() { StbState.select_start = StbState.select_end = StbState.cursor; } void ClearSelection() { StbState.select_start = StbState.select_end = StbState.cursor; }
void SelectAll() { StbState.select_start = 0; StbState.cursor = StbState.select_end = CurLenW; StbState.has_preferred_x = false; } void SelectAll() { StbState.select_start = 0; StbState.cursor = StbState.select_end = CurLenW; StbState.has_preferred_x = false; }
void OnKeyPressed(int key); void OnKeyPressed(int key); // Cannot be inline because we call in code in stb_textedit.h implementation
}; };
// Data saved in imgui.ini file // Windows data saved in imgui.ini file
struct ImGuiWindowSettings struct ImGuiWindowSettings
{ {
char* Name; char* Name;
ImGuiID Id; ImGuiID ID;
ImVec2 Pos; ImVec2 Pos;
ImVec2 Size; ImVec2 Size;
bool Collapsed; bool Collapsed;
ImGuiWindowSettings() { Name = NULL; Id = 0; Pos = Size = ImVec2(0,0); Collapsed = false; } ImGuiWindowSettings() { Name = NULL; ID = 0; Pos = Size = ImVec2(0,0); Collapsed = false; }
}; };
struct ImGuiSettingsHandler struct ImGuiSettingsHandler
{ {
const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']' const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
ImGuiID TypeHash; // == ImHash(TypeName, 0, 0) ImGuiID TypeHash; // == ImHash(TypeName, 0, 0)
void* (*ReadOpenFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, const char* name); // Read: Called when entering into a new ini entry e.g. "[Window][Name]" void* (*ReadOpenFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, const char* name); // Read: Called when entering into a new ini entry e.g. "[Window][Name]"
void (*ReadLineFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, void* entry, const char* line); // Read: Called for every line of text within an ini entry void (*ReadLineFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, void* entry, const char* line); // Read: Called for every line of text within an ini entry
@ -489,6 +553,7 @@ struct ImGuiColumnsSet
} }
}; };
// Data shared between all ImDrawList instances
struct IMGUI_API ImDrawListSharedData struct IMGUI_API ImDrawListSharedData
{ {
ImVec2 TexUvWhitePixel; // UV of white pixel in the atlas ImVec2 TexUvWhitePixel; // UV of white pixel in the atlas
@ -516,7 +581,6 @@ struct ImDrawDataBuilder
struct ImGuiNavMoveResult struct ImGuiNavMoveResult
{ {
ImGuiID ID; // Best candidate ImGuiID ID; // Best candidate
ImGuiID ParentID; // Best candidate window->IDStack.back() - to compare context
ImGuiWindow* Window; // Best candidate window ImGuiWindow* Window; // Best candidate window
float DistBox; // Best candidate box distance to current NavId float DistBox; // Best candidate box distance to current NavId
float DistCenter; // Best candidate center distance to current NavId float DistCenter; // Best candidate center distance to current NavId
@ -524,7 +588,7 @@ struct ImGuiNavMoveResult
ImRect RectRel; // Best candidate bounding box in window relative space ImRect RectRel; // Best candidate bounding box in window relative space
ImGuiNavMoveResult() { Clear(); } ImGuiNavMoveResult() { Clear(); }
void Clear() { ID = ParentID = 0; Window = NULL; DistBox = DistCenter = DistAxial = FLT_MAX; RectRel = ImRect(); } void Clear() { ID = 0; Window = NULL; DistBox = DistCenter = DistAxial = FLT_MAX; RectRel = ImRect(); }
}; };
// Storage for SetNexWindow** functions // Storage for SetNexWindow** functions
@ -567,10 +631,11 @@ struct ImGuiNextWindowData
} }
}; };
// Main state for ImGui // Main imgui context
struct ImGuiContext struct ImGuiContext
{ {
bool Initialized; bool Initialized;
bool FrameScopeActive; // Set by NewFrame(), cleared by EndFrame()/Render()
bool FontAtlasOwnedByContext; // Io.Fonts-> is owned by the ImGuiContext and will be destructed along with it. bool FontAtlasOwnedByContext; // Io.Fonts-> is owned by the ImGuiContext and will be destructed along with it.
ImGuiIO IO; ImGuiIO IO;
ImGuiStyle Style; ImGuiStyle Style;
@ -579,7 +644,7 @@ struct ImGuiContext
float FontBaseSize; // (Shortcut) == IO.FontGlobalScale * Font->Scale * Font->FontSize. Base text height. float FontBaseSize; // (Shortcut) == IO.FontGlobalScale * Font->Scale * Font->FontSize. Base text height.
ImDrawListSharedData DrawListSharedData; ImDrawListSharedData DrawListSharedData;
float Time; double Time;
int FrameCount; int FrameCount;
int FrameCountEnded; int FrameCountEnded;
int FrameCountRendered; int FrameCountRendered;
@ -597,16 +662,22 @@ struct ImGuiContext
float HoveredIdTimer; float HoveredIdTimer;
ImGuiID ActiveId; // Active widget ImGuiID ActiveId; // Active widget
ImGuiID ActiveIdPreviousFrame; ImGuiID ActiveIdPreviousFrame;
ImGuiID ActiveIdIsAlive; // Active widget has been seen this frame (we can't use a bool as the ActiveId may change within the frame)
float ActiveIdTimer; float ActiveIdTimer;
bool ActiveIdIsAlive; // Active widget has been seen this frame
bool ActiveIdIsJustActivated; // Set at the time of activation for one frame bool ActiveIdIsJustActivated; // Set at the time of activation for one frame
bool ActiveIdAllowOverlap; // Active widget allows another widget to steal active id (generally for overlapping widgets, but not always) bool ActiveIdAllowOverlap; // Active widget allows another widget to steal active id (generally for overlapping widgets, but not always)
bool ActiveIdHasBeenEdited; // Was the value associated to the widget Edited over the course of the Active state.
bool ActiveIdPreviousFrameIsAlive;
bool ActiveIdPreviousFrameHasBeenEdited;
int ActiveIdAllowNavDirFlags; // Active widget allows using directional navigation (e.g. can activate a button and move away from it) int ActiveIdAllowNavDirFlags; // Active widget allows using directional navigation (e.g. can activate a button and move away from it)
ImVec2 ActiveIdClickOffset; // Clicked offset from upper-left corner, if applicable (currently only set by ButtonBehavior) ImVec2 ActiveIdClickOffset; // Clicked offset from upper-left corner, if applicable (currently only set by ButtonBehavior)
ImGuiWindow* ActiveIdWindow; ImGuiWindow* ActiveIdWindow;
ImGuiWindow* ActiveIdPreviousFrameWindow;
ImGuiInputSource ActiveIdSource; // Activating with mouse or nav (gamepad/keyboard) ImGuiInputSource ActiveIdSource; // Activating with mouse or nav (gamepad/keyboard)
ImGuiID LastActiveId; // Store the last non-zero ActiveId, useful for animation.
float LastActiveIdTimer; // Store the last non-zero ActiveId timer since the beginning of activation, useful for animation.
ImGuiWindow* MovingWindow; // Track the window we clicked on (in order to preserve focus). The actually window that is moved is generally MovingWindow->RootWindow. ImGuiWindow* MovingWindow; // Track the window we clicked on (in order to preserve focus). The actually window that is moved is generally MovingWindow->RootWindow.
ImVector<ImGuiColMod> ColorModifiers; // Stack for PushStyleColor()/PopStyleColor() ImVector<ImGuiColorMod> ColorModifiers; // Stack for PushStyleColor()/PopStyleColor()
ImVector<ImGuiStyleMod> StyleModifiers; // Stack for PushStyleVar()/PopStyleVar() ImVector<ImGuiStyleMod> StyleModifiers; // Stack for PushStyleVar()/PopStyleVar()
ImVector<ImFont*> FontStack; // Stack for PushFont()/PopFont() ImVector<ImFont*> FontStack; // Stack for PushFont()/PopFont()
ImVector<ImGuiPopupRef> OpenPopupStack; // Which popups are open (persistent) ImVector<ImGuiPopupRef> OpenPopupStack; // Which popups are open (persistent)
@ -628,8 +699,10 @@ struct ImGuiContext
ImGuiInputSource NavInputSource; // Keyboard or Gamepad mode? ImGuiInputSource NavInputSource; // Keyboard or Gamepad mode?
ImRect NavScoringRectScreen; // Rectangle used for scoring, in screen space. Based of window->DC.NavRefRectRel[], modified for directional navigation scoring. ImRect NavScoringRectScreen; // Rectangle used for scoring, in screen space. Based of window->DC.NavRefRectRel[], modified for directional navigation scoring.
int NavScoringCount; // Metrics for debugging int NavScoringCount; // Metrics for debugging
ImGuiWindow* NavWindowingTarget; // When selecting a window (holding Menu+FocusPrev/Next, or equivalent of CTRL-TAB) this window is temporarily displayed front-most. ImGuiWindow* NavWindowingTarget; // When selecting a window (holding Menu+FocusPrev/Next, or equivalent of CTRL-TAB) this window is temporarily displayed front-most.
float NavWindowingHighlightTimer; ImGuiWindow* NavWindowingTargetAnim; // Record of last valid NavWindowingTarget until DimBgRatio and NavWindowingHighlightAlpha becomes 0.0f
ImGuiWindow* NavWindowingList;
float NavWindowingTimer;
float NavWindowingHighlightAlpha; float NavWindowingHighlightAlpha;
bool NavWindowingToggleLayer; bool NavWindowingToggleLayer;
int NavLayer; // Layer we are navigating on. For now the system is hard-coded for 0=main contents and 1=menu/title bar, may expose layers later. int NavLayer; // Layer we are navigating on. For now the system is hard-coded for 0=main contents and 1=menu/title bar, may expose layers later.
