#include "config.h"
#include "SVGImageCache.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "ImageBuffer.h"
#include "LayoutSize.h"
#include "RenderSVGRoot.h"
#include "SVGImage.h"
#include "SVGImageForContainer.h"
namespace WebCore {
SVGImageCache::SVGImageCache(SVGImage* svgImage)
: m_svgImage(svgImage)
{
ASSERT(m_svgImage);
}
SVGImageCache::~SVGImageCache()
{
m_imageForContainerMap.clear();
}
void SVGImageCache::removeClientFromCache(const CachedImageClient* client)
{
ASSERT(client);
m_imageForContainerMap.remove(client);
}
void SVGImageCache::setContainerContextForClient(const CachedImageClient& client, const LayoutSize& containerSize, float containerZoom, const URL& imageURL)
{
ASSERT(!containerSize.isEmpty());
ASSERT(containerZoom);
FloatSize containerSizeWithoutZoom(containerSize);
containerSizeWithoutZoom.scale(1 / containerZoom);
m_imageForContainerMap.set(&client, SVGImageForContainer::create(m_svgImage, containerSizeWithoutZoom, containerZoom, imageURL));
}
Image* SVGImageCache::findImageForRenderer(const RenderObject* renderer) const
{
return renderer ? m_imageForContainerMap.get(renderer) : nullptr;
}
FloatSize SVGImageCache::imageSizeForRenderer(const RenderObject* renderer) const
{
auto* image = findImageForRenderer(renderer);
return image ? image->size() : m_svgImage->size();
}
Image* SVGImageCache::imageForRenderer(const RenderObject* renderer) const
{
auto* image = findImageForRenderer(renderer);
if (!image)
return &Image::nullImage();
ASSERT(!image->size().isEmpty());
return image;
}
}