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| 1 /* | |
| 2 * Copyright (C) 2010 Google 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 * | |
| 8 * 1. Redistributions of source code must retain the above copyright | |
| 9 * notice, this list of conditions and the following disclaimer. | |
| 10 * 2. Redistributions in binary form must reproduce the above copyright | |
| 11 * notice, this list of conditions and the following disclaimer in the | |
| 12 * documentation and/or other materials provided with the distribution. | |
| 13 * | |
| 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY | |
| 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY | |
| 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
| 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
| 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 */ | |
| 25 | |
| 26 #include "sky/engine/config.h" | |
| 27 | |
| 28 #include "sky/engine/core/html/canvas/WebGLLoseContext.h" | |
| 29 | |
| 30 #include "sky/engine/core/html/canvas/WebGLRenderingContextBase.h" | |
| 31 | |
| 32 namespace blink { | |
| 33 | |
| 34 WebGLLoseContext::WebGLLoseContext(WebGLRenderingContextBase* context) | |
| 35 : WebGLExtension(context) | |
| 36 { | |
| 37 } | |
| 38 | |
| 39 WebGLLoseContext::~WebGLLoseContext() | |
| 40 { | |
| 41 } | |
| 42 | |
| 43 void WebGLLoseContext::lose(bool force) | |
| 44 { | |
| 45 if (force) | |
| 46 WebGLExtension::lose(true); | |
| 47 } | |
| 48 | |
| 49 WebGLExtensionName WebGLLoseContext::name() const | |
| 50 { | |
| 51 return WebGLLoseContextName; | |
| 52 } | |
| 53 | |
| 54 PassRefPtr<WebGLLoseContext> WebGLLoseContext::create(WebGLRenderingContextBase*
context) | |
| 55 { | |
| 56 return adoptRef(new WebGLLoseContext(context)); | |
| 57 } | |
| 58 | |
| 59 void WebGLLoseContext::loseContext() | |
| 60 { | |
| 61 if (!isLost()) | |
| 62 m_context->forceLostContext(WebGLRenderingContextBase::WebGLLoseContextL
ostContext, WebGLRenderingContextBase::Manual); | |
| 63 } | |
| 64 | |
| 65 void WebGLLoseContext::restoreContext() | |
| 66 { | |
| 67 if (!isLost()) | |
| 68 m_context->forceRestoreContext(); | |
| 69 } | |
| 70 | |
| 71 bool WebGLLoseContext::supported(WebGLRenderingContextBase*) | |
| 72 { | |
| 73 return true; | |
| 74 } | |
| 75 | |
| 76 const char* WebGLLoseContext::extensionName() | |
| 77 { | |
| 78 return "WEBGL_lose_context"; | |
| 79 } | |
| 80 | |
| 81 } // namespace blink | |
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