Internals: shuffling some sections, added index.
diff --git a/imgui_internal.h b/imgui_internal.h
index 5a1fa67..5e8d063 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h
@@ -9,15 +9,21 @@
/*
Index of this file:
-// Header mess
-// Forward declarations
-// STB libraries includes
-// Context pointer
-// Generic helpers
-// Flags, enums and data structures
-// Main imgui context
-// Tab bar, Tab item
-// Internal API
+
+// [SECTION] Header mess
+// [SECTION] Forward declarations
+// [SECTION] Context pointer
+// [SECTION] STB libraries includes
+// [SECTION] Macros
+// [SECTION] Generic helpers
+// [SECTION] ImDrawList support
+// [SECTION] Misc flags, enums and data structures
+// [SECTION] Settings support
+// [SECTION] ImGuiContext (main imgui context)
+// [SECTION] ImGuiWindowTempData, ImGuiWindow
+// [SECTION] Tab bar, Tab item
+// [SECTION] Internal API
+// [SECTION] Test Engine Hooks (imgui_test_engine)
*/
@@ -25,7 +31,7 @@
#ifndef IMGUI_DISABLE
//-----------------------------------------------------------------------------
-// Header mess
+// [SECTION] Header mess
//-----------------------------------------------------------------------------
#ifndef IMGUI_VERSION
@@ -46,8 +52,8 @@
// Clang/GCC warnings with -Weverything
#if defined(__clang__)
#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wunused-function" // for stb_textedit.h
-#pragma clang diagnostic ignored "-Wmissing-prototypes" // for stb_textedit.h
+#pragma clang diagnostic ignored "-Wunused-function" // for stb_textedit.h
+#pragma clang diagnostic ignored "-Wmissing-prototypes" // for stb_textedit.h
#pragma clang diagnostic ignored "-Wold-style-cast"
#if __has_warning("-Wzero-as-null-pointer-constant")
#pragma clang diagnostic ignored "-Wzero-as-null-pointer-constant"
@@ -57,20 +63,20 @@
#endif
#elif defined(__GNUC__)
#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas" // warning: unknown option after '#pragma GCC diagnostic' kind
-#pragma GCC diagnostic ignored "-Wclass-memaccess" // [__GNUC__ >= 8] warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no trivial copy-assignment; use assignment or value-initialization instead
+#pragma GCC diagnostic ignored "-Wpragmas" // warning: unknown option after '#pragma GCC diagnostic' kind
+#pragma GCC diagnostic ignored "-Wclass-memaccess" // [__GNUC__ >= 8] warning: 'memset/memcpy' clearing/writing an object of type 'xxxx' with no trivial copy-assignment; use assignment or value-initialization instead
#endif
// Legacy defines
-#ifdef IMGUI_DISABLE_FORMAT_STRING_FUNCTIONS // Renamed in 1.74
+#ifdef IMGUI_DISABLE_FORMAT_STRING_FUNCTIONS // Renamed in 1.74
#error Use IMGUI_DISABLE_DEFAULT_FORMAT_FUNCTIONS
#endif
-#ifdef IMGUI_DISABLE_MATH_FUNCTIONS // Renamed in 1.74
+#ifdef IMGUI_DISABLE_MATH_FUNCTIONS // Renamed in 1.74
#error Use IMGUI_DISABLE_DEFAULT_MATH_FUNCTIONS
#endif
//-----------------------------------------------------------------------------
-// Forward declarations
+// [SECTION] Forward declarations
//-----------------------------------------------------------------------------
struct ImBitVector; // Store 1-bit per value
@@ -115,8 +121,17 @@
typedef int ImGuiTextFlags; // -> enum ImGuiTextFlags_ // Flags: for TextEx()
typedef int ImGuiTooltipFlags; // -> enum ImGuiTooltipFlags_ // Flags: for BeginTooltipEx()
+//-----------------------------------------------------------------------------
+// [SECTION] Context pointer
+// See implementation of this variable in imgui.cpp for comments and details.
