SDL: Let SDL based graphics managers inherit from SdlGraphicsManager.

This also adapts port I can not test (not even the compilation). So if this
breaks anything I am sorry about it.

2 files changed, 15 insertions, 9 deletions

diff --git a/backends/graphics/dinguxsdl/dinguxsdl-graphics.cpp b/backends/graphics/dinguxsdl/dinguxsdl-graphics.cpp
index 8075d0d45b..5aa39aa9a5 100644
--- a/backends/graphics/dinguxsdl/dinguxsdl-graphics.cpp
+++ b/backends/graphics/dinguxsdl/dinguxsdl-graphics.cpp
@@ -514,17 +514,22 @@ void DINGUXSdlGraphicsManager::adjustMouseEvent(const Common::Event &event) {
 	if (!event.synthetic) {
 		Common::Event newEvent(event);
 		newEvent.synthetic = true;
-		if (!_overlayVisible) {
-			if (_videoMode.mode == GFX_HALF) {
-				newEvent.mouse.x *= 2;
-				newEvent.mouse.y *= 2;
-			}
-			newEvent.mouse.x /= _videoMode.scaleFactor;
-			newEvent.mouse.y /= _videoMode.scaleFactor;
-			if (_videoMode.aspectRatioCorrection)
-				newEvent.mouse.y = aspect2Real(newEvent.mouse.y);
+		transformMouseCoordinates(newEvent.mouse);
+		g_system->getEventManager()->pushEvent(newEvent);
+	}
+}
+
+void DINGUXSdlGraphicsManager::transformMouseCoordinates(Common::Point &point) {
+	if (!_overlayVisible) {
+		if (_videoMode.mode == GFX_HALF) {
+			point.x *= 2;
+			point.y *= 2;
 		}
 		g_system->getEventManager()->pushEvent(newEvent);
+		point.x /= _videoMode.scaleFactor;
+		point.y /= _videoMode.scaleFactor;
+		if (_videoMode.aspectRatioCorrection)
+			point.y = aspect2Real(point.y);
 	}
 }
 
diff --git a/backends/graphics/dinguxsdl/dinguxsdl-graphics.h b/backends/graphics/dinguxsdl/dinguxsdl-graphics.h
index 84a784b771..468a19a3ee 100644
--- a/backends/graphics/dinguxsdl/dinguxsdl-graphics.h
+++ b/backends/graphics/dinguxsdl/dinguxsdl-graphics.h
@@ -58,6 +58,7 @@ public:
 	SurfaceSdlGraphicsManager::VideoState *getVideoMode();
 
 	virtual void adjustMouseEvent(const Common::Event &event);
+	virtual void transformMouseCoordinates(Common::Point &point);
 };
 
 #endif /* BACKENDS_GRAPHICS_SDL_DINGUX_H */