CL removing inheritance of SkDevice from PlatformDevice. Flavours of PlatformDevice classes now ...

skia/ext/vector_platform_device_skia.h

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef SKIA_EXT_VECTOR_PLATFORM_DEVICE_SKIA_H_
 #define SKIA_EXT_VECTOR_PLATFORM_DEVICE_SKIA_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "skia/ext/platform_device.h"
 #include "third_party/skia/include/core/SkRefCnt.h"
 #include "third_party/skia/include/core/SkTScopedPtr.h"
 #include "third_party/skia/include/pdf/SkPDFDevice.h"
 
 class SkClipStack;
 class SkMatrix;
 struct SkIRect;
 struct SkRect;
 
 namespace skia {
 
 class BitmapPlatformDevice;
 
-class VectorPlatformDeviceSkia : public PlatformDevice {
+class VectorPlatformDeviceSkia : public PlatformDevice, public SkPDFDevice {
  public:
-  SK_API VectorPlatformDeviceSkia(SkPDFDevice* pdf_device);
+  SK_API VectorPlatformDeviceSkia(const SkISize& pageSize,
+                                  const SkISize& contentSize,
+                                  const SkMatrix& initialTransform);
   virtual ~VectorPlatformDeviceSkia();
 
-  SkPDFDevice* PdfDevice() { return pdf_device_.get(); }
-
   // PlatformDevice methods.
   virtual bool IsNativeFontRenderingAllowed();
 
   virtual PlatformSurface BeginPlatformPaint();
   virtual void EndPlatformPaint();
 #if defined(OS_WIN)
   virtual void DrawToNativeContext(HDC dc, int x, int y, const RECT* src_rect);
 #elif defined(OS_MACOSX)
   virtual void DrawToNativeContext(CGContext* context, int x, int y,
                                    const CGRect* src_rect);
   virtual CGContextRef GetBitmapContext();
+#elif defined(OS_LINUX)
+  virtual void DrawToNativeContext(PlatformSurface surface, int x, int y,
+                                   const PlatformRect* src_rect);
 #endif
 
-  // SkDevice methods.
-  virtual uint32_t getDeviceCapabilities();
-  virtual int width() const;
-  virtual int height() const;
-  virtual void setMatrixClip(const SkMatrix& matrix, const SkRegion& region,
-                             const SkClipStack& stack);
-  virtual bool readPixels(const SkIRect& srcRect, SkBitmap* bitmap);
-
-  virtual void drawPaint(const SkDraw& draw, const SkPaint& paint);
-  virtual void drawPoints(const SkDraw& draw, SkCanvas::PointMode mode,
-                          size_t count, const SkPoint[], const SkPaint& paint);
-  virtual void drawRect(const SkDraw& draw, const SkRect& rect,
-                        const SkPaint& paint);
-  virtual void drawPath(const SkDraw& draw, const SkPath& path,
-                        const SkPaint& paint, const SkMatrix* prePathMatrix,
-                        bool pathIsMutable);
-  virtual void drawBitmap(const SkDraw& draw, const SkBitmap& bitmap,
-                          const SkIRect* srcRectOrNull, const SkMatrix& matrix,
-                          const SkPaint& paint);
-  virtual void drawSprite(const SkDraw& draw, const SkBitmap& bitmap,
-                          int x, int y, const SkPaint& paint);
-  virtual void drawText(const SkDraw& draw, const void* text, size_t len,
-                        SkScalar x, SkScalar y, const SkPaint& paint);
-  virtual void drawPosText(const SkDraw& draw, const void* text, size_t len,
-                           const SkScalar pos[], SkScalar constY,
-                           int scalarsPerPos, const SkPaint& paint);
-  virtual void drawTextOnPath(const SkDraw& draw, const void* text, size_t len,
-                              const SkPath& path, const SkMatrix* matrix,
-                              const SkPaint& paint);
-  virtual void drawVertices(const SkDraw& draw, SkCanvas::VertexMode,
-                            int vertexCount, const SkPoint verts[],
-                            const SkPoint texs[], const SkColor colors[],
-                            SkXfermode* xmode, const uint16_t indices[],
-                            int indexCount, const SkPaint& paint);
-  virtual void drawDevice(const SkDraw& draw, SkDevice*, int x, int y,
-                          const SkPaint&);
-
-  // Sets the drawing area for the device. Subsequent draw calls are
-  // directed to the specific drawing area (margin or content area).
-  SK_API void setDrawingArea(SkPDFDevice::DrawingArea area);
-
- protected:
-  virtual SkDevice* onCreateCompatibleDevice(SkBitmap::Config, int width,
-                                             int height, bool isOpaque,
-                                             Usage usage);
-
  private:
-  SkRefPtr<SkPDFDevice> pdf_device_;
   SkRefPtr<BitmapPlatformDevice> raster_surface_;
 
   DISALLOW_COPY_AND_ASSIGN(VectorPlatformDeviceSkia);
 };
 
 }  // namespace skia
 
 #endif  // SKIA_EXT_VECTOR_PLATFORM_DEVICE_SKIA_H_