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This commit is contained in:
omar 2018-01-21 20:46:50 +01:00
commit 9edf211c0e
15 changed files with 119 additions and 124 deletions
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1
examples/allegro5_example/imgui_impl_a5.cpp
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@ -215,6 +215,7 @@ bool ImGui_ImplA5_ProcessEvent(ALLEGRO_EVENT *ev)
{
case ALLEGRO_EVENT_MOUSE_AXES:
io.MouseWheel += ev->mouse.dz;
io.MouseWheelH += ev->mouse.dw;
return true;
case ALLEGRO_EVENT_KEY_CHAR:
if (ev->keyboard.display == g_Display)

4
examples/apple_example/imguiex-ios/imgui_impl_ios.mm
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@ -587,9 +587,9 @@ void ImGui_ClipboardCallback(uSynergyCookie cookie, enum uSynergyClipboardFormat
io.MouseDown[i] = g_MousePressed[i];
}
// This is an arbitrary scaling factor that works for me. Not sure what units these
// mousewheel values from synergy are supposed to be in
// This is an arbitrary scaling factor that works for me. Not sure what units these mousewheel values from synergy are supposed to be in.
io.MouseWheel = g_mouseWheelY / 500.0;
io.MouseWheelH = g_mouseWheelX / 500.0;
}
else
{

3
examples/directx10_example/imgui_impl_dx10.cpp
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@ -275,6 +275,9 @@ IMGUI_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARAM wPa
case WM_MOUSEWHEEL:
io.MouseWheel += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEHWHEEL:
io.MouseWheelH += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEMOVE:
io.MousePos.x = (signed short)(lParam);
io.MousePos.y = (signed short)(lParam >> 16);

3
examples/directx11_example/imgui_impl_dx11.cpp
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@ -282,6 +282,9 @@ IMGUI_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARAM wPa
case WM_MOUSEWHEEL:
io.MouseWheel += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEHWHEEL:
io.MouseWheelH += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEMOVE:
io.MousePos.x = (signed short)(lParam);
io.MousePos.y = (signed short)(lParam >> 16);

3
examples/directx9_example/imgui_impl_dx9.cpp
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@ -221,6 +221,9 @@ IMGUI_API LRESULT ImGui_ImplWin32_WndProcHandler(HWND hwnd, UINT msg, WPARAM wPa
case WM_MOUSEWHEEL:
io.MouseWheel += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEHWHEEL:
io.MouseWheelH += GET_WHEEL_DELTA_WPARAM(wParam) > 0 ? +1.0f : -1.0f;
return 0;
case WM_MOUSEMOVE:
io.MousePos.x = (signed short)(lParam);
io.MousePos.y = (signed short)(lParam >> 16);

8
examples/marmalade_example/imgui_impl_marmalade.cpp
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@ -21,7 +21,6 @@
// Data
static double g_Time = 0.0f;
static bool g_MousePressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static CIwTexture* g_FontTexture = NULL;
static char* g_ClipboardText = NULL;
static bool g_osdKeyboardEnabled = false;
@ -128,9 +127,9 @@ int32 ImGui_Marmalade_PointerButtonEventCallback(void* SystemData, void* pUserDa
if (pEvent->m_Button == S3E_POINTER_BUTTON_MIDDLEMOUSE)
g_MousePressed[2] = true;
if (pEvent->m_Button == S3E_POINTER_BUTTON_MOUSEWHEELUP)
g_MouseWheel += pEvent->m_y;
io.MouseWheel += pEvent->m_y;
if (pEvent->m_Button == S3E_POINTER_BUTTON_MOUSEWHEELDOWN)
g_MouseWheel += pEvent->m_y;
io.MouseWheel += pEvent->m_y;
}
return 0;
@ -282,9 +281,6 @@ void ImGui_Marmalade_NewFrame()
g_MousePressed[i] = false;
}
io.MouseWheel = g_MouseWheel;
g_MouseWheel = 0.0f;
// TODO: Hide OS mouse cursor if ImGui is drawing it
// s3ePointerSetInt(S3E_POINTER_HIDE_CURSOR,(io.MouseDrawCursor ? 0 : 1));

