dmlib: edwaveform.cpp annotate

annotate edwaveform.cpp @ 403:d34922e6a244

Even more work towards the editor.

author	Matti Hamalainen <ccr@tnsp.org>
date	Fri, 19 Oct 2012 21:52:16 +0300
parents	f44a89a25c97
children	a4666c9e1336

rev	line source
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	1 #include <QtGui>
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	2 #include <SDL_audio.h>
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	3 #include "edwaveform.h"
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	4
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	5
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	6 QEDWaveTrackDisplay::QEDWaveTrackDisplay(QWidget *parent) : QWidget(parent)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	7 {
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	8 data = NULL;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	9 size = 0;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	10 format = AUDIO_S16SYS;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	11 channels = 1;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	12 freq = 1;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	13 scale = 1.0f;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	14 time = offs = 0;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	15 duration = 0;
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	16 sduration = 0;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	17
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	18 setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	19 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	20
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	21
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	22 void QEDWaveTrackDisplay::setWaveform(void *mdata, int msize, int mformat, int mchannels, int mfreq)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	23 {
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	24 data = mdata;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	25 size = msize;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	26 format = mformat;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	27 channels = mchannels;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	28 freq = mfreq;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	29
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	30 int bps = getBps();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	31 if (bps != 0)
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	32 {
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	33 // Duration in milliseconds
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	34 duration = ((float) (size / bps) / (float) freq) * 1000.0f;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	35
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	36 // Duration in samples
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	37 sduration = msize / bps;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	38 }
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	39 else
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	40 {
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	41 duration = 0;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	42 sduration = 0;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	43 }
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	44
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	45 update();
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	46 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	47
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	48
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	49 int QEDWaveTrackDisplay::getBps()
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	50 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	51 int bps = channels;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	52 switch (format)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	53 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	54 case AUDIO_S16SYS:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	55 case AUDIO_U16SYS:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	56 bps *= sizeof(quint16);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	57 break;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	58 case AUDIO_S8:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	59 case AUDIO_U8:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	60 bps *= sizeof(quint8);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	61 break;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	62 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	63 return bps;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	64 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	65
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	66
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	67 float QEDWaveTrackDisplay::getDuration()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	68 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	69 return duration;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	70 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	71
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	72
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	73 float QEDWaveTrackDisplay::getTimeScale(float value)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	74 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	75 return (value * scale * (float) freq) / 1000.0f;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	76 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	77
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	78
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	79 float QEDWaveTrackDisplay::getTimeFromCoord(float value)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	80 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	81 return value * scale;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	82 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	83
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	84
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	85 void QEDWaveTrackDisplay::setTime(const float mtime)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	86 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	87 if (time != mtime && mtime >= 0 && mtime < duration)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	88 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	89 time = mtime;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	90 update();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	91 emit timeChanged(time);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	92 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	93 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	94
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	95
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	96 void QEDWaveTrackDisplay::setOffset(const float moffs)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	97 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	98 if (offs != moffs && moffs >= 0 && moffs < getDuration())
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	99 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	100 offs = moffs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	101 update();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	102 emit offsetChanged(offs);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	103 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	104 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	105
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	106
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	107 void QEDWaveTrackDisplay::setScale(const float mscale)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	108 {
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	109 if (mscale > 0.05)
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	110 scale = mscale;
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	111 update();
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	112 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	113
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	114
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	115 float QEDWaveTrackDisplay::getScaledWidth()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	116 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	117 return getTimeScale(width());
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	118 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	119
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	120
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	121 float QEDWaveTrackDisplay::getTime()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	122 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	123 return time;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	124 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	125
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	126
