Merge branch 'master' into docking. Remove Platform_SetImeInputPos. Remove backend-side IME implementation. Rrevert removal of MouseDragMaxDistanceAbs in 206b9ea. (#2589, #3113)

# Conflicts:
#	backends/imgui_impl_glfw.cpp
#	backends/imgui_impl_sdl.cpp
#	backends/imgui_impl_win32.cpp
#	imgui.cpp
#	imgui.h
#	imgui_internal.h
#	imgui_widgets.cpp
This commit is contained in:
ocornut
2022-01-05 14:28:20 +01:00
10 changed files with 471 additions and 428 deletions

166
imgui.h
View File

@ -35,7 +35,7 @@ Index of this file:
// [SECTION] Drawing API (ImDrawCallback, ImDrawCmd, ImDrawIdx, ImDrawVert, ImDrawChannel, ImDrawListSplitter, ImDrawFlags, ImDrawListFlags, ImDrawList, ImDrawData)
// [SECTION] Font API (ImFontConfig, ImFontGlyph, ImFontGlyphRangesBuilder, ImFontAtlasFlags, ImFontAtlas, ImFont)
// [SECTION] Viewports (ImGuiViewportFlags, ImGuiViewport)
// [SECTION] Platform interface for multi-viewport support (ImGuiPlatformIO, ImGuiPlatformMonitor)
// [SECTION] Platform Dependent Interfaces (ImGuiPlatformIO, ImGuiPlatformMonitor, ImGuiPlatformImeData)
// [SECTION] Obsolete functions and types
*/
@ -65,7 +65,7 @@ Index of this file:
// Version
// (Integer encoded as XYYZZ for use in #if preprocessor conditionals. Work in progress versions typically starts at XYY99 then bounce up to XYY00, XYY01 etc. when release tagging happens)
#define IMGUI_VERSION "1.87 WIP"
#define IMGUI_VERSION_NUM 18602
#define IMGUI_VERSION_NUM 18603
#define IMGUI_CHECKVERSION() ImGui::DebugCheckVersionAndDataLayout(IMGUI_VERSION, sizeof(ImGuiIO), sizeof(ImGuiStyle), sizeof(ImVec2), sizeof(ImVec4), sizeof(ImDrawVert), sizeof(ImDrawIdx))
#define IMGUI_HAS_TABLE
#define IMGUI_HAS_VIEWPORT // Viewport WIP branch
@ -159,6 +159,7 @@ struct ImGuiOnceUponAFrame; // Helper for running a block of code not mo
struct ImGuiPayload; // User data payload for drag and drop operations
struct ImGuiPlatformIO; // Multi-viewport support: interface for Platform/Renderer backends + viewports to render
struct ImGuiPlatformMonitor; // Multi-viewport support: user-provided bounds for each connected monitor/display. Used when positioning popups and tooltips to avoid them straddling monitors
struct ImGuiPlatformImeData; // Platform IME data for io.SetPlatformImeDataFn() function.
struct ImGuiSizeCallbackData; // Callback data when using SetNextWindowSizeConstraints() (rare/advanced use)
struct ImGuiStorage; // Helper for key->value storage
struct ImGuiStyle; // Runtime data for styling/colors
@ -534,7 +535,8 @@ namespace ImGui
// Widgets: Drag Sliders
// - CTRL+Click on any drag box to turn them into an input box. Manually input values aren't clamped by default and can go off-bounds. Use ImGuiSliderFlags_AlwaysClamp to always clamp.
// - For all the Float2/Float3/Float4/Int2/Int3/Int4 versions of every functions, note that a 'float v[X]' function argument is the same as 'float* v', the array syntax is just a way to document the number of elements that are expected to be accessible. You can pass address of your first element out of a contiguous set, e.g. &myvector.x
// - For all the Float2/Float3/Float4/Int2/Int3/Int4 versions of every functions, note that a 'float v[X]' function argument is the same as 'float* v',
// the array syntax is just a way to document the number of elements that are expected to be accessible. You can pass address of your first element out of a contiguous set, e.g. &myvector.x
// - Adjust format string to decorate the value with a prefix, a suffix, or adapt the editing and display precision e.g. "%.3f" -> 1.234; "%5.2f secs" -> 01.23 secs; "Biscuit: %.0f" -> Biscuit: 1; etc.
