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4b6534a26d
Previously were incorrectly initializing the grid gap tracks as were using the GridSize float constructor, which creates a flexible length. What is actually wanted is a fixed-size track of a certain size, indicated in pixels.
93 lines
3.2 KiB
C++
93 lines
3.2 KiB
C++
/*
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* Copyright (c) 2022, Martin Falisse <mfalisse@outlook.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 <LibWeb/CSS/Length.h>
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#include <LibWeb/Layout/BlockFormattingContext.h>
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#include <LibWeb/Layout/Box.h>
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#include <LibWeb/Layout/FormattingContext.h>
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namespace Web::Layout {
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class GridFormattingContext final : public BlockFormattingContext {
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public:
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explicit GridFormattingContext(LayoutState&, BlockContainer const&, FormattingContext* parent);
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~GridFormattingContext();
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virtual void run(Box const&, LayoutMode, AvailableSpace const& available_space) override;
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virtual float automatic_content_height() const override;
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private:
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float m_automatic_content_height { 0 };
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bool is_auto_positioned_row(CSS::GridTrackPlacement const&, CSS::GridTrackPlacement const&) const;
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bool is_auto_positioned_column(CSS::GridTrackPlacement const&, CSS::GridTrackPlacement const&) const;
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bool is_auto_positioned_track(CSS::GridTrackPlacement const&, CSS::GridTrackPlacement const&) const;
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struct TemporaryTrack {
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CSS::GridSize min_track_sizing_function;
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CSS::GridSize max_track_sizing_function;
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float base_size { 0 };
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float growth_limit { 0 };
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float space_to_distribute { 0 };
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float planned_increase { 0 };
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bool is_gap { false };
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TemporaryTrack(CSS::GridSize min_track_sizing_function, CSS::GridSize max_track_sizing_function)
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: min_track_sizing_function(min_track_sizing_function)
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, max_track_sizing_function(max_track_sizing_function)
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{
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}
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TemporaryTrack(CSS::GridSize track_sizing_function)
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: min_track_sizing_function(track_sizing_function)
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, max_track_sizing_function(track_sizing_function)
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{
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}
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TemporaryTrack(float size_in_px, bool is_gap)
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: min_track_sizing_function(CSS::GridSize(CSS::Length(size_in_px, CSS::Length::Type::Px)))
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, max_track_sizing_function(CSS::GridSize(CSS::Length(size_in_px, CSS::Length::Type::Px)))
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, base_size(size_in_px)
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, is_gap(is_gap)
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{
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}
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TemporaryTrack()
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: min_track_sizing_function(CSS::GridSize::make_auto())
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, max_track_sizing_function(CSS::GridSize::make_auto())
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{
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}
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};
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Vector<TemporaryTrack> m_grid_rows;
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Vector<TemporaryTrack> m_grid_columns;
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float get_free_space_x(AvailableSpace const& available_space);
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float get_free_space_y(Box const&);
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int get_line_index_by_line_name(String const& line_name, CSS::GridTrackSizeList);
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};
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class OccupationGrid {
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public:
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OccupationGrid(int column_count, int row_count);
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void maybe_add_column(int needed_number_of_columns);
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void maybe_add_row(int needed_number_of_rows);
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void set_occupied(int column_start, int column_end, int row_start, int row_end);
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void set_occupied(int column_index, int row_index);
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int column_count() { return static_cast<int>(m_occupation_grid[0].size()); }
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int row_count() { return static_cast<int>(m_occupation_grid.size()); }
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bool is_occupied(int column_index, int row_index);
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private:
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Vector<Vector<bool>> m_occupation_grid;
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};
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}
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