212 lines
11 KiB
C++
212 lines
11 KiB
C++
/*
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* Copyright (c) 2023, Ali Mohammad Pur <mpfard@serenityos.org>
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* Copyright (c) 2023, Sam Atkins <atkinssj@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ShorthandStyleValue.h"
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#include <LibWeb/CSS/PropertyID.h>
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#include <LibWeb/CSS/StyleValues/BorderRadiusStyleValue.h>
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#include <LibWeb/CSS/StyleValues/GridTemplateAreaStyleValue.h>
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#include <LibWeb/CSS/StyleValues/GridTrackPlacementStyleValue.h>
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#include <LibWeb/CSS/StyleValues/GridTrackSizeListStyleValue.h>
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#include <LibWeb/CSS/StyleValues/StyleValueList.h>
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namespace Web::CSS {
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ShorthandStyleValue::ShorthandStyleValue(PropertyID shorthand, Vector<PropertyID> sub_properties, Vector<ValueComparingNonnullRefPtr<StyleValue const>> values)
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: StyleValueWithDefaultOperators(Type::Shorthand)
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, m_properties { shorthand, move(sub_properties), move(values) }
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{
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if (m_properties.sub_properties.size() != m_properties.values.size()) {
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dbgln("ShorthandStyleValue: sub_properties and values must be the same size! {} != {}", m_properties.sub_properties.size(), m_properties.values.size());
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VERIFY_NOT_REACHED();
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}
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}
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ShorthandStyleValue::~ShorthandStyleValue() = default;
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ValueComparingRefPtr<StyleValue const> ShorthandStyleValue::longhand(PropertyID longhand) const
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{
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for (auto i = 0u; i < m_properties.sub_properties.size(); ++i) {
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if (m_properties.sub_properties[i] == longhand)
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return m_properties.values[i];
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}
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return nullptr;
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}
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String ShorthandStyleValue::to_string() const
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{
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// Special-cases first
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switch (m_properties.shorthand_property) {
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case PropertyID::Background: {
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auto color = longhand(PropertyID::BackgroundColor);
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auto image = longhand(PropertyID::BackgroundImage);
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auto position = longhand(PropertyID::BackgroundPosition);
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auto size = longhand(PropertyID::BackgroundSize);
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auto repeat = longhand(PropertyID::BackgroundRepeat);
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auto attachment = longhand(PropertyID::BackgroundAttachment);
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auto origin = longhand(PropertyID::BackgroundOrigin);
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auto clip = longhand(PropertyID::BackgroundClip);
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auto get_layer_count = [](auto style_value) -> size_t {
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return style_value->is_value_list() ? style_value->as_value_list().size() : 1;
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};
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auto layer_count = max(get_layer_count(image), max(get_layer_count(position), max(get_layer_count(size), max(get_layer_count(repeat), max(get_layer_count(attachment), max(get_layer_count(origin), get_layer_count(clip)))))));
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if (layer_count == 1) {
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return MUST(String::formatted("{} {} {} {} {} {} {} {}", color->to_string(), image->to_string(), position->to_string(), size->to_string(), repeat->to_string(), attachment->to_string(), origin->to_string(), clip->to_string()));
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}
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auto get_layer_value_string = [](ValueComparingRefPtr<StyleValue const> const& style_value, size_t index) {
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if (style_value->is_value_list())
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return style_value->as_value_list().value_at(index, true)->to_string();
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return style_value->to_string();
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};
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StringBuilder builder;
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for (size_t i = 0; i < layer_count; i++) {
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if (i)
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builder.append(", "sv);
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if (i == layer_count - 1)
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builder.appendff("{} ", color->to_string());
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builder.appendff("{} {} {} {} {} {} {}", get_layer_value_string(image, i), get_layer_value_string(position, i), get_layer_value_string(size, i), get_layer_value_string(repeat, i), get_layer_value_string(attachment, i), get_layer_value_string(origin, i), get_layer_value_string(clip, i));
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}
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return MUST(builder.to_string());
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}
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case PropertyID::BorderRadius: {
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auto& top_left = longhand(PropertyID::BorderTopLeftRadius)->as_border_radius();
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auto& top_right = longhand(PropertyID::BorderTopRightRadius)->as_border_radius();
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auto& bottom_right = longhand(PropertyID::BorderBottomRightRadius)->as_border_radius();
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auto& bottom_left = longhand(PropertyID::BorderBottomLeftRadius)->as_border_radius();
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return MUST(String::formatted("{} {} {} {} / {} {} {} {}",
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top_left.horizontal_radius().to_string(),
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top_right.horizontal_radius().to_string(),
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bottom_right.horizontal_radius().to_string(),
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bottom_left.horizontal_radius().to_string(),
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top_left.vertical_radius().to_string(),
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top_right.vertical_radius().to_string(),
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bottom_right.vertical_radius().to_string(),
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bottom_left.vertical_radius().to_string()));
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}
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case PropertyID::Flex:
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return MUST(String::formatted("{} {} {}", longhand(PropertyID::FlexGrow)->to_string(), longhand(PropertyID::FlexShrink)->to_string(), longhand(PropertyID::FlexBasis)->to_string()));
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case PropertyID::FlexFlow:
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return MUST(String::formatted("{} {}", longhand(PropertyID::FlexDirection)->to_string(), longhand(PropertyID::FlexWrap)->to_string()));
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case PropertyID::Font:
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return MUST(String::formatted("{} {} {} {} {} / {} {}",
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longhand(PropertyID::FontStyle)->to_string(),
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longhand(PropertyID::FontVariant)->to_string(),
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longhand(PropertyID::FontWeight)->to_string(),
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longhand(PropertyID::FontStretch)->to_string(),
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longhand(PropertyID::FontSize)->to_string(),
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longhand(PropertyID::LineHeight)->to_string(),
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longhand(PropertyID::FontFamily)->to_string()));
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case PropertyID::GridArea: {
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auto& row_start = longhand(PropertyID::GridRowStart)->as_grid_track_placement();
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auto& column_start = longhand(PropertyID::GridColumnStart)->as_grid_track_placement();
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auto& row_end = longhand(PropertyID::GridRowEnd)->as_grid_track_placement();
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auto& column_end = longhand(PropertyID::GridColumnEnd)->as_grid_track_placement();
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StringBuilder builder;
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if (!row_start.grid_track_placement().is_auto())
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builder.appendff("{}", row_start.grid_track_placement().to_string());
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if (!column_start.grid_track_placement().is_auto())
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builder.appendff(" / {}", column_start.grid_track_placement().to_string());
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if (!row_end.grid_track_placement().is_auto())
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builder.appendff(" / {}", row_end.grid_track_placement().to_string());
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if (!column_end.grid_track_placement().is_auto())
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builder.appendff(" / {}", column_end.grid_track_placement().to_string());
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return MUST(builder.to_string());
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}
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// FIXME: Serialize Grid differently once we support it better!