// - Format string may also be set to NULL or use the default format ("%f" or "%d").
// - Speed are per-pixel of mouse movement (v_speed=0.2f: mouse needs to move by 5 pixels to increase value by 1). For gamepad/keyboard navigation, minimum speed is Max(v_speed, minimum_step_at_given_precision).
@ -721,7 +723,6 @@ namespace ImGui
IMGUI_API bool IsPopupOpen(const char* str_id, ImGuiPopupFlags flags = 0); // return true if the popup is open.
// Tables
// [BETA API] API may evolve slightly! If you use this, please update to the next version when it comes out!
// - Full-featured replacement for old Columns API.
// - See Demo->Tables for demo code.
// - See top of imgui_tables.cpp for general commentary.
@ -1163,8 +1164,7 @@ enum ImGuiTabItemFlags_
};
// Flags for ImGui::BeginTable()
// [BETA API] API may evolve slightly! If you use this, please update to the next version when it comes out!
// - Important! Sizing policies have complex and subtle side effects, more so than you would expect.
// - Important! Sizing policies have complex and subtle side effects, much more so than you would expect.
// Read comments/demos carefully + experiment with live demos to get acquainted with them.
// - The DEFAULT sizing policies are:
// - Default to ImGuiTableFlags_SizingFixedFit if ScrollX is on, or if host window has ImGuiWindowFlags_AlwaysAutoResize.
@ -1172,8 +1172,8 @@ enum ImGuiTabItemFlags_
// - When ScrollX is off:
// - Table defaults to ImGuiTableFlags_SizingStretchSame -> all Columns defaults to ImGuiTableColumnFlags_WidthStretch with same weight.
// - Columns sizing policy allowed: Stretch (default), Fixed/Auto.
// - Fixed Columns will generally obtain their requested width (unless the table cannot fit them all).
// - Stretch Columns will share the remaining width.
// - Fixed Columns (if any) will generally obtain their requested width (unless the table cannot fit them all).
// - Stretch Columns will share the remaining width according to their respective weight.
// - Mixed Fixed/Stretch columns is possible but has various side-effects on resizing behaviors.
// The typical use of mixing sizing policies is: any number of LEADING Fixed columns, followed by one or two TRAILING Stretch columns.
// (this is because the visible order of columns have subtle but necessary effects on how they react to manual resizing).
@ -1287,7 +1287,7 @@ enum ImGuiTableColumnFlags_
enum ImGuiTableRowFlags_
{
ImGuiTableRowFlags_None = 0,
ImGuiTableRowFlags_Headers = 1 << 0 // Identify header row (set default background color + width of its contents accounted different for auto column width)
ImGuiTableRowFlags_Headers = 1 << 0 // Identify header row (set default background color + width of its contents accounted differently for auto column width)
};
// Enum for ImGui::TableSetBgColor()
@ -1446,7 +1446,7 @@ enum ImGuiKeyModFlags_
ImGuiKeyModFlags_Ctrl = 1 << 0,
ImGuiKeyModFlags_Shift = 1 << 1,
ImGuiKeyModFlags_Alt = 1 << 2,
ImGuiKeyModFlags_Super = 1 << 3
ImGuiKeyModFlags_Super = 1 << 3 // Cmd/Super/Windows key
};
// Gamepad/Keyboard navigation
@ -1456,29 +1456,29 @@ enum ImGuiKeyModFlags_
enum ImGuiNavInput_
{
// Gamepad Mapping
ImGuiNavInput_Activate, // activate / open / toggle / tweak value // e.g. Cross (PS4), A (Xbox), A (Switch), Space (Keyboard)
ImGuiNavInput_Cancel, // cancel / close / exit // e.g. Circle (PS4), B (Xbox), B (Switch), Escape (Keyboard)
ImGuiNavInput_Input, // text input / on-screen keyboard // e.g. Triang.(PS4), Y (Xbox), X (Switch), Return (Keyboard)
