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omar 2018-03-13 16:20:02 +01:00
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1
.github/CONTRIBUTING.md vendored
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@ -25,4 +25,5 @@ If you have been using dear imgui for a while and/or have been using C/C++ for s
## How to create an Pull Request
- If you are adding a feature, please explain the context of the change: what do you need the feature for?
- Try to attach screenshots to clarify the context and demonstrate the feature at a glance.
- Make sure you create a branch for the pull request. In Git, 1 PR is associated to 1 branch. If you keep pushing to the same branch after you submitted the PR, your new commits will appear in the PR.

2
.github/issue_template.md vendored
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@ -9,4 +9,4 @@ ImGui::ThisIsMoreCode();
```
For multiline snippets.
(Clear this form before submitting your issue)
(Clear this form before submitting your issue. Please read the CONTRIBUTING.md file!)

1
.github/pull_request_template.md vendored
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@ -1,4 +1,5 @@
- If you are adding a feature, please explain the context of the change: what do you need the feature for?
- Try to attach screenshots to clarify the context and demonstrate the feature at a glance.
- Make sure you create a branch for the pull request. In Git, 1 PR is associated to 1 branch. If you keep pushing to the same branch after you submitted the PR, your new commits will appear in the PR.
- You can read [CONTRIBUTING.md](https://github.com/ocornut/imgui/blob/master/.github/CONTRIBUTING.md) for more details.

51
imgui.h
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@ -113,16 +113,12 @@ typedef unsigned __int64 ImU64; // 64-bit unsigned integer
typedef unsigned long long ImU64; // 64-bit unsigned integer
#endif
// Others helpers at bottom of the file:
// class ImVector<> // Lightweight std::vector like class.
// IMGUI_ONCE_UPON_A_FRAME // Execute a block of code once per frame only (convenient for creating UI within deep-nested code that runs multiple times)
struct ImVec2
{
float x, y;
ImVec2() { x = y = 0.0f; }
ImVec2(float _x, float _y) { x = _x; y = _y; }
float operator[] (size_t idx) const { IM_ASSERT(idx == 0 || idx == 1); return (&x)[idx]; } // We very rarely use this [] operator, thus an assert is fine.
float operator[] (size_t idx) const { IM_ASSERT(idx <= 1); return (&x)[idx]; } // We very rarely use this [] operator, thus an assert is fine.
#ifdef IM_VEC2_CLASS_EXTRA // Define constructor and implicit cast operators in imconfig.h to convert back<>forth from your math types and ImVec2.
IM_VEC2_CLASS_EXTRA
#endif
@ -692,10 +688,10 @@ enum ImGuiDragDropFlags_
};
// Standard Drag and Drop payload types. You can define you own payload types using 12-characters long strings. Types starting with '_' are defined by Dear ImGui.
#define IMGUI_PAYLOAD_TYPE_COLOR_3F "_COL3F" // float[3] // Standard type for colors, without alpha. User code may use this type.
#define IMGUI_PAYLOAD_TYPE_COLOR_4F "_COL4F" // float[4] // Standard type for colors. User code may use this type.
#define IMGUI_PAYLOAD_TYPE_COLOR_3F "_COL3F" // float[3]: Standard type for colors, without alpha. User code may use this type.
#define IMGUI_PAYLOAD_TYPE_COLOR_4F "_COL4F" // float[4]: Standard type for colors. User code may use this type.
// A direction
// A cardinal direction
enum ImGuiDir_
{
ImGuiDir_None = -1,
@ -840,15 +836,13 @@ enum ImGuiCol_
ImGuiCol_DragDropTarget,
ImGuiCol_NavHighlight, // gamepad/keyboard: current highlighted item
ImGuiCol_NavWindowingHighlight, // gamepad/keyboard: when holding NavMenu to focus/move/resize windows
ImGuiCol_COUNT
// Obsolete names (will be removed)
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
ImGuiCol_CloseButton, ImGuiCol_CloseButtonActive, ImGuiCol_CloseButtonHovered, // [unused since 1.60+] the close button now uses regular button colors.
ImGuiCol_ComboBg, // [unused since 1.53+] ComboBg has been merged with PopupBg, so a redirect isn't accurate.
ImGuiCol_COUNT,
ImGuiCol_ChildWindowBg = ImGuiCol_ChildBg, ImGuiCol_Column = ImGuiCol_Separator, ImGuiCol_ColumnHovered = ImGuiCol_SeparatorHovered, ImGuiCol_ColumnActive = ImGuiCol_SeparatorActive
#else
ImGuiCol_COUNT
, ImGuiCol_ChildWindowBg = ImGuiCol_ChildBg, ImGuiCol_Column = ImGuiCol_Separator, ImGuiCol_ColumnHovered = ImGuiCol_SeparatorHovered, ImGuiCol_ColumnActive = ImGuiCol_SeparatorActive
//ImGuiCol_CloseButton, ImGuiCol_CloseButtonActive, ImGuiCol_CloseButtonHovered, // [unused since 1.60+] the close button now uses regular button colors.
//ImGuiCol_ComboBg, // [unused since 1.53+] ComboBg has been merged with PopupBg, so a redirect isn't accurate.
