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Reuse existing paintables during relayout to reduce GC allocation pressure. Each paintable subclass implements reset_for_relayout() to clear state before reuse.
36 lines
907 B
C++
36 lines
907 B
C++
/*
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* Copyright (c) 2018-2022, Andreas Kling <andreas@ladybird.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Layout/ImageBox.h>
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#include <LibWeb/Layout/SVGClipBox.h>
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#include <LibWeb/Layout/SVGMaskBox.h>
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#include <LibWeb/Painting/SVGClipPaintable.h>
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#include <LibWeb/Painting/SVGGraphicsPaintable.h>
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#include <LibWeb/Painting/StackingContext.h>
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#include <LibWeb/SVG/SVGSVGElement.h>
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namespace Web::Painting {
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GC_DEFINE_ALLOCATOR(SVGGraphicsPaintable);
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GC::Ref<SVGGraphicsPaintable> SVGGraphicsPaintable::create(Layout::SVGGraphicsBox const& layout_box)
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{
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return layout_box.heap().allocate<SVGGraphicsPaintable>(layout_box);
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}
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SVGGraphicsPaintable::SVGGraphicsPaintable(Layout::SVGGraphicsBox const& layout_box)
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: SVGPaintable(layout_box)
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{
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}
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void SVGGraphicsPaintable::reset_for_relayout()
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{
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PaintableBox::reset_for_relayout();
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m_computed_transforms = {};
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}
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}
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