@ -645,26 +718,32 @@ struct ImGuiContext
ImRect NavInitResultRectRel; ImRect NavInitResultRectRel;
bool NavMoveFromClampedRefRect; // Set by manual scrolling, if we scroll to a point where NavId isn't visible we reset navigation from visible items bool NavMoveFromClampedRefRect; // Set by manual scrolling, if we scroll to a point where NavId isn't visible we reset navigation from visible items
bool NavMoveRequest; // Move request for this frame bool NavMoveRequest; // Move request for this frame
ImGuiNavMoveFlags NavMoveRequestFlags;
ImGuiNavForward NavMoveRequestForward; // None / ForwardQueued / ForwardActive (this is used to navigate sibling parent menus from a child menu) ImGuiNavForward NavMoveRequestForward; // None / ForwardQueued / ForwardActive (this is used to navigate sibling parent menus from a child menu)
ImGuiDir NavMoveDir, NavMoveDirLast; // Direction of the move request (left/right/up/down), direction of the previous move request ImGuiDir NavMoveDir, NavMoveDirLast; // Direction of the move request (left/right/up/down), direction of the previous move request
ImGuiDir NavMoveClipDir;
ImGuiNavMoveResult NavMoveResultLocal; // Best move request candidate within NavWindow ImGuiNavMoveResult NavMoveResultLocal; // Best move request candidate within NavWindow
ImGuiNavMoveResult NavMoveResultOther; // Best move request candidate within NavWindow's flattened hierarchy (when using the NavFlattened flag) ImGuiNavMoveResult NavMoveResultLocalVisibleSet; // Best move request candidate within NavWindow that are mostly visible (when using ImGuiNavMoveFlags_AlsoScoreVisibleSet flag)
ImGuiNavMoveResult NavMoveResultOther; // Best move request candidate within NavWindow's flattened hierarchy (when using ImGuiWindowFlags_NavFlattened flag)
// Render // Render
ImDrawData DrawData; // Main ImDrawData instance to pass render information to the user ImDrawData DrawData; // Main ImDrawData instance to pass render information to the user
ImDrawDataBuilder DrawDataBuilder; ImDrawDataBuilder DrawDataBuilder;
float ModalWindowDarkeningRatio; float DimBgRatio; // 0.0..1.0 animation when fading in a dimming background (for modal window and CTRL+TAB list)
ImDrawList OverlayDrawList; // Optional software render of mouse cursors, if io.MouseDrawCursor is set + a few debug overlays ImDrawList OverlayDrawList; // Optional software render of mouse cursors, if io.MouseDrawCursor is set + a few debug overlays
ImGuiMouseCursor MouseCursor; ImGuiMouseCursor MouseCursor;
// Drag and Drop // Drag and Drop
bool DragDropActive; bool DragDropActive;
bool DragDropWithinSourceOrTarget;
ImGuiDragDropFlags DragDropSourceFlags; ImGuiDragDropFlags DragDropSourceFlags;
int DragDropSourceFrameCount;
int DragDropMouseButton; int DragDropMouseButton;
ImGuiPayload DragDropPayload; ImGuiPayload DragDropPayload;
ImRect DragDropTargetRect; ImRect DragDropTargetRect;
ImGuiID DragDropTargetId; ImGuiID DragDropTargetId;
float DragDropAcceptIdCurrRectSurface; ImGuiDragDropFlags DragDropAcceptFlags;
float DragDropAcceptIdCurrRectSurface; // Target item surface (we resolve overlapping targets by prioritizing the smaller surface)
ImGuiID DragDropAcceptIdCurr; // Target item id (set at the time of accepting the payload) ImGuiID DragDropAcceptIdCurr; // Target item id (set at the time of accepting the payload)
ImGuiID DragDropAcceptIdPrev; // Target item id from previous frame (we need to store this to allow for overlapping drag and drop targets) ImGuiID DragDropAcceptIdPrev; // Target item id from previous frame (we need to store this to allow for overlapping drag and drop targets)
int DragDropAcceptFrameCount; // Last time a target expressed a desire to accept the source int DragDropAcceptFrameCount; // Last time a target expressed a desire to accept the source
@ -672,7 +751,7 @@ struct ImGuiContext
unsigned char DragDropPayloadBufLocal[8]; // Local buffer for small payloads unsigned char DragDropPayloadBufLocal[8]; // Local buffer for small payloads
// Widget state // Widget state
ImGuiTextEditState InputTextState; ImGuiInputTextState InputTextState;
ImFont InputTextPasswordFont; ImFont InputTextPasswordFont;
ImGuiID ScalarAsInputTextId; // Temporary text input when CTRL+clicking on a slider, etc. ImGuiID ScalarAsInputTextId; // Temporary text input when CTRL+clicking on a slider, etc.
ImGuiColorEditFlags ColorEditOptions; // Store user options for color edit widgets ImGuiColorEditFlags ColorEditOptions; // Store user options for color edit widgets
@ -711,6 +790,7 @@ struct ImGuiContext
ImGuiContext(ImFontAtlas* shared_font_atlas) : OverlayDrawList(NULL) ImGuiContext(ImFontAtlas* shared_font_atlas) : OverlayDrawList(NULL)
{ {
Initialized = false; Initialized = false;
FrameScopeActive = false;
Font = NULL; Font = NULL;
FontSize = FontBaseSize = 0.0f; FontSize = FontBaseSize = 0.0f;
FontAtlasOwnedByContext = shared_font_atlas ? false : true; FontAtlasOwnedByContext = shared_font_atlas ? false : true;
@ -729,14 +809,19 @@ struct ImGuiContext
HoveredIdTimer = 0.0f; HoveredIdTimer = 0.0f;
ActiveId = 0; ActiveId = 0;
ActiveIdPreviousFrame = 0; ActiveIdPreviousFrame = 0;
ActiveIdIsAlive = 0;
ActiveIdTimer = 0.0f; ActiveIdTimer = 0.0f;
ActiveIdIsAlive = false;
ActiveIdIsJustActivated = false; ActiveIdIsJustActivated = false;
ActiveIdAllowOverlap = false; ActiveIdAllowOverlap = false;
ActiveIdHasBeenEdited = false;
ActiveIdPreviousFrameIsAlive = false;
ActiveIdPreviousFrameHasBeenEdited = false;
ActiveIdAllowNavDirFlags = 0; ActiveIdAllowNavDirFlags = 0;
ActiveIdClickOffset = ImVec2(-1,-1); ActiveIdClickOffset = ImVec2(-1,-1);
ActiveIdWindow = NULL; ActiveIdWindow = ActiveIdPreviousFrameWindow = NULL;
ActiveIdSource = ImGuiInputSource_None; ActiveIdSource = ImGuiInputSource_None;
LastActiveId = 0;
LastActiveIdTimer = 0.0f;
MovingWindow = NULL; MovingWindow = NULL;
NextTreeNodeOpenVal = false; NextTreeNodeOpenVal = false;
NextTreeNodeOpenCond = 0; NextTreeNodeOpenCond = 0;
@ -747,8 +832,8 @@ struct ImGuiContext
NavInputSource = ImGuiInputSource_None; NavInputSource = ImGuiInputSource_None;
NavScoringRectScreen = ImRect(); NavScoringRectScreen = ImRect();
NavScoringCount = 0; NavScoringCount = 0;
NavWindowingTarget = NULL; NavWindowingTarget = NavWindowingTargetAnim = NavWindowingList = NULL;
NavWindowingHighlightTimer = NavWindowingHighlightAlpha = 0.0f; NavWindowingTimer = NavWindowingHighlightAlpha = 0.0f;
NavWindowingToggleLayer = false; NavWindowingToggleLayer = false;
NavLayer = 0; NavLayer = 0;
NavIdTabCounter = INT_MAX; NavIdTabCounter = INT_MAX;
@ -762,18 +847,21 @@ struct ImGuiContext
NavInitResultId = 0; NavInitResultId = 0;
NavMoveFromClampedRefRect = false; NavMoveFromClampedRefRect = false;
NavMoveRequest = false; NavMoveRequest = false;
NavMoveRequestFlags = 0;
NavMoveRequestForward = ImGuiNavForward_None; NavMoveRequestForward = ImGuiNavForward_None;
NavMoveDir = NavMoveDirLast = ImGuiDir_None; NavMoveDir = NavMoveDirLast = NavMoveClipDir = ImGuiDir_None;
ModalWindowDarkeningRatio = 0.0f; DimBgRatio = 0.0f;
OverlayDrawList._Data = &DrawListSharedData; OverlayDrawList._Data = &DrawListSharedData;
OverlayDrawList._OwnerName = "##Overlay"; // Give it a name for debugging OverlayDrawList._OwnerName = "##Overlay"; // Give it a name for debugging
MouseCursor = ImGuiMouseCursor_Arrow; MouseCursor = ImGuiMouseCursor_Arrow;
DragDropActive = false; DragDropActive = DragDropWithinSourceOrTarget = false;
DragDropSourceFlags = 0; DragDropSourceFlags = 0;
DragDropSourceFrameCount = -1;
DragDropMouseButton = -1; DragDropMouseButton = -1;
DragDropTargetId = 0; DragDropTargetId = 0;
DragDropAcceptFlags = 0;
DragDropAcceptIdCurrRectSurface = 0.0f; DragDropAcceptIdCurrRectSurface = 0.0f;
DragDropAcceptIdPrev = DragDropAcceptIdCurr = 0; DragDropAcceptIdPrev = DragDropAcceptIdCurr = 0;
DragDropAcceptFrameCount = -1; DragDropAcceptFrameCount = -1;
@ -810,24 +898,24 @@ enum ImGuiItemFlags_
{ {
ImGuiItemFlags_AllowKeyboardFocus = 1 << 0, // true ImGuiItemFlags_AllowKeyboardFocus = 1 << 0, // true
ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings. ImGuiItemFlags_ButtonRepeat = 1 << 1, // false // Button() will return true multiple times based on io.KeyRepeatDelay and io.KeyRepeatRate settings.
