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      1 /*
      2  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
      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 #include "config.h"
     27 #include "TiledDrawingAreaProxy.h"
     28 
     29 #if ENABLE(TILED_BACKING_STORE)
     30 
     31 #include "DrawingAreaMessageKinds.h"
     32 #include "DrawingAreaProxyMessageKinds.h"
     33 #include "UpdateChunk.h"
     34 #include "WKAPICast.h"
     35 #include "WebPageProxy.h"
     36 
     37 #include "qgraphicswkview.h"
     38 
     39 using namespace WebCore;
     40 
     41 #define TILE_DEBUG_LOG
     42 
     43 namespace WebKit {
     44 
     45 void TiledDrawingAreaProxy::updateWebView(const Vector<IntRect>& paintedArea)
     46 {
     47     if (!page() || !page()->isValid())
     48         return;
     49 
     50     unsigned size = paintedArea.size();
     51     for (unsigned n = 0; n < size; ++n)
     52         m_webView->update(QRect(paintedArea[n]));
     53 }
     54 
     55 IntRect TiledDrawingAreaProxy::webViewVisibleRect()
     56 {
     57     return enclosingIntRect(FloatRect(m_webView->visibleRect()));
     58 }
     59 
     60 WebPageProxy* TiledDrawingAreaProxy::page()
     61 {
     62     return toImpl(m_webView->page()->pageRef());
     63 }
     64 
     65 void TiledDrawingAreaProxy::snapshotTaken(UpdateChunk& chunk)
     66 {
     67     emit m_webView->snapshotTaken(chunk.createImage());
     68 }
     69 
     70 } // namespace WebKit
     71 
     72 #endif
     73