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case PropertyID::Grid:
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case PropertyID::GridTemplate: {
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auto& areas = longhand(PropertyID::GridTemplateAreas)->as_grid_template_area();
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auto& rows = longhand(PropertyID::GridTemplateRows)->as_grid_track_size_list();
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auto& columns = longhand(PropertyID::GridTemplateColumns)->as_grid_track_size_list();
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auto construct_rows_string = [&]() {
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StringBuilder builder;
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size_t idx = 0;
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for (auto const& row : rows.grid_track_size_list().track_list()) {
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if (areas.grid_template_area().size() > idx) {
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builder.append("\""sv);
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for (size_t y = 0; y < areas.grid_template_area()[idx].size(); ++y) {
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builder.append(areas.grid_template_area()[idx][y]);
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if (y != areas.grid_template_area()[idx].size() - 1)
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builder.append(" "sv);
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}
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builder.append("\" "sv);
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}
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builder.append(row.to_string());
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if (idx < rows.grid_track_size_list().track_list().size() - 1)
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builder.append(' ');
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idx++;
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}
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return MUST(builder.to_string());
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};
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if (columns.grid_track_size_list().track_list().size() == 0)
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return MUST(String::formatted("{}", construct_rows_string()));
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return MUST(String::formatted("{} / {}", construct_rows_string(), columns.grid_track_size_list().to_string()));
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}
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case PropertyID::GridColumn: {
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auto start = longhand(PropertyID::GridColumnStart);
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auto end = longhand(PropertyID::GridColumnEnd);
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if (end->as_grid_track_placement().grid_track_placement().is_auto())
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return start->to_string();
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return MUST(String::formatted("{} / {}", start->to_string(), end->to_string()));
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}
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case PropertyID::GridRow: {
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auto start = longhand(PropertyID::GridRowStart);
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auto end = longhand(PropertyID::GridRowEnd);
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if (end->as_grid_track_placement().grid_track_placement().is_auto())
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return start->to_string();
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return MUST(String::formatted("{} / {}", start->to_string(), end->to_string()));
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}
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case PropertyID::ListStyle:
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return MUST(String::formatted("{} {} {}", longhand(PropertyID::ListStylePosition)->to_string(), longhand(PropertyID::ListStyleImage)->to_string(), longhand(PropertyID::ListStyleType)->to_string()));
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case PropertyID::Overflow:
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return MUST(String::formatted("{} {}", longhand(PropertyID::OverflowX)->to_string(), longhand(PropertyID::OverflowY)->to_string()));
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case PropertyID::PlaceContent: {
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auto align_content = longhand(PropertyID::AlignContent)->to_string();
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auto justify_content = longhand(PropertyID::JustifyContent)->to_string();
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if (align_content == justify_content)
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return align_content;
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return MUST(String::formatted("{} {}", align_content, justify_content));
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}
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case PropertyID::PlaceItems: {
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auto align_items = longhand(PropertyID::AlignItems)->to_string();
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auto justify_items = longhand(PropertyID::JustifyItems)->to_string();
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if (align_items == justify_items)
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return align_items;
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return MUST(String::formatted("{} {}", align_items, justify_items));
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}
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case PropertyID::PlaceSelf: {
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auto align_self = longhand(PropertyID::AlignSelf)->to_string();
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auto justify_self = longhand(PropertyID::JustifySelf)->to_string();
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if (align_self == justify_self)
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return align_self;
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return MUST(String::formatted("{} {}", align_self, justify_self));
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}
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case PropertyID::TextDecoration:
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return MUST(String::formatted("{} {} {} {}", longhand(PropertyID::TextDecorationLine)->to_string(), longhand(PropertyID::TextDecorationThickness)->to_string(), longhand(PropertyID::TextDecorationStyle)->to_string(), longhand(PropertyID::TextDecorationColor)->to_string()));
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default:
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StringBuilder builder;
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auto first = true;
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for (auto& value : m_properties.values) {
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if (first)
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first = false;
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else
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builder.append(' ');
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builder.append(value->to_string());
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}
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return MUST(builder.to_string());
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}
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}
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}
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