Home | History | Annotate | Download | only in style 
      1 /*
      2  * Copyright (C) 2000 Lars Knoll (knoll (at) kde.org)
      3  *           (C) 2000 Antti Koivisto (koivisto (at) kde.org)
      4  *           (C) 2000 Dirk Mueller (mueller (at) kde.org)
      5  * Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
      6  *
      7  * This library is free software; you can redistribute it and/or
      8  * modify it under the terms of the GNU Library General Public
      9  * License as published by the Free Software Foundation; either
     10  * version 2 of the License, or (at your option) any later version.
     11  *
     12  * This library is distributed in the hope that it will be useful,
     13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15  * Library General Public License for more details.
     16  *
     17  * You should have received a copy of the GNU Library General Public License
     18  * along with this library; see the file COPYING.LIB.  If not, write to
     19  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20  * Boston, MA 02110-1301, USA.
     21  *
     22  */
     23 
     24 #include "config.h"
     25 #include "core/rendering/style/StyleFetchedImage.h"
     26 
     27 #include "core/loader/cache/ImageResource.h"
     28 #include "core/rendering/RenderObject.h"
     29 
     30 namespace WebCore {
     31 
     32 StyleFetchedImage::StyleFetchedImage(ImageResource* image)
     33     : m_image(image)
     34 {
     35     m_isImageResource = true;
     36     m_image->addClient(this);
     37 }
     38 
     39 StyleFetchedImage::~StyleFetchedImage()
     40 {
     41     m_image->removeClient(this);
     42 }
     43 
     44 PassRefPtr<CSSValue> StyleFetchedImage::cssValue() const
     45 {
     46     return CSSPrimitiveValue::create(m_image->url().string(), CSSPrimitiveValue::CSS_URI);
     47 }
     48 
     49 bool StyleFetchedImage::canRender(const RenderObject* renderer, float multiplier) const
     50 {
     51     return m_image->canRender(renderer, multiplier);
     52 }
     53 
     54 bool StyleFetchedImage::isLoaded() const
     55 {
     56     return m_image->isLoaded();
     57 }
     58 
     59 bool StyleFetchedImage::errorOccurred() const
     60 {
     61     return m_image->errorOccurred();
     62 }
     63 
     64 LayoutSize StyleFetchedImage::imageSize(const RenderObject* renderer, float multiplier) const
     65 {
     66     return m_image->imageSizeForRenderer(renderer, multiplier);
     67 }
     68 
     69 bool StyleFetchedImage::imageHasRelativeWidth() const
     70 {
     71     return m_image->imageHasRelativeWidth();
     72 }
     73 
     74 bool StyleFetchedImage::imageHasRelativeHeight() const
     75 {
     76     return m_image->imageHasRelativeHeight();
     77 }
     78 
     79 void StyleFetchedImage::computeIntrinsicDimensions(const RenderObject*, Length& intrinsicWidth, Length& intrinsicHeight, FloatSize& intrinsicRatio)
     80 {
     81     m_image->computeIntrinsicDimensions(intrinsicWidth, intrinsicHeight, intrinsicRatio);
     82 }
     83 
     84 bool StyleFetchedImage::usesImageContainerSize() const
     85 {
     86     return m_image->usesImageContainerSize();
     87 }
     88 
     89 void StyleFetchedImage::setContainerSizeForRenderer(const RenderObject* renderer, const IntSize& imageContainerSize, float imageContainerZoomFactor)
     90 {
     91     m_image->setContainerSizeForRenderer(renderer, imageContainerSize, imageContainerZoomFactor);
     92 }
     93 
     94 void StyleFetchedImage::addClient(RenderObject* renderer)
     95 {
     96     m_image->addClient(renderer);
     97 }
     98 
     99 void StyleFetchedImage::removeClient(RenderObject* renderer)
    100 {
    101     m_image->removeClient(renderer);
    102 }
    103 
    104 PassRefPtr<Image> StyleFetchedImage::image(RenderObject* renderer, const IntSize&) const
    105 {
    106     return m_image->imageForRenderer(renderer);
    107 }
    108 
    109 bool StyleFetchedImage::knownToBeOpaque(const RenderObject* renderer) const
    110 {
    111     return m_image->currentFrameKnownToBeOpaque(renderer);
    112 }
    113 
    114 }
    115