SkBitmapSource.h revision e93e1dbf0eced1e1b9aeed7c0c170961e2d61e32 
1/*
2 * Copyright 2012 The Android Open Source Project
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8#ifndef SkBitmapSource_DEFINED
9#define SkBitmapSource_DEFINED
10
11#include "SkImageFilter.h"
12#include "SkBitmap.h"
13
14class SK_API SkBitmapSource : public SkImageFilter {
15public:
16    explicit SkBitmapSource(const SkBitmap& bitmap);
17    SkBitmapSource(const SkBitmap& bitmap, const SkRect& srcRect, const SkRect& dstRect);
18
19    SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkBitmapSource)
20
21protected:
22    explicit SkBitmapSource(SkFlattenableReadBuffer& buffer);
23    virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE;
24    virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&,
25                               SkBitmap* result, SkIPoint* offset) SK_OVERRIDE;
26
27private:
28    SkBitmap fBitmap;
29    SkRect   fSrcRect, fDstRect;
30    typedef SkImageFilter INHERITED;
31};
32
33#endif
34