10
examples/opengl2_example/imgui_impl_glfw_gl2.cpp
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@ -31,7 +31,6 @@
static GLFWwindow* g_Window = NULL;
static double g_Time = 0.0f;
static bool g_MouseJustPressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static GLuint g_FontTexture = 0;
// This is the main rendering function that you have to implement and provide to ImGui (via setting up 'RenderDrawListsFn' in the ImGuiIO structure)
@ -134,9 +133,11 @@ void ImGui_ImplGlfwGL2_MouseButtonCallback(GLFWwindow*, int button, int action,
g_MouseJustPressed[button] = true;
}
void ImGui_ImplGlfwGL2_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yoffset)
void ImGui_ImplGlfwGL2_ScrollCallback(GLFWwindow*, double xoffset, double yoffset)
{
g_MouseWheel += (float)yoffset; // Use fractional mouse wheel.
ImGuiIO& io = ImGui::GetIO();
io.MouseWheelH += (float)xoffset;
io.MouseWheel += (float)yoffset;
}
void ImGui_ImplGlfwGL2_KeyCallback(GLFWwindow*, int key, int, int action, int mods)
@ -295,9 +296,6 @@ void ImGui_ImplGlfwGL2_NewFrame()
g_MouseJustPressed[i] = false;
}
io.MouseWheel = g_MouseWheel;
g_MouseWheel = 0.0f;
// Hide OS mouse cursor if ImGui is drawing it
glfwSetInputMode(g_Window, GLFW_CURSOR, io.MouseDrawCursor ? GLFW_CURSOR_HIDDEN : GLFW_CURSOR_NORMAL);

10
examples/opengl3_example/imgui_impl_glfw_gl3.cpp
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@ -25,7 +25,6 @@
static GLFWwindow* g_Window = NULL;
static double g_Time = 0.0f;
static bool g_MouseJustPressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static GLuint g_FontTexture = 0;
static int g_ShaderHandle = 0, g_VertHandle = 0, g_FragHandle = 0;
static int g_AttribLocationTex = 0, g_AttribLocationProjMtx = 0;
@ -155,9 +154,11 @@ void ImGui_ImplGlfwGL3_MouseButtonCallback(GLFWwindow*, int button, int action,
g_MouseJustPressed[button] = true;
}
void ImGui_ImplGlfwGL3_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yoffset)
void ImGui_ImplGlfwGL3_ScrollCallback(GLFWwindow*, double xoffset, double yoffset)
{
g_MouseWheel += (float)yoffset; // Use fractional mouse wheel.
ImGuiIO& io = ImGui::GetIO();
io.MouseWheelH += (float)xoffset;
io.MouseWheel += (float)yoffset;
}
void ImGui_ImplGlfwGL3_KeyCallback(GLFWwindow*, int key, int, int action, int mods)
@ -407,9 +408,6 @@ void ImGui_ImplGlfwGL3_NewFrame()
g_MouseJustPressed[i] = false;
}
io.MouseWheel = g_MouseWheel;
g_MouseWheel = 0.0f;
// Hide OS mouse cursor if ImGui is drawing it
glfwSetInputMode(g_Window, GLFW_CURSOR, io.MouseDrawCursor ? GLFW_CURSOR_HIDDEN : GLFW_CURSOR_NORMAL);

11
examples/sdl_opengl2_example/imgui_impl_sdl_gl2.cpp
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@ -24,7 +24,6 @@
// Data
static double g_Time = 0.0f;
static bool g_MousePressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static GLuint g_FontTexture = 0;
// This is the main rendering function that you have to implement and provide to ImGui (via setting up 'RenderDrawListsFn' in the ImGuiIO structure)
@ -132,10 +131,10 @@ bool ImGui_ImplSdlGL2_ProcessEvent(SDL_Event* event)
{
case SDL_MOUSEWHEEL:
{
if (event->wheel.y > 0)
g_MouseWheel = 1;
if (event->wheel.y < 0)
g_MouseWheel = -1;
if (event->wheel.x > 0) io.MouseWheelH += 1;
if (event->wheel.x < 0) io.MouseWheelH -= 1;
if (event->wheel.y > 0) io.MouseWheel += 1;
if (event->wheel.y < 0) io.MouseWheel -= 1;
return true;
}
case SDL_MOUSEBUTTONDOWN:
@ -274,12 +273,10 @@ void ImGui_ImplSdlGL2_NewFrame(SDL_Window *window)
int mx, my;
Uint32 mouse_buttons = SDL_GetMouseState(&mx, &my);
io.MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
io.MouseWheel = g_MouseWheel;
io.MouseDown[0] = g_MousePressed[0] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_LEFT)) != 0; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame.
io.MouseDown[1] = g_MousePressed[1] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_RIGHT)) != 0;
io.MouseDown[2] = g_MousePressed[2] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_MIDDLE)) != 0;
g_MousePressed[0] = g_MousePressed[1] = g_MousePressed[2] = false;
g_MouseWheel = 0.0f;
// We need to use SDL_CaptureMouse() to easily retrieve mouse coordinates outside of the client area. This is only supported from SDL 2.0.4 (released Jan 2016)
#if (SDL_MAJOR_VERSION >= 2) && (SDL_MINOR_VERSION >= 0) && (SDL_PATCHLEVEL >= 4)

