/*

 * 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 SVGCharacterData_h

#define SVGCharacterData_h

#if ENABLE(SVG)

#include <wtf/HashMap.h>

#include <wtf/PassRefPtr.h>

#include <wtf/RefCounted.h>

namespace WebCore {

class AffineTransform;

class RenderObject;

// Holds extra data, when the character is laid out on a path

struct SVGCharOnPath : RefCounted<SVGCharOnPath> {

    static PassRefPtr<SVGCharOnPath> create() { return adoptRef(new SVGCharOnPath); }

    float xScale;

    float yScale;

    float xShift;

    float yShift;

    float orientationAngle;

    bool hidden : 1;

private:

    SVGCharOnPath()

        : xScale(1.0f)

        , yScale(1.0f)

        , xShift(0.0f)

        , yShift(0.0f)

        , orientationAngle(0.0f)

        , hidden(false)

    {

    }

};

struct SVGChar {

    SVGChar()

        : x(0.0f)

        , y(0.0f)

        , angle(0.0f)

        , orientationShiftX(0.0f)

        , orientationShiftY(0.0f)

        , drawnSeperated(false)

        , newTextChunk(false)

    {

    }

    float x;

    float y;

    float angle;

    float orientationShiftX;

    float orientationShiftY;

    RefPtr<SVGCharOnPath> pathData;

    // Determines wheter this char needs to be drawn seperated

    bool drawnSeperated : 1;

    // Determines wheter this char starts a new chunk

    bool newTextChunk : 1;

    // Helper methods

    bool isHidden() const;

    AffineTransform characterTransform() const;

};

} // namespace WebCore

#endif // ENABLE(SVG)

#endif // SVGCharacterData_h