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/*
* Copyright (C) 2000 Lars Knoll (knoll@kde.org)
* (C) 2000 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2003, 2005, 2006, 2007, 2008 Apple 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 "third_party/blink/renderer/core/style/style_generated_image.h"
#include "third_party/blink/renderer/core/css/css_image_generator_value.h"
#include "third_party/blink/renderer/platform/geometry/float_size.h"
#include "third_party/blink/renderer/platform/geometry/layout_size.h"
namespace blink {
StyleGeneratedImage::StyleGeneratedImage(const CSSImageGeneratorValue& value)
: image_generator_value_(const_cast<CSSImageGeneratorValue*>(&value)),
fixed_size_(image_generator_value_->IsFixedSize()) {
is_generated_image_ = true;
if (value.IsPaintValue())
is_paint_image_ = true;
}
CSSValue* StyleGeneratedImage::CssValue() const {
return image_generator_value_.Get();
}
CSSValue* StyleGeneratedImage::ComputedCSSValue() const {
return image_generator_value_->ValueWithURLsMadeAbsolute();
}
FloatSize StyleGeneratedImage::ImageSize(
const Document& document,
float multiplier,
const LayoutSize& default_object_size) const {
if (fixed_size_) {
FloatSize unzoomed_default_object_size(default_object_size);
unzoomed_default_object_size.Scale(1 / multiplier);
return ApplyZoom(FloatSize(image_generator_value_->FixedSize(
document, unzoomed_default_object_size)),
multiplier);
}
return FloatSize(default_object_size);
}
void StyleGeneratedImage::AddClient(ImageResourceObserver* observer) {
image_generator_value_->AddClient(observer);
}
void StyleGeneratedImage::RemoveClient(ImageResourceObserver* observer) {
image_generator_value_->RemoveClient(observer);
}
scoped_refptr<Image> StyleGeneratedImage::GetImage(
const ImageResourceObserver& observer,
const Document& document,
const ComputedStyle& style,
const FloatSize& target_size) const {
return image_generator_value_->GetImage(observer, document, style,
target_size);
}
bool StyleGeneratedImage::KnownToBeOpaque(const Document& document,
const ComputedStyle& style) const {
return image_generator_value_->KnownToBeOpaque(document, style);
}
void StyleGeneratedImage::Trace(blink::Visitor* visitor) {
visitor->Trace(image_generator_value_);
StyleImage::Trace(visitor);
}
} // namespace blink
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