diff options
Diffstat (limited to 'WebCore/svg/SVGFontElement.h')
| -rw-r--r-- | WebCore/svg/SVGFontElement.h | 115 |
1 files changed, 67 insertions, 48 deletions
diff --git a/WebCore/svg/SVGFontElement.h b/WebCore/svg/SVGFontElement.h index 90641a8..24c2fc5 100644 --- a/WebCore/svg/SVGFontElement.h +++ b/WebCore/svg/SVGFontElement.h @@ -1,21 +1,22 @@ /* - Copyright (C) 2007 Eric Seidel <eric@webkit.org> - Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> - - 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. + * Copyright (C) 2007 Eric Seidel <eric@webkit.org> + * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org> + * Copyright (C) Research In Motion Limited 2010. 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. */ #ifndef SVGFontElement_h @@ -25,41 +26,59 @@ #include "SVGExternalResourcesRequired.h" #include "SVGGlyphElement.h" #include "SVGGlyphMap.h" -#include "SVGHKernElement.h" +#include "SVGParserUtilities.h" #include "SVGStyledElement.h" namespace WebCore { - class SVGMissingGlyphElement; - class SVGFontElement : public SVGStyledElement - , public SVGExternalResourcesRequired { - public: - SVGFontElement(const QualifiedName&, Document*); - virtual ~SVGFontElement(); - - virtual void synchronizeProperty(const QualifiedName&); - virtual bool rendererIsNeeded(RenderStyle*) { return false; } - - void invalidateGlyphCache(); - - void getGlyphIdentifiersForString(const String&, Vector<SVGGlyphIdentifier>&) const; - - bool getHorizontalKerningPairForStringsAndGlyphs(const String& u1, const String& g1, const String& u2, const String& g2, SVGHorizontalKerningPair& kerningPair) const; - - SVGMissingGlyphElement* firstMissingGlyphElement() const; - - private: - // SVGExternalResourcesRequired - DECLARE_ANIMATED_PROPERTY(SVGFontElement, SVGNames::externalResourcesRequiredAttr, bool, ExternalResourcesRequired, externalResourcesRequired) - - void ensureGlyphCache() const; - - typedef Vector<SVGHorizontalKerningPair> KerningPairVector; - - mutable KerningPairVector m_kerningPairs; - mutable SVGGlyphMap m_glyphMap; - mutable bool m_isGlyphCacheValid; - }; +// Describe an SVG <hkern>/<vkern> element +struct SVGKerningPair { + float kerning; + UnicodeRanges unicodeRange1; + UnicodeRanges unicodeRange2; + HashSet<String> unicodeName1; + HashSet<String> unicodeName2; + HashSet<String> glyphName1; + HashSet<String> glyphName2; + + SVGKerningPair() + : kerning(0.0f) + { + } +}; + +typedef Vector<SVGKerningPair> KerningPairVector; + +class SVGMissingGlyphElement; +class SVGFontElement : public SVGStyledElement + , public SVGExternalResourcesRequired { +public: + SVGFontElement(const QualifiedName&, Document*); + virtual ~SVGFontElement(); + + virtual void synchronizeProperty(const QualifiedName&); + virtual bool rendererIsNeeded(RenderStyle*) { return false; } + + void invalidateGlyphCache(); + + void getGlyphIdentifiersForString(const String&, Vector<SVGGlyphIdentifier>&) const; + + float horizontalKerningForPairOfStringsAndGlyphs(const String& u1, const String& g1, const String& u2, const String& g2) const; + float verticalKerningForPairOfStringsAndGlyphs(const String& u1, const String& g1, const String& u2, const String& g2) const; + + SVGMissingGlyphElement* firstMissingGlyphElement() const; + +private: + // SVGExternalResourcesRequired + DECLARE_ANIMATED_PROPERTY(SVGFontElement, SVGNames::externalResourcesRequiredAttr, bool, ExternalResourcesRequired, externalResourcesRequired) + + void ensureGlyphCache() const; + + mutable KerningPairVector m_horizontalKerningPairs; + mutable KerningPairVector m_verticalKerningPairs; + mutable SVGGlyphMap m_glyphMap; + mutable bool m_isGlyphCacheValid; +}; } // namespace WebCore |