1/*
2 * Copyright (C) 2012 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef WKRenderLayer_h
27#define WKRenderLayer_h
28
29
30#include <WebKit/WKBase.h>
31#include <WebKit/WKGeometry.h>
32
33#ifdef __cplusplus
34extern "C" {
35#endif
36
37WK_EXPORT WKTypeID WKRenderLayerGetTypeID();
38
39WK_EXPORT WKRenderObjectRef WKRenderLayerGetRenderer(WKRenderLayerRef renderLayer);
40
41// FIXME: Remove this function once Safari does not require it. Clients can access this data via the renderer.
42WK_EXPORT WKStringRef WKRenderLayerCopyRendererName(WKRenderLayerRef renderLayer);
43
44// FIXME: Remove these three functions once Safari does not require them.
45WK_EXPORT WKStringRef WKRenderLayerCopyElementTagName(WKRenderLayerRef renderLayer);
46WK_EXPORT WKStringRef WKRenderLayerCopyElementID(WKRenderLayerRef renderLayer);
47WK_EXPORT WKArrayRef WKRenderLayerGetElementClassNames(WKRenderLayerRef renderLayer);
48
49WK_EXPORT WKRect WKRenderLayerGetAbsoluteBounds(WKRenderLayerRef renderLayer);
50
51WK_EXPORT bool WKRenderLayerIsClipping(WKRenderLayerRef renderLayer);
52WK_EXPORT bool WKRenderLayerIsClipped(WKRenderLayerRef renderLayer);
53WK_EXPORT bool WKRenderLayerIsReflection(WKRenderLayerRef renderLayer);
54
55enum WKCompositingLayerType {
56 kWKCompositingLayerTypeNone,
57 kWKCompositingLayerTypeNormal,
58 kWKCompositingLayerTypeTiled,
59 kWKCompositingLayerTypeMedia,
60 kWKCompositingLayerTypeContainer
61};
62typedef enum WKCompositingLayerType WKCompositingLayerType;
63
64WK_EXPORT WKCompositingLayerType WKRenderLayerGetCompositingLayerType(WKRenderLayerRef renderLayer);
65WK_EXPORT double WKRenderLayerGetBackingStoreMemoryEstimate(WKRenderLayerRef renderLayer);
66
67WK_EXPORT WKArrayRef WKRenderLayerGetNegativeZOrderList(WKRenderLayerRef renderLayer);
68WK_EXPORT WKArrayRef WKRenderLayerGetNormalFlowList(WKRenderLayerRef renderLayer);
69WK_EXPORT WKArrayRef WKRenderLayerGetPositiveZOrderList(WKRenderLayerRef renderLayer);
70
71WK_EXPORT WKRenderLayerRef WKRenderLayerGetFrameContentsLayer(WKRenderLayerRef renderLayer);
72
73#ifdef __cplusplus
74}
75#endif
76
77#endif // WKRenderLayer_h
78