ImGuiNavInput_Menu, // tap: toggle menu / hold: focus, move, resize // e.g. Square (PS4), X (Xbox), Y (Switch), Alt (Keyboard)
ImGuiNavInput_DpadLeft, // move / tweak / resize window (w/ PadMenu) // e.g. D-pad Left/Right/Up/Down (Gamepads), Arrow keys (Keyboard)
ImGuiNavInput_Activate, // Activate / Open / Toggle / Tweak value // e.g. Cross (PS4), A (Xbox), A (Switch), Space (Keyboard)
ImGuiNavInput_Cancel, // Cancel / Close / Exit // e.g. Circle (PS4), B (Xbox), B (Switch), Escape (Keyboard)
ImGuiNavInput_Input, // Text input / On-Screen keyboard // e.g. Triang.(PS4), Y (Xbox), X (Switch), Return (Keyboard)
ImGuiNavInput_Menu, // Tap: Toggle menu / Hold: Focus, Move, Resize // e.g. Square (PS4), X (Xbox), Y (Switch), Alt (Keyboard)
ImGuiNavInput_DpadLeft, // Move / Tweak / Resize window (w/ PadMenu) // e.g. D-pad Left/Right/Up/Down (Gamepads), Arrow keys (Keyboard)
ImGuiNavInput_DpadRight, //
ImGuiNavInput_DpadUp, //
ImGuiNavInput_DpadDown, //
ImGuiNavInput_LStickLeft, // scroll / move window (w/ PadMenu) // e.g. Left Analog Stick Left/Right/Up/Down
ImGuiNavInput_LStickLeft, // Scroll / Move window (w/ PadMenu) // e.g. Left Analog Stick Left/Right/Up/Down
ImGuiNavInput_LStickRight, //
ImGuiNavInput_LStickUp, //
ImGuiNavInput_LStickDown, //
ImGuiNavInput_FocusPrev, // next window (w/ PadMenu) // e.g. L1 or L2 (PS4), LB or LT (Xbox), L or ZL (Switch)
ImGuiNavInput_FocusNext, // prev window (w/ PadMenu) // e.g. R1 or R2 (PS4), RB or RT (Xbox), R or ZL (Switch)
ImGuiNavInput_TweakSlow, // slower tweaks // e.g. L1 or L2 (PS4), LB or LT (Xbox), L or ZL (Switch)
ImGuiNavInput_TweakFast, // faster tweaks // e.g. R1 or R2 (PS4), RB or RT (Xbox), R or ZL (Switch)
ImGuiNavInput_FocusPrev, // Focus Next window (w/ PadMenu) // e.g. L1 or L2 (PS4), LB or LT (Xbox), L or ZL (Switch)
ImGuiNavInput_FocusNext, // Focus Prev window (w/ PadMenu) // e.g. R1 or R2 (PS4), RB or RT (Xbox), R or ZL (Switch)
ImGuiNavInput_TweakSlow, // Slower tweaks // e.g. L1 or L2 (PS4), LB or LT (Xbox), L or ZL (Switch)
ImGuiNavInput_TweakFast, // Faster tweaks // e.g. R1 or R2 (PS4), RB or RT (Xbox), R or ZL (Switch)
// [Internal] Don't use directly! This is used internally to differentiate keyboard from gamepad inputs for behaviors that require to differentiate them.
// Keyboard behavior that have no corresponding gamepad mapping (e.g. CTRL+TAB) will be directly reading from io.KeysDown[] instead of io.NavInputs[].
ImGuiNavInput_KeyLeft_, // move left // = Arrow keys
ImGuiNavInput_KeyRight_, // move right
ImGuiNavInput_KeyUp_, // move up
ImGuiNavInput_KeyDown_, // move down
ImGuiNavInput_KeyLeft_, // Move left // = Arrow keys
ImGuiNavInput_KeyRight_, // Move right
ImGuiNavInput_KeyUp_, // Move up
ImGuiNavInput_KeyDown_, // Move down
ImGuiNavInput_COUNT,
ImGuiNavInput_InternalStart_ = ImGuiNavInput_KeyLeft_
};
@ -1958,6 +1958,15 @@ struct ImGuiIO
void (*SetClipboardTextFn)(void* user_data, const char* text);
void* ClipboardUserData;
// Optional: Notify OS Input Method Editor of the screen position of your cursor for text input position (e.g. when using Japanese/Chinese IME on Windows)
// (default to use native imm32 api on Windows)
void (*SetPlatformImeDataFn)(ImGuiViewport* viewport, ImGuiPlatformImeData* data);
#ifndef IMGUI_DISABLE_OBSOLETE_FUNCTIONS
void* ImeWindowHandle; // = NULL // [Obsolete] Set ImGuiViewport::PlatformHandleRaw instead. Set this to your HWND to get automatic IME cursor positioning.