11
examples/sdl_opengl3_example/imgui_impl_sdl_gl3.cpp
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@ -19,7 +19,6 @@
// Data
static double g_Time = 0.0f;
static bool g_MousePressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static GLuint g_FontTexture = 0;
static int g_ShaderHandle = 0, g_VertHandle = 0, g_FragHandle = 0;
static int g_AttribLocationTex = 0, g_AttribLocationProjMtx = 0;
@ -154,10 +153,10 @@ bool ImGui_ImplSdlGL3_ProcessEvent(SDL_Event* event)
{
case SDL_MOUSEWHEEL:
{
if (event->wheel.y > 0)
g_MouseWheel = 1;
if (event->wheel.y < 0)
g_MouseWheel = -1;
if (event->wheel.x > 0) io.MouseWheelH += 1;
if (event->wheel.x < 0) io.MouseWheelH -= 1;
if (event->wheel.y > 0) io.MouseWheel += 1;
if (event->wheel.y < 0) io.MouseWheel -= 1;
return true;
}
case SDL_MOUSEBUTTONDOWN:
@ -385,12 +384,10 @@ void ImGui_ImplSdlGL3_NewFrame(SDL_Window* window)
int mx, my;
Uint32 mouse_buttons = SDL_GetMouseState(&mx, &my);
io.MousePos = ImVec2(-FLT_MAX, -FLT_MAX);
io.MouseWheel = g_MouseWheel;
io.MouseDown[0] = g_MousePressed[0] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_LEFT)) != 0; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame.
io.MouseDown[1] = g_MousePressed[1] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_RIGHT)) != 0;
io.MouseDown[2] = g_MousePressed[2] || (mouse_buttons & SDL_BUTTON(SDL_BUTTON_MIDDLE)) != 0;
g_MousePressed[0] = g_MousePressed[1] = g_MousePressed[2] = false;
g_MouseWheel = 0.0f;
// We need to use SDL_CaptureMouse() to easily retrieve mouse coordinates outside of the client area. This is only supported from SDL 2.0.4 (released Jan 2016)
#if (SDL_MAJOR_VERSION >= 2) && (SDL_MINOR_VERSION >= 0) && (SDL_PATCHLEVEL >= 4)

18
examples/vulkan_example/imgui_impl_glfw_vulkan.cpp
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@ -24,8 +24,7 @@
// GLFW Data
static GLFWwindow* g_Window = NULL;
static double g_Time = 0.0f;
static bool g_MousePressed[3] = { false, false, false };
static float g_MouseWheel = 0.0f;
static bool g_MouseJustPressed[3] = { false, false, false };
// Vulkan Data
static VkAllocationCallbacks* g_Allocator = NULL;
@ -327,12 +326,14 @@ static void ImGui_ImplGlfwVulkan_SetClipboardText(void* user_data, const char* t
void ImGui_ImplGlfwVulkan_MouseButtonCallback(GLFWwindow*, int button, int action, int /*mods*/)
{
if (action == GLFW_PRESS && button >= 0 && button < 3)
g_MousePressed[button] = true;
g_MouseJustPressed[button] = true;
}
void ImGui_ImplGlfwVulkan_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yoffset)
void ImGui_ImplGlfwVulkan_ScrollCallback(GLFWwindow*, double xoffset, double yoffset)
{
g_MouseWheel += (float)yoffset; // Use fractional mouse wheel.
ImGuiIO& io = ImGui::GetIO();
io.MouseWheelH += (float)xoffset;
io.MouseWheel += (float)yoffset;
}
void ImGui_ImplGlfwVulkan_KeyCallback(GLFWwindow*, int key, int, int action, int mods)
@ -821,13 +822,10 @@ void ImGui_ImplGlfwVulkan_NewFrame()
for (int i = 0; i < 3; i++)
{
io.MouseDown[i] = g_MousePressed[i] || glfwGetMouseButton(g_Window, i) != 0; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame.
g_MousePressed[i] = false;
io.MouseDown[i] = g_MouseJustPressed[i] || glfwGetMouseButton(g_Window, i) != 0; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame.
g_MouseJustPressed[i] = false;
}
io.MouseWheel = g_MouseWheel;
g_MouseWheel = 0.0f;
// Hide OS mouse cursor if ImGui is drawing it
glfwSetInputMode(g_Window, GLFW_CURSOR, io.MouseDrawCursor ? GLFW_CURSOR_HIDDEN : GLFW_CURSOR_NORMAL);

