Add temporary interfaces in blur and clip to

permit testing if it is to our advantage
to selectively disable soft clipping and
high quality blurs during animations.
Review URL: https://codereview.appspot.com/6812092

git-svn-id: http://skia.googlecode.com/svn/trunk@6328 2bbb7eff-a529-9590-31e7-b0007b416f81

2 files changed, 17 insertions, 0 deletions

diff --git a/include/core/SkCanvas.h b/include/core/SkCanvas.h
index 0d7b899c73..5c0738c5ac 100644
--- a/include/core/SkCanvas.h
+++ b/include/core/SkCanvas.h
@@ -363,6 +363,14 @@ public:
                           SkRegion::Op op = SkRegion::kIntersect_Op,
                           bool doAntiAlias = false);
 
+    /** EXPERIMENTAL -- only used for testing
+        Set to false to force clips to be hard, even if doAntiAlias=true is
+        passed to clipRect or clipPath.
+     */
+    void setAllowSoftClip(bool allow) {
+        fAllowSoftClip = allow;
+    }
+
     /** Modify the current clip with the specified region. Note that unlike
         clipRect() and clipPath() which transform their arguments by the current
         matrix, clipRegion() assumes its argument is already in device
@@ -1027,6 +1035,7 @@ private:
      */
     mutable SkRectCompareType fLocalBoundsCompareType;
     mutable bool              fLocalBoundsCompareTypeDirty;
+    bool fAllowSoftClip;
 
     const SkRectCompareType& getLocalClipBoundsCompareType() const {
         if (fLocalBoundsCompareTypeDirty) {
diff --git a/include/core/SkMaskFilter.h b/include/core/SkMaskFilter.h
index 47cf516f2f..8dc7a6ab69 100644
--- a/include/core/SkMaskFilter.h
+++ b/include/core/SkMaskFilter.h
@@ -81,6 +81,14 @@ public:
     virtual BlurType asABlur(BlurInfo*) const;
 
     /**
+     * TEMPORARY HACK -- SkMaskFilters are designed to be immutable
+     * Optional method for maskfilters that can be described as a blur. If so,
+     * set the current blur to respect the [radius / ignore-transform /
+     * quality] settings.
+     */
+    virtual void setAsABlur(const BlurInfo& );
+
+    /**
      * The fast bounds function is used to enable the paint to be culled early
      * in the drawing pipeline. This function accepts the current bounds of the
      * paint as its src param and the filter adjust those bounds using its