finalcut/include/final/fprogressbar.h

/************************************************************************
* fprogressbar.h - Widget FProgressbar                                  *
*                                                                       *
* This file is part of the Final Cut widget toolkit                     *
*                                                                       *
* Copyright 2014-2017 Markus Gans                                       *
*                                                                       *
* The Final Cut is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by  *
* the Free Software Foundation; either version 3 of the License, or     *
* (at your option) any later version.                                   *
*                                                                       *
* The Final Cut 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 General Public License for more details.                          *
*                                                                       *
* You should have received a copy of the GNU General Public License     *
* along with this program.  If not, see <http://www.gnu.org/licenses/>. *
************************************************************************/

/*  Inheritance diagram
 *  ═══════════════════
 *
 * ▕▔▔▔▔▔▔▔▔▔▏
 * ▕  FTerm  ▏
 * ▕▁▁▁▁▁▁▁▁▁▏
 *      ▲
 *      │
 * ▕▔▔▔▔▔▔▔▔▔▏ ▕▔▔▔▔▔▔▔▔▔▏
 * ▕ FVTerm  ▏ ▕ FObject ▏
 * ▕▁▁▁▁▁▁▁▁▁▏ ▕▁▁▁▁▁▁▁▁▁▏
 *      ▲           ▲
 *      │           │
 *      └─────┬─────┘
 *            │
 *       ▕▔▔▔▔▔▔▔▔▔▏
 *       ▕ FWidget ▏
 *       ▕▁▁▁▁▁▁▁▁▁▏
 *            ▲
 *            │
 *     ▕▔▔▔▔▔▔▔▔▔▔▔▔▔▔▏
 *     ▕ FProgressbar ▏
 *     ▕▁▁▁▁▁▁▁▁▁▁▁▁▁▁▏
 */

#ifndef FPROGRESSBAR_H
#define FPROGRESSBAR_H

#if !defined (USE_FINAL_H) && !defined (COMPILE_FINAL_CUT)
  #error "Only <final/final.h> can be included directly."
#endif

#include "final/fwidget.h"


//----------------------------------------------------------------------
// class FProgressbar
//----------------------------------------------------------------------

#pragma pack(push)
#pragma pack(1)

class FProgressbar : public FWidget
{
  public:
    // Using-declarations
    using FWidget::setGeometry;

    // Constructor
    explicit FProgressbar(FWidget* = 0);

    // Destructor
    virtual ~FProgressbar();

    // Accessors
    const char*  getClassName() const;
    int          getPercentage();

    // Mutators
    void         setPercentage (int);
    void         setGeometry (int, int, int, int, bool = true);
    bool         setShadow (bool);
    bool         setShadow();
    bool         unsetShadow();

    // Inquiries
    bool         hasShadow();

    // Methods
    void         hide();
    void         reset();

  private:
    // Methods
    virtual void draw();
    void         drawPercentage();
    void         drawBar();

    // Data Members
    int          percentage;
    int          bar_length;
};
#pragma pack(pop)


// FProgressbar inline functions
//----------------------------------------------------------------------
inline const char* FProgressbar::getClassName() const
{ return "FProgressbar"; }

//----------------------------------------------------------------------
inline int FProgressbar::getPercentage()
{ return percentage; }

//----------------------------------------------------------------------
inline bool FProgressbar::setShadow()
{ return setShadow(true); }

//----------------------------------------------------------------------
inline bool FProgressbar::unsetShadow()
{ return setShadow(false); }

//----------------------------------------------------------------------
inline bool FProgressbar::hasShadow()
{ return ((flags & fc::shadow) != 0); }


#endif  // FPROGRESSBAR_H