89
imgui.cpp
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@ -169,7 +169,7 @@
- A minimal render function skeleton may be:
void void MyRenderFunction(ImDrawData* draw_data)(ImDrawData* draw_data)
void void MyRenderFunction(ImDrawData* draw_data)
{
// TODO: Setup render state: alpha-blending enabled, no face culling, no depth testing, scissor enabled
// TODO: Setup viewport, orthographic projection matrix
@ -3061,8 +3061,8 @@ void ImGui::NewFrame()
// (We pass an error message in the assert expression as a trick to get it visible to programmers who are not using a debugger, as most assert handlers display their argument)
IM_ASSERT(g.IO.DeltaTime >= 0.0f && "Need a positive DeltaTime (zero is tolerated but will cause some timing issues)");
IM_ASSERT(g.IO.DisplaySize.x >= 0.0f && g.IO.DisplaySize.y >= 0.0f && "Invalid DisplaySize value");
IM_ASSERT(g.IO.Fonts->Fonts.Size > 0 && "Font Atlas not created. Did you call io.Fonts->GetTexDataAsRGBA32 / GetTexDataAsAlpha8 ?");
IM_ASSERT(g.IO.Fonts->Fonts[0]->IsLoaded() && "Font Atlas not created. Did you call io.Fonts->GetTexDataAsRGBA32 / GetTexDataAsAlpha8 ?");
IM_ASSERT(g.IO.Fonts->Fonts.Size > 0 && "Font Atlas not built. Did you call io.Fonts->GetTexDataAsRGBA32() / GetTexDataAsAlpha8() ?");
IM_ASSERT(g.IO.Fonts->Fonts[0]->IsLoaded() && "Font Atlas not built. Did you call io.Fonts->GetTexDataAsRGBA32() / GetTexDataAsAlpha8() ?");
IM_ASSERT(g.Style.CurveTessellationTol > 0.0f && "Invalid style setting");
IM_ASSERT(g.Style.Alpha >= 0.0f && g.Style.Alpha <= 1.0f && "Invalid style setting. Alpha cannot be negative (allows us to avoid a few clamps in color computations)");
IM_ASSERT((g.FrameCount == 0 || g.FrameCountEnded == g.FrameCount) && "Forgot to call Render() or EndFrame() at the end of the previous frame?");
@ -3277,38 +3277,46 @@ void ImGui::NewFrame()
if (!mouse_avail_to_imgui && !mouse_dragging_extern_payload)
g.HoveredWindow = g.HoveredRootWindow = NULL;
// Scale & Scrolling
if (g.HoveredWindow && g.IO.MouseWheel != 0.0f && !g.HoveredWindow->Collapsed)
// Mouse wheel scrolling, scale
if (g.HoveredWindow && !g.HoveredWindow->Collapsed && (g.IO.MouseWheel != 0.0f || g.IO.MouseWheelH != 0.0f))
{
// If a child window has the ImGuiWindowFlags_NoScrollWithMouse flag, we give a chance to scroll its parent (unless either ImGuiWindowFlags_NoInputs or ImGuiWindowFlags_NoScrollbar are also set).
ImGuiWindow* window = g.HoveredWindow;
if (g.IO.KeyCtrl && g.IO.FontAllowUserScaling)
{
// Zoom / Scale window
const float new_font_scale = ImClamp(window->FontWindowScale + g.IO.MouseWheel * 0.10f, 0.50f, 2.50f);
const float scale = new_font_scale / window->FontWindowScale;
window->FontWindowScale = new_font_scale;
ImGuiWindow* scroll_window = window;
while ((scroll_window->Flags & ImGuiWindowFlags_ChildWindow) && (scroll_window->Flags & ImGuiWindowFlags_NoScrollWithMouse) && !(scroll_window->Flags & ImGuiWindowFlags_NoScrollbar) && !(scroll_window->Flags & ImGuiWindowFlags_NoInputs) && scroll_window->ParentWindow)
scroll_window = scroll_window->ParentWindow;
const bool scroll_allowed = !(scroll_window->Flags & ImGuiWindowFlags_NoScrollWithMouse) && !(scroll_window->Flags & ImGuiWindowFlags_NoInputs);
const ImVec2 offset = window->Size * (1.0f - scale) * (g.IO.MousePos - window->Pos) / window->Size;
window->Pos += offset;
window->PosFloat += offset;
window->Size *= scale;
window->SizeFull *= scale;
}
else if (!g.IO.KeyCtrl)
if (g.IO.MouseWheel != 0.0f)
{
// Mouse wheel Scrolling
