| /* |
| * Copyright (C) 2011 Leo Yang <leoyang@webkit.org> |
| * Copyright (C) 2018 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #include "config.h" |
| |
| #if ENABLE(SVG_FONTS) |
| #include "SVGGlyphRefElement.h" |
| |
| #include "SVGGlyphElement.h" |
| #include "SVGNames.h" |
| #include "SVGParserUtilities.h" |
| #include "XLinkNames.h" |
| #include <wtf/IsoMallocInlines.h> |
| #include <wtf/text/AtomString.h> |
| |
| namespace WebCore { |
| |
| WTF_MAKE_ISO_ALLOCATED_IMPL(SVGGlyphRefElement); |
| |
| inline SVGGlyphRefElement::SVGGlyphRefElement(const QualifiedName& tagName, Document& document) |
| : SVGElement(tagName, document) |
| , SVGURIReference(this) |
| { |
| ASSERT(hasTagName(SVGNames::glyphRefTag)); |
| } |
| |
| Ref<SVGGlyphRefElement> SVGGlyphRefElement::create(const QualifiedName& tagName, Document& document) |
| { |
| return adoptRef(*new SVGGlyphRefElement(tagName, document)); |
| } |
| |
| bool SVGGlyphRefElement::hasValidGlyphElement(String& glyphName) const |
| { |
| // FIXME: We only support xlink:href so far. |
| // https://bugs.webkit.org/show_bug.cgi?id=64787 |
| // No need to support glyphRef referencing another node inside a shadow tree. |
| auto target = targetElementFromIRIString(getAttribute(SVGNames::hrefAttr, XLinkNames::hrefAttr), document()); |
| glyphName = target.identifier; |
| return is<SVGGlyphElement>(target.element); |
| } |
| |
| static float parseFloat(const AtomString& value) |
| { |
| return parseNumber(value).valueOr(0); |
| } |
| |
| void SVGGlyphRefElement::parseAttribute(const QualifiedName& name, const AtomString& value) |
| { |
| // FIXME: Is the error handling in parseFloat correct for these attributes? |
| if (name == SVGNames::xAttr) |
| m_x = parseFloat(value); |
| else if (name == SVGNames::yAttr) |
| m_y = parseFloat(value); |
| else if (name == SVGNames::dxAttr) |
| m_dx = parseFloat(value); |
| else if (name == SVGNames::dyAttr) |
| m_dy = parseFloat(value); |
| else { |
| SVGURIReference::parseAttribute(name, value); |
| SVGElement::parseAttribute(name, value); |
| } |
| } |
| |
| void SVGGlyphRefElement::setX(float x) |
| { |
| setAttribute(SVGNames::xAttr, AtomString::number(x)); |
| } |
| |
| void SVGGlyphRefElement::setY(float y) |
| { |
| setAttribute(SVGNames::yAttr, AtomString::number(y)); |
| } |
| |
| void SVGGlyphRefElement::setDx(float dx) |
| { |
| setAttribute(SVGNames::dxAttr, AtomString::number(dx)); |
| } |
| |
| void SVGGlyphRefElement::setDy(float dy) |
| { |
| setAttribute(SVGNames::dyAttr, AtomString::number(dy)); |
| } |
| |
| } |
| |
| #endif |