forked from mirrors/gecko-dev
1ed2ba9764
Differential Revision: https://phabricator.services.mozilla.com/D63171 --HG-- extra : moz-landing-system : lando
106 lines
3.7 KiB
C++
106 lines
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "HTMLFontElement.h"
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#include "mozilla/dom/HTMLFontElementBinding.h"
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#include "mozilla/MappedDeclarations.h"
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#include "nsAttrValueInlines.h"
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#include "nsMappedAttributes.h"
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#include "nsContentUtils.h"
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NS_IMPL_NS_NEW_HTML_ELEMENT(Font)
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namespace mozilla {
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namespace dom {
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HTMLFontElement::~HTMLFontElement() = default;
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JSObject* HTMLFontElement::WrapNode(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) {
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return HTMLFontElement_Binding::Wrap(aCx, this, aGivenProto);
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}
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NS_IMPL_ELEMENT_CLONE(HTMLFontElement)
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bool HTMLFontElement::ParseAttribute(int32_t aNamespaceID, nsAtom* aAttribute,
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const nsAString& aValue,
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nsIPrincipal* aMaybeScriptedPrincipal,
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nsAttrValue& aResult) {
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if (aNamespaceID == kNameSpaceID_None) {
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if (aAttribute == nsGkAtoms::size) {
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int32_t size = nsContentUtils::ParseLegacyFontSize(aValue);
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if (size) {
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aResult.SetTo(size, &aValue);
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return true;
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}
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return false;
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}
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if (aAttribute == nsGkAtoms::color) {
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return aResult.ParseColor(aValue);
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}
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}
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return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue,
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aMaybeScriptedPrincipal, aResult);
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}
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void HTMLFontElement::MapAttributesIntoRule(
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const nsMappedAttributes* aAttributes, MappedDeclarations& aDecls) {
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// face: string list
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if (!aDecls.PropertyIsSet(eCSSProperty_font_family)) {
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::face);
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if (value && value->Type() == nsAttrValue::eString &&
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!value->IsEmptyString()) {
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aDecls.SetFontFamily(value->GetStringValue());
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}
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}
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// size: int
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if (!aDecls.PropertyIsSet(eCSSProperty_font_size)) {
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::size);
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if (value && value->Type() == nsAttrValue::eInteger)
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aDecls.SetKeywordValue(eCSSProperty_font_size, value->GetIntegerValue());
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}
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if (!aDecls.PropertyIsSet(eCSSProperty_color)) {
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// color: color
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::color);
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nscolor color;
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if (value && value->GetColorValue(color)) {
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aDecls.SetColorValue(eCSSProperty_color, color);
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}
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}
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if (aDecls.Document()->GetCompatibilityMode() == eCompatibility_NavQuirks) {
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// Make <a><font color="red">text</font></a> give the text a red underline
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// in quirks mode. The StyleTextDecorationLine_COLOR_OVERRIDE flag only
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// affects quirks mode rendering.
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const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::color);
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nscolor color;
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if (value && value->GetColorValue(color)) {
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aDecls.SetTextDecorationColorOverride();
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}
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}
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nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aDecls);
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}
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NS_IMETHODIMP_(bool)
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HTMLFontElement::IsAttributeMapped(const nsAtom* aAttribute) const {
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static const MappedAttributeEntry attributes[] = {
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{nsGkAtoms::face}, {nsGkAtoms::size}, {nsGkAtoms::color}, {nullptr}};
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static const MappedAttributeEntry* const map[] = {
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attributes,
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sCommonAttributeMap,
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};
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return FindAttributeDependence(aAttribute, map);
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}
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nsMapRuleToAttributesFunc HTMLFontElement::GetAttributeMappingFunction() const {
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return &MapAttributesIntoRule;
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}
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} // namespace dom
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} // namespace mozilla
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