ImGuiItemFlags_Disabled = 1 << 2, // false // FIXME-WIP: Disable interactions but doesn't affect visuals. Should be: grey out and disable interactions with widgets that affect data + view widgets (WIP) ImGuiItemFlags_Disabled = 1 << 2, // false // [BETA] Disable interactions but doesn't affect visuals yet. See github.com/ocornut/imgui/issues/211
ImGuiItemFlags_NoNav = 1 << 3, // false ImGuiItemFlags_NoNav = 1 << 3, // false
ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false ImGuiItemFlags_NoNavDefaultFocus = 1 << 4, // false
ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window ImGuiItemFlags_SelectableDontClosePopup = 1 << 5, // false // MenuItem/Selectable() automatically closes current Popup window
ImGuiItemFlags_Default_ = ImGuiItemFlags_AllowKeyboardFocus ImGuiItemFlags_Default_ = ImGuiItemFlags_AllowKeyboardFocus
}; };
// Transient per-window data, reset at the beginning of the frame // Transient per-window data, reset at the beginning of the frame. This used to be called ImGuiDrawContext, hence the DC variable name in ImGuiWindow.
// FIXME: That's theory, in practice the delimitation between ImGuiWindow and ImGuiDrawContext is quite tenuous and could be reconsidered. // FIXME: That's theory, in practice the delimitation between ImGuiWindow and ImGuiWindowTempData is quite tenuous and could be reconsidered.
struct IMGUI_API ImGuiDrawContext struct IMGUI_API ImGuiWindowTempData
{ {
ImVec2 CursorPos; ImVec2 CursorPos;
ImVec2 CursorPosPrevLine; ImVec2 CursorPosPrevLine;
ImVec2 CursorStartPos; ImVec2 CursorStartPos; // Initial position in client area with padding
ImVec2 CursorMaxPos; // Used to implicitly calculate the size of our contents, always growing during the frame. Turned into window->SizeContents at the beginning of next frame ImVec2 CursorMaxPos; // Used to implicitly calculate the size of our contents, always growing during the frame. Turned into window->SizeContents at the beginning of next frame
float CurrentLineHeight; ImVec2 CurrentLineSize;
float CurrentLineTextBaseOffset; float CurrentLineTextBaseOffset;
float PrevLineHeight; ImVec2 PrevLineSize;
float PrevLineTextBaseOffset; float PrevLineTextBaseOffset;
float LogLinePosY; float LogLinePosY;
int TreeDepth; int TreeDepth;
@ -859,15 +947,15 @@ struct IMGUI_API ImGuiDrawContext
ImVector<ImGuiGroupData>GroupStack; ImVector<ImGuiGroupData>GroupStack;
int StackSizesBackup[6]; // Store size of various stacks for asserting int StackSizesBackup[6]; // Store size of various stacks for asserting
float IndentX; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.) ImVec1 Indent; // Indentation / start position from left of window (increased by TreePush/TreePop, etc.)
float GroupOffsetX; ImVec1 GroupOffset;
float ColumnsOffsetX; // Offset to the current column (if ColumnsCurrent > 0). FIXME: This and the above should be a stack to allow use cases like Tree->Column->Tree. Need revamp columns API. ImVec1 ColumnsOffset; // Offset to the current column (if ColumnsCurrent > 0). FIXME: This and the above should be a stack to allow use cases like Tree->Column->Tree. Need revamp columns API.
ImGuiColumnsSet* ColumnsSet; // Current columns set ImGuiColumnsSet* ColumnsSet; // Current columns set
ImGuiDrawContext() ImGuiWindowTempData()
{ {
CursorPos = CursorPosPrevLine = CursorStartPos = CursorMaxPos = ImVec2(0.0f, 0.0f); CursorPos = CursorPosPrevLine = CursorStartPos = CursorMaxPos = ImVec2(0.0f, 0.0f);
CurrentLineHeight = PrevLineHeight = 0.0f; CurrentLineSize = PrevLineSize = ImVec2(0.0f, 0.0f);
CurrentLineTextBaseOffset = PrevLineTextBaseOffset = 0.0f; CurrentLineTextBaseOffset = PrevLineTextBaseOffset = 0.0f;
LogLinePosY = -1.0f; LogLinePosY = -1.0f;
TreeDepth = 0; TreeDepth = 0;
@ -889,14 +977,14 @@ struct IMGUI_API ImGuiDrawContext
TextWrapPos = -1.0f; TextWrapPos = -1.0f;
memset(StackSizesBackup, 0, sizeof(StackSizesBackup)); memset(StackSizesBackup, 0, sizeof(StackSizesBackup));
IndentX = 0.0f; Indent = ImVec1(0.0f);
GroupOffsetX = 0.0f; GroupOffset = ImVec1(0.0f);
ColumnsOffsetX = 0.0f; ColumnsOffset = ImVec1(0.0f);
ColumnsSet = NULL; ColumnsSet = NULL;
} }
}; };
// Windows data // Storage for one window
struct IMGUI_API ImGuiWindow struct IMGUI_API ImGuiWindow
{ {
char* Name; char* Name;
@ -912,7 +1000,7 @@ struct IMGUI_API ImGuiWindow
float WindowRounding; // Window rounding at the time of begin. float WindowRounding; // Window rounding at the time of begin.
float WindowBorderSize; // Window border size at the time of begin. float WindowBorderSize; // Window border size at the time of begin.
ImGuiID MoveId; // == window->GetID("#MOVE") ImGuiID MoveId; // == window->GetID("#MOVE")
ImGuiID ChildId; // Id of corresponding item in parent window (for child windows) ImGuiID ChildId; // ID of corresponding item in parent window (for navigation to return from child window to parent window)
ImVec2 Scroll; ImVec2 Scroll;
ImVec2 ScrollTarget; // target scroll position. stored as cursor position with scrolling canceled out, so the highest point is always 0.0f. (FLT_MAX for no change) ImVec2 ScrollTarget; // target scroll position. stored as cursor position with scrolling canceled out, so the highest point is always 0.0f. (FLT_MAX for no change)
ImVec2 ScrollTargetCenterRatio; // 0.0f = scroll so that target position is at top, 0.5f = scroll so that target position is centered ImVec2 ScrollTargetCenterRatio; // 0.0f = scroll so that target position is at top, 0.5f = scroll so that target position is centered
@ -922,10 +1010,11 @@ struct IMGUI_API ImGuiWindow
bool WasActive; bool WasActive;
bool WriteAccessed; // Set to true when any widget access the current window bool WriteAccessed; // Set to true when any widget access the current window
bool Collapsed; // Set when collapsing window to become only title-bar bool Collapsed; // Set when collapsing window to become only title-bar
bool CollapseToggleWanted; bool WantCollapseToggle;
bool SkipItems; // Set when items can safely be all clipped (e.g. window not visible or collapsed) bool SkipItems; // Set when items can safely be all clipped (e.g. window not visible or collapsed)
bool Appearing; // Set during the frame where the window is appearing (or re-appearing) bool Appearing; // Set during the frame where the window is appearing (or re-appearing)
bool CloseButton; // Set when the window has a close button (p_open != NULL) bool Hidden; // Do not display (== (HiddenFramesForResize > 0) ||
bool HasCloseButton; // Set when the window has a close button (p_open != NULL)
int BeginOrderWithinParent; // Order within immediate parent window, if we are a child window. Otherwise 0. int BeginOrderWithinParent; // Order within immediate parent window, if we are a child window. Otherwise 0.
int BeginOrderWithinContext; // Order within entire imgui context. This is mostly used for debugging submission order related issues. int BeginOrderWithinContext; // Order within entire imgui context. This is mostly used for debugging submission order related issues.
int BeginCount; // Number of Begin() during the current frame (generally 0 or 1, 1+ if appending via multiple Begin/End pairs) int BeginCount; // Number of Begin() during the current frame (generally 0 or 1, 1+ if appending via multiple Begin/End pairs)
@ -934,32 +1023,33 @@ struct IMGUI_API ImGuiWindow
bool AutoFitOnlyGrows; bool AutoFitOnlyGrows;
int AutoFitChildAxises; int AutoFitChildAxises;
ImGuiDir AutoPosLastDirection; ImGuiDir AutoPosLastDirection;
int HiddenFrames; int HiddenFramesRegular; // Hide the window for N frames
int HiddenFramesForResize; // Hide the window for N frames while allowing items to be submitted so we can measure their size
ImGuiCond SetWindowPosAllowFlags; // store acceptable condition flags for SetNextWindowPos() use. ImGuiCond SetWindowPosAllowFlags; // store acceptable condition flags for SetNextWindowPos() use.
ImGuiCond SetWindowSizeAllowFlags; // store acceptable condition flags for SetNextWindowSize() use. ImGuiCond SetWindowSizeAllowFlags; // store acceptable condition flags for SetNextWindowSize() use.
ImGuiCond SetWindowCollapsedAllowFlags; // store acceptable condition flags for SetNextWindowCollapsed() use. ImGuiCond SetWindowCollapsedAllowFlags; // store acceptable condition flags for SetNextWindowCollapsed() use.
