pre-land special methods on device

include/core/SkBitmapDevice.h

 
 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkBitmapDevice_DEFINED
 #define SkBitmapDevice_DEFINED
@@ skipping 104 matching lines @@
                              const SkScalar pos[], int scalarsPerPos,
                              const SkPoint& offset, const SkPaint& paint) override;
     virtual void drawVertices(const SkDraw&, SkCanvas::VertexMode, int vertexCount,
                               const SkPoint verts[], const SkPoint texs[],
                               const SkColor colors[], SkXfermode* xmode,
                               const uint16_t indices[], int indexCount,
                               const SkPaint& paint) override;
     virtual void drawDevice(const SkDraw&, SkBaseDevice*, int x, int y, const SkPaint&) override;
 
     ///////////////////////////////////////////////////////////////////////////
+    
+    void drawSpecial(const SkDraw&, SkSpecialImage*, int x, int y, const SkPaint&) override;
+    sk_sp<SkSpecialImage> makeSpecial(const SkBitmap&) override;
+    sk_sp<SkSpecialImage> makeSpecial(const SkImage*) override;
+    sk_sp<SkSpecialImage> snapSpecial() override;
+
+    ///////////////////////////////////////////////////////////////////////////
 
     /** Update as needed the pixel value in the bitmap, so that the caller can
         access the pixels directly. Note: only the pixels field should be
         altered. The config/width/height/rowbytes must remain unchanged.
         @return the device contents as a bitmap
     */
     const SkBitmap& onAccessBitmap() override;
 
     SkPixelRef* getPixelRef() const { return fBitmap.pixelRef(); }
     // just for subclasses, to assign a custom pixelref
@@ skipping 30 matching lines @@
     SkImageFilterCache* getImageFilterCache() override;
 
     SkBitmap    fBitmap;
 
     void setNewSize(const SkISize&);  // Used by SkCanvas for resetForNextPicture().
 
     typedef SkBaseDevice INHERITED;
 };
 
 #endif // SkBitmapDevice_DEFINED