85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
/*
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* Copyright (C) 2018 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 THE COPYRIGHT HOLDER "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 THE COPYRIGHT HOLDER BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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* 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
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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* THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "config.h"
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#include "CSSPaintImageValue.h"
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#if ENABLE(CSS_PAINTING_API)
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#include "CSSVariableData.h"
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#include "CustomPaintImage.h"
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#include "PaintWorkletGlobalScope.h"
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#include "RenderElement.h"
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#include <wtf/text/StringBuilder.h>
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namespace WebCore {
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String CSSPaintImageValue::customCSSText() const
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{
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// FIXME: This should include the arguments too.
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return makeString("paint(", m_name, ')');
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}
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RefPtr<Image> CSSPaintImageValue::image(RenderElement& renderElement, const FloatSize& size)
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{
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if (size.isEmpty())
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return nullptr;
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auto* selectedGlobalScope = renderElement.document().paintWorkletGlobalScopeForName(m_name);
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if (!selectedGlobalScope)
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return nullptr;
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Locker locker { selectedGlobalScope->paintDefinitionLock() };
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auto* registration = selectedGlobalScope->paintDefinitionMap().get(m_name);
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if (!registration)
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return nullptr;
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// FIXME: Check if argument list matches syntax.
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Vector<String> arguments;
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CSSParserTokenRange localRange(m_arguments->tokenRange());
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while (!localRange.atEnd()) {
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StringBuilder builder;
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while (!localRange.atEnd() && localRange.peek() != CommaToken) {
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if (localRange.peek() == CommentToken)
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localRange.consume();
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else if (localRange.peek().getBlockType() == CSSParserToken::BlockStart) {
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localRange.peek().serialize(builder);
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builder.append(localRange.consumeBlock().serialize(), ')');
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} else
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localRange.consume().serialize(builder);
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}
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if (!localRange.atEnd())
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localRange.consume(); // comma token
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arguments.append(builder.toString());
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}
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return CustomPaintImage::create(*registration, size, renderElement, arguments);
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}
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} // namespace WebCore
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#endif
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