+//-----------------------------------------------------------------------------
+
+#ifndef GImGui
+extern IMGUI_API ImGuiContext* GImGui; // Current implicit context pointer
+#endif
+
//-------------------------------------------------------------------------
-// STB libraries includes
+// [SECTION] STB libraries includes
//-------------------------------------------------------------------------
namespace ImStb
@@ -134,15 +149,7 @@
} // namespace ImStb
//-----------------------------------------------------------------------------
-// Context pointer
-//-----------------------------------------------------------------------------
-
-#ifndef GImGui
-extern IMGUI_API ImGuiContext* GImGui; // Current implicit context pointer
-#endif
-
-//-----------------------------------------------------------------------------
-// Macros
+// [SECTION] Macros
//-----------------------------------------------------------------------------
// Debug Logging
@@ -192,32 +199,50 @@
#define IMGUI_CDECL
#endif
+// Debug Tools
+// Use 'Metrics->Tools->Item Picker' to break into the call-stack of a specific item.
+#ifndef IM_DEBUG_BREAK
+#if defined(__clang__)
+#define IM_DEBUG_BREAK() __builtin_debugtrap()
+#elif defined (_MSC_VER)
+#define IM_DEBUG_BREAK() __debugbreak()
+#else
+#define IM_DEBUG_BREAK() IM_ASSERT(0) // It is expected that you define IM_DEBUG_BREAK() into something that will break nicely in a debugger!
+#endif
+#endif // #ifndef IM_DEBUG_BREAK
+
//-----------------------------------------------------------------------------
-// Generic helpers
+// [SECTION] Generic helpers
// Note that the ImXXX helpers functions are lower-level than ImGui functions.
// ImGui functions or the ImGui context are never called/used from other ImXXX functions.
//-----------------------------------------------------------------------------
-// - Helpers: Misc
+// - Helpers: Hashing
+// - Helpers: Sorting
// - Helpers: Bit manipulation
// - Helpers: String, Formatting
// - Helpers: UTF-8 <> wchar conversions
// - Helpers: ImVec2/ImVec4 operators
// - Helpers: Maths
// - Helpers: Geometry
-// - Helpers: Bit arrays
+// - Helper: ImVec1
+// - Helper: ImVec2ih
+// - Helper: ImRect
+// - Helper: ImBitArray
// - Helper: ImBitVector
// - Helper: ImPool<>
// - Helper: ImChunkStream<>
//-----------------------------------------------------------------------------
-// Helpers: Misc
-#define ImQsort qsort
+// Helpers: Hashing
IMGUI_API ImU32 ImHashData(const void* data, size_t data_size, ImU32 seed = 0);
IMGUI_API ImU32 ImHashStr(const char* data, size_t data_size = 0, ImU32 seed = 0);
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
static inline ImU32 ImHash(const void* data, int size, ImU32 seed = 0) { return size ? ImHashData(data, (size_t)size, seed) : ImHashStr((const char*)data, 0, seed); } // [moved to ImHashStr/ImHashData in 1.68]
#endif
+// Helpers: Sorting
+#define ImQsort qsort
+
// Helpers: Color Blending
IMGUI_API ImU32 ImAlphaBlendColors(ImU32 col_a, ImU32 col_b);
@@ -286,7 +311,6 @@
static inline ImU64 ImFileRead(void*, ImU64, ImU64, ImFileHandle) { return 0; }
static inline ImU64 ImFileWrite(const void*, ImU64, ImU64, ImFileHandle) { return 0; }
#endif
-
#ifndef IMGUI_DISABLE_DEFAULT_FILE_FUNCTIONS
typedef FILE* ImFileHandle;
IMGUI_API ImFileHandle ImFileOpen(const char* filename, const char* mode);
@@ -354,7 +378,61 @@
inline float ImTriangleArea(const ImVec2& a, const ImVec2& b, const ImVec2& c) { return ImFabs((a.x * (b.y - c.y)) + (b.x * (c.y - a.y)) + (c.x * (a.y - b.y))) * 0.5f; }
IMGUI_API ImGuiDir ImGetDirQuadrantFromDelta(float dx, float dy);
-// Helpers: Bit arrays
+// Helper: ImVec1 (1D vector)
+// (this odd construct is used to facilitate the transition between 1D and 2D, and the maintenance of some branches/patches)
+struct ImVec1
+{
+ float x;
+ ImVec1() { x = 0.0f; }
+ ImVec1(float _x) { x = _x; }
+};
+
+// Helper: ImVec2ih (2D vector, half-size integer, for long-term packed storage)
+struct ImVec2ih
+{
+ short x, y;
+ ImVec2ih() { x = y = 0; }
+ ImVec2ih(short _x, short _y) { x = _x; y = _y; }
+ explicit ImVec2ih(const ImVec2& rhs) { x = (short)rhs.x; y = (short)rhs.y; }
+};
+
+// Helper: ImRect (2D axis aligned bounding-box)
+// NB: we can't rely on ImVec2 math operators being available here!