// If a child window has the ImGuiWindowFlags_NoScrollWithMouse flag, we give a chance to scroll its parent (unless either ImGuiWindowFlags_NoInputs or ImGuiWindowFlags_NoScrollbar are also set).
ImGuiWindow* scroll_window = window;
while ((scroll_window->Flags & ImGuiWindowFlags_ChildWindow) && (scroll_window->Flags & ImGuiWindowFlags_NoScrollWithMouse) && !(scroll_window->Flags & ImGuiWindowFlags_NoScrollbar) && !(scroll_window->Flags & ImGuiWindowFlags_NoInputs) && scroll_window->ParentWindow)
scroll_window = scroll_window->ParentWindow;
if (!(scroll_window->Flags & ImGuiWindowFlags_NoScrollWithMouse) && !(scroll_window->Flags & ImGuiWindowFlags_NoInputs))
if (g.IO.KeyCtrl && g.IO.FontAllowUserScaling)
{
// Zoom / Scale window
const float new_font_scale = ImClamp(window->FontWindowScale + g.IO.MouseWheel * 0.10f, 0.50f, 2.50f);
const float scale = new_font_scale / window->FontWindowScale;
window->FontWindowScale = new_font_scale;
const ImVec2 offset = window->Size * (1.0f - scale) * (g.IO.MousePos - window->Pos) / window->Size;
window->Pos += offset;
window->PosFloat += offset;
window->Size *= scale;
window->SizeFull *= scale;
}
else if (!g.IO.KeyCtrl && scroll_allowed)
{
// Mouse wheel vertical scrolling
float scroll_amount = 5 * scroll_window->CalcFontSize();
scroll_amount = (float)(int)ImMin(scroll_amount, (scroll_window->ContentsRegionRect.GetHeight() + scroll_window->WindowPadding.y * 2.0f) * 0.67f);
SetWindowScrollY(scroll_window, scroll_window->Scroll.y - g.IO.MouseWheel * scroll_amount);
}
}
if (g.IO.MouseWheelH != 0.0f && scroll_allowed)
{
// Mouse wheel horizontal scrolling (for hardware that supports it)
float scroll_amount = scroll_window->CalcFontSize();
if (!g.IO.KeyCtrl && !(window->Flags & ImGuiWindowFlags_NoScrollWithMouse))
SetWindowScrollX(window, window->Scroll.x - g.IO.MouseWheelH * scroll_amount);
}
}
// Pressing TAB activate widget focus
@ -3839,7 +3847,7 @@ void ImGui::EndFrame()
g.Windows.swap(g.WindowsSortBuffer);
// Clear Input data for next frame
g.IO.MouseWheel = 0.0f;
g.IO.MouseWheel = g.IO.MouseWheelH = 0.0f;
memset(g.IO.InputCharacters, 0, sizeof(g.IO.InputCharacters));
g.FrameCountEnded = g.FrameCount;
@ -3872,17 +3880,16 @@ void ImGui::Render()
g.DrawDataBuilder.FlattenIntoSingleLayer();
// Draw software mouse cursor if requested
if (g.IO.MouseDrawCursor)
ImVec2 offset, size, uv[4];
if (g.IO.MouseDrawCursor && g.IO.Fonts->GetMouseCursorTexData(g.MouseCursor, &offset, &size, &uv[0], &uv[2]))
{
const ImGuiMouseCursorData& cursor_data = g.MouseCursorData[g.MouseCursor];
const ImVec2 pos = g.IO.MousePos - cursor_data.HotOffset;
const ImVec2 size = cursor_data.Size;
const ImVec2 pos = g.IO.MousePos - offset;
const ImTextureID tex_id = g.IO.Fonts->TexID;
g.OverlayDrawList.PushTextureID(tex_id);
g.OverlayDrawList.AddImage(tex_id, pos+ImVec2(1,0), pos+ImVec2(1,0) + size, cursor_data.TexUvMin[1], cursor_data.TexUvMax[1], IM_COL32(0,0,0,48)); // Shadow
g.OverlayDrawList.AddImage(tex_id, pos+ImVec2(2,0), pos+ImVec2(2,0) + size, cursor_data.TexUvMin[1], cursor_data.TexUvMax[1], IM_COL32(0,0,0,48)); // Shadow
g.OverlayDrawList.AddImage(tex_id, pos, pos + size, cursor_data.TexUvMin[1], cursor_data.TexUvMax[1], IM_COL32(0,0,0,255)); // Black border
g.OverlayDrawList.AddImage(tex_id, pos, pos + size, cursor_data.TexUvMin[0], cursor_data.TexUvMax[0], IM_COL32(255,255,255,255)); // White fill
g.OverlayDrawList.AddImage(tex_id, pos+ImVec2(1,0), pos+ImVec2(1,0) + size, uv[2], uv[3], IM_COL32(0,0,0,48)); // Shadow
g.OverlayDrawList.AddImage(tex_id, pos+ImVec2(2,0), pos+ImVec2(2,0) + size, uv[2], uv[3], IM_COL32(0,0,0,48)); // Shadow