#else
void* _UnusedPadding; // Unused field to keep data structure the same size.
#endif
//------------------------------------------------------------------
// Input - Fill before calling NewFrame()
//------------------------------------------------------------------
@ -1967,18 +1976,18 @@ struct ImGuiIO
float MouseWheel; // Mouse wheel Vertical: 1 unit scrolls about 5 lines text.
float MouseWheelH; // Mouse wheel Horizontal. Most users don't have a mouse with an horizontal wheel, may not be filled by all backends.
ImGuiID MouseHoveredViewport; // (Optional) When using multiple viewports: viewport the OS mouse cursor is hovering _IGNORING_ viewports with the ImGuiViewportFlags_NoInputs flag, and _REGARDLESS_ of whether another viewport is focused. Set io.BackendFlags |= ImGuiBackendFlags_HasMouseHoveredViewport if you can provide this info. If you don't imgui will infer the value using the rectangles and last focused time of the viewports it knows about (ignoring other OS windows).
bool KeyCtrl; // Keyboard modifier pressed: Control
bool KeyShift; // Keyboard modifier pressed: Shift
bool KeyAlt; // Keyboard modifier pressed: Alt
bool KeySuper; // Keyboard modifier pressed: Cmd/Super/Windows
bool KeyCtrl; // Keyboard modifier down: Control
bool KeyShift; // Keyboard modifier down: Shift
bool KeyAlt; // Keyboard modifier down: Alt
bool KeySuper; // Keyboard modifier down: Cmd/Super/Windows
bool KeysDown[512]; // Keyboard keys that are pressed (ideally left in the "native" order your engine has access to keyboard keys, so you can use your own defines/enums for keys).
float NavInputs[ImGuiNavInput_COUNT]; // Gamepad inputs. Cleared back to zero by EndFrame(). Keyboard keys will be auto-mapped and be written here by NewFrame().
// Functions
// Input Functions
IMGUI_API void AddFocusEvent(bool focused); // Queue an hosting application/platform windows gain or loss of focus
IMGUI_API void AddInputCharacter(unsigned int c); // Queue new character input
IMGUI_API void AddInputCharacterUTF16(ImWchar16 c); // Queue new character input from an UTF-16 character, it can be a surrogate
IMGUI_API void AddInputCharactersUTF8(const char* str); // Queue new characters input from an UTF-8 string
IMGUI_API void AddFocusEvent(bool focused); // Notifies Dear ImGui when hosting platform windows lose or gain input focus
IMGUI_API void ClearInputCharacters(); // [Internal] Clear the text input buffer manually
IMGUI_API void ClearInputKeys(); // [Internal] Release all keys
@ -1988,50 +1997,51 @@ struct ImGuiIO
// generally easier and more correct to use their state BEFORE calling NewFrame(). See FAQ for details!)
//------------------------------------------------------------------
bool WantCaptureMouse; // Set when Dear ImGui will use mouse inputs, in this case do not dispatch them to your main game/application (either way, always pass on mouse inputs to imgui). (e.g. unclicked mouse is hovering over an imgui window, widget is active, mouse was clicked over an imgui window, etc.).
bool WantCaptureKeyboard; // Set when Dear ImGui will use keyboard inputs, in this case do not dispatch them to your main game/application (either way, always pass keyboard inputs to imgui). (e.g. InputText active, or an imgui window is focused and navigation is enabled, etc.).
bool WantTextInput; // Mobile/console: when set, you may display an on-screen keyboard. This is set by Dear ImGui when it wants textual keyboard input to happen (e.g. when a InputText widget is active).
