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-rw-r--r--Source/WebCore/svg/SVGFontData.h77
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diff --git a/Source/WebCore/svg/SVGFontData.h b/Source/WebCore/svg/SVGFontData.h
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--- a/Source/WebCore/svg/SVGFontData.h
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-/*
- * Copyright (C) 2008 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.
- */
-
-#ifndef SVGFontData_h
-#define SVGFontData_h
-
-#if ENABLE(SVG_FONTS)
-#include "SimpleFontData.h"
-
-namespace WebCore {
-
-class SVGFontElement;
-class SVGFontFaceElement;
-
-class SVGFontData : public SimpleFontData::AdditionalFontData {
-public:
- explicit SVGFontData(SVGFontFaceElement*);
- virtual ~SVGFontData() { }
-
- virtual void initializeFontData(SimpleFontData*, float fontSize) override;
- virtual float widthForSVGGlyph(Glyph, float fontSize) const override;
- virtual bool fillSVGGlyphPage(GlyphPage*, unsigned offset, unsigned length, UChar* buffer, unsigned bufferLength, const SimpleFontData*) const override;
- virtual bool applySVGGlyphSelection(WidthIterator&, GlyphData&, bool mirror, int currentCharacter, unsigned& advanceLength) const override;
-
- SVGFontFaceElement* svgFontFaceElement() const { return m_svgFontFaceElement; }
-
- float horizontalOriginX() const { return m_horizontalOriginX; }
- float horizontalOriginY() const { return m_horizontalOriginY; }
- float horizontalAdvanceX() const { return m_horizontalAdvanceX; }
-
- float verticalOriginX() const { return m_verticalOriginX; }
- float verticalOriginY() const { return m_verticalOriginY; }
- float verticalAdvanceY() const { return m_verticalAdvanceY; }
-
-private:
- bool fillBMPGlyphs(SVGFontElement*, GlyphPage* , unsigned offset, unsigned length, UChar* buffer, const SimpleFontData*) const;
- bool fillNonBMPGlyphs(SVGFontElement*, GlyphPage* , unsigned offset, unsigned length, UChar* buffer, const SimpleFontData*) const;
-
- String createStringWithMirroredCharacters(const UChar* characters, unsigned length) const;
-
- // Ths SVGFontFaceElement is kept alive --
- // 1) in the external font case: by the CSSFontFaceSource, which holds a reference to the external SVG document
- // containing the element;
- // 2) in the in-document font case: by virtue of being in the document tree and making sure that when it is removed
- // from the document, it removes the @font-face rule it owns from the document's mapped element sheet and forces
- // a style update.
- SVGFontFaceElement* m_svgFontFaceElement;
-
- float m_horizontalOriginX;
- float m_horizontalOriginY;
- float m_horizontalAdvanceX;
-
- float m_verticalOriginX;
- float m_verticalOriginY;
- float m_verticalAdvanceY;
-};
-
-} // namespace WebCore
-
-#endif
-#endif // SVGFontData_h