ImVec2 SetWindowPosVal; // store window position when using a non-zero Pivot (position set needs to be processed when we know the window size) ImVec2 SetWindowPosVal; // store window position when using a non-zero Pivot (position set needs to be processed when we know the window size)
ImVec2 SetWindowPosPivot; // store window pivot for positioning. ImVec2(0,0) when positioning from top-left corner; ImVec2(0.5f,0.5f) for centering; ImVec2(1,1) for bottom right. ImVec2 SetWindowPosPivot; // store window pivot for positioning. ImVec2(0,0) when positioning from top-left corner; ImVec2(0.5f,0.5f) for centering; ImVec2(1,1) for bottom right.
ImGuiDrawContext DC; // Temporary per-window data, reset at the beginning of the frame ImGuiWindowTempData DC; // Temporary per-window data, reset at the beginning of the frame. This used to be called ImGuiDrawContext, hence the "DC" variable name.
ImVector<ImGuiID> IDStack; // ID stack. ID are hashes seeded with the value at the top of the stack ImVector<ImGuiID> IDStack; // ID stack. ID are hashes seeded with the value at the top of the stack
ImRect ClipRect; // Current clipping rectangle. = DrawList->clip_rect_stack.back(). Scissoring / clipping rectangle. x1, y1, x2, y2. ImRect ClipRect; // Current clipping rectangle. = DrawList->clip_rect_stack.back(). Scissoring / clipping rectangle. x1, y1, x2, y2.
ImRect OuterRectClipped; // = WindowRect just after setup in Begin(). == window->Rect() for root window. ImRect OuterRectClipped; // = WindowRect just after setup in Begin(). == window->Rect() for root window.
ImRect InnerMainRect, InnerClipRect; ImRect InnerMainRect, InnerClipRect;
ImRect ContentsRegionRect; // FIXME: This is currently confusing/misleading. Maximum visible content position ~~ Pos + (SizeContentsExplicit ? SizeContentsExplicit : Size - ScrollbarSizes) - CursorStartPos, per axis ImRect ContentsRegionRect; // FIXME: This is currently confusing/misleading. Maximum visible content position ~~ Pos + (SizeContentsExplicit ? SizeContentsExplicit : Size - ScrollbarSizes) - CursorStartPos, per axis
int LastFrameActive; int LastFrameActive; // Last frame number the window was Active.
float ItemWidthDefault; float ItemWidthDefault;
ImGuiMenuColumns MenuColumns; // Simplified columns storage for menu items ImGuiMenuColumns MenuColumns; // Simplified columns storage for menu items
ImGuiStorage StateStorage; ImGuiStorage StateStorage;
ImVector<ImGuiColumnsSet> ColumnsStorage; ImVector<ImGuiColumnsSet> ColumnsStorage;
float FontWindowScale; // User scale multiplier per-window float FontWindowScale; // User scale multiplier per-window
int SettingsIdx; // Index into SettingsWindow[] (indices are always valid as we only grow the array from the back)
ImDrawList* DrawList; // == &DrawListInst (for backward compatibility reason with code using imgui_internal.h we keep this a pointer) ImDrawList* DrawList; // == &DrawListInst (for backward compatibility reason with code using imgui_internal.h we keep this a pointer)
ImDrawList DrawListInst; ImDrawList DrawListInst;
ImGuiWindow* ParentWindow; // If we are a child _or_ popup window, this is pointing to our parent. Otherwise NULL. ImGuiWindow* ParentWindow; // If we are a child _or_ popup window, this is pointing to our parent. Otherwise NULL.
ImGuiWindow* RootWindow; // Point to ourself or first ancestor that is not a child window. ImGuiWindow* RootWindow; // Point to ourself or first ancestor that is not a child window.
ImGuiWindow* RootWindowForTitleBarHighlight; // Point to ourself or first ancestor which will display TitleBgActive color when this window is active. ImGuiWindow* RootWindowForTitleBarHighlight; // Point to ourself or first ancestor which will display TitleBgActive color when this window is active.
ImGuiWindow* RootWindowForTabbing; // Point to ourself or first ancestor which can be CTRL-Tabbed into.
ImGuiWindow* RootWindowForNav; // Point to ourself or first ancestor which doesn't have the NavFlattened flag. ImGuiWindow* RootWindowForNav; // Point to ourself or first ancestor which doesn't have the NavFlattened flag.
ImGuiWindow* NavLastChildNavWindow; // When going to the menu bar, we remember the child window we came from. (This could probably be made implicit if we kept g.Windows sorted by last focused including child window.) ImGuiWindow* NavLastChildNavWindow; // When going to the menu bar, we remember the child window we came from. (This could probably be made implicit if we kept g.Windows sorted by last focused including child window.)
@ -982,6 +1072,7 @@ public:
ImGuiID GetID(const char* str, const char* str_end = NULL); ImGuiID GetID(const char* str, const char* str_end = NULL);
ImGuiID GetID(const void* ptr); ImGuiID GetID(const void* ptr);
ImGuiID GetIDNoKeepAlive(const char* str, const char* str_end = NULL); ImGuiID GetIDNoKeepAlive(const char* str, const char* str_end = NULL);
ImGuiID GetIDNoKeepAlive(const void* ptr);
ImGuiID GetIDFromRectangle(const ImRect& r_abs); ImGuiID GetIDFromRectangle(const ImRect& r_abs);
// We don't use g.FontSize because the window may be != g.CurrentWidow. // We don't use g.FontSize because the window may be != g.CurrentWidow.
@ -993,7 +1084,7 @@ public:
ImRect MenuBarRect() const { float y1 = Pos.y + TitleBarHeight(); return ImRect(Pos.x, y1, Pos.x + SizeFull.x, y1 + MenuBarHeight()); } ImRect MenuBarRect() const { float y1 = Pos.y + TitleBarHeight(); return ImRect(Pos.x, y1, Pos.x + SizeFull.x, y1 + MenuBarHeight()); }
}; };
// Backup and restore just enough data to be able to use IsItemHovered() on item A after another B in the same window has overwritten the data. // Backup and restore just enough data to be able to use IsItemHovered() on item A after another B in the same window has overwritten the data.
struct ImGuiItemHoveredDataBackup struct ImGuiItemHoveredDataBackup
{ {
ImGuiID LastItemId; ImGuiID LastItemId;
@ -1002,8 +1093,8 @@ struct ImGuiItemHoveredDataBackup
ImRect LastItemDisplayRect; ImRect LastItemDisplayRect;
ImGuiItemHoveredDataBackup() { Backup(); } ImGuiItemHoveredDataBackup() { Backup(); }
void Backup() { ImGuiWindow* window = GImGui->CurrentWindow; LastItemId = window->DC.LastItemId; LastItemStatusFlags = window->DC.LastItemStatusFlags; LastItemRect = window->DC.LastItemRect; LastItemDisplayRect = window->DC.LastItemDisplayRect; } void Backup() { ImGuiWindow* window = GImGui->CurrentWindow; LastItemId = window->DC.LastItemId; LastItemStatusFlags = window->DC.LastItemStatusFlags; LastItemRect = window->DC.LastItemRect; LastItemDisplayRect = window->DC.LastItemDisplayRect; }
void Restore() const { ImGuiWindow* window = GImGui->CurrentWindow; window->DC.LastItemId = LastItemId; window->DC.LastItemStatusFlags = LastItemStatusFlags; window->DC.LastItemRect = LastItemRect; window->DC.LastItemDisplayRect = LastItemDisplayRect; } void Restore() const { ImGuiWindow* window = GImGui->CurrentWindow; window->DC.LastItemId = LastItemId; window->DC.LastItemStatusFlags = LastItemStatusFlags; window->DC.LastItemRect = LastItemRect; window->DC.LastItemDisplayRect = LastItemDisplayRect; }
}; };
//----------------------------------------------------------------------------- //-----------------------------------------------------------------------------
@ -1016,34 +1107,52 @@ namespace ImGui
// We should always have a CurrentWindow in the stack (there is an implicit "Debug" window) // We should always have a CurrentWindow in the stack (there is an implicit "Debug" window)
// If this ever crash because g.CurrentWindow is NULL it means that either // If this ever crash because g.CurrentWindow is NULL it means that either
// - ImGui::NewFrame() has never been called, which is illegal. // - ImGui::NewFrame() has never been called, which is illegal.
// - You are calling ImGui functions after ImGui::Render() and before the next ImGui::NewFrame(), which is also illegal. // - You are calling ImGui functions after ImGui::EndFrame()/ImGui::Render() and before the next ImGui::NewFrame(), which is also illegal.