bool WantSetMousePos; // MousePos has been altered, backend should reposition mouse on next frame. Rarely used! Set only when ImGuiConfigFlags_NavEnableSetMousePos flag is enabled.
bool WantSaveIniSettings; // When manual .ini load/save is active (io.IniFilename == NULL), this will be set to notify your application that you can call SaveIniSettingsToMemory() and save yourself. Important: clear io.WantSaveIniSettings yourself after saving!
bool NavActive; // Keyboard/Gamepad navigation is currently allowed (will handle ImGuiKey_NavXXX events) = a window is focused and it doesn't use the ImGuiWindowFlags_NoNavInputs flag.
bool NavVisible; // Keyboard/Gamepad navigation is visible and allowed (will handle ImGuiKey_NavXXX events).
float Framerate; // Rough estimate of application framerate, in frame per second. Solely for convenience. Rolling average estimation based on io.DeltaTime over 120 frames.
int MetricsRenderVertices; // Vertices output during last call to Render()
int MetricsRenderIndices; // Indices output during last call to Render() = number of triangles * 3
int MetricsRenderWindows; // Number of visible windows
int MetricsActiveWindows; // Number of active windows
int MetricsActiveAllocations; // Number of active allocations, updated by MemAlloc/MemFree based on current context. May be off if you have multiple imgui contexts.
ImVec2 MouseDelta; // Mouse delta. Note that this is zero if either current or previous position are invalid (-FLT_MAX,-FLT_MAX), so a disappearing/reappearing mouse won't have a huge delta.
bool WantCaptureMouse; // Set when Dear ImGui will use mouse inputs, in this case do not dispatch them to your main game/application (either way, always pass on mouse inputs to imgui). (e.g. unclicked mouse is hovering over an imgui window, widget is active, mouse was clicked over an imgui window, etc.).
bool WantCaptureKeyboard; // Set when Dear ImGui will use keyboard inputs, in this case do not dispatch them to your main game/application (either way, always pass keyboard inputs to imgui). (e.g. InputText active, or an imgui window is focused and navigation is enabled, etc.).
bool WantTextInput; // Mobile/console: when set, you may display an on-screen keyboard. This is set by Dear ImGui when it wants textual keyboard input to happen (e.g. when a InputText widget is active).
bool WantSetMousePos; // MousePos has been altered, backend should reposition mouse on next frame. Rarely used! Set only when ImGuiConfigFlags_NavEnableSetMousePos flag is enabled.
bool WantSaveIniSettings; // When manual .ini load/save is active (io.IniFilename == NULL), this will be set to notify your application that you can call SaveIniSettingsToMemory() and save yourself. Important: clear io.WantSaveIniSettings yourself after saving!
bool NavActive; // Keyboard/Gamepad navigation is currently allowed (will handle ImGuiKey_NavXXX events) = a window is focused and it doesn't use the ImGuiWindowFlags_NoNavInputs flag.
bool NavVisible; // Keyboard/Gamepad navigation is visible and allowed (will handle ImGuiKey_NavXXX events).
float Framerate; // Rough estimate of application framerate, in frame per second. Solely for convenience. Rolling average estimation based on io.DeltaTime over 120 frames.
int MetricsRenderVertices; // Vertices output during last call to Render()
int MetricsRenderIndices; // Indices output during last call to Render() = number of triangles * 3
int MetricsRenderWindows; // Number of visible windows
int MetricsActiveWindows; // Number of active windows
int MetricsActiveAllocations; // Number of active allocations, updated by MemAlloc/MemFree based on current context. May be off if you have multiple imgui contexts.
ImVec2 MouseDelta; // Mouse delta. Note that this is zero if either current or previous position are invalid (-FLT_MAX,-FLT_MAX), so a disappearing/reappearing mouse won't have a huge delta.
//------------------------------------------------------------------
// [Internal] Dear ImGui will maintain those fields. Forward compatibility not guaranteed!
//------------------------------------------------------------------
bool WantCaptureMouseUnlessPopupClose;// Alternative to WantCaptureMouse: (WantCaptureMouse == true && WantCaptureMouseUnlessPopupClose == false) when a click over void is expected to close a popup.
