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      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. 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 "LayerTreeHost.h"
     28 
     29 #if USE(CA)
     30 #if PLATFORM(MAC)
     31 #include "LayerTreeHostCAMac.h"
     32 #elif PLATFORM(WIN)
     33 #include "LayerTreeHostCAWin.h"
     34 #endif
     35 #endif
     36 
     37 #if !PLATFORM(MAC) && !PLATFORM(WIN)
     38 #error "This class is not ready for use by other ports yet."
     39 #endif
     40 
     41 using namespace WebCore;
     42 
     43 namespace WebKit {
     44 
     45 PassRefPtr<LayerTreeHost> LayerTreeHost::create(WebPage* webPage)
     46 {
     47 #if PLATFORM(MAC)
     48     return LayerTreeHostCAMac::create(webPage);
     49 #elif PLATFORM(WIN) && HAVE(WKQCA)
     50     return LayerTreeHostCAWin::create(webPage);
     51 #else
     52     return 0;
     53 #endif
     54 }
     55 
     56 LayerTreeHost::LayerTreeHost(WebPage* webPage)
     57     : m_webPage(webPage)
     58 {
     59 }
     60 
     61 LayerTreeHost::~LayerTreeHost()
     62 {
     63 }
     64 
     65 } // namespace WebKit
     66