inline ImGuiWindow* GetCurrentWindowRead() { ImGuiContext& g = *GImGui; return g.CurrentWindow; } inline ImGuiWindow* GetCurrentWindowRead() { ImGuiContext& g = *GImGui; return g.CurrentWindow; }
inline ImGuiWindow* GetCurrentWindow() { ImGuiContext& g = *GImGui; g.CurrentWindow->WriteAccessed = true; return g.CurrentWindow; } inline ImGuiWindow* GetCurrentWindow() { ImGuiContext& g = *GImGui; g.CurrentWindow->WriteAccessed = true; return g.CurrentWindow; }
IMGUI_API ImGuiWindow* FindWindowByName(const char* name); IMGUI_API ImGuiWindow* FindWindowByName(const char* name);
IMGUI_API void FocusWindow(ImGuiWindow* window); IMGUI_API void FocusWindow(ImGuiWindow* window);
IMGUI_API void FocusFrontMostActiveWindowIgnoringOne(ImGuiWindow* ignore_window);
IMGUI_API void BringWindowToFront(ImGuiWindow* window); IMGUI_API void BringWindowToFront(ImGuiWindow* window);
IMGUI_API void BringWindowToBack(ImGuiWindow* window); IMGUI_API void BringWindowToBack(ImGuiWindow* window);
IMGUI_API void UpdateWindowParentAndRootLinks(ImGuiWindow* window, ImGuiWindowFlags flags, ImGuiWindow* parent_window);
IMGUI_API ImVec2 CalcWindowExpectedSize(ImGuiWindow* window);
IMGUI_API bool IsWindowChildOf(ImGuiWindow* window, ImGuiWindow* potential_parent); IMGUI_API bool IsWindowChildOf(ImGuiWindow* window, ImGuiWindow* potential_parent);
IMGUI_API bool IsWindowNavFocusable(ImGuiWindow* window); IMGUI_API bool IsWindowNavFocusable(ImGuiWindow* window);
IMGUI_API void SetWindowScrollX(ImGuiWindow* window, float new_scroll_x);
IMGUI_API void SetWindowScrollY(ImGuiWindow* window, float new_scroll_y);
IMGUI_API ImRect GetWindowAllowedExtentRect(ImGuiWindow* window);
IMGUI_API void SetCurrentFont(ImFont* font);
inline ImFont* GetDefaultFont() { ImGuiContext& g = *GImGui; return g.IO.FontDefault ? g.IO.FontDefault : g.IO.Fonts->Fonts[0]; }
// Init
IMGUI_API void Initialize(ImGuiContext* context); IMGUI_API void Initialize(ImGuiContext* context);
IMGUI_API void Shutdown(ImGuiContext* context); // Since 1.60 this is a _private_ function. You can call DestroyContext() to destroy the context created by CreateContext(). IMGUI_API void Shutdown(ImGuiContext* context); // Since 1.60 this is a _private_ function. You can call DestroyContext() to destroy the context created by CreateContext().
IMGUI_API void NewFrameUpdateHoveredWindowAndCaptureFlags(); // NewFrame
IMGUI_API void UpdateHoveredWindowAndCaptureFlags();
IMGUI_API void StartMouseMovingWindow(ImGuiWindow* window);
IMGUI_API void UpdateMouseMovingWindow();
// Settings
IMGUI_API void MarkIniSettingsDirty(); IMGUI_API void MarkIniSettingsDirty();
IMGUI_API void MarkIniSettingsDirty(ImGuiWindow* window); IMGUI_API void MarkIniSettingsDirty(ImGuiWindow* window);
IMGUI_API ImGuiSettingsHandler* FindSettingsHandler(const char* type_name); IMGUI_API ImGuiSettingsHandler* FindSettingsHandler(const char* type_name);
IMGUI_API ImGuiWindowSettings* FindWindowSettings(ImGuiID id); IMGUI_API ImGuiWindowSettings* FindWindowSettings(ImGuiID id);
// Basic Accessors
inline ImGuiID GetItemID() { ImGuiContext& g = *GImGui; return g.CurrentWindow->DC.LastItemId; }
inline ImGuiID GetActiveID() { ImGuiContext& g = *GImGui; return g.ActiveId; }
inline ImGuiID GetFocusID() { ImGuiContext& g = *GImGui; return g.NavId; }
IMGUI_API void SetActiveID(ImGuiID id, ImGuiWindow* window); IMGUI_API void SetActiveID(ImGuiID id, ImGuiWindow* window);
IMGUI_API ImGuiID GetActiveID();
IMGUI_API void SetFocusID(ImGuiID id, ImGuiWindow* window); IMGUI_API void SetFocusID(ImGuiID id, ImGuiWindow* window);
IMGUI_API void ClearActiveID(); IMGUI_API void ClearActiveID();
IMGUI_API void SetHoveredID(ImGuiID id);
IMGUI_API ImGuiID GetHoveredID(); IMGUI_API ImGuiID GetHoveredID();
IMGUI_API void SetHoveredID(ImGuiID id);
IMGUI_API void KeepAliveID(ImGuiID id); IMGUI_API void KeepAliveID(ImGuiID id);
IMGUI_API void MarkItemEdited(ImGuiID id);
// Basic Helpers for widget code
IMGUI_API void ItemSize(const ImVec2& size, float text_offset_y = 0.0f); IMGUI_API void ItemSize(const ImVec2& size, float text_offset_y = 0.0f);
IMGUI_API void ItemSize(const ImRect& bb, float text_offset_y = 0.0f); IMGUI_API void ItemSize(const ImRect& bb, float text_offset_y = 0.0f);
IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL); IMGUI_API bool ItemAdd(const ImRect& bb, ImGuiID id, const ImRect* nav_bb = NULL);
@ -1057,39 +1166,50 @@ namespace ImGui
IMGUI_API void PushItemFlag(ImGuiItemFlags option, bool enabled); IMGUI_API void PushItemFlag(ImGuiItemFlags option, bool enabled);
IMGUI_API void PopItemFlag(); IMGUI_API void PopItemFlag();
IMGUI_API void SetCurrentFont(ImFont* font); // Popups, Modals, Tooltips
IMGUI_API void OpenPopupEx(ImGuiID id); IMGUI_API void OpenPopupEx(ImGuiID id);
IMGUI_API void ClosePopup(ImGuiID id); IMGUI_API void ClosePopup(ImGuiID id);
IMGUI_API void ClosePopupToLevel(int remaining);
IMGUI_API void ClosePopupsOverWindow(ImGuiWindow* ref_window); IMGUI_API void ClosePopupsOverWindow(ImGuiWindow* ref_window);
IMGUI_API bool IsPopupOpen(ImGuiID id); IMGUI_API bool IsPopupOpen(ImGuiID id);
IMGUI_API bool BeginPopupEx(ImGuiID id, ImGuiWindowFlags extra_flags); IMGUI_API bool BeginPopupEx(ImGuiID id, ImGuiWindowFlags extra_flags);
IMGUI_API void BeginTooltipEx(ImGuiWindowFlags extra_flags, bool override_previous_tooltip = true); IMGUI_API void BeginTooltipEx(ImGuiWindowFlags extra_flags, bool override_previous_tooltip = true);
IMGUI_API ImGuiWindow* GetFrontMostPopupModal(); IMGUI_API ImGuiWindow* GetFrontMostPopupModal();
IMGUI_API ImVec2 FindBestWindowPosForPopup(ImGuiWindow* window);
IMGUI_API ImVec2 FindBestWindowPosForPopupEx(const ImVec2& ref_pos, const ImVec2& size, ImGuiDir* last_dir, const ImRect& r_outer, const ImRect& r_avoid, ImGuiPopupPositionPolicy policy = ImGuiPopupPositionPolicy_Default);
// Navigation
IMGUI_API void NavInitWindow(ImGuiWindow* window, bool force_reinit); IMGUI_API void NavInitWindow(ImGuiWindow* window, bool force_reinit);
IMGUI_API bool NavMoveRequestButNoResultYet();
IMGUI_API void NavMoveRequestCancel(); IMGUI_API void NavMoveRequestCancel();
IMGUI_API void ActivateItem(ImGuiID id); // Remotely activate a button, checkbox, tree node etc. given its unique ID. activation is queued and processed on the next frame when the item is encountered again. IMGUI_API void NavMoveRequestForward(ImGuiDir move_dir, ImGuiDir clip_dir, const ImRect& bb_rel, ImGuiNavMoveFlags move_flags);
IMGUI_API void NavMoveRequestTryWrapping(ImGuiWindow* window, ImGuiNavMoveFlags move_flags);
IMGUI_API float GetNavInputAmount(ImGuiNavInput n, ImGuiInputReadMode mode); IMGUI_API float GetNavInputAmount(ImGuiNavInput n, ImGuiInputReadMode mode);
IMGUI_API ImVec2 GetNavInputAmount2d(ImGuiNavDirSourceFlags dir_sources, ImGuiInputReadMode mode, float slow_factor = 0.0f, float fast_factor = 0.0f); IMGUI_API ImVec2 GetNavInputAmount2d(ImGuiNavDirSourceFlags dir_sources, ImGuiInputReadMode mode, float slow_factor = 0.0f, float fast_factor = 0.0f);
IMGUI_API int CalcTypematicPressedRepeatAmount(float t, float t_prev, float repeat_delay, float repeat_rate); IMGUI_API int CalcTypematicPressedRepeatAmount(float t, float t_prev, float repeat_delay, float repeat_rate);
IMGUI_API void ActivateItem(ImGuiID id); // Remotely activate a button, checkbox, tree node etc. given its unique ID. activation is queued and processed on the next frame when the item is encountered again.
IMGUI_API void SetNavID(ImGuiID id, int nav_layer);
IMGUI_API void SetNavIDWithRectRel(ImGuiID id, int nav_layer, const ImRect& rect_rel);
IMGUI_API void Scrollbar(ImGuiLayoutType direction); // Inputs
IMGUI_API void VerticalSeparator(); // Vertical separator, for menu bars (use current line height). not exposed because it is misleading what it doesn't have an effect on regular layout. inline bool IsKeyPressedMap(ImGuiKey key, bool repeat = true) { const int key_index = GImGui->IO.KeyMap[key]; return (key_index >= 0) ? IsKeyPressed(key_index, repeat) : false; }
IMGUI_API bool SplitterBehavior(ImGuiID id, const ImRect& bb, ImGuiAxis axis, float* size1, float* size2, float min_size1, float min_size2, float hover_extend = 0.0f); inline bool IsNavInputDown(ImGuiNavInput n) { return GImGui->IO.NavInputs[n] > 0.0f; }
inline bool IsNavInputPressed(ImGuiNavInput n, ImGuiInputReadMode mode) { return GetNavInputAmount(n, mode) > 0.0f; }
inline bool IsNavInputPressedAnyOfTwo(ImGuiNavInput n1, ImGuiNavInput n2, ImGuiInputReadMode mode) { return (GetNavInputAmount(n1, mode) + GetNavInputAmount(n2, mode)) > 0.0f; }
// Drag and Drop
IMGUI_API bool BeginDragDropTargetCustom(const ImRect& bb, ImGuiID id); IMGUI_API bool BeginDragDropTargetCustom(const ImRect& bb, ImGuiID id);
IMGUI_API void ClearDragDrop(); IMGUI_API void ClearDragDrop();
IMGUI_API bool IsDragDropPayloadBeingAccepted(); IMGUI_API bool IsDragDropPayloadBeingAccepted();
// FIXME-WIP: New Columns API // New Columns API (FIXME-WIP)
IMGUI_API void BeginColumns(const char* str_id, int count, ImGuiColumnsFlags flags = 0); // setup number of columns. use an identifier to distinguish multiple column sets. close with EndColumns(). IMGUI_API void BeginColumns(const char* str_id, int count, ImGuiColumnsFlags flags = 0); // setup number of columns. use an identifier to distinguish multiple column sets. close with EndColumns().
