/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "HTMLFontElement.h" #include "mozilla/dom/HTMLFontElementBinding.h" #include "nsAttrValueInlines.h" #include "nsMappedAttributes.h" #include "nsRuleData.h" #include "nsContentUtils.h" #include "nsCSSParser.h" NS_IMPL_NS_NEW_HTML_ELEMENT(Font) namespace mozilla { namespace dom { HTMLFontElement::~HTMLFontElement() { } JSObject* HTMLFontElement::WrapNode(JSContext *aCx, JS::Handle<JSObject*> aGivenProto) { return HTMLFontElementBinding::Wrap(aCx, this, aGivenProto); } NS_IMPL_ELEMENT_CLONE(HTMLFontElement) bool HTMLFontElement::ParseAttribute(int32_t aNamespaceID, nsIAtom* aAttribute, const nsAString& aValue, nsAttrValue& aResult) { if (aNamespaceID == kNameSpaceID_None) { if (aAttribute == nsGkAtoms::size) { int32_t size = nsContentUtils::ParseLegacyFontSize(aValue); if (size) { aResult.SetTo(size, &aValue); return true; } return false; } if (aAttribute == nsGkAtoms::color) { return aResult.ParseColor(aValue); } } return nsGenericHTMLElement::ParseAttribute(aNamespaceID, aAttribute, aValue, aResult); } void HTMLFontElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes, nsRuleData* aData) { if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Font)) { // face: string list nsCSSValue* family = aData->ValueForFontFamily(); if (family->GetUnit() == eCSSUnit_Null) { const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::face); if (value && value->Type() == nsAttrValue::eString && !value->IsEmptyString()) { nsCSSParser parser; parser.ParseFontFamilyListString(value->GetStringValue(), nullptr, 0, *family); } } // size: int nsCSSValue* fontSize = aData->ValueForFontSize(); if (fontSize->GetUnit() == eCSSUnit_Null) { const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::size); if (value && value->Type() == nsAttrValue::eInteger) { fontSize->SetIntValue(value->GetIntegerValue(), eCSSUnit_Enumerated); } } } if (aData->mSIDs & NS_STYLE_INHERIT_BIT(Color)) { nsCSSValue* colorValue = aData->ValueForColor(); if (colorValue->GetUnit() == eCSSUnit_Null && aData->mPresContext->UseDocumentColors()) { // color: color const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::color); nscolor color; if (value && value->GetColorValue(color)) { colorValue->SetColorValue(color); } } } if (aData->mSIDs & NS_STYLE_INHERIT_BIT(TextReset) && aData->mPresContext->CompatibilityMode() == eCompatibility_NavQuirks) { // Make <a><font color="red">text</font></a> give the text a red underline // in quirks mode. The NS_STYLE_TEXT_DECORATION_LINE_OVERRIDE_ALL flag only // affects quirks mode rendering. const nsAttrValue* value = aAttributes->GetAttr(nsGkAtoms::color); nscolor color; if (value && value->GetColorValue(color)) { nsCSSValue* decoration = aData->ValueForTextDecorationLine(); int32_t newValue = NS_STYLE_TEXT_DECORATION_LINE_OVERRIDE_ALL; if (decoration->GetUnit() == eCSSUnit_Enumerated) { newValue |= decoration->GetIntValue(); } decoration->SetIntValue(newValue, eCSSUnit_Enumerated); } } nsGenericHTMLElement::MapCommonAttributesInto(aAttributes, aData); } NS_IMETHODIMP_(bool) HTMLFontElement::IsAttributeMapped(const nsIAtom* aAttribute) const { static const MappedAttributeEntry attributes[] = { { &nsGkAtoms::face }, { &nsGkAtoms::size }, { &nsGkAtoms::color }, { nullptr } }; static const MappedAttributeEntry* const map[] = { attributes, sCommonAttributeMap, }; return FindAttributeDependence(aAttribute, map); } nsMapRuleToAttributesFunc HTMLFontElement::GetAttributeMappingFunction() const { return &MapAttributesIntoRule; } } // namespace dom } // namespace mozilla