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// Copyright 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_LAYERS_QUAD_SINK_H_
#define CC_LAYERS_QUAD_SINK_H_
#include "base/memory/scoped_ptr.h"
#include "cc/base/cc_export.h"
namespace cc {
class DrawQuad;
class SharedQuadState;
struct AppendQuadsData;
class CC_EXPORT QuadSink {
public:
virtual ~QuadSink() {}
// Call this to add a SharedQuadState before appending quads that refer to it.
// Returns a pointer to the given SharedQuadState for convenience, that can be
// set on the quads to append.
virtual SharedQuadState* UseSharedQuadState(
scoped_ptr<SharedQuadState> shared_quad_state) = 0;
// Returns true if the quad is added to the list, and false if the quad is
// entirely culled.
virtual bool Append(scoped_ptr<DrawQuad> draw_quad,
AppendQuadsData* append_quads_data) = 0;
};
} // namespace cc
#endif // CC_LAYERS_QUAD_SINK_H_
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