mirror of
https://github.com/LadybirdBrowser/ladybird
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99 lines
3.2 KiB
C++
99 lines
3.2 KiB
C++
/*
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* Copyright (c) 2024, 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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#pragma once
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#include <AK/Utf16View.h>
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#include <LibGfx/TextLayout.h>
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#include <LibWeb/Export.h>
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#include <LibWeb/Layout/Node.h>
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#include <LibWeb/Painting/ShadowData.h>
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#include <LibWeb/PixelUnits.h>
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namespace Web::Painting {
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class WEB_API PaintableFragment {
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friend class PaintableWithLines;
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public:
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explicit PaintableFragment(Layout::LineBoxFragment const&);
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Layout::Node const& layout_node() const { return m_layout_node; }
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Paintable const& paintable() const { return *m_layout_node->first_paintable(); }
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size_t start_offset() const { return m_start_offset; }
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size_t length_in_code_units() const { return m_length_in_code_units; }
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CSSPixels baseline() const { return m_baseline; }
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CSSPixelPoint offset() const { return m_offset; }
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void set_offset(CSSPixelPoint offset) { m_offset = offset; }
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CSSPixelSize size() const { return m_size; }
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Vector<ShadowData> const& shadows() const { return m_shadows; }
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void set_shadows(Vector<ShadowData>&& shadows) { m_shadows = shadows; }
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CSSPixelRect const absolute_rect() const;
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RefPtr<Gfx::GlyphRun> glyph_run() const { return m_glyph_run; }
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Gfx::Orientation orientation() const;
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CSSPixelRect selection_rect() const;
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CSSPixelRect range_rect(Paintable::SelectionState selection_state, size_t start_offset_in_code_units, size_t end_offset_in_code_units) const;
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struct SelectionOffsets {
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size_t start;
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size_t end;
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bool include_trailing_whitespace { false };
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};
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Optional<SelectionOffsets> selection_offsets() const;
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Optional<SelectionOffsets> selection_range_for_text_control() const;
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struct TextDecorationData {
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Vector<CSS::TextDecorationLine> line;
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CSS::TextDecorationStyle style;
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Color color;
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};
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struct FragmentSpan {
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PaintableFragment const& fragment;
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size_t start_code_unit;
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size_t end_code_unit;
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Color text_color;
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Color background_color;
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Optional<Vector<ShadowData>> shadow_layers;
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Optional<TextDecorationData> text_decoration;
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};
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CSSPixels width() const { return m_size.width(); }
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CSSPixels height() const { return m_size.height(); }
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size_t index_in_node_for_point(CSSPixelPoint) const;
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Utf16View text() const;
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CSSPixels text_decoration_thickness() const { return m_text_decoration_thickness; }
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void set_text_decoration_thickness(CSSPixels thickness) { m_text_decoration_thickness = thickness; }
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bool has_trailing_whitespace() const { return m_has_trailing_whitespace; }
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private:
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Optional<SelectionOffsets> compute_selection_offsets(Paintable::SelectionState, size_t start_offset_in_code_units, size_t end_offset_in_code_units) const;
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GC::Ref<Layout::Node const> m_layout_node;
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CSSPixelPoint m_offset;
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CSSPixelSize m_size;
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size_t m_start_offset { 0 };
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size_t m_length_in_code_units { 0 };
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RefPtr<Gfx::GlyphRun> m_glyph_run;
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Vector<ShadowData> m_shadows;
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CSSPixels m_baseline;
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CSSPixels m_text_decoration_thickness { 0 };
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CSS::WritingMode m_writing_mode;
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bool m_has_trailing_whitespace { false };
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};
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}
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