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- /*
- * 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 SkTileImageFilter_DEFINED
- #define SkTileImageFilter_DEFINED
- #include "include/core/SkFlattenable.h"
- #include "include/core/SkImageFilter.h"
- class SK_API SkTileImageFilter : public SkImageFilter {
- public:
- /** Create a tile image filter
- @param src Defines the pixels to tile
- @param dst Defines the pixels where tiles are drawn
- @param input Input from which the subregion defined by srcRect will be tiled
- */
- static sk_sp<SkImageFilter> Make(const SkRect& src,
- const SkRect& dst,
- sk_sp<SkImageFilter> input);
- SkIRect onFilterBounds(const SkIRect& src, const SkMatrix& ctm,
- MapDirection, const SkIRect* inputRect) const override;
- SkIRect onFilterNodeBounds(const SkIRect&, const SkMatrix& ctm,
- MapDirection, const SkIRect* inputRect) const override;
- SkRect computeFastBounds(const SkRect& src) const override;
- protected:
- void flatten(SkWriteBuffer& buffer) const override;
- sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&,
- SkIPoint* offset) const override;
- private:
- SK_FLATTENABLE_HOOKS(SkTileImageFilter)
- SkTileImageFilter(const SkRect& srcRect, const SkRect& dstRect, sk_sp<SkImageFilter> input)
- : INHERITED(&input, 1, nullptr), fSrcRect(srcRect), fDstRect(dstRect) {}
- SkRect fSrcRect;
- SkRect fDstRect;
- typedef SkImageFilter INHERITED;
- };
- #endif
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