Added: trunk/Source/WebKit2/Shared/WebLayerTreeInfo.cpp (0 => 88655)
--- trunk/Source/WebKit2/Shared/WebLayerTreeInfo.cpp (rev 0)
+++ trunk/Source/WebKit2/Shared/WebLayerTreeInfo.cpp 2011-06-13 18:09:45 UTC (rev 88655)
@@ -0,0 +1,89 @@
+/*
+ Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+
+#if USE(ACCELERATED_COMPOSITING)
+
+#include "WebLayerTreeInfo.h"
+
+#include "SharedMemory.h"
+#include "WebCoreArgumentCoders.h"
+
+using namespace CoreIPC;
+
+namespace WebKit {
+
+void WebLayerInfo::encode(CoreIPC::ArgumentEncoder* encoder) const
+{
+ // We have to divide it to several lines, because CoreIPC::In/Out takes a maximum of 10 arguments.
+ encoder->encode(CoreIPC::In(id, name, parent, children, flags, replica, mask));
+ encoder->encode(CoreIPC::In(pos, size, transform, opacity, anchorPoint, childrenTransform, contentsRect));
+ encoder->encode(imageBackingStore ? imageBackingStore->size() : IntSize());
+
+ if (!imageBackingStore)
+ return;
+
+ ShareableBitmap::Handle imageHandle;
+ if (imageBackingStore->createHandle(imageHandle))
+ imageHandle.encode(encoder);
+}
+
+bool WebLayerInfo::decode(CoreIPC::ArgumentDecoder* decoder, WebLayerInfo& info)
+{
+ // We have to divide it to several lines, because CoreIPC::In/Out takes a maximum of 10 arguments.
+ if (!decoder->decode(CoreIPC::Out(info.id, info.name, info.parent, info.children, info.flags, info.replica, info.mask)))
+ return false;
+ if (!decoder->decode(CoreIPC::Out(info.pos, info.size, info.transform, info.opacity, info.anchorPoint, info.childrenTransform, info.contentsRect)))
+ return false;
+
+ IntSize imageBackingStoreSize;
+ if (!decoder->decode(imageBackingStoreSize))
+ return false;
+ if (imageBackingStoreSize.isEmpty())
+ return true;
+
+ ShareableBitmap::Handle imageHandle;
+ if (ShareableBitmap::Handle::decode(decoder, imageHandle))
+ info.imageBackingStore = ShareableBitmap::create(imageHandle);
+ return true;
+}
+
+void WebLayerTreeInfo::encode(CoreIPC::ArgumentEncoder* encoder) const
+{
+ encoder->encode(CoreIPC::In(layers, rootLayerID, deletedLayerIDs, contentScale));
+}
+
+bool WebLayerTreeInfo::decode(CoreIPC::ArgumentDecoder* decoder, WebLayerTreeInfo& info)
+{
+ return decoder->decode(CoreIPC::Out(info.layers, info.rootLayerID, info.deletedLayerIDs, info.contentScale));
+}
+
+void WebLayerUpdateInfo::encode(CoreIPC::ArgumentEncoder* encoder) const
+{
+ encoder->encode(CoreIPC::In(layerID, rect, bitmapHandle));
+}
+
+bool WebLayerUpdateInfo::decode(CoreIPC::ArgumentDecoder* decoder, WebLayerUpdateInfo& info)
+{
+ return decoder->decode(CoreIPC::Out(info.layerID, info.rect, info.bitmapHandle));
+}
+
+}
+#endif
Added: trunk/Source/WebKit2/Shared/WebLayerTreeInfo.h (0 => 88655)
--- trunk/Source/WebKit2/Shared/WebLayerTreeInfo.h (rev 0)
+++ trunk/Source/WebKit2/Shared/WebLayerTreeInfo.h 2011-06-13 18:09:45 UTC (rev 88655)
@@ -0,0 +1,98 @@
+/*
+ Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+#ifndef WebLayerTreeInfo_h
+#define WebLayerTreeInfo_h
+
+#if USE(ACCELERATED_COMPOSITING)
+
+#include "ArgumentDecoder.h"
+#include "ArgumentEncoder.h"
+#include "FloatRect.h"
+#include "FloatSize.h"
+#include "GraphicsLayer.h"
+#include "ShareableBitmap.h"
+
+using namespace WebCore;
+
+namespace WebKit {
+
+typedef uint32_t WebLayerID;
+
+struct WebLayerUpdateInfo {
+ WebLayerUpdateInfo() { }
+ WebLayerUpdateInfo(const IntRect& r)
+ : rect(r) { }
+
+ WebLayerID layerID;
+ IntRect rect;
+ ShareableBitmap::Handle bitmapHandle;
+
+ void encode(CoreIPC::ArgumentEncoder*) const;
+ static bool decode(CoreIPC::ArgumentDecoder*, WebLayerUpdateInfo&);
+};
+
+struct WebLayerInfo {
+ String name;
+ WebLayerID id;
+ WebLayerID parent;
+ WebLayerID replica;
+ WebLayerID mask;
+
+ FloatPoint pos;
+ FloatPoint3D anchorPoint;
+ FloatSize size;
+ TransformationMatrix transform;
+ TransformationMatrix childrenTransform;
+ IntRect contentsRect;
+ float opacity;
+
+ union {
+ struct {
+ bool contentsOpaque : 1;
+ bool drawsContent : 1;
+ bool backfaceVisible : 1;
+ bool masksToBounds : 1;
+ bool preserves3D : 1;
+ bool contentNeedsDisplay : 1;
+ };
+ unsigned int flags;
+ };
+ Vector<WebLayerID> children;
+ RefPtr<ShareableBitmap> imageBackingStore;
+
+ void encode(CoreIPC::ArgumentEncoder*) const;
+ static bool decode(CoreIPC::ArgumentDecoder*, WebLayerInfo&);
+};
+
+struct WebLayerTreeInfo {
+ Vector<WebLayerInfo> layers;
+ Vector<WebLayerID> deletedLayerIDs;
+ WebLayerID rootLayerID;
+ float contentScale;
+
+ void encode(CoreIPC::ArgumentEncoder*) const;
+ static bool decode(CoreIPC::ArgumentDecoder*, WebLayerTreeInfo&);
+};
+
+}
+
+#endif // USE(ACCELERATED_COMPOSITING)
+
+#endif // WebLayerTreeInfo_h
