/* * Copyright (C) 2011 Adobe Systems Incorporated. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include "config.h" #if ENABLE(CSS_SHADERS) #include "WebKitCSSShaderValue.h" #include "CachedResourceLoader.h" #include "CSSParser.h" #include "Document.h" #include "StyleCachedShader.h" #include "StylePendingShader.h" namespace WebCore { WebKitCSSShaderValue::WebKitCSSShaderValue(const String& url) : CSSValue(WebKitCSSShaderClass) , m_url(url) , m_accessedShader(false) { } WebKitCSSShaderValue::~WebKitCSSShaderValue() { } StyleCachedShader* WebKitCSSShaderValue::cachedShader(CachedResourceLoader* loader) { ASSERT(loader); if (!m_accessedShader) { m_accessedShader = true; ResourceRequest request(loader->document()->completeURL(m_url)); if (CachedShader* cachedShader = loader->requestShader(request)) m_shader = StyleCachedShader::create(cachedShader); } return (m_shader && m_shader->isCachedShader()) ? static_cast<StyleCachedShader*>(m_shader.get()) : 0; } StyleShader* WebKitCSSShaderValue::cachedOrPendingShader() { if (!m_shader) m_shader = StylePendingShader::create(this); return m_shader.get(); } String WebKitCSSShaderValue::customCssText() const { return "url(" + quoteCSSURLIfNeeded(m_url) + ")"; } } // namespace WebCore #endif // ENABLE(CSS_SHADERS)