GRTempo.h

#ifndef GRTempo_H
#define GRTempo_H
 
/*
  GUIDO Library
  Copyright (C) 2002  Holger Hoos, Juergen Kilian, Kai Renz
  Copyright (C) 2002-2017 Grame
 
  This Source Code Form is subject to the terms of the Mozilla Public
  License, v. 2.0. If a copy of the MPL was not distributed with this
  file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
  Grame Research Laboratory, 11, cours de Verdun Gensoul 69002 Lyon - France
  research@grame.fr
 
*/
 
#include "GRTagARNotationElement.h"
 
class ARTempo;
class GRStaff;
class VGDevice;
class VGFont;
 
class GRTempo : public GRTagARNotationElement
{
    public:
        using GRNotationElement::getDuration;
        
                     GRTempo(GRStaff *, const ARTempo * );
        virtual     ~GRTempo() {}
        
        virtual void            OnDraw( VGDevice & dev ) const;
        virtual unsigned int    getTextAlign() const;
        virtual const GRTempo * isGRTempo() const       { return this; }
 
    private:
        TYPE_TIMEPOSITION fDate;
 
        float   DrawText( VGDevice & hdc,  const char * cp, float xOffset, float yOffset) const;
    
        float           getXPos     () const;
        float           getYAlign   (float fsize) const;
        float           getXAlign   () const;
    
        const VGFont* fFont = 0;
        const VGFont* fMusicFont = 0;
        std::string   fFormat;
        float         fNoteScale = 1.f;     // used to scale the note according to the font size
        float         fYAlign = 0.f;        // used as note Y offset acording to text vertical align
        float         fXAlign = 0.f;        // used as note X offset acording to text horizontal align
 
        unsigned int  fTextAlign;
};
 
#endif