111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <kling@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 <LibWeb/CSS/ComputedCSSStyleDeclaration.h>
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#include <LibWeb/CSS/StyleResolver.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Element.h>
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namespace Web::CSS {
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ComputedCSSStyleDeclaration::ComputedCSSStyleDeclaration(DOM::Element& element)
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: m_element(element)
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{
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}
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ComputedCSSStyleDeclaration::~ComputedCSSStyleDeclaration()
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{
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}
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size_t ComputedCSSStyleDeclaration::length() const
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{
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return 0;
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}
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String ComputedCSSStyleDeclaration::item(size_t index) const
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{
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(void)index;
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return {};
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}
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static CSS::ValueID to_css_value_id(CSS::Display value)
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{
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switch (value) {
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case CSS::Display::None:
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return CSS::ValueID::None;
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case CSS::Display::Block:
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return CSS::ValueID::Block;
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case CSS::Display::Inline:
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return CSS::ValueID::Inline;
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case CSS::Display::InlineBlock:
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return CSS::ValueID::InlineBlock;
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case CSS::Display::ListItem:
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return CSS::ValueID::ListItem;
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case CSS::Display::Table:
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return CSS::ValueID::Table;
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case CSS::Display::TableRow:
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return CSS::ValueID::TableRow;
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case CSS::Display::TableCell:
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return CSS::ValueID::TableCell;
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case CSS::Display::TableHeaderGroup:
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return CSS::ValueID::TableHeaderGroup;
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case CSS::Display::TableRowGroup:
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return CSS::ValueID::TableRowGroup;
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case CSS::Display::TableFooterGroup:
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return CSS::ValueID::TableFooterGroup;
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case CSS::Display::TableColumn:
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return CSS::ValueID::TableColumn;
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case CSS::Display::TableColumnGroup:
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return CSS::ValueID::TableColumnGroup;
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case CSS::Display::TableCaption:
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return CSS::ValueID::TableCaption;
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case CSS::Display::Flex:
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return CSS::ValueID::Flex;
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}
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VERIFY_NOT_REACHED();
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}
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Optional<StyleProperty> ComputedCSSStyleDeclaration::property(PropertyID property_id) const
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{
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const_cast<DOM::Document&>(m_element->document()).force_layout();
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if (!m_element->layout_node()) {
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auto style = m_element->document().style_resolver().resolve_style(const_cast<DOM::Element&>(*m_element));
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if (auto maybe_property = style->property(property_id); maybe_property.has_value()) {
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return StyleProperty {
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.property_id = property_id,
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.value = maybe_property.release_value(),
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};
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}
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return {};
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}
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auto& layout_node = *m_element->layout_node();
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switch (property_id) {
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case CSS::PropertyID::Color:
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return StyleProperty {
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.property_id = property_id,
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.value = ColorStyleValue::create(layout_node.computed_values().color()),
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};
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case CSS::PropertyID::Display: {
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return StyleProperty {
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.property_id = property_id,
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.value = IdentifierStyleValue::create(to_css_value_id(layout_node.computed_values().display())),
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};
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}
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default:
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dbgln("FIXME: Computed style for the '{}' property was requested", string_from_property_id(property_id));
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return {};
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}
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}
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bool ComputedCSSStyleDeclaration::set_property(PropertyID, StringView)
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{
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return false;
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}
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}
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