ImGuiKeyModFlags KeyMods; // Key mods flags (same as io.KeyCtrl/KeyShift/KeyAlt/KeySuper but merged into flags), updated by NewFrame()
ImGuiKeyModFlags KeyModsPrev; // Previous key mods
ImVec2 MousePosPrev; // Previous mouse position (note that MouseDelta is not necessary == MousePos-MousePosPrev, in case either position is invalid)
ImVec2 MouseClickedPos[5]; // Position at time of clicking
double MouseClickedTime[5]; // Time of last click (used to figure out double-click)
bool MouseClicked[5]; // Mouse button went from !Down to Down (same as MouseClickedCount[x] != 0)
bool MouseDoubleClicked[5]; // Has mouse button been double-clicked? (same as MouseClickedCount[x] == 2)
ImU16 MouseClickedCount[5]; // == 0 (not clicked), == 1 (same as MouseClicked[]), == 2 (double-clicked), == 3 (triple-clicked) etc. when going from !Down to Down
ImU16 MouseClickedLastCount[5]; // Count successive number of clicks. Stays valid after mouse release. Reset after another click is done.
bool MouseReleased[5]; // Mouse button went from Down to !Down
bool MouseDownOwned[5]; // Track if button was clicked inside a dear imgui window or over void blocked by a popup. We don't request mouse capture from the application if click started outside ImGui bounds.
bool MouseDownOwnedUnlessPopupClose[5];//Track if button was clicked inside a dear imgui window.
float MouseDownDuration[5]; // Duration the mouse button has been down (0.0f == just clicked)
float MouseDownDurationPrev[5]; // Previous time the mouse button has been down
ImVec2 MouseDragMaxDistanceAbs[5]; // Maximum distance, absolute, on each axis, of how much mouse has traveled from the clicking point
float MouseDragMaxDistanceSqr[5]; // Squared maximum distance of how much mouse has traveled from the clicking point
float KeysDownDuration[512]; // Duration the keyboard key has been down (0.0f == just pressed)
float KeysDownDurationPrev[512]; // Previous duration the key has been down
ImGuiKeyModFlags KeyMods; // Key mods flags (same as io.KeyCtrl/KeyShift/KeyAlt/KeySuper but merged into flags), updated by NewFrame()
ImGuiKeyModFlags KeyModsPrev; // Key mods flags (from previous frame)
float KeysDownDuration[512]; // Duration the key has been down (<0.0f: not pressed, 0.0f: just pressed, >0.0f: time held)
float KeysDownDurationPrev[512]; // Duration the key has been down (from previous frame)
bool WantCaptureMouseUnlessPopupClose; // Alternative to WantCaptureMouse: (WantCaptureMouse == true && WantCaptureMouseUnlessPopupClose == false) when a click over void is expected to close a popup.
ImVec2 MousePosPrev; // Previous mouse position (note that MouseDelta is not necessary == MousePos-MousePosPrev, in case either position is invalid)
ImVec2 MouseClickedPos[5]; // Position at time of clicking
double MouseClickedTime[5]; // Time of last click (used to figure out double-click)
bool MouseClicked[5]; // Mouse button went from !Down to Down (same as MouseClickedCount[x] != 0)
bool MouseDoubleClicked[5]; // Has mouse button been double-clicked? (same as MouseClickedCount[x] == 2)
ImU16 MouseClickedCount[5]; // == 0 (not clicked), == 1 (same as MouseClicked[]), == 2 (double-clicked), == 3 (triple-clicked) etc. when going from !Down to Down
ImU16 MouseClickedLastCount[5]; // Count successive number of clicks. Stays valid after mouse release. Reset after another click is done.
bool MouseReleased[5]; // Mouse button went from Down to !Down
bool MouseDownOwned[5]; // Track if button was clicked inside a dear imgui window or over void blocked by a popup. We don't request mouse capture from the application if click started outside ImGui bounds.
bool MouseDownOwnedUnlessPopupClose[5]; //Track if button was clicked inside a dear imgui window.
