add matrix options to drawDrawable

include/core/SkCanvas.h

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkCanvas_DEFINED
 #define SkCanvas_DEFINED
 
@@ skipping 1055 matching lines @@
     }
 
     /**
      *  Draw the contents of this drawable into the canvas. If the canvas is async
      *  (e.g. it is recording into a picture) then the drawable will be referenced instead,
      *  to have its draw() method called when the picture is finalized.
      *
      *  If the intent is to force the contents of the drawable into this canvas immediately,
      *  then drawable->draw(canvas) may be called.
      */
-    void drawDrawable(SkDrawable* drawable);
+    void drawDrawable(SkDrawable* drawable, const SkMatrix* = NULL);
+    void drawDrawable(SkDrawable*, SkScalar x, SkScalar y);
 
     //////////////////////////////////////////////////////////////////////////
 
     /** Get the current filter object. The filter's reference count is not
         affected. The filter is saved/restored, just like the matrix and clip.
         @return the canvas' filter (or NULL).
     */
     SkDrawFilter* getDrawFilter() const;
 
     /** Set the new filter (or NULL). Pass NULL to clear any existing filter.
@@ skipping 135 matching lines @@
     virtual void onDrawTextOnPath(const void* text, size_t byteLength,
                                   const SkPath& path, const SkMatrix* matrix,
                                   const SkPaint& paint);
 
     virtual void onDrawTextBlob(const SkTextBlob* blob, SkScalar x, SkScalar y,
                                 const SkPaint& paint);
 
     virtual void onDrawPatch(const SkPoint cubics[12], const SkColor colors[4],
                            const SkPoint texCoords[4], SkXfermode* xmode, const SkPaint& paint);
 
-    virtual void onDrawDrawable(SkDrawable*);
+    virtual void onDrawDrawable(SkDrawable*, const SkMatrix*);
 
     virtual void onDrawPaint(const SkPaint&);
     virtual void onDrawRect(const SkRect&, const SkPaint&);
     virtual void onDrawOval(const SkRect&, const SkPaint&);
     virtual void onDrawRRect(const SkRRect&, const SkPaint&);
     virtual void onDrawPoints(PointMode, size_t count, const SkPoint pts[], const SkPaint&);
     virtual void onDrawVertices(VertexMode, int vertexCount, const SkPoint vertices[],
                                 const SkPoint texs[], const SkColor colors[], SkXfermode*,
                                 const uint16_t indices[], int indexCount, const SkPaint&);
 
@@ skipping 270 matching lines @@
 
 class SkCanvasClipVisitor {
 public:
     virtual ~SkCanvasClipVisitor();
     virtual void clipRect(const SkRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipRRect(const SkRRect&, SkRegion::Op, bool antialias) = 0;
     virtual void clipPath(const SkPath&, SkRegion::Op, bool antialias) = 0;
 };
 
 #endif