Allow preservation of alpha channel when loading image resources, which is used

to load alpha blended mouse cursor, which is now drawn instead of using the
system cursor.

2 files changed, 18 insertions, 1 deletions

diff --git a/src/graphic/graphic.cpp b/src/graphic/graphic.cpp
index d39338de..a0786e59 100644
--- a/src/graphic/graphic.cpp
+++ b/src/graphic/graphic.cpp
@@ -150,9 +150,20 @@ int get_y_offset(Being *being) {
 }
 
 
-Graphics::Graphics()
+Graphics::Graphics():
+    mouseCursor(NULL)
 {
     setTarget(SDL_GetVideoSurface());
+
+    // Load the mouse cursor
+    ResourceManager *resman = ResourceManager::getInstance();
+    mouseCursor = resman->getImage("core/graphics/gui/mouse.png", IMG_ALPHA);
+    if (!mouseCursor) {
+        error("Unable to load mouse cursor.");
+    }
+
+    // Hide the system mouse cursor
+    SDL_ShowCursor(SDL_DISABLE);
 }
 
 Graphics::~Graphics() {
@@ -210,6 +221,9 @@ void Graphics::drawImageRect(
 
 void Graphics::updateScreen()
 {
+    // Draw mouse before flipping
+    mouseCursor->draw(screen, mouseX - 5, mouseY - 2);
+
     SDL_Flip(screen);
 }
 
diff --git a/src/graphic/graphic.h b/src/graphic/graphic.h
index 0bae4327..3e4bc168 100644
--- a/src/graphic/graphic.h
+++ b/src/graphic/graphic.h
@@ -152,6 +152,9 @@ class Graphics : public gcn::SDLGraphics {
          * screen or swapping pages.
          */
         void updateScreen();
+
+    private:
+        Image *mouseCursor;
 };
 
 /**