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/*
* Copyright 2012 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 SkMagnifierImageFilter_DEFINED
#define SkMagnifierImageFilter_DEFINED
#include "SkRect.h"
#include "SkImageFilter.h"
class SK_API SkMagnifierImageFilter : public SkImageFilter {
public:
static sk_sp<SkImageFilter> Make(const SkRect& src, SkScalar inset,
sk_sp<SkImageFilter> input,
const CropRect* cropRect = nullptr);
SK_TO_STRING_OVERRIDE()
SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMagnifierImageFilter)
#ifdef SK_SUPPORT_LEGACY_IMAGEFILTER_PTR
static SkImageFilter* Create(const SkRect& src, SkScalar inset,
SkImageFilter* input = nullptr) {
return Make(src, inset, sk_ref_sp<SkImageFilter>(input)).release();
}
#endif
protected:
SkMagnifierImageFilter(const SkRect& srcRect,
SkScalar inset,
sk_sp<SkImageFilter> input,
const CropRect* cropRect);
void flatten(SkWriteBuffer&) const override;
sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&,
SkIPoint* offset) const override;
private:
SkRect fSrcRect;
SkScalar fInset;
typedef SkImageFilter INHERITED;
};
#endif
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