/*!
 * @file glgui_bar.h
 * The gl_ widget of th openglGUI
 *
 */

#ifndef _GLGUI_BAR_H
#define _GLGUI_BAR_H

#include "glgui_widget.h"

// FORWARD DECLARATION

//! This is Bar part of the openglGUI class
/**
 * The Bar shows the part value.
 */
class GLGuiBar : public GLGuiWidget {

 public:
  GLGuiBar();
  virtual ~GLGuiBar();

  void setValue(float value) { this->value = value; };
  void setMinimum(float minimum) { this->minimum = minimum; };
  void setMaximum(float maximum) { this->maximum = maximum; };

  float getValue() const { return this->value; };
  float getMinimum() const { return this->minimum; };
  float getMaximum() const { return this->maximum; };

  virtual void update() { };
  virtual void draw() const;

 private:
   void init();

  private:
    float value;

    float minimum;
    float maximum;
};

#endif /* _GLGUI__H */