aba8774c9c
This makes the selected-in-the-inspector outline appear in the right place. We take the stroke-width into account when producing the bounding box, which makes the fit nice and snug. :^)
53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Format.h>
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#include <LibWeb/Layout/SVGFormattingContext.h>
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#include <LibWeb/Layout/SVGGeometryBox.h>
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#include <LibWeb/Layout/SVGSVGBox.h>
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namespace Web::Layout {
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SVGFormattingContext::SVGFormattingContext(Box& box, FormattingContext* parent)
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: FormattingContext(Type::SVG, box, parent)
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{
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}
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SVGFormattingContext::~SVGFormattingContext()
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{
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}
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void SVGFormattingContext::run(Box& box, LayoutMode)
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{
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// FIXME: This formatting context is basically a total hack.
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// It works by computing the united bounding box of all <path>'s
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// within an <svg>, and using that as the size of this box.
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Gfx::FloatRect total_bounding_box;
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box.for_each_in_subtree_of_type<SVGBox>([&](auto& descendant) {
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if (is<SVGGeometryBox>(descendant)) {
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auto& geometry_box = static_cast<SVGGeometryBox&>(descendant);
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auto& path = geometry_box.dom_node().get_path();
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auto bounding_box = path.bounding_box();
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// Stroke increases the path's size by stroke_width/2 per side.
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auto stroke_width = geometry_box.dom_node().stroke_width().value_or(0);
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bounding_box.inflate(stroke_width, stroke_width);
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geometry_box.set_offset(bounding_box.top_left());
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geometry_box.set_content_size(bounding_box.size());
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total_bounding_box = total_bounding_box.united(path.bounding_box());
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}
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return IterationDecision::Continue;
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});
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box.set_content_size(total_bounding_box.size());
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}
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}
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