improvements for non quadratic maps

client/render/Canvas.cpp

@@ -186,3 +186,8 @@ SDL_Surface * Canvas::getInternalSurface()
 {
 	return surface;
 }
+
+Rect Canvas::getRenderArea() const
+{
+	return renderArea;
+}

client/render/Canvas.h

@@ -101,4 +101,7 @@ public:
 
 	/// Compatibility method. AVOID USAGE. To be removed once SDL abstraction layer is finished.
 	SDL_Surface * getInternalSurface();
+
+	/// get the render area
+	Rect getRenderArea() const;
 };