QtCollider/widgets/QcMultiSlider.h

   1 /************************************************************************
   2 *
   3 * Copyright 2010 Jakob Leben (jakob.leben@gmail.com)
   4 *
   5 * This file is part of SuperCollider Qt GUI.
   6 *
   7 * This program is free software: you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation, either version 3 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *
  20 ************************************************************************/
  21
  22 #ifndef QC_MULTI_SLIDER
  23 #define QC_MULTI_SLIDER
  24
  25 #include "../QcHelper.h"
  26 #include "../style/style.hpp"
  27
  28 #include <QWidget>
  29
  30 class QcMultiSlider : public QWidget, QcHelper, QtCollider::Style::Client
  31 {
  32   // TODO setting selection with mouse
  33   Q_OBJECT
  34   Q_PROPERTY( VariantList values READ values WRITE setValues );
  35   Q_PROPERTY( VariantList reference READ dummyVariantList WRITE setReference );
  36   Q_PROPERTY( float value READ value WRITE setValue );
  37   Q_PROPERTY( int sliderCount READ sliderCount WRITE setSliderCount);
  38   Q_PROPERTY( float stepSize READ dummyFloat WRITE setStepSize );
  39   Q_PROPERTY( int index READ index WRITE setIndex );
  40   Q_PROPERTY( int selectionSize READ selectionSize WRITE setSelectionSize );
  41   Q_PROPERTY( Qt::Orientation orientation
  42               READ orientation WRITE setOrientation );
  43   Q_PROPERTY( bool elastic READ dummyBool WRITE setElastic );
  44   Q_PROPERTY( int indexThumbSize READ dummyFloat WRITE setIndexThumbSize );
  45   Q_PROPERTY( float valueThumbSize READ dummyFloat WRITE setValueThumbSize );
  46   Q_PROPERTY( int gap READ dummyInt WRITE setGap );
  47   Q_PROPERTY( bool drawLines READ dummyBool WRITE setDrawLines );
  48   Q_PROPERTY( bool drawRects READ dummyBool WRITE setDrawRects );
  49   Q_PROPERTY( bool isFilled READ dummyBool WRITE setIsFilled );
  50   Q_PROPERTY( bool highlight READ dummyBool WRITE setHighlight );
  51   Q_PROPERTY( QColor fillColor READ dummyColor WRITE setFillColor );
  52   Q_PROPERTY( QColor strokeColor READ dummyColor WRITE setStrokeColor );
  53   Q_PROPERTY( bool editable READ dummyBool WRITE setEditable );
  54   Q_PROPERTY( int startIndex READ dummyInt WRITE setStartIndex );
  55   Q_PROPERTY( QColor focusColor READ focusColor WRITE setFocusColor );
  56
  57   Q_SIGNALS:
  58     void modified();
  59     void interacted();
  60     void action();
  61     void metaAction();
  62
  63   public Q_SLOTS:
  64     void doAction();
  65
  66   public:
  67     QcMultiSlider();
  68     QSize sizeHint() const { return QSize( 500,300 ); }
  69     QSize minimumSizeHint() const { return QSize( 50, 50 ); }
  70
  71   protected:
  72     virtual void mousePressEvent( QMouseEvent * );
  73     virtual void mouseMoveEvent( QMouseEvent * );
  74     virtual void paintEvent( QPaintEvent * );
  75
  76   private:
  77     Qt::Orientation orientation() const { return ort; }
  78     VariantList values() const;
  79     float value() const;
  80     int index() const { return _currentIndex; }
  81     int selectionSize() const { return _selectionSize; }
  82
  83     int sliderCount() const { return _values.size(); }
  84     void setSliderCount( int size );
  85     void setValues( const VariantList & );
  86     void setReference( const VariantList & );
  87     void setValue( float f );
  88     void setStepSize( float f );
  89     void setIndex( int i );
  90     void setSelectionSize( int i );
  91     void setOrientation( Qt::Orientation o ) { ort = o; update(); }
  92     void setElastic( bool b ) { elastic = b; update(); }
  93     void setIndexThumbSize( float f ) { thumbSize.setWidth(f); update(); }
  94     void setValueThumbSize( float f ) { thumbSize.setHeight(f); update(); }
  95     void setGap( int i ) { gap = i; update(); }
  96     void setDrawLines( bool b ) { drawLines = b; update(); }
  97     void setDrawRects( bool b ) { drawRects = b; update(); }
  98     void setIsFilled( bool b ) { isFilled = b; update(); }
  99     void setHighlight( bool b ) { highlight = b; update(); }
 100     void setFillColor( const QColor& c ) { _fillColor = c; update(); }
 101     void setStrokeColor( const QColor& c ) { _strokeColor = c; update(); }
 102     void setEditable( bool b ) { editable = b; }
 103     void setStartIndex( int i ) { startIndex = qBound(0, i, _values.count()-1); update(); }
 104
 105     QRect contentsRect();
 106     QRect valueRect( int count, double & spacing );
 107     inline float valueFromPos( float pos, float range );
 108     inline void setValue( int index, float value );
 109
 110     // values
 111     QList<float> _values;
 112     QList<float> _ref;
 113     int _currentIndex;
 114     int _selectionSize;
 115
 116     // functional properties
 117     float roundStep;
 118     bool editable;
 119
 120     // visual properties
 121     Qt::Orientation ort;
 122     bool elastic;
 123     QSizeF thumbSize;
 124     int gap;
 125     bool drawRects;
 126     bool drawLines;
 127     bool isFilled;
 128     bool highlight;
 129     QColor _fillColor;
 130     QColor _strokeColor;
 131     QColor _focusColor;
 132     int startIndex;
 133
 134     // temporary
 135     QPoint moveOrigin;
 136 };
 137
 138 #endif