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			44 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			44 lines
		
	
	
	
		
			1.5 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2023, Aliaksandr Kalenik <kalenik.aliaksandr@gmail.com>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include <LibWeb/Layout/SVGTextBox.h>
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| #include <LibWeb/Painting/SVGTextPaintable.h>
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| #include <LibWeb/SVG/SVGSVGElement.h>
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| 
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| namespace Web::Layout {
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| 
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| SVGTextBox::SVGTextBox(DOM::Document& document, SVG::SVGTextPositioningElement& element, NonnullRefPtr<CSS::StyleProperties> properties)
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|     : SVGGraphicsBox(document, element, properties)
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| {
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| }
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| 
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| CSSPixelPoint SVGTextBox::viewbox_origin() const
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| {
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|     auto* svg_box = dom_node().first_ancestor_of_type<SVG::SVGSVGElement>();
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|     if (!svg_box || !svg_box->view_box().has_value())
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|         return { 0, 0 };
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|     return { svg_box->view_box().value().min_x, svg_box->view_box().value().min_y };
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| }
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| 
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| Optional<Gfx::AffineTransform> SVGTextBox::layout_transform() const
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| {
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|     // FIXME: Since text layout boxes are currently 0x0 it is not possible handle viewBox scaling here.
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|     auto& geometry_element = dom_node();
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|     auto transform = geometry_element.get_transform();
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|     auto* svg_box = geometry_element.first_ancestor_of_type<SVG::SVGSVGElement>();
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|     auto origin = viewbox_origin().to_type<float>();
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|     Gfx::FloatPoint paint_offset = {};
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|     if (svg_box && svg_box->view_box().has_value())
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|         paint_offset = svg_box->paintable_box()->absolute_rect().location().to_type<float>();
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|     return Gfx::AffineTransform {}.translate(paint_offset).translate(-origin).multiply(transform);
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| }
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| 
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| JS::GCPtr<Painting::Paintable> SVGTextBox::create_paintable() const
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| {
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|     return Painting::SVGTextPaintable::create(*this);
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| }
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| 
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| }
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