g.OverlayDrawList.AddImage(tex_id, pos, pos + size, uv[2], uv[3], IM_COL32(0,0,0,255)); // Black border
g.OverlayDrawList.AddImage(tex_id, pos, pos + size, uv[0], uv[1], IM_COL32(255,255,255,255)); // White fill
g.OverlayDrawList.PopTextureID();
}
if (!g.OverlayDrawList.VtxBuffer.empty())
@ -4345,9 +4352,7 @@ bool ImGui::IsKeyReleased(int user_key_index)
ImGuiContext& g = *GImGui;
if (user_key_index < 0) return false;
IM_ASSERT(user_key_index >= 0 && user_key_index < IM_ARRAYSIZE(g.IO.KeysDown));
if (g.IO.KeysDownDurationPrev[user_key_index] >= 0.0f && !g.IO.KeysDown[user_key_index])
return true;
return false;
return g.IO.KeysDownDurationPrev[user_key_index] >= 0.0f && !g.IO.KeysDown[user_key_index];
}
bool ImGui::IsMouseDown(int button)
@ -5476,12 +5481,12 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
// When reusing window again multiple times a frame, just append content (don't need to setup again)
if (first_begin_of_the_frame)
{
const bool is_pinned_child_tooltip = (flags & ImGuiWindowFlags_ChildWindow) && (flags & ImGuiWindowFlags_Tooltip); // FIXME-WIP: Undocumented behavior of Child+Tooltip for pinned tooltip (#1345)
const bool window_is_child_tooltip = (flags & ImGuiWindowFlags_ChildWindow) && (flags & ImGuiWindowFlags_Tooltip); // FIXME-WIP: Undocumented behavior of Child+Tooltip for pinned tooltip (#1345)
// Initialize
window->ParentWindow = parent_window;
window->RootWindow = window->RootNonPopupWindow = window;
if (parent_window && (flags & ImGuiWindowFlags_ChildWindow) && !is_pinned_child_tooltip)
if (parent_window && (flags & ImGuiWindowFlags_ChildWindow) && !window_is_child_tooltip)
window->RootWindow = parent_window->RootWindow;
if (parent_window && !(flags & ImGuiWindowFlags_Modal) && (flags & (ImGuiWindowFlags_ChildWindow | ImGuiWindowFlags_Popup)))
window->RootNonPopupWindow = parent_window->RootNonPopupWindow;
@ -5600,7 +5605,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
{
window->BeginOrderWithinParent = parent_window->DC.ChildWindows.Size;
parent_window->DC.ChildWindows.push_back(window);
if (!(flags & ImGuiWindowFlags_Popup) && !window_pos_set_by_api && !is_pinned_child_tooltip)
if (!(flags & ImGuiWindowFlags_Popup) && !window_pos_set_by_api && !window_is_child_tooltip)
window->Pos = window->PosFloat = parent_window->DC.CursorPos;
}
@ -5631,7 +5636,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
}
// Position tooltip (always follows mouse)
if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !is_pinned_child_tooltip)
if ((flags & ImGuiWindowFlags_Tooltip) != 0 && !window_pos_set_by_api && !window_is_child_tooltip)
{
ImVec2 ref_pos = (!g.NavDisableHighlight && g.NavDisableMouseHover) ? NavCalcPreferredMousePos() : g.IO.MousePos;
ImRect rect_to_avoid(ref_pos.x - 16, ref_pos.y - 8, ref_pos.x + 24, ref_pos.y + 24); // FIXME: Completely hard-coded. Store boxes in mouse cursor data? Scale? Center on cursor hit-point?
@ -5689,7 +5694,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
window->DrawList->Flags = (g.Style.AntiAliasedLines ? ImDrawListFlags_AntiAliasedLines : 0) | (g.Style.AntiAliasedFill ? ImDrawListFlags_AntiAliasedFill : 0);
window->DrawList->PushTextureID(g.Font->ContainerAtlas->TexID);
ImRect fullscreen_rect(GetVisibleRect());
if ((flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Popup) && !is_pinned_child_tooltip)
if ((flags & ImGuiWindowFlags_ChildWindow) && !(flags & ImGuiWindowFlags_Popup) && !window_is_child_tooltip)
PushClipRect(parent_window->ClipRect.Min, parent_window->ClipRect.Max, true);
else
PushClipRect(fullscreen_rect.Min, fullscreen_rect.Max, true);

