kruler/klineal.h

   1 /***************************************************************************
   2                           klineal.h  -  description
   3                              -------------------
   4     begin                : Fri Oct 13 2000
   5     Copyright            : (C) 2000 - 2008 by Till Krech <till@snafu.de>
   6                            (C) 2009        by Mathias Soeken <msoeken@tzi.de>
   7  ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18 #ifndef KLINEAL_H
  19 #define KLINEAL_H
  20
  21 #include <QWidget>
  22
  23 class QAutoSizeLabel;
  24 class KMenu;
  25
  26 class KLineal : public QWidget {
  27   Q_OBJECT
  28
  29 public:
  30   enum { North = 0, West, South, East };
  31
  32   KLineal( QWidget *parent = 0 );
  33   ~KLineal();
  34
  35   void move( int x, int y );
  36   void move( const QPoint &p );
  37   QPoint pos();
  38   int x();
  39   int y();
  40
  41 protected:
  42   void keyPressEvent( QKeyEvent *e );
  43   void mousePressEvent( QMouseEvent *e );
  44   void mouseReleaseEvent( QMouseEvent *e );
  45   void mouseMoveEvent( QMouseEvent *e );
  46   void wheelEvent( QWheelEvent *e );
  47   void paintEvent( QPaintEvent *e );
  48   void enterEvent( QEvent *e );
  49   void leaveEvent( QEvent *e );
  50
  51 private:
  52   void drawScale( QPainter &painter );
  53   void drawBackground( QPainter &painter );
  54   void reLength( int percentOfScreen );
  55   void updateScaleDirectionMenuItem();
  56
  57   bool mDragging;
  58   QPoint mLastClickPos;
  59   QPoint mDragOffset;
  60   QAutoSizeLabel *mLabel;
  61   QAutoSizeLabel *mColorLabel;
  62   int mOrientation;
  63   int mLongEdgeLen;
  64   int mShortEdgeLen;
  65   KMenu *mMenu;
  66   KMenu *mLenMenu;
  67   QAction *mFullScreenAction;
  68   QAction *mScaleDirectionAction;
  69   QAction *mCenterOriginAction;
  70   QAction *mOffsetAction;
  71   QColor mColor;
  72   QCursor mCurrentCursor;
  73   QCursor mNorthCursor;
  74   QCursor mEastCursor;
  75   QCursor mWestCursor;
  76   QCursor mSouthCursor;
  77   QCursor mDragCursor;
  78   QFont mScaleFont;
  79   bool mClicked;
  80   bool mLeftToRight;
  81   int mOffset;
  82   bool mRelativeScale;
  83
  84 public slots:
  85   void setOrientation( int );
  86   void setNorth();
  87   void setEast();
  88   void setSouth();
  89   void setWest();
  90   void turnLeft();
  91   void turnRight();
  92   void showMenu();
  93   void hideLabel();
  94   void showLabel();
  95   void adjustLabel();
  96   void setShortLength();
  97   void setMediumLength();
  98   void setTallLength();
  99   void setFullLength();
 100   void switchDirection();
 101   void centerOrigin();
 102   void slotOffset();
 103   void slotPreferences();
 104   void switchRelativeScale( bool checked );
 105   void copyColor();
 106   void saveSettings();
 107   void slotQuit();
 108 };
 109 #endif