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KDEUI

kxyselector.h

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00001 /* This file is part of the KDE libraries
00002     Copyright (C) 1997 Martin Jones (mjones@kde.org)
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public License
00015     along with this library; see the file COPYING.LIB.  If not, write to
00016     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00017     Boston, MA 02110-1301, USA.
00018 */
00019 
00020 #ifndef KXYSELECTOR_H
00021 #define KXYSELECTOR_H
00022 
00023 #include <kdeui_export.h>
00024 
00025 #include <QtGui/QWidget>
00026 #include <QtGui/QPixmap>
00027 
00039 class KDEUI_EXPORT KXYSelector : public QWidget
00040 {
00041   Q_OBJECT
00042   Q_PROPERTY( int xValue READ xValue WRITE setXValue )
00043   Q_PROPERTY( int yValue READ yValue WRITE setYValue )
00044 
00045 public:
00050   explicit KXYSelector( QWidget *parent=0 );
00054   ~KXYSelector();
00055 
00062   void setValues( int xPos, int yPos );
00063 
00068   void setXValue( int xPos );
00069 
00074   void setYValue( int yPos );
00075 
00079   void setRange( int minX, int minY, int maxX, int maxY );
00080 
00085   void setMarkerColor( const QColor &col );
00086 
00090   int xValue() const;
00094   int yValue() const;
00095 
00099   QRect contentsRect() const;
00100 
00104   virtual QSize minimumSizeHint() const;
00105 
00106 Q_SIGNALS:
00111   void valueChanged( int x, int y );
00112 
00113 protected:
00120   virtual void drawContents( QPainter * );
00121 
00126   virtual void drawMarker( QPainter *p, int xp, int yp );
00127 
00128   virtual void paintEvent( QPaintEvent *e );
00129   virtual void mousePressEvent( QMouseEvent *e );
00130   virtual void mouseMoveEvent( QMouseEvent *e );
00131   virtual void wheelEvent( QWheelEvent * );
00132 
00136   void valuesFromPosition( int x, int y, int& xVal, int& yVal ) const;
00137 
00138 private:
00139   void setPosition( int xp, int yp );
00140 
00141 private:
00142   class Private;
00143   friend class Private;
00144   Private * const d;
00145   
00146   Q_DISABLE_COPY(KXYSelector)
00147 };
00148 
00149 #endif /* KXYSELECTOR_H */

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