mirror of
https://github.com/RGBCube/serenity
synced 2025-07-26 19:47:46 +00:00
LibWeb: Create LayoutNodes for each SVG element
This brings the SVG API closer to the rest of LibWeb
This commit is contained in:
parent
f2055bb509
commit
455ce0b9c3
16 changed files with 402 additions and 122 deletions
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@ -31,37 +31,25 @@
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namespace Web {
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LayoutSVG::LayoutSVG(DOM::Document& document, SVG::SVGSVGElement& element, NonnullRefPtr<CSS::StyleProperties> style)
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LayoutSVG::LayoutSVG(DOM::Document& document, SVG::SVGElement& element, NonnullRefPtr<CSS::StyleProperties> style)
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: LayoutReplaced(document, element, move(style))
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{
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}
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void LayoutSVG::layout(LayoutMode layout_mode)
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void LayoutSVG::before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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set_has_intrinsic_width(true);
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set_has_intrinsic_height(true);
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set_intrinsic_width(node().width());
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set_intrinsic_height(node().height());
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LayoutReplaced::layout(layout_mode);
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}
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void LayoutSVG::paint(PaintContext& context, PaintPhase phase)
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{
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if (!is_visible())
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LayoutNode::before_children_paint(context, phase);
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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context.svg_context().save();
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}
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LayoutReplaced::paint(context, phase);
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if (phase == PaintPhase::Foreground) {
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if (!context.viewport_rect().intersects(enclosing_int_rect(absolute_rect())))
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return;
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if (!node().bitmap())
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node().create_bitmap_as_top_level_svg_element();
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ASSERT(node().bitmap());
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context.painter().draw_scaled_bitmap(enclosing_int_rect(absolute_rect()), *node().bitmap(), node().bitmap()->rect());
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}
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void LayoutSVG::after_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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LayoutNode::after_children_paint(context, phase);
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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context.svg_context().restore();
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}
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}
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@ -27,18 +27,18 @@
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#pragma once
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#include <LibWeb/Layout/LayoutReplaced.h>
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#include <LibWeb/SVG/SVGSVGElement.h>
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#include <LibWeb/SVG/SVGElement.h>
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#include <LibWeb/SVG/SVGGraphicsElement.h>
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namespace Web {
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class LayoutSVG : public LayoutReplaced {
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public:
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LayoutSVG(DOM::Document&, SVG::SVGSVGElement&, NonnullRefPtr<CSS::StyleProperties>);
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LayoutSVG(DOM::Document&, SVG::SVGElement&, NonnullRefPtr<CSS::StyleProperties>);
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virtual ~LayoutSVG() override = default;
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virtual void layout(LayoutMode = LayoutMode::Default) override;
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virtual void paint(PaintContext&, PaintPhase) override;
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SVG::SVGSVGElement& node() { return static_cast<SVG::SVGSVGElement&>(LayoutReplaced::node()); }
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virtual void before_children_paint(PaintContext& context, PaintPhase phase) override;
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virtual void after_children_paint(PaintContext& context, PaintPhase phase) override;
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private:
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virtual const char* class_name() const override { return "LayoutSVG"; }
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59
Libraries/LibWeb/Layout/LayoutSVGGraphics.cpp
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59
Libraries/LibWeb/Layout/LayoutSVGGraphics.cpp
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@ -0,0 +1,59 @@
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibWeb/Layout/LayoutSVGGraphics.h>
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namespace Web {
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LayoutSVGGraphics::LayoutSVGGraphics(DOM::Document& document, SVG::SVGGraphicsElement& element, NonnullRefPtr<CSS::StyleProperties> properties)
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: LayoutSVG(document, element, properties)
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{
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}
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void LayoutSVGGraphics::before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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LayoutSVG::before_children_paint(context, phase);
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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auto& graphics_element = downcast<SVG::SVGGraphicsElement>(node());
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if (graphics_element.fill_color().has_value())
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context.svg_context().set_fill_color(graphics_element.fill_color().value());
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if (graphics_element.stroke_color().has_value())
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context.svg_context().set_stroke_color(graphics_element.stroke_color().value());
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if (graphics_element.stroke_width().has_value())
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context.svg_context().set_stroke_width(graphics_element.stroke_width().value());
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}
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void LayoutSVGGraphics::layout(LayoutNode::LayoutMode mode)
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{
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LayoutReplaced::layout(mode);
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for_each_child([&](auto& child) { child.layout(mode); });
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}
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}
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47
Libraries/LibWeb/Layout/LayoutSVGGraphics.h
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47
Libraries/LibWeb/Layout/LayoutSVGGraphics.h
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibWeb/Layout/LayoutSVG.h>
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#include <LibWeb/SVG/SVGElement.h>
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#include <LibWeb/SVG/SVGGraphicsElement.h>
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namespace Web {
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class LayoutSVGGraphics : public LayoutSVG {
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public:
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LayoutSVGGraphics(DOM::Document&, SVG::SVGGraphicsElement&, NonnullRefPtr<CSS::StyleProperties>);
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virtual ~LayoutSVGGraphics() override = default;
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virtual void layout(LayoutMode mode) override;
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virtual void before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase) override;
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private:
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virtual const char* class_name() const override { return "LayoutSVGGraphics"; }
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};
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}
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88
Libraries/LibWeb/Layout/LayoutSVGPath.cpp
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88
Libraries/LibWeb/Layout/LayoutSVGPath.cpp
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibGfx/Painter.h>
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#include <LibWeb/Layout/LayoutSVGPath.h>
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#include <LibWeb/SVG/SVGPathElement.h>
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namespace Web {
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LayoutSVGPath::LayoutSVGPath(DOM::Document& document, SVG::SVGPathElement& element, NonnullRefPtr<CSS::StyleProperties> properties)
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: LayoutSVGGraphics(document, element, properties)
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{
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}
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void LayoutSVGPath::layout(LayoutNode::LayoutMode mode)
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{
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auto& bounding_box = node().get_path().bounding_box();
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set_has_intrinsic_width(true);
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set_has_intrinsic_height(true);
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set_intrinsic_width(bounding_box.width());
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set_intrinsic_height(bounding_box.height());
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set_offset(bounding_box.top_left());
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LayoutSVGGraphics::layout(mode);
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}
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void LayoutSVGPath::paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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if (!is_visible())
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return;
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LayoutSVGGraphics::paint(context, phase);
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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auto& path_element = node();
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auto& path = path_element.get_path();
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// We need to fill the path before applying the stroke, however the filled
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// path must be closed, whereas the stroke path may not necessary be closed.