+struct IMGUI_API ImRect
+{
+ ImVec2 Min; // Upper-left
+ ImVec2 Max; // Lower-right
+
+ ImRect() : Min(0.0f, 0.0f), Max(0.0f, 0.0f) {}
+ ImRect(const ImVec2& min, const ImVec2& max) : Min(min), Max(max) {}
+ ImRect(const ImVec4& v) : Min(v.x, v.y), Max(v.z, v.w) {}
+ ImRect(float x1, float y1, float x2, float y2) : Min(x1, y1), Max(x2, y2) {}
+
+ ImVec2 GetCenter() const { return ImVec2((Min.x + Max.x) * 0.5f, (Min.y + Max.y) * 0.5f); }
+ ImVec2 GetSize() const { return ImVec2(Max.x - Min.x, Max.y - Min.y); }
+ float GetWidth() const { return Max.x - Min.x; }
+ float GetHeight() const { return Max.y - Min.y; }
+ ImVec2 GetTL() const { return Min; } // Top-left
+ ImVec2 GetTR() const { return ImVec2(Max.x, Min.y); } // Top-right
+ ImVec2 GetBL() const { return ImVec2(Min.x, Max.y); } // Bottom-left
+ ImVec2 GetBR() const { return Max; } // Bottom-right
+ bool Contains(const ImVec2& p) const { return p.x >= Min.x && p.y >= Min.y && p.x < Max.x && p.y < Max.y; }
+ bool Contains(const ImRect& r) const { return r.Min.x >= Min.x && r.Min.y >= Min.y && r.Max.x <= Max.x && r.Max.y <= Max.y; }
+ bool Overlaps(const ImRect& r) const { return r.Min.y < Max.y && r.Max.y > Min.y && r.Min.x < Max.x && r.Max.x > Min.x; }
+ void Add(const ImVec2& p) { if (Min.x > p.x) Min.x = p.x; if (Min.y > p.y) Min.y = p.y; if (Max.x < p.x) Max.x = p.x; if (Max.y < p.y) Max.y = p.y; }
+ void Add(const ImRect& r) { if (Min.x > r.Min.x) Min.x = r.Min.x; if (Min.y > r.Min.y) Min.y = r.Min.y; if (Max.x < r.Max.x) Max.x = r.Max.x; if (Max.y < r.Max.y) Max.y = r.Max.y; }
+ 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 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 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 = IM_FLOOR(Min.x); Min.y = IM_FLOOR(Min.y); Max.x = IM_FLOOR(Max.x); Max.y = IM_FLOOR(Max.y); }
+ bool IsInverted() const { return Min.x > Max.x || Min.y > Max.y; }
+};
+
+// Helper: ImBitArray
inline bool ImBitArrayTestBit(const ImU32* arr, int n) { ImU32 mask = (ImU32)1 << (n & 31); return (arr[n >> 5] & mask) != 0; }
inline void ImBitArrayClearBit(ImU32* arr, int n) { ImU32 mask = (ImU32)1 << (n & 31); arr[n >> 5] &= ~mask; }
inline void ImBitArraySetBit(ImU32* arr, int n) { ImU32 mask = (ImU32)1 << (n & 31); arr[n >> 5] |= mask; }
@@ -431,7 +509,50 @@
};
//-----------------------------------------------------------------------------
-// Flags, enums and data structures
+// [SECTION] ImDrawList support
+//-----------------------------------------------------------------------------
+
+// ImDrawList: Helper function to calculate a circle's segment count given its radius and a "maximum error" value.
+#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN 12
+#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX 512
+#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(_RAD,_MAXERROR) ImClamp((int)((IM_PI * 2.0f) / ImAcos(((_RAD) - (_MAXERROR)) / (_RAD))), IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX)
+
+// ImDrawList: You may set this to higher values (e.g. 2 or 3) to increase tessellation of fast rounded corners path.
+#ifndef IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER
+#define IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER 1
+#endif
+
+// Data shared between all ImDrawList instances
+// You may want to create your own instance of this if you want to use ImDrawList completely without ImGui. In that case, watch out for future changes to this structure.
+struct IMGUI_API ImDrawListSharedData
+{
+ ImVec2 TexUvWhitePixel; // UV of white pixel in the atlas
+ ImFont* Font; // Current/default font (optional, for simplified AddText overload)
+ float FontSize; // Current/default font size (optional, for simplified AddText overload)
+ float CurveTessellationTol; // Tessellation tolerance when using PathBezierCurveTo()
+ float CircleSegmentMaxError; // Number of circle segments to use per pixel of radius for AddCircle() etc
+ ImVec4 ClipRectFullscreen; // Value for PushClipRectFullscreen()
+ ImDrawListFlags InitialFlags; // Initial flags at the beginning of the frame (it is possible to alter flags on a per-drawlist basis afterwards)
+
+ // [Internal] Lookup tables
+ ImVec2 ArcFastVtx[12 * IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER]; // FIXME: Bake rounded corners fill/borders in atlas
+ ImU8 CircleSegmentCounts[64]; // Precomputed segment count for given radius (array index + 1) before we calculate it dynamically (to avoid calculation overhead)
+
+ ImDrawListSharedData();
+ void SetCircleSegmentMaxError(float max_error);
+};
+
+struct ImDrawDataBuilder
+{
+ ImVector<ImDrawList*> Layers[2]; // Global layers for: regular, tooltip
+
+ void Clear() { for (int n = 0; n < IM_ARRAYSIZE(Layers); n++) Layers[n].resize(0); }
+ void ClearFreeMemory() { for (int n = 0; n < IM_ARRAYSIZE(Layers); n++) Layers[n].clear(); }
+ IMGUI_API void FlattenIntoSingleLayer();
+};
+
+//-----------------------------------------------------------------------------
+// [SECTION] Misc flags, enums and data structures
//-----------------------------------------------------------------------------
enum ImGuiButtonFlags_
@@ -662,59 +783,6 @@
ImGuiPopupPositionPolicy_ComboBox
};
-// 1D vector (this odd construct is used to facilitate the transition between 1D and 2D, and the maintenance of some branches/patches)
-struct ImVec1
-{
- float x;
- ImVec1() { x = 0.0f; }
- ImVec1(float _x) { x = _x; }
-};
-
-// 2D vector (half-size integer)
-struct ImVec2ih
-{
- short x, y;
- ImVec2ih() { x = y = 0; }
- ImVec2ih(short _x, short _y) { x = _x; y = _y; }
- explicit ImVec2ih(const ImVec2& rhs) { x = (short)rhs.x; y = (short)rhs.y; }
-};
-
-// 2D axis aligned bounding-box
-// NB: we can't rely on ImVec2 math operators being available here
-struct IMGUI_API ImRect
-{
- ImVec2 Min; // Upper-left
- ImVec2 Max; // Lower-right
-
- ImRect() : Min(0.0f, 0.0f), Max(0.0f, 0.0f) {}
- ImRect(const ImVec2& min, const ImVec2& max) : Min(min), Max(max) {}
- ImRect(const ImVec4& v) : Min(v.x, v.y), Max(v.z, v.w) {}
- ImRect(float x1, float y1, float x2, float y2) : Min(x1, y1), Max(x2, y2) {}
-
- ImVec2 GetCenter() const { return ImVec2((Min.x + Max.x) * 0.5f, (Min.y + Max.y) * 0.5f); }
- ImVec2 GetSize() const { return ImVec2(Max.x - Min.x, Max.y - Min.y); }
- float GetWidth() const { return Max.x - Min.x; }
- float GetHeight() const { return Max.y - Min.y; }
- ImVec2 GetTL() const { return Min; } // Top-left
- ImVec2 GetTR() const { return ImVec2(Max.x, Min.y); } // Top-right
- ImVec2 GetBL() const { return ImVec2(Min.x, Max.y); } // Bottom-left
- ImVec2 GetBR() const { return Max; } // Bottom-right
- bool Contains(const ImVec2& p) const { return p.x >= Min.x && p.y >= Min.y && p.x < Max.x && p.y < Max.y; }
- bool Contains(const ImRect& r) const { return r.Min.x >= Min.x && r.Min.y >= Min.y && r.Max.x <= Max.x && r.Max.y <= Max.y; }
- bool Overlaps(const ImRect& r) const { return r.Min.y < Max.y && r.Max.y > Min.y && r.Min.x < Max.x && r.Max.x > Min.x; }
- void Add(const ImVec2& p) { if (Min.x > p.x) Min.x = p.x; if (Min.y > p.y) Min.y = p.y; if (Max.x < p.x) Max.x = p.x; if (Max.y < p.y) Max.y = p.y; }
- void Add(const ImRect& r) { if (Min.x > r.Min.x) Min.x = r.Min.x; if (Min.y > r.Min.y) Min.y = r.Min.y; if (Max.x < r.Max.x) Max.x = r.Max.x; if (Max.y < r.Max.y) Max.y = r.Max.y; }
- 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 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 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 = IM_FLOOR(Min.x); Min.y = IM_FLOOR(Min.y); Max.x = IM_FLOOR(Max.x); Max.y = IM_FLOOR(Max.y); }
- bool IsInverted() const { return Min.x > Max.x || Min.y > Max.y; }
-};
-
struct ImGuiDataTypeTempStorage
{
ImU8 Data[8]; // Can fit any data up to ImGuiDataType_COUNT
@@ -815,35 +883,6 @@
void SelectAll() { Stb.select_start = 0; Stb.cursor = Stb.select_end = CurLenW; Stb.has_preferred_x = 0; }
};
-// Windows data saved in imgui.ini file
-// Because we never destroy or rename ImGuiWindowSettings, we can store the names in a separate buffer easily.
-// (this is designed to be stored in a ImChunkStream buffer, with the variable-length Name following our structure)
-struct ImGuiWindowSettings
-{
- ImGuiID ID;
- ImVec2ih Pos;
- ImVec2ih Size;
- bool Collapsed;
- bool WantApply; // Set when loaded from .ini data (to enable merging/loading .ini data into an already running context)
-
- ImGuiWindowSettings() { ID = 0; Pos = Size = ImVec2ih(0, 0); Collapsed = WantApply = false; }
- char* GetName() { return (char*)(this + 1); }
-};
-
-struct ImGuiSettingsHandler
-{
- const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
- ImGuiID TypeHash; // == ImHashStr(TypeName)
- void (*ClearAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Clear all settings data
- void (*ApplyAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Read: Called after reading (in registration order)
- 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 (*WriteAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* out_buf); // Write: Output every entries into 'out_buf'
- void* UserData;
-
- ImGuiSettingsHandler() { memset(this, 0, sizeof(*this)); }
-};
-
// Storage for current popup stack
struct ImGuiPopupData
{
@@ -902,45 +941,6 @@
}
};
-// ImDrawList: Helper function to calculate a circle's segment count given its radius and a "maximum error" value.
-#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN 12
-#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX 512
-#define IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_CALC(_RAD,_MAXERROR) ImClamp((int)((IM_PI * 2.0f) / ImAcos(((_RAD) - (_MAXERROR)) / (_RAD))), IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MIN, IM_DRAWLIST_CIRCLE_AUTO_SEGMENT_MAX)
-
-// ImDrawList: You may set this to higher values (e.g. 2 or 3) to increase tessellation of fast rounded corners path.
-#ifndef IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER
-#define IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER 1
-#endif
-
-// Data shared between all ImDrawList instances
-// You may want to create your own instance of this if you want to use ImDrawList completely without ImGui. In that case, watch out for future changes to this structure.
-struct IMGUI_API ImDrawListSharedData
-{
- ImVec2 TexUvWhitePixel; // UV of white pixel in the atlas
- ImFont* Font; // Current/default font (optional, for simplified AddText overload)
- float FontSize; // Current/default font size (optional, for simplified AddText overload)
- float CurveTessellationTol; // Tessellation tolerance when using PathBezierCurveTo()
- float CircleSegmentMaxError; // Number of circle segments to use per pixel of radius for AddCircle() etc
- ImVec4 ClipRectFullscreen; // Value for PushClipRectFullscreen()
- ImDrawListFlags InitialFlags; // Initial flags at the beginning of the frame (it is possible to alter flags on a per-drawlist basis afterwards)
-
- // [Internal] Lookup tables
- ImVec2 ArcFastVtx[12 * IM_DRAWLIST_ARCFAST_TESSELLATION_MULTIPLIER]; // FIXME: Bake rounded corners fill/borders in atlas
- ImU8 CircleSegmentCounts[64]; // Precomputed segment count for given radius (array index + 1) before we calculate it dynamically (to avoid calculation overhead)
-
- ImDrawListSharedData();
- void SetCircleSegmentMaxError(float max_error);
-};
-
-struct ImDrawDataBuilder
-{
- ImVector<ImDrawList*> Layers[2]; // Global layers for: regular, tooltip
-
- void Clear() { for (int n = 0; n < IM_ARRAYSIZE(Layers); n++) Layers[n].resize(0); }
- void ClearFreeMemory() { for (int n = 0; n < IM_ARRAYSIZE(Layers); n++) Layers[n].clear(); }
- IMGUI_API void FlattenIntoSingleLayer();
-};
-
struct ImGuiNavMoveResult
{
ImGuiWindow* Window; // Best candidate window
@@ -1010,27 +1010,56 @@
inline void ClearFlags() { Flags = ImGuiNextItemDataFlags_None; } // Also cleared manually by ItemAdd()!
};
-//-----------------------------------------------------------------------------
-// Tab bar, Tab item
-//-----------------------------------------------------------------------------
-
struct ImGuiShrinkWidthItem
{
- int Index;
- float Width;
+ int Index;
+ float Width;
};
struct ImGuiPtrOrIndex
{
- void* Ptr; // Either field can be set, not both. e.g. Dock node tab bars are loose while BeginTabBar() ones are in a pool.
- int Index; // Usually index in a main pool.
+ void* Ptr; // Either field can be set, not both. e.g. Dock node tab bars are loose while BeginTabBar() ones are in a pool.
+ int Index; // Usually index in a main pool.
- ImGuiPtrOrIndex(void* ptr) { Ptr = ptr; Index = -1; }
- ImGuiPtrOrIndex(int index) { Ptr = NULL; Index = index; }
+ ImGuiPtrOrIndex(void* ptr) { Ptr = ptr; Index = -1; }
+ ImGuiPtrOrIndex(int index) { Ptr = NULL; Index = index; }
};
//-----------------------------------------------------------------------------
-// Main Dear ImGui context
+// [SECTION] Settings support
+//-----------------------------------------------------------------------------
+
+// Windows data saved in imgui.ini file
+// Because we never destroy or rename ImGuiWindowSettings, we can store the names in a separate buffer easily.
+// (this is designed to be stored in a ImChunkStream buffer, with the variable-length Name following our structure)
+struct ImGuiWindowSettings
+{
+ ImGuiID ID;
+ ImVec2ih Pos;
+ ImVec2ih Size;
+ bool Collapsed;
+ bool WantApply; // Set when loaded from .ini data (to enable merging/loading .ini data into an already running context)
+
+ ImGuiWindowSettings() { ID = 0; Pos = Size = ImVec2ih(0, 0); Collapsed = WantApply = false; }
+ char* GetName() { return (char*)(this + 1); }
+};
+
+struct ImGuiSettingsHandler
+{
+ const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
+ ImGuiID TypeHash; // == ImHashStr(TypeName)
+ void (*ClearAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Clear all settings data
+ void (*ApplyAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Read: Called after reading (in registration order)
+ 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 (*WriteAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* out_buf); // Write: Output every entries into 'out_buf'
+ void* UserData;
+
+ ImGuiSettingsHandler() { memset(this, 0, sizeof(*this)); }
+};
+
+//-----------------------------------------------------------------------------
+// [SECTION] ImGuiContext (main imgui context)
//-----------------------------------------------------------------------------
struct ImGuiContext
@@ -1386,7 +1415,7 @@
};
//-----------------------------------------------------------------------------
-// ImGuiWindow
+// [SECTION] ImGuiWindowTempData, ImGuiWindow
//-----------------------------------------------------------------------------
// Transient per-window data, reset at the beginning of the frame. This used to be called ImGuiDrawContext, hence the DC variable name in ImGuiWindow.