9
imgui.h
View File

@ -966,7 +966,8 @@ struct ImGuiIO
ImVec2 MousePos; // Mouse position, in pixels. Set to ImVec2(-FLT_MAX,-FLT_MAX) if mouse is unavailable (on another screen, etc.)
bool MouseDown[5]; // Mouse buttons: left, right, middle + extras. ImGui itself mostly only uses left button (BeginPopupContext** are using right button). Others buttons allows us to track if the mouse is being used by your application + available to user as a convenience via IsMouse** API.
float MouseWheel; // Mouse wheel: 1 unit scrolls about 5 lines text.
float MouseWheel; // Mouse wheel: 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 back ends.
bool MouseDrawCursor; // Request ImGui to draw a mouse cursor for you (if you are on a platform without a mouse cursor).
bool KeyCtrl; // Keyboard modifier pressed: Control
bool KeyShift; // Keyboard modifier pressed: Shift
@ -1651,9 +1652,12 @@ struct ImFontAtlas
IMGUI_API int AddCustomRectRegular(unsigned int id, int width, int height); // Id needs to be >= 0x10000. Id >= 0x80000000 are reserved for ImGui and ImDrawList
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.
IMGUI_API void CalcCustomRectUV(const CustomRect* rect, ImVec2* out_uv_min, ImVec2* out_uv_max);
const CustomRect* GetCustomRectByIndex(int index) const { if (index < 0) return NULL; return &CustomRects[index]; }
// Internals
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]);
//-------------------------------------------
// Members
//-------------------------------------------
@ -1668,6 +1672,7 @@ struct ImFontAtlas
unsigned int* TexPixelsRGBA32; // 4 component per pixel, each component is unsigned 8-bit. Total size = TexWidth * TexHeight * 4
int TexWidth; // Texture width calculated during Build().
int TexHeight; // Texture height calculated during Build().
ImVec2 TexUvScale; // = (1.0f/TexWidth, 1.0f/TexHeight)
ImVec2 TexUvWhitePixel; // Texture coordinates to a white pixel
ImVector<ImFont*> Fonts; // Hold all the fonts returned by AddFont*. Fonts[0] is the default font upon calling ImGui::NewFrame(), use ImGui::PushFont()/PopFont() to change the current font.
ImVector<CustomRect> CustomRects; // Rectangles for packing custom texture data into the atlas.