IMGUI_API void EndColumns(); // close columns IMGUI_API void EndColumns(); // close columns
IMGUI_API void PushColumnClipRect(int column_index = -1); IMGUI_API void PushColumnClipRect(int column_index = -1);
// NB: All position are in absolute pixels coordinates (never using window coordinates internally) // Render helpers
// AVOID USING OUTSIDE OF IMGUI.CPP! NOT FOR PUBLIC CONSUMPTION. THOSE FUNCTIONS ARE A MESS. THEIR SIGNATURE AND BEHAVIOR WILL CHANGE, THEY NEED TO BE REFACTORED INTO SOMETHING DECENT. // AVOID USING OUTSIDE OF IMGUI.CPP! NOT FOR PUBLIC CONSUMPTION. THOSE FUNCTIONS ARE A MESS. THEIR SIGNATURE AND BEHAVIOR WILL CHANGE, THEY NEED TO BE REFACTORED INTO SOMETHING DECENT.
// NB: All position are in absolute pixels coordinates (we are never using window coordinates internally)
IMGUI_API void RenderText(ImVec2 pos, const char* text, const char* text_end = NULL, bool hide_text_after_hash = true); IMGUI_API void RenderText(ImVec2 pos, const char* text, const char* text_end = NULL, bool hide_text_after_hash = true);
IMGUI_API void RenderTextWrapped(ImVec2 pos, const char* text, const char* text_end, float wrap_width); IMGUI_API void RenderTextWrapped(ImVec2 pos, const char* text, const char* text_end, float wrap_width);
IMGUI_API void RenderTextClipped(const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, const ImVec2& align = ImVec2(0,0), const ImRect* clip_rect = NULL); IMGUI_API void RenderTextClipped(const ImVec2& pos_min, const ImVec2& pos_max, const char* text, const char* text_end, const ImVec2* text_size_if_known, const ImVec2& align = ImVec2(0,0), const ImRect* clip_rect = NULL);
@ -1100,39 +1220,50 @@ namespace ImGui
IMGUI_API void RenderBullet(ImVec2 pos); IMGUI_API void RenderBullet(ImVec2 pos);
IMGUI_API void RenderCheckMark(ImVec2 pos, ImU32 col, float sz); IMGUI_API void RenderCheckMark(ImVec2 pos, ImU32 col, float sz);
IMGUI_API void RenderNavHighlight(const ImRect& bb, ImGuiID id, ImGuiNavHighlightFlags flags = ImGuiNavHighlightFlags_TypeDefault); // Navigation highlight IMGUI_API void RenderNavHighlight(const ImRect& bb, ImGuiID id, ImGuiNavHighlightFlags flags = ImGuiNavHighlightFlags_TypeDefault); // Navigation highlight
IMGUI_API void RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding);
IMGUI_API const char* FindRenderedTextEnd(const char* text, const char* text_end = NULL); // Find the optional ## from which we stop displaying text. IMGUI_API const char* FindRenderedTextEnd(const char* text, const char* text_end = NULL); // Find the optional ## from which we stop displaying text.
IMGUI_API void LogRenderedText(const ImVec2* ref_pos, const char* text, const char* text_end = NULL);
IMGUI_API bool ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags = 0); // Render helpers (those functions don't access any ImGui state!)
IMGUI_API void RenderMouseCursor(ImDrawList* draw_list, ImVec2 pos, float scale, ImGuiMouseCursor mouse_cursor = ImGuiMouseCursor_Arrow);
IMGUI_API void RenderArrowPointingAt(ImDrawList* draw_list, ImVec2 pos, ImVec2 half_sz, ImGuiDir direction, ImU32 col);
IMGUI_API void RenderRectFilledRangeH(ImDrawList* draw_list, const ImRect& rect, ImU32 col, float x_start_norm, float x_end_norm, float rounding);
// Widgets
IMGUI_API bool ButtonEx(const char* label, const ImVec2& size_arg = ImVec2(0,0), ImGuiButtonFlags flags = 0); IMGUI_API bool ButtonEx(const char* label, const ImVec2& size_arg = ImVec2(0,0), ImGuiButtonFlags flags = 0);
IMGUI_API bool CloseButton(ImGuiID id, const ImVec2& pos, float radius); IMGUI_API bool CloseButton(ImGuiID id, const ImVec2& pos, float radius);
IMGUI_API bool CollapseButton(ImGuiID id, const ImVec2& pos);
IMGUI_API bool ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size_arg, ImGuiButtonFlags flags);
IMGUI_API void Scrollbar(ImGuiLayoutType direction);
IMGUI_API void VerticalSeparator(); // Vertical separator, for menu bars (use current line height). Not exposed because it is misleading and it doesn't have an effect on regular layout.
// Widgets low-level behaviors
IMGUI_API bool ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags = 0);
IMGUI_API bool DragBehavior(ImGuiID id, ImGuiDataType data_type, void* v, float v_speed, const void* v_min, const void* v_max, const char* format, float power); IMGUI_API bool DragBehavior(ImGuiID id, ImGuiDataType data_type, void* v, float v_speed, const void* v_min, const void* v_max, const char* format, float power);
IMGUI_API bool SliderBehavior(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, void* v, const void* v_min, const void* v_max, const char* format, float power, ImGuiSliderFlags flags = 0); IMGUI_API bool SliderBehavior(const ImRect& bb, ImGuiID id, ImGuiDataType data_type, void* v, const void* v_min, const void* v_max, const char* format, float power, ImGuiSliderFlags flags, ImRect* out_grab_bb);
IMGUI_API bool SplitterBehavior(const ImRect& bb, ImGuiID id, ImGuiAxis axis, float* size1, float* size2, float min_size1, float min_size2, float hover_extend = 0.0f, float hover_visibility_delay = 0.0f);
IMGUI_API bool InputTextEx(const char* label, char* buf, int buf_size, const ImVec2& size_arg, ImGuiInputTextFlags flags, ImGuiTextEditCallback callback = NULL, void* user_data = NULL);
IMGUI_API bool InputScalarAsWidgetReplacement(const ImRect& bb, ImGuiID id, const char* label, ImGuiDataType data_type, void* data_ptr, const char* format);
IMGUI_API void ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags);
IMGUI_API void ColorEditOptionsPopup(const float* col, ImGuiColorEditFlags flags);
IMGUI_API bool TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* label, const char* label_end = NULL); IMGUI_API bool TreeNodeBehavior(ImGuiID id, ImGuiTreeNodeFlags flags, const char* label, const char* label_end = NULL);
IMGUI_API bool TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags = 0); // Consume previous SetNextTreeNodeOpened() data, if any. May return true when logging IMGUI_API bool TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags = 0); // Consume previous SetNextTreeNodeOpened() data, if any. May return true when logging
IMGUI_API void TreePushRawID(ImGuiID id); IMGUI_API void TreePushRawID(ImGuiID id);
IMGUI_API bool InputTextEx(const char* label, char* buf, int buf_size, const ImVec2& size_arg, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback = NULL, void* user_data = NULL);
IMGUI_API bool InputScalarAsWidgetReplacement(const ImRect& bb, ImGuiID id, const char* label, ImGuiDataType data_type, void* data_ptr, const char* format);
IMGUI_API void ColorTooltip(const char* text, const float* col, ImGuiColorEditFlags flags);
IMGUI_API void ColorEditOptionsPopup(const float* col, ImGuiColorEditFlags flags);
IMGUI_API void ColorPickerOptionsPopup(const float* ref_col, ImGuiColorEditFlags flags);
IMGUI_API void PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_getter)(void* data, int idx), void* data, int values_count, int values_offset, const char* overlay_text, float scale_min, float scale_max, ImVec2 graph_size); IMGUI_API void PlotEx(ImGuiPlotType plot_type, const char* label, float (*values_getter)(void* data, int idx), void* data, int values_count, int values_offset, const char* overlay_text, float scale_min, float scale_max, ImVec2 graph_size);
// Shade functions (write over already created vertices) // Shade functions (write over already created vertices)
IMGUI_API void ShadeVertsLinearColorGradientKeepAlpha(ImDrawVert* vert_start, ImDrawVert* vert_end, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1); IMGUI_API void ShadeVertsLinearColorGradientKeepAlpha(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, ImVec2 gradient_p0, ImVec2 gradient_p1, ImU32 col0, ImU32 col1);
IMGUI_API void ShadeVertsLinearAlphaGradientForLeftToRightText(ImDrawVert* vert_start, ImDrawVert* vert_end, float gradient_p0_x, float gradient_p1_x); IMGUI_API void ShadeVertsLinearUV(ImDrawList* draw_list, int vert_start_idx, int vert_end_idx, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp);
IMGUI_API void ShadeVertsLinearUV(ImDrawVert* vert_start, ImDrawVert* vert_end, const ImVec2& a, const ImVec2& b, const ImVec2& uv_a, const ImVec2& uv_b, bool clamp);
} // namespace ImGui } // namespace ImGui
// ImFontAtlas internals // ImFontAtlas internals
IMGUI_API bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas); IMGUI_API bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildRegisterDefaultCustomRects(ImFontAtlas* atlas); IMGUI_API void ImFontAtlasBuildRegisterDefaultCustomRects(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildSetupFont(ImFontAtlas* atlas, ImFont* font, ImFontConfig* font_config, float ascent, float descent); IMGUI_API void ImFontAtlasBuildSetupFont(ImFontAtlas* atlas, ImFont* font, ImFontConfig* font_config, float ascent, float descent);
IMGUI_API void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* spc); IMGUI_API void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* spc);
IMGUI_API void ImFontAtlasBuildFinish(ImFontAtlas* atlas); IMGUI_API void ImFontAtlasBuildFinish(ImFontAtlas* atlas);
IMGUI_API void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_multiply_factor); IMGUI_API void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_multiply_factor);

160
imgui/stb_textedit.h
View File

@ -1,10 +1,9 @@
// [ImGui] this is a slightly modified version of stb_textedit.h 1.9. Those changes would need to be pushed into nothings/stb // [ImGui] this is a slightly modified version of stb_textedit.h 1.12. Those changes would need to be pushed into nothings/stb
// [ImGui] - fixed linestart handler when over last character of multi-line buffer + simplified existing code (#588, #815) // [ImGui] - 2018-06: fixed undo/redo after pasting large amount of text (over 32 kb). Redo will still fail when undo buffers are exhausted, but text won't be corrupted (see nothings/stb issue #620)
// [ImGui] - fixed a state corruption/crash bug in stb_text_redo and stb_textedit_discard_redo (#715) // [ImGui] - 2018-06: fix in stb_textedit_discard_redo (see https://github.com/nothings/stb/issues/321)
// [ImGui] - fixed a crash bug in stb_textedit_discard_redo (#681)
// [ImGui] - fixed some minor warnings // [ImGui] - fixed some minor warnings
// stb_textedit.h - v1.9 - public domain - Sean Barrett // stb_textedit.h - v1.12 - public domain - Sean Barrett
// Development of this library was sponsored by RAD Game Tools // Development of this library was sponsored by RAD Game Tools
// //
// This C header file implements the guts of a multi-line text-editing // This C header file implements the guts of a multi-line text-editing
@ -23,9 +22,7 @@
// //
// LICENSE // LICENSE
// //
// This software is dual-licensed to the public domain and under the following // See end of file for license information.
