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/*
 * Copyright 2017 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkSGInvalidationController_DEFINED
#define SkSGInvalidationController_DEFINED

#include "SkTDArray.h"
#include "SkTypes.h"

struct SkRect;

namespace sksg {

/**
 * Receiver for invalidation events.
 *
 * Tracks dirty regions for repaint.
 */
class InvalidationController : public SkNoncopyable {
public:
    InvalidationController();

    void inval(const SkRect&);

    const SkRect* begin() const { return fRects.begin(); }
    const SkRect* end()   const { return fRects.end(); }

private:
    SkTDArray<SkRect> fRects;

    typedef SkNoncopyable INHERITED;
};

} // namespace sksg

#endif // SkSGInvalidationController_DEFINED