@@ -1580,12 +1609,12 @@
ImGuiID GetIDFromRectangle(const ImRect& r_abs);
// We don't use g.FontSize because the window may be != g.CurrentWidow.
- ImRect Rect() const { return ImRect(Pos.x, Pos.y, Pos.x+Size.x, Pos.y+Size.y); }
- float CalcFontSize() const { ImGuiContext& g = *GImGui; float scale = g.FontBaseSize * FontWindowScale; if (ParentWindow) scale *= ParentWindow->FontWindowScale; return scale; }
- float TitleBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_NoTitleBar) ? 0.0f : CalcFontSize() + g.Style.FramePadding.y * 2.0f; }
- ImRect TitleBarRect() const { return ImRect(Pos, ImVec2(Pos.x + SizeFull.x, Pos.y + TitleBarHeight())); }
- float MenuBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_MenuBar) ? DC.MenuBarOffset.y + CalcFontSize() + g.Style.FramePadding.y * 2.0f : 0.0f; }
- ImRect MenuBarRect() const { float y1 = Pos.y + TitleBarHeight(); return ImRect(Pos.x, y1, Pos.x + SizeFull.x, y1 + MenuBarHeight()); }
+ ImRect Rect() const { return ImRect(Pos.x, Pos.y, Pos.x+Size.x, Pos.y+Size.y); }
+ float CalcFontSize() const { ImGuiContext& g = *GImGui; float scale = g.FontBaseSize * FontWindowScale; if (ParentWindow) scale *= ParentWindow->FontWindowScale; return scale; }
+ float TitleBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_NoTitleBar) ? 0.0f : CalcFontSize() + g.Style.FramePadding.y * 2.0f; }
+ ImRect TitleBarRect() const { return ImRect(Pos, ImVec2(Pos.x + SizeFull.x, Pos.y + TitleBarHeight())); }
+ float MenuBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_MenuBar) ? DC.MenuBarOffset.y + CalcFontSize() + g.Style.FramePadding.y * 2.0f : 0.0f; }
+ 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.
@@ -1602,7 +1631,7 @@
};
//-----------------------------------------------------------------------------
-// Tab bar, tab item
+// [SECTION] Tab bar, Tab item
//-----------------------------------------------------------------------------
// Extend ImGuiTabBarFlags_
@@ -1672,8 +1701,8 @@
};
//-----------------------------------------------------------------------------
-// Internal API
-// No guarantee of forward compatibility here.
+// [SECTION] Internal API
+// No guarantee of forward compatibility here!
//-----------------------------------------------------------------------------
namespace ImGui
@@ -1944,19 +1973,10 @@
IMGUI_API void ImFontAtlasBuildMultiplyCalcLookupTable(unsigned char out_table[256], float in_multiply_factor);
IMGUI_API void ImFontAtlasBuildMultiplyRectAlpha8(const unsigned char table[256], unsigned char* pixels, int x, int y, int w, int h, int stride);
-// Debug Tools
-// Use 'Metrics->Tools->Item Picker' to break into the call-stack of a specific item.
-#ifndef IM_DEBUG_BREAK
-#if defined(__clang__)
-#define IM_DEBUG_BREAK() __builtin_debugtrap()
-#elif defined (_MSC_VER)
-#define IM_DEBUG_BREAK() __debugbreak()
-#else
-#define IM_DEBUG_BREAK() IM_ASSERT(0) // It is expected that you define IM_DEBUG_BREAK() into something that will break nicely in a debugger!
-#endif
-#endif // #ifndef IM_DEBUG_BREAK
+//-----------------------------------------------------------------------------
+// [SECTION] Test Engine Hooks (imgui_test_engine)
+//-----------------------------------------------------------------------------
-// Test Engine Hooks (imgui_tests)
//#define IMGUI_ENABLE_TEST_ENGINE
#ifdef IMGUI_ENABLE_TEST_ENGINE
extern void ImGuiTestEngineHook_PreNewFrame(ImGuiContext* ctx);