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	127 float QEDWaveTrackDisplay::getOffset()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	128 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	129 return offs;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	130 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	131
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	132
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	133 void QEDWaveTrackDisplay::paintEvent(QPaintEvent *)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	134 {
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	135 QColor waveColor(0, 150, 0);
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	136 QColor waveCenterLine(100, 100, 100);
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	137 QColor markerColor(255,255,255);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	138 QColor bgColor(0, 0, 0);//255, 255, 255);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	139
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	140 QPainter painter(this);
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	141 painter.setRenderHint(QPainter::Antialiasing);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	142 painter.fillRect(QRect(0, 0, width(), height()), bgColor);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	143
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	144 if (data != NULL)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	145 {
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	146 int voffs = 0;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	147
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	148 painter.save();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	149 painter.translate(0, height() / 2);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	150
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	151 painter.setPen(waveCenterLine);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	152 painter.drawLine(0, 0, width(), 0);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	153
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	154 switch (format)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	155 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	156 case AUDIO_S16SYS:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	157 painter.scale(1.0f, (float) height() / 32768.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	158 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	159 case AUDIO_U16SYS:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	160 voffs = -32768;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	161 painter.scale(1.0f, height() / 32768.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	162 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	163
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	164 case AUDIO_S8:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	165 painter.scale(1.0f, height() / 128.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	166 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	167 case AUDIO_U8:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	168 voffs = -128;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	169 painter.scale(1.0f, height() / 128.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	170 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	171 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	172
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	173 painter.scale(1.0f, 0.5f);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	174 painter.setPen(waveColor);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	175
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	176 float mscale = (scale * (float)freq) / 1000.0f;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	177 int prevY = 0, prevX = 0;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	178 if (format == AUDIO_S16SYS \|\| format == AUDIO_U16SYS)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	179 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	180 qint16 buf = (qint16 ) data;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	181 for (int xc = 0; xc < width(); xc++)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	182 {
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	183 int moffs = (int) (((offs + xc) * mscale));
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	184 if (moffs >= sduration) break;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	185 int value = buf[moffs * channels] + voffs;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	186 painter.drawLine(prevX, prevY, xc, value);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	187 prevY = value;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	188 prevX = xc;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	189 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	190 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	191 else
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	192 if (format == AUDIO_S8 \|\| format == AUDIO_U8)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	193 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	194 qint8 buf = (qint8 ) data;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	195 for (int xc = 0; xc < width(); xc++)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	196 {
400 f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	197 int moffs = (int) (((offs + xc) * mscale));
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	198 if (moffs >= sduration) break;
f44a89a25c97 Fix waveform display from going over buffer limit. Matti Hamalainen <ccr@tnsp.org> parents: 398 diff changeset	199 int value = buf[moffs * channels] + voffs;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	200 painter.drawLine(prevX, prevY, xc, value);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	201 prevY = value;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	202 prevX = xc;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	203 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	204 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	205
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	206 painter.restore();
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	207 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	208
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	209 float xc = getTimeScale(time - offs), wd = getTimeScale(width());
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	210 if (xc >= 0 && xc <= wd)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	211 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	212 xc = time - offs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	213 painter.scale(scale, 1.0f);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	214 painter.setPen(markerColor);
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	215 painter.drawLine(xc, 0, xc, height());
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	216 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	217 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	218
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	219
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	220 void QEDWaveTrackDisplay::mousePressEvent(QMouseEvent *ev)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	221 {
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	222 if (ev->button() == Qt::LeftButton)
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	223 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	224 dragPoint = ev->pos();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	225 dragOffs = offs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	226 dragging = false;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	227 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	228 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	229
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	230
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	231 void QEDWaveTrackDisplay::mouseMoveEvent(QMouseEvent *ev)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	232 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	233 if ((ev->buttons() & Qt::LeftButton) && ev->pos().x() != dragPoint.x())
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	234 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	235 dragging = true;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	236 setOffset(dragOffs - (ev->pos().x() - dragPoint.x()) / scale);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	237 }
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	238 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	239
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	240
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	241 void QEDWaveTrackDisplay::mouseReleaseEvent(QMouseEvent *ev)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	242 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	243 if (ev->button() == Qt::LeftButton)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	244 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	245 dragging = false;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	246 }
