1/*
2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef PlatformCALayerClient_h
27#define PlatformCALayerClient_h
28
29#if USE(ACCELERATED_COMPOSITING)
30
31#include "GraphicsContext.h"
32#include "GraphicsLayer.h"
33#include "PlatformCAAnimation.h"
34#include <wtf/HashMap.h>
35#include <wtf/PassRefPtr.h>
36#include <wtf/RefCounted.h>
37#include <wtf/RetainPtr.h>
38#include <wtf/Vector.h>
39#include <wtf/text/StringHash.h>
40#include <wtf/text/WTFString.h>
41
42namespace WebCore {
43
44class PlatformCALayer;
45
46class PlatformCALayerClient {
47public:
48    virtual void platformCALayerLayoutSublayersOfLayer(PlatformCALayer*) = 0;
49    virtual bool platformCALayerRespondsToLayoutChanges() const = 0;
50
51    virtual void platformCALayerAnimationStarted(CFTimeInterval beginTime) = 0;
52    virtual GraphicsLayer::CompositingCoordinatesOrientation platformCALayerContentsOrientation() const = 0;
53    virtual void platformCALayerPaintContents(GraphicsContext&, const IntRect& inClip) = 0;
54    virtual bool platformCALayerShowDebugBorders() const = 0;
55    virtual bool platformCALayerShowRepaintCounter(PlatformCALayer*) const = 0;
56    virtual int platformCALayerIncrementRepaintCount() = 0;
57
58    virtual bool platformCALayerContentsOpaque() const = 0;
59    virtual bool platformCALayerDrawsContent() const = 0;
60    virtual void platformCALayerLayerDidDisplay(PlatformLayer*) = 0;
61
62    virtual void platformCALayerDidCreateTiles(const Vector<FloatRect>& dirtyRects) = 0;
63    virtual float platformCALayerDeviceScaleFactor() = 0;
64
65protected:
66    virtual ~PlatformCALayerClient() {}
67};
68
69}
70
71#endif // USE(ACCELERATED_COMPOSITING)
72
73#endif // PlatformCALayerClient_h
74