add FillIRect variant that takes a rasterclip

git-svn-id: http://skia.googlecode.com/svn/trunk@2478 2bbb7eff-a529-9590-31e7-b0007b416f81

1 files changed, 23 insertions, 1 deletions

diff --git a/src/core/SkScan.cpp b/src/core/SkScan.cpp
index 719b0bcc7f..ce46669fbd 100644
--- a/src/core/SkScan.cpp
+++ b/src/core/SkScan.cpp
@@ -9,7 +9,7 @@
 
 #include "SkScan.h"
 #include "SkBlitter.h"
-#include "SkRegion.h"
+#include "SkRasterClip.h"
 
 static inline void blitrect(SkBlitter* blitter, const SkIRect& r) {
     blitter->blitRect(r.fLeft, r.fTop, r.width(), r.height());
@@ -65,3 +65,25 @@ void SkScan::FillRect(const SkRect& r, const SkRegion* clip,
 
 #endif
 
+///////////////////////////////////////////////////////////////////////////////
+
+void SkScan::FillIRect(const SkIRect& r, const SkRasterClip& clip,
+                       SkBlitter* blitter) {
+    if (clip.isEmpty() || r.isEmpty()) {
+        return;
+    }
+    
+    if (clip.isBW()) {
+        FillIRect(r, &clip.bwRgn(), blitter);
+        return;
+    }
+
+    const SkAAClip* aaClip = &clip.aaRgn();
+    SkRegion        tmp;
+    SkAAClipBlitter aaBlitter;
+    
+    tmp.setRect(aaClip->getBounds());
+    aaBlitter.init(blitter, aaClip);
+    FillIRect(r, &tmp, &aaBlitter);
+}
+