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, 26 insertions, 2 deletions

diff --git a/backends/graphics/surfacesdl/surfacesdl-graphics.cpp b/backends/graphics/surfacesdl/surfacesdl-graphics.cpp
index 2d41ecead4..293fd9b188 100644
--- a/backends/graphics/surfacesdl/surfacesdl-graphics.cpp
+++ b/backends/graphics/surfacesdl/surfacesdl-graphics.cpp
@@ -122,7 +122,7 @@ static AspectRatio getDesiredAspectRatio() {
 
 SurfaceSdlGraphicsManager::SurfaceSdlGraphicsManager(SdlEventSource *sdlEventSource)
 	:
-	_sdlEventSource(sdlEventSource),
+	SdlGraphicsManager(sdlEventSource), _sdlEventSource(sdlEventSource),
 #ifdef USE_OSD
 	_osdSurface(0), _osdAlpha(SDL_ALPHA_TRANSPARENT), _osdFadeStartTime(0),
 #endif
@@ -2324,4 +2324,22 @@ bool SurfaceSdlGraphicsManager::notifyEvent(const Common::Event &event) {
 	return false;
 }
 
+void SurfaceSdlGraphicsManager::notifyVideoExpose() {
+	_forceFull = true;
+}
+
+void SurfaceSdlGraphicsManager::transformMouseCoordinates(Common::Point &point) {
+	if (!_overlayVisible) {
+		point.x /= _videoMode.scaleFactor;
+		point.y /= _videoMode.scaleFactor;
+		if (_videoMode.aspectRatioCorrection)
+			point.y = aspect2Real(point.y);
+	}
+}
+
+void SurfaceSdlGraphicsManager::notifyMousePos(Common::Point mouse) {
+	transformMouseCoordinates(mouse);
+	setMousePos(mouse.x, mouse.y);
+}
+
 #endif
diff --git a/backends/graphics/surfacesdl/surfacesdl-graphics.h b/backends/graphics/surfacesdl/surfacesdl-graphics.h
index cd8710d443..3de59c79be 100644
--- a/backends/graphics/surfacesdl/surfacesdl-graphics.h
+++ b/backends/graphics/surfacesdl/surfacesdl-graphics.h
@@ -24,6 +24,7 @@
 #define BACKENDS_GRAPHICS_SURFACESDL_GRAPHICS_H
 
 #include "backends/graphics/graphics.h"
+#include "backends/graphics/sdl/sdl-graphics.h"
 #include "graphics/pixelformat.h"
 #include "graphics/scaler.h"
 #include "common/events.h"
@@ -74,7 +75,7 @@ public:
 /**
  * SDL graphics manager
  */
-class SurfaceSdlGraphicsManager : public GraphicsManager, public Common::EventObserver {
+class SurfaceSdlGraphicsManager : public GraphicsManager, public SdlGraphicsManager, public Common::EventObserver {
 public:
 	SurfaceSdlGraphicsManager(SdlEventSource *sdlEventSource);
 	virtual ~SurfaceSdlGraphicsManager();
@@ -140,6 +141,11 @@ public:
 	// Override from Common::EventObserver
 	bool notifyEvent(const Common::Event &event);
 
+	// SdlGraphicsManager interface
+	virtual void notifyVideoExpose();
+	virtual void transformMouseCoordinates(Common::Point &point);
+	virtual void notifyMousePos(Common::Point mouse);
+
 protected:
 	SdlEventSource *_sdlEventSource;