odfontimplementation.h

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#pragma once
/* -*-c++-*- OpenSceneGraph - Copyright (C) 2009-2010 Mathias Froehlich
 *
 * This library is open source and may be redistributed and/or modified under
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * 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
 * OpenSceneGraph Public License for more details.
*/
 
#include "uiosgmod.h"
#include "commondefs.h"
#include <osg/Version>
#include <osgText/Font>
#include <QtGui/QFont>
#include <string>
 
mExpClass(uiOSG) ODFontImplementation : public osgText::Font::FontImplementation
{
public:
    ODFontImplementation(const QFont& font);
    virtual ~ODFontImplementation();
 
    virtual std::string getFileName() const;
 
    virtual bool supportsMultipleFontResolutions() const { return true; }
 
    virtual osgText::Glyph* getGlyph(const osgText::FontResolution& fontRes,
                                     unsigned int charcode);
#if OSG_MIN_VERSION_REQUIRED(3,6,0)
    virtual osgText::Glyph3D*   getGlyph3D(const osgText::FontResolution&,
                                           unsigned int /*charcode*/)
                                { return nullptr; }
 
    virtual osg::Vec2           getKerning(const osgText::FontResolution&,
                                           unsigned int leftcharcode,
                                           unsigned int rightcharcode,
                                           osgText::KerningType kerningType)
                                { return osg::Vec2(0,0); }
#else
    virtual osgText::Glyph3D*   getGlyph3D(unsigned int )
                                { return 0; }
    virtual osg::Vec2           getKerning(unsigned int leftcharcode,
                                           unsigned int rightcharcode,
                                           osgText::KerningType kerningType)
                                { return osg::Vec2(0, 0); }
#endif
 
    virtual bool                hasVertical() const
                                { return true; }
 
protected:
 
    std::string             _filename;
    QFont                   _font;
};