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annotate editor/edwaveform.h @ 2294:7f6ba3b32f54

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Cleanups.
author Matti Hamalainen <ccr@tnsp.org>
date Wed, 03 Jul 2019 10:28:43 +0300
parents e2ac08228a0f
children
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1 #ifndef EDWAVEFORM_H
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2 #define EDWAVEFORM_H
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3
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4 #include <QWidget>
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5 #include <QLabel>
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6 #include "dmengine.h"
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7
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8 class QEDWaveTrackDisplay : public QWidget
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9 {
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10 Q_OBJECT
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11
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12 public:
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13 QEDWaveTrackDisplay(QWidget *parent = 0);
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14
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15 void setWaveform(void *mdata, int msize, int mformat, int mchannels, int mfreq);
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16 float getScaledWidth();
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17 void setScale(const float mscale);
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18 int getBps();
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19 float getDuration();
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20 float getTimeScale(float value);
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21 float getTimeFromCoord(float value);
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22 float getTime();
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23 float getOffset();
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24
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25 QSize minimumSizeHint() const
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26 {
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27 return QSize(100, 60);
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28 }
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29
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30 QSize sizeHint() const
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31 {
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32 return QSize(600, 60);
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33 }
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34
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35 public slots:
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36 void setTime(const float mtime);
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37 void setOffset(const float moffs);
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38 void setSelection(const float mstart, const float mend);
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39 void clearSelection();
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40
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41 signals:
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42 void selectionChanged(float mstart, float mduration);
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43 void timeChanged(float value);
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44 void offsetChanged(float value);
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45
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46 protected:
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47 void mousePressEvent(QMouseEvent *event);
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48 void mouseMoveEvent(QMouseEvent *event);
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49 void mouseReleaseEvent(QMouseEvent *event);
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50
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51 void paintEvent(QPaintEvent *event);
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52
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53 private:
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54 float scale, time, offs, duration; // in milliseconds
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55 int size, channels, format, freq, sduration;
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56 void *data;
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57
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58 bool selectionValid;
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59 float selectionStart, selectionDuration;
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60
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61 QPoint selectionPoint, dragPoint;
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62 bool selecting, dragging;
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63 float selectionOffs, dragOffs;
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64 };
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66
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67 class QEDWaveTrackView : public QWidget
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68 {
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69 Q_OBJECT
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71 private:
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72 QEDWaveTrackDisplay *wave;
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73 QLabel *infoName, *infoData;
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74
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75 public:
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76
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77 QEDWaveTrackView(QWidget *parent = 0);
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78 void setWaveform(void *mdata, int mlen, int mformat, int mchannels, int mfreq);
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79 void setName(QString name);
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80 void setTime(const float mtime);
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81 void setOffset(const float moffs);
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82 float getScaledWidth();
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83 void setScale(const float mscale);
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84 float getDuration();
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85 float getTime();
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86 float getOffset();
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87
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88 private slots:
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89 void slotTimeChanged(float value);
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90 void slotOffsetChanged(float value);
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91
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92 signals:
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93 void timeChanged(float value);
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94 void offsetChanged(float value);
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95 };
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96
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97 #endif