workspace/kcontrol/hardware/joystick/poswidget.h

   1 /***************************************************************************
   2  *   Copyright (C) 2003,2005,2006 by Martin Koller                         *
   3  *   m.koller@surfeu.at                                                    *
   4  *   This file is part of the KDE Control Center Module for Joysticks      *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) any later version.                                   *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
  16  *   You should have received a copy of the GNU General Public License     *
  17  *   along with this program; if not, write to the                         *
  18  *   Free Software Foundation, Inc.,                                       *
  19  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  20  ***************************************************************************/
  21 #ifndef _POSWIDGET_H_
  22 #define _POSWIDGET_H_
  23
  24 #include <QWidget>
  25 #include <QList>
  26 class QPaintEvent;
  27
  28 /**
  29   Widget to display the joystick-selected (x,y) position
  30 */
  31 class PosWidget : public QWidget
  32 {
  33   Q_OBJECT
  34
  35   public:
  36     PosWidget(QWidget *parent = 0);
  37
  38     void changeX(int x);
  39     void changeY(int y);
  40
  41     // define if a trace of the moving joystick shall be displayed
  42     // changing it will erase all previous marks from the widget
  43     void showTrace(bool t);
  44
  45   protected:
  46     virtual void paintEvent(QPaintEvent *);
  47
  48   private:
  49     int x, y;
  50     bool trace;
  51     QList<QPoint> tracePoints;
  52 };
  53
  54 #endif