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annotate widgets/Thumbwheel.h @ 400:32acd578fcba

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* Basic implementation of add and remove point in data editor * Improve resilience of frame - real-time - frame round-trip conversions
author Chris Cannam
date Mon, 16 Jun 2008 14:48:42 +0000
parents 06b5f110c5d2
children 4a578a360011
rev   line source
Chris@132 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@132 2
Chris@132 3 /*
Chris@132 4 Sonic Visualiser
Chris@132 5 An audio file viewer and annotation editor.
Chris@132 6 Centre for Digital Music, Queen Mary, University of London.
Chris@182 7 This file copyright 2006 QMUL.
Chris@132 8
Chris@132 9 This program is free software; you can redistribute it and/or
Chris@132 10 modify it under the terms of the GNU General Public License as
Chris@132 11 published by the Free Software Foundation; either version 2 of the
Chris@132 12 License, or (at your option) any later version. See the file
Chris@132 13 COPYING included with this distribution for more information.
Chris@132 14 */
Chris@132 15
Chris@132 16 #ifndef _THUMBWHEEL_H_
Chris@132 17 #define _THUMBWHEEL_H_
Chris@132 18
Chris@132 19 #include <QWidget>
Chris@382 20 #include <QImage>
Chris@382 21
Chris@382 22 #include <map>
Chris@132 23
Chris@187 24 class RangeMapper;
Chris@187 25
Chris@132 26 class Thumbwheel : public QWidget
Chris@132 27 {
Chris@132 28 Q_OBJECT
Chris@132 29
Chris@132 30 public:
Chris@133 31 Thumbwheel(Qt::Orientation orientation, QWidget *parent = 0);
Chris@132 32 virtual ~Thumbwheel();
Chris@132 33
Chris@133 34 int getMinimumValue() const;
Chris@133 35 int getMaximumValue() const;
Chris@133 36 int getDefaultValue() const;
Chris@132 37 float getSpeed() const;
Chris@132 38 bool getTracking() const;
Chris@132 39 bool getShowScale() const;
Chris@132 40 int getValue() const;
Chris@132 41
Chris@187 42 void setRangeMapper(RangeMapper *mapper); // I take ownership, will delete
Chris@187 43 const RangeMapper *getRangeMapper() const { return m_rangeMapper; }
Chris@187 44 float getMappedValue() const;
Chris@187 45
Chris@187 46 void setShowToolTip(bool show);
Chris@187 47
Chris@132 48 QSize sizeHint() const;
Chris@132 49
Chris@132 50 signals:
Chris@132 51 void valueChanged(int);
Chris@132 52
Chris@189 53 void mouseEntered();
Chris@189 54 void mouseLeft();
Chris@189 55
Chris@133 56 public slots:
Chris@133 57 void setMinimumValue(int min);
Chris@133 58 void setMaximumValue(int max);
Chris@133 59 void setDefaultValue(int deft);
Chris@133 60 void setSpeed(float speed);
Chris@133 61 void setTracking(bool tracking);
Chris@133 62 void setShowScale(bool show);
Chris@133 63 void setValue(int value);
Chris@187 64 void setMappedValue(float mappedValue);
Chris@256 65 void scroll(bool up);
Chris@133 66 void resetToDefault();
Chris@133 67
Chris@187 68 protected slots:
Chris@187 69 void updateMappedValue(int value);
Chris@187 70
Chris@189 71 protected:
Chris@189 72 virtual void mousePressEvent(QMouseEvent *e);
Chris@189 73 virtual void mouseDoubleClickEvent(QMouseEvent *e);
Chris@189 74 virtual void mouseMoveEvent(QMouseEvent *e);
Chris@189 75 virtual void mouseReleaseEvent(QMouseEvent *e);
Chris@189 76 virtual void wheelEvent(QWheelEvent *e);
Chris@189 77 virtual void paintEvent(QPaintEvent *e);
Chris@189 78 virtual void enterEvent(QEvent *);
Chris@189 79 virtual void leaveEvent(QEvent *);
Chris@189 80
Chris@132 81 int m_min;
Chris@132 82 int m_max;
Chris@132 83 int m_default;
Chris@132 84 int m_value;
Chris@187 85 float m_mappedValue;
Chris@187 86 bool m_noMappedUpdate;
Chris@165 87 float m_rotation;
Chris@132 88 Qt::Orientation m_orientation;
Chris@132 89 float m_speed;
Chris@132 90 bool m_tracking;
Chris@132 91 bool m_showScale;
Chris@132 92 bool m_clicked;
Chris@133 93 bool m_atDefault;
Chris@132 94 QPoint m_clickPos;
Chris@165 95 float m_clickRotation;
Chris@187 96 bool m_showTooltip;
Chris@187 97 RangeMapper *m_rangeMapper;
Chris@382 98 QImage m_cache;
Chris@132 99 };
Chris@132 100
Chris@132 101 #endif