mirror of
https://github.com/flutter/flutter.git
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6b82826198
Also removed a bunch of trace() methods which I touched by accident. Turns out they're all very interconnected sadly. I re-wrote Supplement to not use templates in an earlier version of this patch but hit some trouble with vtables and decided to table that work for a later time once more of oilpan has been unwound. R=abarth@chromium.org Review URL: https://codereview.chromium.org/683703003
105 lines
3.5 KiB
C++
105 lines
3.5 KiB
C++
/*
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* Copyright (C) 2008 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "core/css/CSSCanvasValue.h"
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#include "core/rendering/RenderObject.h"
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#include "wtf/text/StringBuilder.h"
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namespace blink {
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CSSCanvasValue::~CSSCanvasValue()
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{
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#if !ENABLE(OILPAN)
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if (m_element)
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m_element->removeObserver(m_canvasObserver.get());
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#endif
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}
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String CSSCanvasValue::customCSSText() const
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{
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StringBuilder result;
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result.appendLiteral("-webkit-canvas(");
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result.append(m_name);
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result.append(')');
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return result.toString();
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}
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void CSSCanvasValue::canvasChanged(HTMLCanvasElement*, const FloatRect& changedRect)
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{
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IntRect imageChangeRect = enclosingIntRect(changedRect);
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RenderObjectSizeCountMap::const_iterator end = clients().end();
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for (RenderObjectSizeCountMap::const_iterator curr = clients().begin(); curr != end; ++curr)
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const_cast<RenderObject*>(curr->key)->imageChanged(static_cast<WrappedImagePtr>(this), &imageChangeRect);
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}
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void CSSCanvasValue::canvasResized(HTMLCanvasElement*)
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{
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RenderObjectSizeCountMap::const_iterator end = clients().end();
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for (RenderObjectSizeCountMap::const_iterator curr = clients().begin(); curr != end; ++curr)
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const_cast<RenderObject*>(curr->key)->imageChanged(static_cast<WrappedImagePtr>(this));
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}
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#if !ENABLE(OILPAN)
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void CSSCanvasValue::canvasDestroyed(HTMLCanvasElement* element)
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{
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ASSERT_UNUSED(element, element == m_element);
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m_element = nullptr;
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}
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#endif
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IntSize CSSCanvasValue::fixedSize(const RenderObject* renderer)
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{
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if (HTMLCanvasElement* elt = element(&renderer->document()))
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return IntSize(elt->width(), elt->height());
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return IntSize();
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}
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HTMLCanvasElement* CSSCanvasValue::element(Document* document)
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{
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if (!m_element) {
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m_element = &document->getCSSCanvasElement(m_name);
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m_element->addObserver(m_canvasObserver.get());
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}
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return m_element;
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}
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PassRefPtr<Image> CSSCanvasValue::image(RenderObject* renderer, const IntSize& /*size*/)
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{
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ASSERT(clients().contains(renderer));
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HTMLCanvasElement* elt = element(&renderer->document());
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if (!elt || !elt->buffer())
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return nullptr;
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return elt->copiedImage();
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}
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bool CSSCanvasValue::equals(const CSSCanvasValue& other) const
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{
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return m_name == other.m_name;
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}
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} // namespace blink
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