src/share/classes/sun/java2d/SunGraphics2D.java

@@ -2106,11 +2106,11 @@
         }
         SurfaceData theData = surfaceData;
         if (theData.copyArea(this, x, y, w, h, dx, dy)) {
             return;
         }
-        if (transformState >= TRANSFORM_TRANSLATESCALE) {
+        if (transformState > TRANSFORM_TRANSLATESCALE) {
             throw new InternalError("transformed copyArea not implemented yet");
         }
         // REMIND: This method does not deal with missing data from the
         // source object (i.e. it does not send exposure events...)
 

@@ -2127,12 +2127,29 @@
             }
             lastCAblit = Blit.locate(dsttype, comptype, dsttype);
             lastCAcomp = comp;
         }
 
-        x += transX;
-        y += transY;
+        double[] coords = {x, y, x + w, y + h, x + dx, y + dy};
+        transform.transform(coords, 0, coords, 0, 3);
+
+        x = (int)Math.ceil(coords[0] - 0.5);
+        y = (int)Math.ceil(coords[1] - 0.5);
+        w = ((int)Math.ceil(coords[2] - 0.5)) - x;
+        h = ((int)Math.ceil(coords[3] - 0.5)) - y;
+        dx = ((int)Math.ceil(coords[4] - 0.5)) - x;
+        dy = ((int)Math.ceil(coords[5] - 0.5)) - y;
+        
+        // In case of negative scale transform, reflect the rect coords.
+        if (w < 0) {
+            w *= -1;
+            x -= w;
+        }
+        if (h < 0) {
+            h *= -1;
+            y -= h;
+        }
 
         Blit ob = lastCAblit;
         if (dy == 0 && dx > 0 && dx < w) {
             while (w > 0) {
                 int partW = Math.min(w, dx);