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48 lines
1.0 KiB
48 lines
1.0 KiB
/*
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* Copyright 2017 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 SkSGInvalidationController_DEFINED
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#define SkSGInvalidationController_DEFINED
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#include "include/core/SkMatrix.h"
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#include "include/core/SkTypes.h"
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#include <vector>
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struct SkRect;
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namespace sksg {
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/**
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* Receiver for invalidation events.
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*
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* Tracks dirty regions for repaint.
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*/
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class InvalidationController {
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public:
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InvalidationController();
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InvalidationController(const InvalidationController&) = delete;
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InvalidationController& operator=(const InvalidationController&) = delete;
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void inval(const SkRect&, const SkMatrix& ctm = SkMatrix::I());
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const SkRect& bounds() const { return fBounds; }
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auto begin() const { return fRects.cbegin(); }
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auto end() const { return fRects.cend(); }
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void reset();
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private:
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std::vector<SkRect> fRects;
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SkRect fBounds;
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};
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} // namespace sksg
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#endif // SkSGInvalidationController_DEFINED
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