// license: you are granted a perpetual, irrevocable license to copy, modify,
// publish, and distribute this file as you see fit.
// //
// //
// DEPENDENCIES // DEPENDENCIES
@ -37,6 +34,9 @@
// //
// VERSION HISTORY // VERSION HISTORY
// //
// 1.12 (2018-01-29) user can change STB_TEXTEDIT_KEYTYPE, fix redo to avoid crash
// 1.11 (2017-03-03) fix HOME on last line, dragging off single-line textfield
// 1.10 (2016-10-25) supress warnings about casting away const with -Wcast-qual
// 1.9 (2016-08-27) customizable move-by-word // 1.9 (2016-08-27) customizable move-by-word
// 1.8 (2016-04-02) better keyboard handling when mouse button is down // 1.8 (2016-04-02) better keyboard handling when mouse button is down
// 1.7 (2015-09-13) change y range handling in case baseline is non-0 // 1.7 (2015-09-13) change y range handling in case baseline is non-0
@ -55,12 +55,13 @@
// //
// Ulf Winklemann: move-by-word in 1.1 // Ulf Winklemann: move-by-word in 1.1
// Fabian Giesen: secondary key inputs in 1.5 // Fabian Giesen: secondary key inputs in 1.5
// Martins Mozeiko: STB_TEXTEDIT_memmove // Martins Mozeiko: STB_TEXTEDIT_memmove in 1.6
// //
// Bugfixes: // Bugfixes:
// Scott Graham // Scott Graham
// Daniel Keller // Daniel Keller
// Omar Cornut // Omar Cornut
// Dan Thompson
// //
// USAGE // USAGE
// //
@ -90,8 +91,8 @@
// moderate sizes. The undo system does no memory allocations, so // moderate sizes. The undo system does no memory allocations, so
// it grows STB_TexteditState by the worst-case storage which is (in bytes): // it grows STB_TexteditState by the worst-case storage which is (in bytes):
// //
// [4 + sizeof(STB_TEXTEDIT_POSITIONTYPE)] * STB_TEXTEDIT_UNDOSTATE_COUNT // [4 + 3 * sizeof(STB_TEXTEDIT_POSITIONTYPE)] * STB_TEXTEDIT_UNDOSTATE_COUNT
// + sizeof(STB_TEXTEDIT_CHARTYPE) * STB_TEXTEDIT_UNDOCHAR_COUNT // + sizeof(STB_TEXTEDIT_CHARTYPE) * STB_TEXTEDIT_UNDOCHAR_COUNT
// //
// //
// Implementation mode: // Implementation mode:
@ -114,7 +115,7 @@
// Symbols that must be the same in header-file and implementation mode: // Symbols that must be the same in header-file and implementation mode:
// //
// STB_TEXTEDIT_CHARTYPE the character type // STB_TEXTEDIT_CHARTYPE the character type
// STB_TEXTEDIT_POSITIONTYPE small type that a valid cursor position // STB_TEXTEDIT_POSITIONTYPE small type that is a valid cursor position
// STB_TEXTEDIT_UNDOSTATECOUNT the number of undo states to allow // STB_TEXTEDIT_UNDOSTATECOUNT the number of undo states to allow
// STB_TEXTEDIT_UNDOCHARCOUNT the number of characters to store in the undo buffer // STB_TEXTEDIT_UNDOCHARCOUNT the number of characters to store in the undo buffer
// //
@ -203,7 +204,7 @@
// void stb_textedit_drag(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y) // void stb_textedit_drag(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y)
// int stb_textedit_cut(STB_TEXTEDIT_STRING *str, STB_TexteditState *state) // int stb_textedit_cut(STB_TEXTEDIT_STRING *str, STB_TexteditState *state)
// int stb_textedit_paste(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_CHARTYPE *text, int len) // int stb_textedit_paste(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_CHARTYPE *text, int len)
// void stb_textedit_key(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, int key) // void stb_textedit_key(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXEDIT_KEYTYPE key)
// //
// Each of these functions potentially updates the string and updates the // Each of these functions potentially updates the string and updates the
// state. // state.
@ -237,7 +238,9 @@
// inputs, set a high bit to distinguish the two; then you can define the // inputs, set a high bit to distinguish the two; then you can define the
// various definitions like STB_TEXTEDIT_K_LEFT have the is-key-event bit // various definitions like STB_TEXTEDIT_K_LEFT have the is-key-event bit
// set, and make STB_TEXTEDIT_KEYTOCHAR check that the is-key-event bit is // set, and make STB_TEXTEDIT_KEYTOCHAR check that the is-key-event bit is
// clear. // clear. STB_TEXTEDIT_KEYTYPE defaults to int, but you can #define it to
// anything other type you wante before including.
//
// //
// When rendering, you can read the cursor position and selection state from // When rendering, you can read the cursor position and selection state from
// the STB_TexteditState. // the STB_TexteditState.
