| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved. |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #include "config.h" |
| #include "core/css/resolver/ElementStyleResources.h" |
| |
| #include "core/css/CSSGradientValue.h" |
| #include "core/css/CSSSVGDocumentValue.h" |
| #include "core/rendering/style/StyleGeneratedImage.h" |
| #include "core/rendering/style/StyleImage.h" |
| #include "core/rendering/style/StylePendingImage.h" |
| #include "platform/graphics/filters/FilterOperation.h" |
| |
| namespace WebCore { |
| |
| ElementStyleResources::ElementStyleResources() |
| : m_hasNewCustomFilterProgram(false) |
| , m_deviceScaleFactor(1) |
| { |
| } |
| |
| PassRefPtr<StyleImage> ElementStyleResources::styleImage(const TextLinkColors& textLinkColors, Color currentColor, CSSPropertyID property, CSSValue* value) |
| { |
| if (value->isImageValue()) |
| return cachedOrPendingFromValue(property, toCSSImageValue(value)); |
| |
| if (value->isImageGeneratorValue()) { |
| if (value->isGradientValue()) |
| return generatedOrPendingFromValue(property, toCSSGradientValue(value)->gradientWithStylesResolved(textLinkColors, currentColor).get()); |
| return generatedOrPendingFromValue(property, toCSSImageGeneratorValue(value)); |
| } |
| |
| if (value->isImageSetValue()) |
| return setOrPendingFromValue(property, toCSSImageSetValue(value)); |
| |
| if (value->isCursorImageValue()) |
| return cursorOrPendingFromValue(property, toCSSCursorImageValue(value)); |
| |
| return 0; |
| } |
| |
| PassRefPtr<StyleImage> ElementStyleResources::generatedOrPendingFromValue(CSSPropertyID property, CSSImageGeneratorValue* value) |
| { |
| if (value->isPending()) { |
| m_pendingImageProperties.set(property, value); |
| return StylePendingImage::create(value); |
| } |
| return StyleGeneratedImage::create(value); |
| } |
| |
| PassRefPtr<StyleImage> ElementStyleResources::setOrPendingFromValue(CSSPropertyID property, CSSImageSetValue* value) |
| { |
| RefPtr<StyleImage> image = value->cachedOrPendingImageSet(m_deviceScaleFactor); |
| if (image && image->isPendingImage()) |
| m_pendingImageProperties.set(property, value); |
| return image.release(); |
| } |
| |
| PassRefPtr<StyleImage> ElementStyleResources::cachedOrPendingFromValue(CSSPropertyID property, CSSImageValue* value) |
| { |
| RefPtr<StyleImage> image = value->cachedOrPendingImage(); |
| if (image && image->isPendingImage()) |
| m_pendingImageProperties.set(property, value); |
| return image.release(); |
| } |
| |
| PassRefPtr<StyleImage> ElementStyleResources::cursorOrPendingFromValue(CSSPropertyID property, CSSCursorImageValue* value) |
| { |
| RefPtr<StyleImage> image = value->cachedOrPendingImage(m_deviceScaleFactor); |
| if (image && image->isPendingImage()) |
| m_pendingImageProperties.set(property, value); |
| return image.release(); |
| } |
| |
| void ElementStyleResources::addPendingSVGDocument(FilterOperation* filterOperation, CSSSVGDocumentValue* cssSVGDocumentValue) |
| { |
| m_pendingSVGDocuments.set(filterOperation, cssSVGDocumentValue); |
| } |
| |
| } |