2 * Copyright (C) 2012 Apple Inc. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
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.
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.
27 #include "WebRenderLayer.h"
30 #include "WebString.h"
31 #include <WebCore/Frame.h>
32 #include <WebCore/FrameLoaderClient.h>
33 #include <WebCore/RenderLayer.h>
34 #include <WebCore/RenderLayerBacking.h>
35 #include <WebCore/RenderView.h>
36 #include <WebCore/StyledElement.h>
38 using namespace WebCore;
42 PassRefPtr<WebRenderLayer> WebRenderLayer::create(WebPage* page)
44 Frame* mainFrame = page->mainFrame();
48 if (!mainFrame->loader()->client()->hasHTMLView())
51 RenderView* contentRenderer = mainFrame->contentRenderer();
55 RenderLayer* rootLayer = contentRenderer->layer();
59 return adoptRef(new WebRenderLayer(rootLayer));
62 PassRefPtr<MutableArray> WebRenderLayer::createArrayFromLayerList(Vector<RenderLayer*>* list)
64 if (!list || !list->size())
67 RefPtr<MutableArray> array = MutableArray::create();
68 for (size_t i = 0; i < list->size(); ++i) {
69 RefPtr<WebRenderLayer> layer = adoptRef(new WebRenderLayer(list->at(i)));
70 array->append(layer.get());
73 return array.release();
76 WebRenderLayer::WebRenderLayer(RenderLayer* layer)
78 m_renderer = WebRenderObject::create(layer->renderer());
79 m_isReflection = layer->isReflection();
81 #if USE(ACCELERATED_COMPOSITING)
82 if (layer->isComposited()) {
83 RenderLayerBacking* backing = layer->backing();
84 m_isClipping = backing->hasClippingLayer();
85 m_isClipped = backing->hasAncestorClippingLayer();
86 switch (backing->compositingLayerType()) {
87 case NormalCompositingLayer:
88 m_compositingLayerType = Normal;
90 case TiledCompositingLayer:
91 m_compositingLayerType = Tiled;
93 case MediaCompositingLayer:
94 m_compositingLayerType = Media;
96 case ContainerCompositingLayer:
97 m_compositingLayerType = Container;
102 m_isClipping = false;
104 m_compositingLayerType = None;
105 #if USE(ACCELERATED_COMPOSITING)
109 m_absoluteBoundingBox = layer->absoluteBoundingBox();
111 m_negativeZOrderList = createArrayFromLayerList(layer->negZOrderList());
112 m_normalFlowList = createArrayFromLayerList(layer->normalFlowList());
113 m_positiveZOrderList = createArrayFromLayerList(layer->posZOrderList());
116 } // namespace WebKit