kiss-lang/lime
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Implement window transparency.

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This commit is contained in:
Apprentice-Alchemist
2022-08-04 22:00:49 +02:00
parent 88b4fdf888
commit 1c8c6c1a5e
9 changed files with 96 additions and 1 deletions
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2
project/include/ui/Window.h
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@@ -60,6 +60,8 @@ namespace lime {
virtual void SetTextInputRect (Rectangle *rect) = 0;
virtual const char* SetTitle (const char* title) = 0;
virtual void WarpMouse (int x, int y) = 0;
virtual float GetOpacity();
virtual void SetOpacity(float opacity);
Application* currentApplication;
int flags;

26
project/src/ExternalInterface.cpp
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@@ -3744,6 +3744,28 @@ namespace lime {
}
double lime_window_get_opacity (value window) {
Window* targetWindow = (Window*)val_data (window);
return (float)targetWindow->GetOpacity ();
}
HL_PRIM double HL_NAME(hl_window_get_opacity) (HL_CFFIPointer* window) {
Window* targetWindow = (Window*)window->ptr;
return (float)targetWindow->GetOpacity ();
}
void lime_window_set_opacity (value window, double opacity) {
Window* targetWindow = (Window*)val_data (window);
targetWindow->SetOpacity((float)opacity);
}
HL_PRIM void HL_NAME(hl_window_set_opacity) (HL_CFFIPointer* window, double opacity) {
Window* targetWindow = (Window*)window->ptr;
targetWindow->SetOpacity ((float)opacity);
}
value lime_zlib_compress (value buffer, value bytes) {
@@ -3951,6 +3973,8 @@ namespace lime {
DEFINE_PRIME2v (lime_window_set_text_input_rect);
DEFINE_PRIME2 (lime_window_set_title);
DEFINE_PRIME3v (lime_window_warp_mouse);
DEFINE_PRIME1 (lime_window_get_opacity);
DEFINE_PRIME2v (lime_window_set_opacity);
DEFINE_PRIME2 (lime_zlib_compress);
DEFINE_PRIME2 (lime_zlib_decompress);
@@ -4135,6 +4159,8 @@ namespace lime {
DEFINE_HL_PRIM (_VOID, hl_window_set_text_input_rect, _TCFFIPOINTER _TRECTANGLE);
DEFINE_HL_PRIM (_STRING, hl_window_set_title, _TCFFIPOINTER _STRING);
DEFINE_HL_PRIM (_VOID, hl_window_warp_mouse, _TCFFIPOINTER _I32 _I32);
DEFINE_HL_PRIM (_F64, hl_window_get_opacity, _TCFFIPOINTER);
DEFINE_HL_PRIM (_VOID, hl_window_set_opacity, _TCFFIPOINTER _F64);
DEFINE_HL_PRIM (_TBYTES, hl_zlib_compress, _TBYTES _TBYTES);
DEFINE_HL_PRIM (_TBYTES, hl_zlib_decompress, _TBYTES _TBYTES);

11
project/src/backend/sdl/SDLWindow.cpp
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@@ -1082,6 +1082,17 @@ namespace lime {
}
float SDLWindow::GetOpacity() {
float opacity = 1.0;
if(SDL_GetWindowOpacity(sdlWindow, &opacity) != 0) {
return 1.0;
}
return opacity;
}
void SDLWindow::SetOpacity(float opacity) {
SDL_SetWindowOpacity(sdlWindow, opacity);
}
Window* CreateWindow (Application* application, int width, int height, int flags, const char* title) {

3
project/src/backend/sdl/SDLWindow.h
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@@ -54,7 +54,8 @@ namespace lime {
virtual void SetTextInputRect (Rectangle *rect);
virtual const char* SetTitle (const char* title);
virtual void WarpMouse (int x, int y);
virtual float GetOpacity();
virtual void SetOpacity(float opacity);
SDL_Renderer* sdlRenderer;
SDL_Texture* sdlTexture;
SDL_Window* sdlWindow;