/*
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* Copyright 2013 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef SkComposeImageFilter_DEFINED
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#define SkComposeImageFilter_DEFINED
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#include "SkFlattenable.h"
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#include "SkImageFilter.h"
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class SK_API SkComposeImageFilter : public SkImageFilter {
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public:
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static sk_sp<SkImageFilter> Make(sk_sp<SkImageFilter> outer, sk_sp<SkImageFilter> inner);
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SkRect computeFastBounds(const SkRect& src) const override;
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protected:
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explicit SkComposeImageFilter(sk_sp<SkImageFilter> inputs[2]) : INHERITED(inputs, 2, nullptr) {
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SkASSERT(inputs[0].get());
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SkASSERT(inputs[1].get());
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}
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sk_sp<SkSpecialImage> onFilterImage(SkSpecialImage* source, const Context&,
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SkIPoint* offset) const override;
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sk_sp<SkImageFilter> onMakeColorSpace(SkColorSpaceXformer*) const override;
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SkIRect onFilterBounds(const SkIRect&, const SkMatrix& ctm,
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MapDirection, const SkIRect* inputRect) const override;
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bool onCanHandleComplexCTM() const override { return true; }
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private:
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SK_FLATTENABLE_HOOKS(SkComposeImageFilter)
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typedef SkImageFilter INHERITED;
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};
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#endif
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