Moving GraphicsContext and dependencies from core to platform.

Source/core/platform/graphics/SVGGlyph.h

-/*
- * Copyright (C) 2007 Eric Seidel <eric@webkit.org>
- * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
- * Copyright (C) 2008 Rob Buis <buis@kde.org>
- * Copyright (C) Research In Motion Limited 2011. 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 SVGGlyph_h
-#define SVGGlyph_h
-
-#if ENABLE(SVG_FONTS)
-#include "core/platform/graphics/Path.h"
-#include "platform/fonts/Glyph.h"
-
-#include <limits>
-#include "wtf/text/WTFString.h"
-#include "wtf/Vector.h"
-
-namespace WebCore {
-
-// Describe a glyph from a SVG Font.
-struct SVGGlyph {
-    enum Orientation {
-        Vertical,
-        Horizontal,
-        Both
-    };
-
-    // SVG Font depends on exactly this order.
-    enum ArabicForm {
-        None = 0,
-        Isolated,
-        Terminal,
-        Initial,
-        Medial
-    };
-
-    SVGGlyph()
-        : isPartOfLigature(false)
-        , orientation(Both)
-        , arabicForm(None)
-        , priority(0)
-        , tableEntry(0)
-        , unicodeStringLength(0)
-        , horizontalAdvanceX(0)
-        , verticalOriginX(0)
-        , verticalOriginY(0)
-        , verticalAdvanceY(0)
-    {
-    }
-
-    // Used to mark our float properties as "to be inherited from SVGFontData"
-    static float inheritedValue()
-    {
-        static float s_inheritedValue = std::numeric_limits<float>::infinity();
-        return s_inheritedValue;
-    }
-
-    bool operator==(const SVGGlyph& other) const
-    {
-        return isPartOfLigature == other.isPartOfLigature
-            && orientation == other.orientation
-            && arabicForm == other.arabicForm
-            && tableEntry == other.tableEntry
-            && unicodeStringLength == other.unicodeStringLength
-            && glyphName == other.glyphName
-            && horizontalAdvanceX == other.horizontalAdvanceX
-            && verticalOriginX == other.verticalOriginX
-            && verticalOriginY == other.verticalOriginY
-            && verticalAdvanceY == other.verticalAdvanceY
-            && languages == other.languages;
-    }
-
-    bool isPartOfLigature : 1;
-
-    unsigned orientation : 2; // Orientation
-    unsigned arabicForm : 3; // ArabicForm
-    int priority;
-    Glyph tableEntry;
-    size_t unicodeStringLength;
-    String glyphName;
-
-    float horizontalAdvanceX;
-    float verticalOriginX;
-    float verticalOriginY;
-    float verticalAdvanceY;
-
-    Path pathData;
-    Vector<String> languages;
-};
-
-Vector<SVGGlyph::ArabicForm> charactersWithArabicForm(const String& input, bool rtl);
-bool isCompatibleGlyph(const SVGGlyph&, bool isVerticalText, const String& language, const Vector<SVGGlyph::ArabicForm>&, unsigned startPosition, unsigned endPosition);
-
-} // namespace WebCore
-
-#endif // ENABLE(SVG_FONTS)
-#endif