TONY: Created a debugger command 'dirty_rects' to show dirty rect areas on-screen

1 files changed, 16 insertions, 0 deletions

diff --git a/engines/tony/window.cpp b/engines/tony/window.cpp
index bf0094ff2a..a35e765b6c 100644
--- a/engines/tony/window.cpp
+++ b/engines/tony/window.cpp
@@ -27,6 +27,7 @@
  */
 
 #include "common/scummsys.h"
+#include "graphics/surface.h"
 #include "util.h"
 #include "tony/window.h"
 #include "tony/game.h"
@@ -40,6 +41,7 @@ namespace Tony {
 \****************************************************************************/
 
 RMWindow::RMWindow() {
+	_showDirtyRects = false;
 }
 
 RMWindow::~RMWindow() {
@@ -126,11 +128,25 @@ void RMWindow::getNewFrame(RMGfxTargetBuffer &bigBuf, Common::Rect *rcBoundEllip
 		Common::List<Common::Rect> dirtyRects = bigBuf.getDirtyRects();
 		Common::List<Common::Rect>::iterator i;
 
+		// If showing dirty rects, copy the entire screen background and set up a surface pointer
+		Graphics::Surface *s = NULL;
+		if (_showDirtyRects) {
+			g_system->copyRectToScreen(lpBuf, RM_SX * 2, 0, 0, RM_SX, RM_SY);
+			s = g_system->lockScreen();
+		}
+
 		for (i = dirtyRects.begin(); i != dirtyRects.end(); ++i) {
 			Common::Rect &r = *i;
 			const byte *lpSrc = lpBuf + (RM_SX * 2) * r.top + (r.left * 2);
 			g_system->copyRectToScreen(lpSrc, RM_SX * 2, r.left, r.top, r.width(), r.height());
+
+			if (_showDirtyRects)
+				// Frame the copied area with a rectangle
+				s->frameRect(r, 0xffffff);
 		}
+
+		if (_showDirtyRects)
+			g_system->unlockScreen();
 	}
 
 	if (_bGrabThumbnail) {