50
imgui_draw.cpp
View File

@ -1358,7 +1358,6 @@ static const ImVec2 FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[ImGuiMouseCursor_Count_][
{ ImVec2(55,0), ImVec2(17,17), ImVec2( 9, 9) }, // ImGuiMouseCursor_ResizeNWSE
};
ImFontAtlas::ImFontAtlas()
{
TexID = NULL;
@ -1367,7 +1366,8 @@ ImFontAtlas::ImFontAtlas()
TexPixelsAlpha8 = NULL;
TexPixelsRGBA32 = NULL;
TexWidth = TexHeight = 0;
TexUvWhitePixel = ImVec2(0, 0);
TexUvScale = ImVec2(0.0f, 0.0f);
TexUvWhitePixel = ImVec2(0.0f, 0.0f);
for (int n = 0; n < IM_ARRAYSIZE(CustomRectIds); n++)
CustomRectIds[n] = -1;
}
@ -1611,8 +1611,27 @@ void ImFontAtlas::CalcCustomRectUV(const CustomRect* rect, ImVec2* out_uv_min, I
{
IM_ASSERT(TexWidth > 0 && TexHeight > 0); // Font atlas needs to be built before we can calculate UV coordinates
IM_ASSERT(rect->IsPacked()); // Make sure the rectangle has been packed
*out_uv_min = ImVec2((float)rect->X / TexWidth, (float)rect->Y / TexHeight);
*out_uv_max = ImVec2((float)(rect->X + rect->Width) / TexWidth, (float)(rect->Y + rect->Height) / TexHeight);
*out_uv_min = ImVec2((float)rect->X * TexUvScale.x, (float)rect->Y * TexUvScale.y);
*out_uv_max = ImVec2((float)(rect->X + rect->Width) * TexUvScale.x, (float)(rect->Y + rect->Height) * TexUvScale.y);
}
bool ImFontAtlas::GetMouseCursorTexData(ImGuiMouseCursor cursor_type, ImVec2* out_offset, ImVec2* out_size, ImVec2 out_uv_border[2], ImVec2 out_uv_fill[2])
{
if (cursor_type <= ImGuiMouseCursor_None || cursor_type >= ImGuiMouseCursor_Count_)
return false;
ImFontAtlas::CustomRect& r = CustomRects[CustomRectIds[0]];
IM_ASSERT(r.ID == FONT_ATLAS_DEFAULT_TEX_DATA_ID);
ImVec2 pos = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][0] + ImVec2((float)r.X, (float)r.Y);
ImVec2 size = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][1];
*out_size = size;
*out_offset = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[cursor_type][2];
out_uv_border[0] = (pos) * TexUvScale;
out_uv_border[1] = (pos + size) * TexUvScale;
pos.x += FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF + 1;
out_uv_fill[0] = (pos) * TexUvScale;
out_uv_fill[1] = (pos + size) * TexUvScale;
return true;
}
bool ImFontAtlas::Build()
@ -1645,7 +1664,8 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
atlas->TexID = NULL;
atlas->TexWidth = atlas->TexHeight = 0;
atlas->TexUvWhitePixel = ImVec2(0, 0);
atlas->TexUvScale = ImVec2(0.0f, 0.0f);
atlas->TexUvWhitePixel = ImVec2(0.0f, 0.0f);
atlas->ClearTexData();
// Count glyphs/ranges
@ -1754,6 +1774,7 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
// Create texture
atlas->TexHeight = ImUpperPowerOfTwo(atlas->TexHeight);
atlas->TexUvScale = ImVec2(1.0f / atlas->TexWidth, 1.0f / atlas->TexHeight);
atlas->TexPixelsAlpha8 = (unsigned char*)ImGui::MemAlloc(atlas->TexWidth * atlas->TexHeight);
memset(atlas->TexPixelsAlpha8, 0, atlas->TexWidth * atlas->TexHeight);
spc.pixels = atlas->TexPixelsAlpha8;
@ -1895,24 +1916,7 @@ static void ImFontAtlasBuildRenderDefaultTexData(ImFontAtlas* atlas)
atlas->TexPixelsAlpha8[offset0] = FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[n] == '.' ? 0xFF : 0x00;
atlas->TexPixelsAlpha8[offset1] = FONT_ATLAS_DEFAULT_TEX_DATA_PIXELS[n] == 'X' ? 0xFF : 0x00;
}
const ImVec2 tex_uv_scale(1.0f / atlas->TexWidth, 1.0f / atlas->TexHeight);
atlas->TexUvWhitePixel = ImVec2((r.X + 0.5f) * tex_uv_scale.x, (r.Y + 0.5f) * tex_uv_scale.y);
// Setup mouse cursors
for (int type = 0; type < ImGuiMouseCursor_Count_; type++)
{
ImGuiMouseCursorData& cursor_data = GImGui->MouseCursorData[type];
ImVec2 pos = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[type][0] + ImVec2((float)r.X, (float)r.Y);
const ImVec2 size = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[type][1];
cursor_data.Type = type;
cursor_data.Size = size;
cursor_data.HotOffset = FONT_ATLAS_DEFAULT_TEX_CURSOR_DATA[type][2];
cursor_data.TexUvMin[0] = (pos) * tex_uv_scale;
cursor_data.TexUvMax[0] = (pos + size) * tex_uv_scale;
pos.x += FONT_ATLAS_DEFAULT_TEX_DATA_W_HALF + 1;
cursor_data.TexUvMin[1] = (pos) * tex_uv_scale;
cursor_data.TexUvMax[1] = (pos + size) * tex_uv_scale;
}
atlas->TexUvWhitePixel = ImVec2((r.X + 0.5f) * atlas->TexUvScale.x, (r.Y + 0.5f) * atlas->TexUvScale.y);
}
void ImFontAtlasBuildFinish(ImFontAtlas* atlas)

13
imgui_internal.h
View File

@ -39,7 +39,6 @@ struct ImGuiGroupData;
struct ImGuiMenuColumns;
struct ImGuiDrawContext;
struct ImGuiTextEditState;
struct ImGuiMouseCursorData;
struct ImGuiPopupRef;
struct ImGuiWindow;
struct ImGuiWindowSettings;
@ -400,16 +399,6 @@ struct ImGuiSettingsHandler
ImGuiSettingsHandler() { memset(this, 0, sizeof(*this)); }
};
// Mouse cursor data (used when io.MouseDrawCursor is set)
struct ImGuiMouseCursorData
{
ImGuiMouseCursor Type;
ImVec2 HotOffset;
ImVec2 Size;
ImVec2 TexUvMin[2];
ImVec2 TexUvMax[2];
};
// Storage for current popup stack
struct ImGuiPopupRef
{
@ -612,7 +601,6 @@ struct ImGuiContext
float ModalWindowDarkeningRatio;
ImDrawList OverlayDrawList; // Optional software render of mouse cursors, if io.MouseDrawCursor is set + a few debug overlays
ImGuiMouseCursor MouseCursor;
ImGuiMouseCursorData MouseCursorData[ImGuiMouseCursor_Count_];
// Drag and Drop
bool DragDropActive;
@ -726,7 +714,6 @@ struct ImGuiContext
OverlayDrawList._Data = &DrawListSharedData;
OverlayDrawList._OwnerName = "##Overlay"; // Give it a name for debugging
MouseCursor = ImGuiMouseCursor_Arrow;
memset(MouseCursorData, 0, sizeof(MouseCursorData));
DragDropActive = false;
DragDropSourceFlags = 0;