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| 1 /* | |
| 2 * Copyright (C) 2011 Adobe Systems Incorporated. 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 | |
| 9 * copyright notice, this list of conditions and the following | |
| 10 * disclaimer. | |
| 11 * 2. Redistributions in binary form must reproduce the above | |
| 12 * copyright notice, this list of conditions and the following | |
| 13 * disclaimer in the documentation and/or other materials | |
| 14 * provided with the distribution. | |
| 15 * | |
| 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY | |
| 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE | |
| 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, | |
| 21 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR | |
| 25 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF | |
| 26 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
| 27 * SUCH DAMAGE. | |
| 28 */ | |
| 29 | |
| 30 #ifndef WebKitCSSShaderValue_h | |
| 31 #define WebKitCSSShaderValue_h | |
| 32 | |
| 33 #include "core/css/CSSValue.h" | |
| 34 | |
| 35 namespace WebCore { | |
| 36 | |
| 37 class CachedResourceLoader; | |
| 38 class KURL; | |
| 39 class StyleCachedShader; | |
| 40 class StyleShader; | |
| 41 | |
| 42 class WebKitCSSShaderValue : public CSSValue { | |
| 43 public: | |
| 44 static PassRefPtr<WebKitCSSShaderValue> create(const String& url) { return a
doptRef(new WebKitCSSShaderValue(url)); } | |
| 45 ~WebKitCSSShaderValue(); | |
| 46 | |
| 47 const String& format() const { return m_format; } | |
| 48 void setFormat(const String& format) { m_format = format; } | |
| 49 | |
| 50 KURL completeURL(CachedResourceLoader*) const; | |
| 51 StyleCachedShader* cachedShader(CachedResourceLoader*); | |
| 52 StyleShader* cachedOrPendingShader(); | |
| 53 | |
| 54 String customCssText() const; | |
| 55 | |
| 56 bool equals(const WebKitCSSShaderValue&) const; | |
| 57 | |
| 58 void reportDescendantMemoryUsage(MemoryObjectInfo*) const; | |
| 59 | |
| 60 private: | |
| 61 WebKitCSSShaderValue(const String& url); | |
| 62 | |
| 63 String m_url; | |
| 64 String m_format; | |
| 65 RefPtr<StyleShader> m_shader; | |
| 66 bool m_accessedShader; | |
| 67 }; | |
| 68 | |
| 69 // This will catch anyone doing an unnecessary cast. | |
| 70 WebKitCSSShaderValue* toWebKitCSSShaderValue(const WebKitCSSShaderValue*); | |
| 71 | |
| 72 inline WebKitCSSShaderValue* toWebKitCSSShaderValue(CSSValue* value) | |
| 73 { | |
| 74 return value->isWebKitCSSShaderValue() ? static_cast<WebKitCSSShaderValue*>(
value) : 0; | |
| 75 } | |
| 76 | |
| 77 } // namespace WebCore | |
| 78 | |
| 79 | |
| 80 #endif // WebKitCSSShaderValue_h | |
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