us_colorgradient.h

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#ifndef US_COLORGRAD_H
#define US_COLORGRAD_H

#include <QtGui>

#include "us_extern.h"
#include "us_widgets.h"
#include "us_help.h"

class MyButton : public QPushButton
{
   Q_OBJECT

   public:
      MyButton( int );

      int which;

   signals:
      void click( int );

   private slots:
      void pushed( void );
};


class US_ColorGradient : public US_Widgets
{
   Q_OBJECT

public:
   US_ColorGradient( QWidget* = 0, Qt::WindowFlags = 0 );
  
private:

   bool          have_load;
   bool          have_save;
   bool          new_mods;
   bool          is_reset;

   int           width_lb;
   int           height_lb;
   int           margin;

   US_Help       showHelp;

   QLabel*       lb_banner1;
   QLabel*       lb_nsteps;
   QLabel*       lb_gradient;

   QPushButton*  pb_help;
   QPushButton*  pb_reset;
   QPushButton*  pb_load;
   QPushButton*  pb_show;
   QPushButton*  pb_save;
   QPushButton*  pb_close;

   MyButton*     pb_c[ 11 ];

   QwtCounter*   ct_c[ 11 ];

   QwtCounter*   ct_nsteps;
   QwtCounter*   ct_stindex;

   QPixmap*      pm_gradient;

   QString       in_filename;
   QString       out_filename;
   QString       img_filename;
   QString       grad_dir;

public slots:

   void show_gradient  ( void );

private slots:

   void c_click        ( int );
   void c_cnt_change   ( double );
   void update_steps   ( double );
   void load_gradient  ( void );
   void save_gradient  ( void );
   void safe_close     ( void );
   void update_banner  ( void );
   void reset          ( void );
   void help           ( void )
   { showHelp.show_help( "manual/colorgradient.html" ); };

};

#endif