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// Copy the path and close it for filling, but use the previous path for stroke
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auto closed_path = path;
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closed_path.close();
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// Fills are computed as though all paths are closed (https://svgwg.org/svg2-draft/painting.html#FillProperties)
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auto& painter = context.painter();
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auto& svg_context = context.svg_context();
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auto offset = (absolute_position() - effective_offset()).to_type<int>();
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painter.translate(offset);
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painter.fill_path(
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closed_path,
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path_element.fill_color().value_or(svg_context.fill_color()),
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Gfx::Painter::WindingRule::EvenOdd);
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painter.stroke_path(
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path,
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path_element.stroke_color().value_or(svg_context.stroke_color()),
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path_element.stroke_width().value_or(svg_context.stroke_width()));
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painter.translate(-offset);
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}
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}
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47
Libraries/LibWeb/Layout/LayoutSVGPath.h
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47
Libraries/LibWeb/Layout/LayoutSVGPath.h
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibWeb/Layout/LayoutSVGGraphics.h>
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namespace Web {
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class LayoutSVGPath final : public LayoutSVGGraphics {
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public:
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LayoutSVGPath(DOM::Document&, SVG::SVGPathElement&, NonnullRefPtr<CSS::StyleProperties>);
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virtual ~LayoutSVGPath() override = default;
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SVG::SVGPathElement& node() { return downcast<SVG::SVGPathElement>(LayoutSVGGraphics::node()); }
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void layout(LayoutMode mode) override;
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void paint(PaintContext& context, PaintPhase phase) override;
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private:
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virtual const char* class_name() const override { return "LayoutSVGPath"; }
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};
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}
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63
Libraries/LibWeb/Layout/LayoutSVGSVG.cpp
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63
Libraries/LibWeb/Layout/LayoutSVGSVG.cpp
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibWeb/Layout/LayoutSVGSVG.h>
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namespace Web {
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LayoutSVGSVG::LayoutSVGSVG(DOM::Document& document, SVG::SVGSVGElement& element, NonnullRefPtr<CSS::StyleProperties> properties)
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: LayoutSVGGraphics(document, element, properties)
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{
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}
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void LayoutSVGSVG::layout(LayoutMode layout_mode)
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{
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set_has_intrinsic_width(true);
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set_has_intrinsic_height(true);
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set_intrinsic_width(node().width());
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set_intrinsic_height(node().height());
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LayoutSVGGraphics::layout(layout_mode);
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}
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void LayoutSVGSVG::before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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if (!context.has_svg_context())
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context.set_svg_context(SVGContext());
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LayoutSVGGraphics::before_children_paint(context, phase);
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}
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void LayoutSVGSVG::after_children_paint(PaintContext& context, LayoutNode::PaintPhase phase)
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{
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LayoutSVGGraphics::after_children_paint(context, phase);
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if (phase != LayoutNode::PaintPhase::Foreground)
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return;
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}
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}
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50
Libraries/LibWeb/Layout/LayoutSVGSVG.h
Normal file
50
Libraries/LibWeb/Layout/LayoutSVGSVG.h
Normal file
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/*
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* Copyright (c) 2020, Matthew Olsson <matthewcolsson@gmail.com>
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* 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 are met:
|
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
|
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* list of conditions and the following disclaimer.
|
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*
|
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* 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
* this list of conditions and the following disclaimer in the documentation
|
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* and/or other materials provided with the distribution.
|
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*
|
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <LibWeb/Layout/LayoutSVGGraphics.h>
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#include <LibWeb/SVG/SVGSVGElement.h>
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namespace Web {
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class LayoutSVGSVG final : public LayoutSVGGraphics {
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public:
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LayoutSVGSVG(DOM::Document&, SVG::SVGSVGElement&, NonnullRefPtr<CSS::StyleProperties>);
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~LayoutSVGSVG() override = default;
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SVG::SVGSVGElement& node() { return downcast<SVG::SVGSVGElement>(LayoutSVGGraphics::node()); }
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void layout(LayoutMode = LayoutMode::Default) override;
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||||
|
||||
void before_children_paint(PaintContext& context, LayoutNode::PaintPhase phase) override;
|
||||
void after_children_paint(PaintContext& context, PaintPhase phase) override;
|
||||
|
||||
private:
|
||||
const char* class_name() const override { return "LayoutSVGSVG"; }
|
||||
};
|
||||
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue