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LibWeb: Create LayoutNodes for each SVG element

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This brings the SVG API closer to the rest of LibWeb
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Matthew Olsson 2020-10-05 16:14:36 -07:00 • committed by Andreas Kling
parent f2055bb509
commit 455ce0b9c3
16 changed files with 402 additions and 122 deletions
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59
Libraries/LibWeb/Layout/LayoutSVGGraphics.cpp Normal file
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/*
* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
* All rights reserved.
*
* 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 <LibWeb/Layout/LayoutSVGGraphics.h>
namespace Web {
LayoutSVGGraphics::LayoutSVGGraphics(DOM::Document& document, SVG::SVGGraphicsElement& element, NonnullRefPtr<CSS::StyleProperties> properties)
: LayoutSVG(document, element, properties)
{
}
void LayoutSVGGraphics::before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
{
LayoutSVG::before_children_paint(context, phase);
if (phase != LayoutNode::PaintPhase::Foreground)
return;
auto& graphics_element = downcast<SVG::SVGGraphicsElement>(node());
if (graphics_element.fill_color().has_value())
context.svg_context().set_fill_color(graphics_element.fill_color().value());
if (graphics_element.stroke_color().has_value())
context.svg_context().set_stroke_color(graphics_element.stroke_color().value());
if (graphics_element.stroke_width().has_value())
context.svg_context().set_stroke_width(graphics_element.stroke_width().value());
}
void LayoutSVGGraphics::layout(LayoutNode::LayoutMode mode)
{
LayoutReplaced::layout(mode);
for_each_child([&](auto& child) { child.layout(mode); });
}
}