float MouseDownDuration[5]; // Duration the mouse button has been down (0.0f == just clicked)
float MouseDownDurationPrev[5]; // Previous time the mouse button has been down
ImVec2 MouseDragMaxDistanceAbs[5]; // Maximum distance, absolute, on each axis, of how much mouse has traveled from the clicking point
float MouseDragMaxDistanceSqr[5]; // Squared maximum distance of how much mouse has traveled from the clicking point (used for moving thresholds)
float NavInputsDownDuration[ImGuiNavInput_COUNT];
float NavInputsDownDurationPrev[ImGuiNavInput_COUNT];
float PenPressure; // Touch/Pen pressure (0.0f to 1.0f, should be >0.0f only when MouseDown[0] == true). Helper storage currently unused by Dear ImGui.
float PenPressure; // Touch/Pen pressure (0.0f to 1.0f, should be >0.0f only when MouseDown[0] == true). Helper storage currently unused by Dear ImGui.
bool AppFocusLost;
ImWchar16 InputQueueSurrogate; // For AddInputCharacterUTF16
ImVector<ImWchar> InputQueueCharacters; // Queue of _characters_ input (obtained by platform backend). Fill using AddInputCharacter() helper.
ImWchar16 InputQueueSurrogate; // For AddInputCharacterUTF16()
ImVector<ImWchar> InputQueueCharacters; // Queue of _characters_ input (obtained by platform backend). Fill using AddInputCharacter() helper.
IMGUI_API ImGuiIO();
};
@ -2387,16 +2397,16 @@ typedef void (*ImDrawCallback)(const ImDrawList* parent_list, const ImDrawCmd* c
#define ImDrawCallback_ResetRenderState (ImDrawCallback)(-1)
// Typically, 1 command = 1 GPU draw call (unless command is a callback)
// - VtxOffset/IdxOffset: When 'io.BackendFlags & ImGuiBackendFlags_RendererHasVtxOffset' is enabled,
// those fields allow us to render meshes larger than 64K vertices while keeping 16-bit indices.
// Pre-1.71 backends will typically ignore the VtxOffset/IdxOffset fields.
// - VtxOffset: When 'io.BackendFlags & ImGuiBackendFlags_RendererHasVtxOffset' is enabled,
// this fields allow us to render meshes larger than 64K vertices while keeping 16-bit indices.
// Backends made for <1.71. will typically ignore the VtxOffset fields.
// - The ClipRect/TextureId/VtxOffset fields must be contiguous as we memcmp() them together (this is asserted for).
struct ImDrawCmd
{
ImVec4 ClipRect; // 4*4 // Clipping rectangle (x1, y1, x2, y2). Subtract ImDrawData->DisplayPos to get clipping rectangle in "viewport" coordinates
ImTextureID TextureId; // 4-8 // User-provided texture ID. Set by user in ImfontAtlas::SetTexID() for fonts or passed to Image*() functions. Ignore if never using images or multiple fonts atlas.
unsigned int VtxOffset; // 4 // Start offset in vertex buffer. ImGuiBackendFlags_RendererHasVtxOffset: always 0, otherwise may be >0 to support meshes larger than 64K vertices with 16-bit indices.
unsigned int IdxOffset; // 4 // Start offset in index buffer. Always equal to sum of ElemCount drawn so far.
unsigned int IdxOffset; // 4 // Start offset in index buffer.
unsigned int ElemCount; // 4 // Number of indices (multiple of 3) to be rendered as triangles. Vertices are stored in the callee ImDrawList's vtx_buffer[] array, indices in idx_buffer[].
ImDrawCallback UserCallback; // 4-8 // If != NULL, call the function instead of rendering the vertices. clip_rect and texture_id will be set normally.
void* UserCallbackData; // 4-8 // The draw callback code can access this.
@ -2933,6 +2943,7 @@ struct ImGuiViewport
ImGuiID ParentViewportId; // (Advanced) 0: no parent. Instruct the platform backend to setup a parent/child relationship between platform windows.
ImDrawData* DrawData; // The ImDrawData corresponding to this viewport. Valid after Render() and until the next call to NewFrame().
// Platform/Backend Dependent Data
// Our design separate the Renderer and Platform backends to facilitate combining default backends with each others.
// When our create your own backend for a custom engine, it is possible that both Renderer and Platform will be handled
// by the same system and you may not need to use all the UserData/Handle fields.