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	247 else
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	248 if (ev->button() == Qt::RightButton && !dragging)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	249 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	250 setTime(offs + getTimeFromCoord(ev->pos().x()));
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	251 }
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	252 }
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	253
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	254
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	255 QEDWaveTrackView::QEDWaveTrackView(QWidget *parent) : QWidget(parent)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	256 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	257 QHBoxLayout *mainLayout = new QHBoxLayout(this);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	258 mainLayout->setMargin(0);
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	259 wave = new QEDWaveTrackDisplay(this);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	260
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	261 QFrame *infoLayoutContainer = new QFrame(this);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	262 infoLayoutContainer->setFrameStyle(QFrame::StyledPanel \| QFrame::Plain);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	263 infoLayoutContainer->setLineWidth(2);
398 8660c6005032 More work. Matti Hamalainen <ccr@tnsp.org> parents: 393 diff changeset	264 infoLayoutContainer->setFixedWidth(200);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	265
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	266 QVBoxLayout *infoLayout = new QVBoxLayout(infoLayoutContainer);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	267 infoLayout->setMargin(0);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	268 // QVBoxLayout *infoLayout = new QVBoxLayout();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	269 infoName = new QLabel("Audio");
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	270 infoName->setStyleSheet("QLabel { background-color: black; color: white; padding: 2px; }");
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	271 infoLayout->addWidget(infoName);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	272
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	273 infoData = new QLabel();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	274 infoData->setStyleSheet("QLabel { padding: 2px; }");
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	275 infoLayout->addWidget(infoData);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	276
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	277 mainLayout->addWidget(infoLayoutContainer);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	278 // mainLayout->addLayout(infoLayout);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	279 mainLayout->addWidget(wave);
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	280
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	281 connect(wave, SIGNAL(timeChanged(float)), this, SLOT(slotTimeChanged(float)));
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	282 connect(wave, SIGNAL(offsetChanged(float)), this, SLOT(slotOffsetChanged(float)));
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	283 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	284
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	285
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	286 void QEDWaveTrackView::setWaveform(void *mdata, int msize, int mformat, int mchannels, int mfreq)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	287 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	288 QString fmt;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	289 switch (mformat)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	290 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	291 case AUDIO_S16SYS: fmt = "16bit (S)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	292 case AUDIO_U16SYS: fmt = "16bit (U)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	293 case AUDIO_S8: fmt = "8bit (S)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	294 case AUDIO_U8: fmt = "8bit (U)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	295 default: fmt = "?"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	296 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	297 infoData->setText(QString("<b>%1</b>, <b>%2</b> ch, <b>%3</b> Hz").arg(fmt).arg(mchannels).arg(mfreq));
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	298 wave->setWaveform(mdata, msize, mformat, mchannels, mfreq);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	299 update();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	300 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	301
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	302
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	303 void QEDWaveTrackView::setName(QString name)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	304 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	305 infoName->setText(name);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	306 update();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	307 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	308
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	309
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	310 void QEDWaveTrackView::setTime(const float mtime)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	311 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	312 wave->setTime(mtime);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	313 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	314
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	315
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	316 void QEDWaveTrackView::setOffset(const float moffs)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	317 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	318 wave->setOffset(moffs);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	319 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	320
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	321
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	322 void QEDWaveTrackView::setScale(const float mscale)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	323 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	324 wave->setScale(mscale);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	325 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	326
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	327
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	328 float QEDWaveTrackView::getTime()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	329 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	330 return wave->getTime();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	331 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	332
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	333
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	334 float QEDWaveTrackView::getOffset()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	335 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	336 return wave->getOffset();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	337 }
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	338
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	339
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	340 float QEDWaveTrackView::getScaledWidth()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	341 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	342 return wave->getScaledWidth();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	343 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	344
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	345
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	346 void QEDWaveTrackView::slotTimeChanged(float value)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	347 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	348 emit timeChanged(value);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	349 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	350
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	351
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	352 void QEDWaveTrackView::slotOffsetChanged(float value)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	353 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	354 emit offsetChanged(value);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	355 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	356
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	357
403 d34922e6a244 Even more work towards the editor. Matti Hamalainen <ccr@tnsp.org> parents: 400 diff changeset	358 float QEDWaveTrackView::getDuration()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	359 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	360 return wave->getDuration();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	361 }

Mercurial > hg > dmlib

annotate edwaveform.cpp @ 403:d34922e6a244