X-Git-Url: https://eleni.mutantstargoat.com/git/?a=blobdiff_plain;f=src%2Fwindow.cc;h=fb46b381da7e53eee2b2eac5a7a0d1d9d101bb2e;hb=2a5665e9005d05c8d30747f1fcb2c41d0a8f27c8;hp=59302d4ec309f9e683413a7e5fc62f57092a7b4c;hpb=be0a7f10421181033894629afbba677986bb9f44;p=winnie

diff --git a/src/window.cc b/src/window.cc
index 59302d4..fb46b38 100644
--- a/src/window.cc
+++ b/src/window.cc
@@ -1,4 +1,5 @@
 #include <algorithm>
+#include <stdio.h> //TODO
 #include <string.h>
 
 #include "gfx.h"
@@ -90,24 +91,31 @@ void Window::invalidate()
 	wm->invalidate_region(abs_rect);
 }
 
-void Window::draw(const Rect &dirty_region)
+void Window::draw(Rect *dirty_region)
 {
 	Rect abs_rect = get_absolute_rect();
-	Rect intersect = rect_intersection(abs_rect, dirty_region);
+	Rect intersect = rect_intersection(abs_rect, *dirty_region);
 	if(intersect.width && intersect.height) {
+		Rect prev_clip = get_clipping_rect();
+		set_clipping_rect(abs_rect);
+		
 		if(callbacks.display) {
 			callbacks.display(this);
 		}
 		dirty = false;
 
 		draw_children(abs_rect);
+		
+		*dirty_region = rect_union(*dirty_region, abs_rect);
+		set_clipping_rect(prev_clip);
 	}
 }
 
 void Window::draw_children(const Rect &dirty_region)
 {
+	Rect drect = dirty_region;
 	for(size_t i=0; i<children.size(); i++) {
-		children[i]->draw(dirty_region);
+		children[i]->draw(&drect);
 	}
 }