/* * Copyright (C) 2017 Metrological Group B.V. * Copyright (C) 2017 Igalia S.L. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "NicosiaPaintingEngineBasic.h" #include "GraphicsContext.h" #include "GraphicsLayer.h" #include "NicosiaBuffer.h" #include "NicosiaPaintingContext.h" namespace Nicosia { using namespace WebCore; PaintingEngineBasic::PaintingEngineBasic() = default; PaintingEngineBasic::~PaintingEngineBasic() = default; bool PaintingEngineBasic::paint(GraphicsLayer& layer, Ref<Buffer>&& buffer, const IntRect& sourceRect, const IntRect& mappedSourceRect, const IntRect& targetRect, float contentsScale) { buffer->beginPainting(); bool supportsAlpha = buffer->supportsAlpha(); PaintingContext::paint(buffer, [&layer, sourceRect, mappedSourceRect, targetRect, contentsScale, supportsAlpha] (GraphicsContext& context) { context.save(); context.clip(targetRect); context.translate(targetRect.x(), targetRect.y()); if (supportsAlpha) { context.setCompositeOperation(CompositeOperator::Copy); context.fillRect(IntRect(IntPoint::zero(), sourceRect.size()), Color::transparent); context.setCompositeOperation(CompositeOperator::SourceOver); } context.translate(-sourceRect.x(), -sourceRect.y()); context.scale(FloatSize(contentsScale, contentsScale)); layer.paintGraphicsLayerContents(context, mappedSourceRect); context.restore(); }); buffer->completePainting(); return true; } } // namespace Nicosia