AW: branches/KDE/3.5/kdelibs/khtml/rendering

[Tobias Anton]

Hi,

Notice that outlines (e.g. the focus rectangle) may overlap the repainted
region, even though their object's bounding box is outside. Might this
commit introduce a regression for such cases?

Tobias

-----Ursprüngliche Nachricht-----
Von: Allan Sandfeld Jensen [mailto:kde at carewolf.com] 
Gesendet: Freitag, 19. Mai 2006 11:02
An: kde-commits at kde.org
Cc: khtml-cvs at kde.org; cniehaus at gmx.de; 125580-done at bugs.kde.org;
118806-done at bugs.kde.org
Betreff: branches/KDE/3.5/kdelibs/khtml/rendering

SVN commit 542397 by carewolf:

Only repaint the expossed area when scrolling. 
Fixing local mistakes makes our perfomance less dependent on fully optimized
drivers.
BUG: 125580
BUG: 118806


 M  +9 -0      render_box.cpp  


--- branches/KDE/3.5/kdelibs/khtml/rendering/render_box.cpp #542396:542397
@@ -529,7 +529,16 @@
             sy+=b.y()-cy;
             cx=b.x();cy=b.y();cw=b.width();ch=b.height();
         }
+        // restrict painting to repaint-clip
+        if (cy < clipy) {
+            ch -= (clipy - cy);
+            sy += (clipy - cy);
+            cy = clipy;
+        }
+        ch = kMin(ch, cliph);
 
+// 	kdDebug() << " clipy, cliph: " << clipy << ", " << cliph << endl;
+//         kdDebug() << " drawTiledPixmap(" << cx << ", " << cy << ", " <<
cw << ", " << ch << ", " << sx << ", " << sy << ")" << endl;
         if (cw>0 && ch>0)
             p->drawTiledPixmap(cx, cy, cw, ch, bg->tiled_pixmap(c), sx,
sy);
 
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