@ -2940,7 +2951,7 @@ struct ImGuiViewport
void* RendererUserData; // void* to hold custom data structure for the renderer (e.g. swap chain, framebuffers etc.). generally set by your Renderer_CreateWindow function.
void* PlatformUserData; // void* to hold custom data structure for the OS / platform (e.g. windowing info, render context). generally set by your Platform_CreateWindow function.
void* PlatformHandle; // void* for FindViewportByPlatformHandle(). (e.g. suggested to use natural platform handle such as HWND, GLFWWindow*, SDL_Window*)
void* PlatformHandleRaw; // void* to hold lower-level, platform-native window handle (e.g. the HWND) when using an abstraction layer like GLFW or SDL (where PlatformHandle would be a SDL_Window*)
void* PlatformHandleRaw; // void* to hold lower-level, platform-native window handle (under Win32 this is expected to be a HWND, unused for other platforms), when using an abstraction layer like GLFW or SDL (where PlatformHandle would be a SDL_Window*)
bool PlatformRequestMove; // Platform window requested move (e.g. window was moved by the OS / host window manager, authoritative position will be OS window position)
bool PlatformRequestResize; // Platform window requested resize (e.g. window was resized by the OS / host window manager, authoritative size will be OS window size)
bool PlatformRequestClose; // Platform window requested closure (e.g. window was moved by the OS / host window manager, e.g. pressing ALT-F4)
@ -2954,7 +2965,7 @@ struct ImGuiViewport
};
//-----------------------------------------------------------------------------
// [SECTION] Platform interface for multi-viewport support
// [SECTION] Platform Dependent Interfaces (for e.g. multi-viewport support)
//-----------------------------------------------------------------------------
// [BETA] (Optional) This is completely optional, for advanced users!
// If you are new to Dear ImGui and trying to integrate it into your engine, you can probably ignore this for now.
@ -3040,7 +3051,6 @@ struct ImGuiPlatformIO
void (*Platform_SwapBuffers)(ImGuiViewport* vp, void* render_arg); // . . . R . // (Optional) Call Present/SwapBuffers (platform side! This is often unused!). 'render_arg' is the value passed to RenderPlatformWindowsDefault().
float (*Platform_GetWindowDpiScale)(ImGuiViewport* vp); // N . . . . // (Optional) [BETA] FIXME-DPI: DPI handling: Return DPI scale for this viewport. 1.0f = 96 DPI.
void (*Platform_OnChangedViewport)(ImGuiViewport* vp); // . F . . . // (Optional) [BETA] FIXME-DPI: DPI handling: Called during Begin() every time the viewport we are outputting into changes, so backend has a chance to swap fonts to adjust style.
void (*Platform_SetImeInputPos)(ImGuiViewport* vp, ImVec2 pos); // . F . . . // (Optional) Set IME (Input Method Editor, e.g. for Asian languages) input position, so text preview appears over the imgui input box. FIXME: The call timing of this is inconsistent because we want to support without multi-viewports.
int (*Platform_CreateVkSurface)(ImGuiViewport* vp, ImU64 vk_inst, const void* vk_allocators, ImU64* out_vk_surface); // (Optional) For a Vulkan Renderer to call into Platform code (since the surface creation needs to tie them both).
// (Optional) Renderer functions (e.g. DirectX, OpenGL, Vulkan)
@ -3075,6 +3085,16 @@ struct ImGuiPlatformMonitor
ImGuiPlatformMonitor() { MainPos = MainSize = WorkPos = WorkSize = ImVec2(0, 0); DpiScale = 1.0f; }
};
// (Optional) Support for IME (Input Method Editor) via the io.SetPlatformImeDataFn() function.
struct ImGuiPlatformImeData
{
bool WantVisible; // A widget wants the IME to be visible
ImVec2 InputPos; // Position of the input cursor
float InputLineHeight; // Line height
ImGuiPlatformImeData() { memset(this, 0, sizeof(*this)); }
};
//-----------------------------------------------------------------------------
// [SECTION] Obsolete functions and types
// (Will be removed! Read 'API BREAKING CHANGES' section in imgui.cpp for details)