#endif
};
@ -898,6 +892,7 @@ enum ImGuiColorEditFlags_
ImGuiColorEditFlags_NoTooltip = 1 << 6, // // ColorEdit, ColorPicker, ColorButton: disable tooltip when hovering the preview.
ImGuiColorEditFlags_NoLabel = 1 << 7, // // ColorEdit, ColorPicker: disable display of inline text label (the label is still forwarded to the tooltip and picker).
ImGuiColorEditFlags_NoSidePreview = 1 << 8, // // ColorPicker: disable bigger color preview on right side of the picker, use small colored square preview instead.
// User Options (right-click on widget to change some of them). You can set application defaults using SetColorEditOptions(). The idea is that you probably don't want to override them in most of your calls, let the user choose and/or call SetColorEditOptions() during startup.
ImGuiColorEditFlags_AlphaBar = 1 << 9, // // ColorEdit, ColorPicker: show vertical alpha bar/gradient in picker.
ImGuiColorEditFlags_AlphaPreview = 1 << 10, // // ColorEdit, ColorPicker, ColorButton: display preview as a transparent color over a checkerboard, instead of opaque.
@ -910,7 +905,8 @@ enum ImGuiColorEditFlags_
ImGuiColorEditFlags_Float = 1 << 17, // [DataType] // ColorEdit, ColorPicker, ColorButton: _display_ values formatted as 0.0f..1.0f floats instead of 0..255 integers. No round-trip of value via integers.
ImGuiColorEditFlags_PickerHueBar = 1 << 18, // [PickerMode] // ColorPicker: bar for Hue, rectangle for Sat/Value.
ImGuiColorEditFlags_PickerHueWheel = 1 << 19, // [PickerMode] // ColorPicker: wheel for Hue, triangle for Sat/Value.
// Internals/Masks
// [Internal] Masks
ImGuiColorEditFlags__InputsMask = ImGuiColorEditFlags_RGB|ImGuiColorEditFlags_HSV|ImGuiColorEditFlags_HEX,
ImGuiColorEditFlags__DataTypeMask = ImGuiColorEditFlags_Uint8|ImGuiColorEditFlags_Float,
ImGuiColorEditFlags__PickerMask = ImGuiColorEditFlags_PickerHueWheel|ImGuiColorEditFlags_PickerHueBar,
@ -1180,7 +1176,7 @@ namespace ImGui
// Helpers
//-----------------------------------------------------------------------------
// Lightweight std::vector<> like class to avoid dragging dependencies (also: windows implementation of STL with debug enabled is absurdly slow, so let's bypass it so our code runs fast in debug).
// Lightweight std::vector<> like class to avoid dragging dependencies (also: Windows implementation of STL with debug enabled is absurdly slow, so let's bypass it so our code runs fast in debug).
// Our implementation does NOT call C++ constructors/destructors. This is intentional and we do not require it. Do not use this class as a straight std::vector replacement in your code!
template<typename T>
class ImVector
@ -1200,7 +1196,6 @@ public:
inline bool empty() const { return Size == 0; }
inline int size() const { return Size; }
inline int capacity() const { return Capacity; }
inline value_type& operator[](int i) { IM_ASSERT(i < Size); return Data[i]; }
inline const value_type& operator[](int i) const { IM_ASSERT(i < Size); return Data[i]; }
@ -1216,7 +1211,6 @@ public:
inline void swap(ImVector<T>& rhs) { int rhs_size = rhs.Size; rhs.Size = Size; Size = rhs_size; int rhs_cap = rhs.Capacity; rhs.Capacity = Capacity; Capacity = rhs_cap; value_type* rhs_data = rhs.Data; rhs.Data = Data; Data = rhs_data; }
inline int _grow_capacity(int sz) const { int new_capacity = Capacity ? (Capacity + Capacity/2) : 8; return new_capacity > sz ? new_capacity : sz; }
inline void resize(int new_size) { if (new_size > Capacity) reserve(_grow_capacity(new_size)); Size = new_size; }
inline void resize(int new_size, const T& v) { if (new_size > Capacity) reserve(_grow_capacity(new_size)); if (new_size > Size) for (int n = Size; n < new_size; n++) Data[n] = v; Size = new_size; }
inline void reserve(int new_capacity)
@ -1235,17 +1229,23 @@ public:
inline void push_back(const value_type& v) { if (Size == Capacity) reserve(_grow_capacity(Size + 1)); Data[Size++] = v; }
inline void pop_back() { IM_ASSERT(Size > 0); Size--; }
inline void push_front(const value_type& v) { if (Size == 0) push_back(v); else insert(Data, v); }
inline iterator erase(const_iterator it) { IM_ASSERT(it >= Data && it < Data+Size); const ptrdiff_t off = it - Data; memmove(Data + off, Data + off + 1, ((size_t)Size - (size_t)off - 1) * sizeof(value_type)); Size--; return Data + off; }
inline iterator insert(const_iterator it, const value_type& v) { IM_ASSERT(it >= Data && it <= Data+Size); const ptrdiff_t off = it - Data; if (Size == Capacity) reserve(_grow_capacity(Size + 1)); if (off < (int)Size) memmove(Data + off + 1, Data + off, ((size_t)Size - (size_t)off) * sizeof(value_type)); Data[off] = v; Size++; return Data + off; }
inline bool contains(const value_type& v) const { const T* data = Data; const T* data_end = Data + Size; while (data < data_end) if (*data++ == v) return true; return false; }
};
// Helper: IM_NEW(), IM_PLACEMENT_NEW(), IM_DELETE() macros to call MemAlloc + Placement New, Placement Delete + MemFree
// We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax.
// Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions.
struct ImNewDummy {};
inline void* operator new(size_t, ImNewDummy, void* ptr) { return ptr; }
inline void operator delete(void*, ImNewDummy, void*) {} // This is only required so we can use the symetrical new()
#define IM_PLACEMENT_NEW(_PTR) new(ImNewDummy(), _PTR)
#define IM_NEW(_TYPE) new(ImNewDummy(), ImGui::MemAlloc(sizeof(_TYPE))) _TYPE
template<typename T> void IM_DELETE(T*& p) { if (p) { p->~T(); ImGui::MemFree(p); p = NULL; } }
// Helper: execute a block of code at maximum once a frame. Convenient if you want to quickly create an UI within deep-nested code that runs multiple times every frame.
// Usage:
// static ImGuiOnceUponAFrame oaf;
// if (oaf)
// ImGui::Text("This will be called only once per frame");
// Usage: static ImGuiOnceUponAFrame oaf; if (oaf) ImGui::Text("This will be called only once per frame");
struct ImGuiOnceUponAFrame
{
ImGuiOnceUponAFrame() { RefFrame = -1; }
@ -1675,7 +1675,8 @@ struct ImFontConfig
bool FontDataOwnedByAtlas; // true // TTF/OTF data ownership taken by the container ImFontAtlas (will delete memory itself).
int FontNo; // 0 // Index of font within TTF/OTF file
float SizePixels; // // Size in pixels for rasterizer.
int OversampleH, OversampleV; // 3, 1 // Rasterize at higher quality for sub-pixel positioning. We don't use sub-pixel positions on the Y axis.
int OversampleH; // 3 // Rasterize at higher quality for sub-pixel positioning. We don't use sub-pixel positions on the Y axis.
int OversampleV; // 1 // Rasterize at higher quality for sub-pixel positioning. We don't use sub-pixel positions on the Y axis.
bool PixelSnapH; // false // Align every glyph to pixel boundary. Useful e.g. if you are merging a non-pixel aligned font with the default font. If enabled, you can set OversampleH/V to 1.
ImVec2 GlyphExtraSpacing; // 0, 0 // Extra spacing (in pixels) between glyphs. Only X axis is supported for now.
ImVec2 GlyphOffset; // 0, 0 // Offset all glyphs from this font input.
@ -1786,7 +1787,7 @@ struct ImFontAtlas
IMGUI_API int AddCustomRectFontGlyph(ImFont* font, ImWchar id, int width, int height, float advance_x, const ImVec2& offset = ImVec2(0,0)); // Id needs to be < 0x10000 to register a rectangle to map into a specific font.
const CustomRect* GetCustomRectByIndex(int index) const { if (index < 0) return NULL; return &CustomRects[index]; }
// Internals
// [Internal]
IMGUI_API void CalcCustomRectUV(const CustomRect* rect, ImVec2* out_uv_min, ImVec2* out_uv_max);
IMGUI_API bool GetMouseCursorTexData(ImGuiMouseCursor cursor, ImVec2* out_offset, ImVec2* out_size, ImVec2 out_uv_border[2], ImVec2 out_uv_fill[2]);

9
imgui_internal.h
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@ -167,15 +167,6 @@ static inline ImVec2 ImRotate(const ImVec2& v, float cos_a, float sin_a)
static inline float ImLinearSweep(float current, float target, float speed) { if (current < target) return ImMin(current + speed, target); if (current > target) return ImMax(current - speed, target); return current; }
static inline ImVec2 ImMul(const ImVec2& lhs, const ImVec2& rhs) { return ImVec2(lhs.x * rhs.x, lhs.y * rhs.y); }
// We call C++ constructor on own allocated memory via the placement "new(ptr) Type()" syntax.
// Defining a custom placement new() with a dummy parameter allows us to bypass including <new> which on some platforms complains when user has disabled exceptions.
struct ImNewPlacementDummy {};
inline void* operator new(size_t, ImNewPlacementDummy, void* ptr) { return ptr; }
inline void operator delete(void*, ImNewPlacementDummy, void*) {} // This is only required so we can use the symetrical new()
#define IM_PLACEMENT_NEW(_PTR) new(ImNewPlacementDummy(), _PTR)
#define IM_NEW(_TYPE) new(ImNewPlacementDummy(), ImGui::MemAlloc(sizeof(_TYPE))) _TYPE
template <typename T> void IM_DELETE(T*& p) { if (p) { p->~T(); ImGui::MemFree(p); p = NULL; } }
//-----------------------------------------------------------------------------
// Types
//-----------------------------------------------------------------------------