@ -297,9 +300,9 @@ typedef struct
{ {
// private data // private data
STB_TEXTEDIT_POSITIONTYPE where; STB_TEXTEDIT_POSITIONTYPE where;
short insert_length; STB_TEXTEDIT_POSITIONTYPE insert_length;
short delete_length; STB_TEXTEDIT_POSITIONTYPE delete_length;
short char_storage; int char_storage;
} StbUndoRecord; } StbUndoRecord;
typedef struct typedef struct
@ -308,7 +311,7 @@ typedef struct
StbUndoRecord undo_rec [STB_TEXTEDIT_UNDOSTATECOUNT]; StbUndoRecord undo_rec [STB_TEXTEDIT_UNDOSTATECOUNT];
STB_TEXTEDIT_CHARTYPE undo_char[STB_TEXTEDIT_UNDOCHARCOUNT]; STB_TEXTEDIT_CHARTYPE undo_char[STB_TEXTEDIT_UNDOCHARCOUNT];
short undo_point, redo_point; short undo_point, redo_point;
short undo_char_point, redo_char_point; int undo_char_point, redo_char_point;
} StbUndoState; } StbUndoState;
typedef struct typedef struct
@ -450,6 +453,15 @@ static int stb_text_locate_coord(STB_TEXTEDIT_STRING *str, float x, float y)
// API click: on mouse down, move the cursor to the clicked location, and reset the selection // API click: on mouse down, move the cursor to the clicked location, and reset the selection
static void stb_textedit_click(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y) static void stb_textedit_click(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y)
{ {
// In single-line mode, just always make y = 0. This lets the drag keep working if the mouse
// goes off the top or bottom of the text
if( state->single_line )
{
StbTexteditRow r;
STB_TEXTEDIT_LAYOUTROW(&r, str, 0);
y = r.ymin;
}
state->cursor = stb_text_locate_coord(str, x, y); state->cursor = stb_text_locate_coord(str, x, y);
state->select_start = state->cursor; state->select_start = state->cursor;
state->select_end = state->cursor; state->select_end = state->cursor;
@ -459,9 +471,21 @@ static void stb_textedit_click(STB_TEXTEDIT_STRING *str, STB_TexteditState *stat
// API drag: on mouse drag, move the cursor and selection endpoint to the clicked location // API drag: on mouse drag, move the cursor and selection endpoint to the clicked location
static void stb_textedit_drag(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y) static void stb_textedit_drag(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, float x, float y)
{ {
int p = stb_text_locate_coord(str, x, y); int p = 0;
// In single-line mode, just always make y = 0. This lets the drag keep working if the mouse
// goes off the top or bottom of the text
if( state->single_line )
{
StbTexteditRow r;
STB_TEXTEDIT_LAYOUTROW(&r, str, 0);
y = r.ymin;
}
if (state->select_start == state->select_end) if (state->select_start == state->select_end)
state->select_start = state->cursor; state->select_start = state->cursor;
p = stb_text_locate_coord(str, x, y);
state->cursor = state->select_end = p; state->cursor = state->select_end = p;
} }
@ -677,7 +701,7 @@ static int stb_textedit_cut(STB_TEXTEDIT_STRING *str, STB_TexteditState *state)
} }
// API paste: replace existing selection with passed-in text // API paste: replace existing selection with passed-in text
static int stb_textedit_paste(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_CHARTYPE const *text, int len) static int stb_textedit_paste_internal(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_CHARTYPE *text, int len)
{ {
// if there's a selection, the paste should delete it // if there's a selection, the paste should delete it
stb_textedit_clamp(str, state); stb_textedit_clamp(str, state);
@ -695,8 +719,12 @@ static int stb_textedit_paste(STB_TEXTEDIT_STRING *str, STB_TexteditState *state
return 0; return 0;
} }
#ifndef STB_TEXTEDIT_KEYTYPE
#define STB_TEXTEDIT_KEYTYPE int
#endif
// API key: process a keyboard input // API key: process a keyboard input
static void stb_textedit_key(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, int key) static void stb_textedit_key(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_KEYTYPE key)
{ {
retry: retry:
switch (key) { switch (key) {
@ -1073,14 +1101,14 @@ static void stb_textedit_discard_undo(StbUndoState *state)
if (state->undo_rec[0].char_storage >= 0) { if (state->undo_rec[0].char_storage >= 0) {
int n = state->undo_rec[0].insert_length, i; int n = state->undo_rec[0].insert_length, i;
// delete n characters from all other records // delete n characters from all other records
state->undo_char_point = state->undo_char_point - (short) n; // vsnet05 state->undo_char_point -= n;
STB_TEXTEDIT_memmove(state->undo_char, state->undo_char + n, (size_t) ((size_t)state->undo_char_point*sizeof(STB_TEXTEDIT_CHARTYPE))); STB_TEXTEDIT_memmove(state->undo_char, state->undo_char + n, (size_t) (state->undo_char_point*sizeof(STB_TEXTEDIT_CHARTYPE)));
for (i=0; i < state->undo_point; ++i) for (i=0; i < state->undo_point; ++i)
if (state->undo_rec[i].char_storage >= 0) if (state->undo_rec[i].char_storage >= 0)
state->undo_rec[i].char_storage = state->undo_rec[i].char_storage - (short) n; // vsnet05 // @OPTIMIZE: get rid of char_storage and infer it state->undo_rec[i].char_storage -= n; // @OPTIMIZE: get rid of char_storage and infer it
} }
--state->undo_point; --state->undo_point;
STB_TEXTEDIT_memmove(state->undo_rec, state->undo_rec+1, (size_t) ((size_t)state->undo_point*sizeof(state->undo_rec[0]))); STB_TEXTEDIT_memmove(state->undo_rec, state->undo_rec+1, (size_t) (state->undo_point*sizeof(state->undo_rec[0])));
} }
} }
@ -1096,14 +1124,17 @@ static void stb_textedit_discard_redo(StbUndoState *state)
// if the k'th undo state has characters, clean those up // if the k'th undo state has characters, clean those up
if (state->undo_rec[k].char_storage >= 0) { if (state->undo_rec[k].char_storage >= 0) {
int n = state->undo_rec[k].insert_length, i; int n = state->undo_rec[k].insert_length, i;
// delete n characters from all other records // move the remaining redo character data to the end of the buffer
state->redo_char_point = state->redo_char_point + (short) n; // vsnet05 state->redo_char_point += n;
STB_TEXTEDIT_memmove(state->undo_char + state->redo_char_point, state->undo_char + state->redo_char_point-n, (size_t) ((size_t)(STB_TEXTEDIT_UNDOCHARCOUNT - state->redo_char_point)*sizeof(STB_TEXTEDIT_CHARTYPE))); STB_TEXTEDIT_memmove(state->undo_char + state->redo_char_point, state->undo_char + state->redo_char_point-n, (size_t) ((STB_TEXTEDIT_UNDOCHARCOUNT - state->redo_char_point)*sizeof(STB_TEXTEDIT_CHARTYPE)));
// adjust the position of all the other records to account for above memmove
for (i=state->redo_point; i < k; ++i) for (i=state->redo_point; i < k; ++i)
if (state->undo_rec[i].char_storage >= 0) if (state->undo_rec[i].char_storage >= 0)
state->undo_rec[i].char_storage = state->undo_rec[i].char_storage + (short) n; // vsnet05 state->undo_rec[i].char_storage += n;
} }
STB_TEXTEDIT_memmove(state->undo_rec + state->redo_point, state->undo_rec + state->redo_point-1, (size_t) ((size_t)(STB_TEXTEDIT_UNDOSTATECOUNT - state->redo_point)*sizeof(state->undo_rec[0]))); // now move all the redo records towards the end of the buffer; the first one is at 'redo_point'
STB_TEXTEDIT_memmove(state->undo_rec + state->redo_point+1, state->undo_rec + state->redo_point, (size_t) ((STB_TEXTEDIT_UNDOSTATECOUNT - state->redo_point)*sizeof(state->undo_rec[0])));
// now move redo_point to point to the new one
++state->redo_point; ++state->redo_point;
} }
} }
@ -1139,15 +1170,15 @@ static STB_TEXTEDIT_CHARTYPE *stb_text_createundo(StbUndoState *state, int pos,
return NULL; return NULL;
r->where = pos; r->where = pos;
r->insert_length = (short) insert_len; r->insert_length = (STB_TEXTEDIT_POSITIONTYPE) insert_len;
r->delete_length = (short) delete_len; r->delete_length = (STB_TEXTEDIT_POSITIONTYPE) delete_len;
if (insert_len == 0) { if (insert_len == 0) {
r->char_storage = -1; r->char_storage = -1;
return NULL; return NULL;
} else { } else {
r->char_storage = state->undo_char_point; r->char_storage = state->undo_char_point;
state->undo_char_point = state->undo_char_point + (short) insert_len; state->undo_char_point += insert_len;
return &state->undo_char[r->char_storage]; return &state->undo_char[r->char_storage];
} }
} }
@ -1187,16 +1218,16 @@ static void stb_text_undo(STB_TEXTEDIT_STRING *str, STB_TexteditState *state)
// there's definitely room to store the characters eventually // there's definitely room to store the characters eventually
while (s->undo_char_point + u.delete_length > s->redo_char_point) { while (s->undo_char_point + u.delete_length > s->redo_char_point) {
// there's currently not enough room, so discard a redo record
stb_textedit_discard_redo(s);
// should never happen: // should never happen:
if (s->redo_point == STB_TEXTEDIT_UNDOSTATECOUNT) if (s->redo_point == STB_TEXTEDIT_UNDOSTATECOUNT)
return; return;
// there's currently not enough room, so discard a redo record
stb_textedit_discard_redo(s);
} }
r = &s->undo_rec[s->redo_point-1]; r = &s->undo_rec[s->redo_point-1];
r->char_storage = s->redo_char_point - u.delete_length; r->char_storage = s->redo_char_point - u.delete_length;
s->redo_char_point = s->redo_char_point - (short) u.delete_length; s->redo_char_point = s->redo_char_point - u.delete_length;
// now save the characters // now save the characters
for (i=0; i < u.delete_length; ++i) for (i=0; i < u.delete_length; ++i)
@ -1318,4 +1349,61 @@ static void stb_textedit_initialize_state(STB_TexteditState *state, int is_singl
{ {
stb_textedit_clear_state(state, is_single_line); stb_textedit_clear_state(state, is_single_line);
} }
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wcast-qual"
#endif
static int stb_textedit_paste(STB_TEXTEDIT_STRING *str, STB_TexteditState *state, STB_TEXTEDIT_CHARTYPE const *ctext, int len)
{
return stb_textedit_paste_internal(str, state, (STB_TEXTEDIT_CHARTYPE *) ctext, len);
}
#if defined(__GNUC__) || defined(__clang__)
#pragma GCC diagnostic pop
#endif
#endif//STB_TEXTEDIT_IMPLEMENTATION #endif//STB_TEXTEDIT_IMPLEMENTATION
/*
------------------------------------------------------------------------------
This software is available under 2 licenses -- choose whichever you prefer.
------------------------------------------------------------------------------
ALTERNATIVE A - MIT License
Copyright (c) 2017 Sean Barrett
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
------------------------------------------------------------------------------
ALTERNATIVE B - Public Domain (www.unlicense.org)
This is free and unencumbered software released into the public domain.
Anyone is free to copy, modify, publish, use, compile, sell, or distribute this
software, either in source code form or as a compiled binary, for any purpose,
commercial or non-commercial, and by any means.
In jurisdictions that recognize copyright laws, the author or authors of this
software dedicate any and all copyright interest in the software to the public
domain. We make this dedication for the benefit of the public at large and to
the detriment of our heirs and successors. We intend this dedication to be an
overt act of relinquishment in perpetuity of all present and future rights to
this software under copyright law.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
------------------------------------------------------------------------------
*/