GUI: Add copyRectToOSD()

I was lazy to implement that in OpenGLGraphicsManager and I'm not sure
it's implemented correctly in SurfaceSdlGraphicsManager, but it works
for me.

1 files changed, 4 insertions, 0 deletions

diff --git a/backends/modular-backend.cpp b/backends/modular-backend.cpp
index d8be9ca7ed..08565dcbdd 100644
--- a/backends/modular-backend.cpp
+++ b/backends/modular-backend.cpp
@@ -241,6 +241,10 @@ void ModularBackend::displayMessageOnOSD(const char *msg) {
 	_graphicsManager->displayMessageOnOSD(msg);
 }
 
+void ModularBackend::copyRectToOSD(const void *buf, int pitch, int x, int y, int w, int h) {
+	_graphicsManager->copyRectToOSD(buf, pitch, x, y, w, h);
+}
+
 void ModularBackend::quit() {
 	exit(0);
 }