dmlib: edwaveform.cpp annotate

annotate edwaveform.cpp @ 393:5137db55f00b

More work towards the editor ..

author	Matti Hamalainen <ccr@tnsp.org>
date	Fri, 19 Oct 2012 05:50:11 +0300
parents	28a74940f2b6
children	8660c6005032

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
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	6 QWaveTrackDisplay::QWaveTrackDisplay(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;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	16
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	17 setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	18 }
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
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	21 void QWaveTrackDisplay::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	22 {
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	23 data = mdata;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	24 size = msize;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	25 format = mformat;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	26 channels = mchannels;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	27 freq = mfreq;
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	28
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	29 int bps = getBps();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	30 if (bps != 0)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	31 duration = ((float) (size / bps) / (float) freq) * 1000.0f;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	32 else
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	33 duration = 0;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	34
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	35 update();
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	36 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	37
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	38
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	39 int QWaveTrackDisplay::getBps()
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	40 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	41 int bps = channels;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	42 switch (format)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	43 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	44 case AUDIO_S16SYS:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	45 case AUDIO_U16SYS:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	46 bps *= sizeof(quint16);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	47 break;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	48 case AUDIO_S8:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	49 case AUDIO_U8:
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	50 bps *= sizeof(quint8);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	51 break;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	52 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	53 return bps;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	54 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	55
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	56
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	57 float QWaveTrackDisplay::getDuration()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	58 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	59 return duration;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	60 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	61
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	62
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	63 float QWaveTrackDisplay::getTimeScale(float value)
391 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 return (value * scale * (float) freq) / 1000.0f;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	66 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	67
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	68
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	69 float QWaveTrackDisplay::getTimeFromCoord(float value)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	70 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	71 return value * scale;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	72 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	73
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	74
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	75 void QWaveTrackDisplay::setTime(const float mtime)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	76 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	77 if (time != mtime && mtime >= 0 && mtime < duration)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	78 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	79 time = mtime;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	80 update();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	81 emit timeChanged(time);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	82 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	83 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	84
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	85
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	86 void QWaveTrackDisplay::setOffset(const float moffs)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	87 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	88 if (offs != moffs && moffs >= 0 && moffs < getDuration())
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	89 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	90 offs = moffs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	91 update();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	92 emit offsetChanged(offs);
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
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	96
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	97 void QWaveTrackDisplay::setScale(const float mscale)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	98 {
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	99 if (mscale > 0.05)
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	100 scale = mscale;
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	101 update();
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	102 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	103
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	104
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	105 float QWaveTrackDisplay::getScaledWidth()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	106 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	107 return getTimeScale(width());
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	108 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	109
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	110
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	111 float QWaveTrackDisplay::getTime()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	112 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	113 return time;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	114 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	115
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	116
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	117 float QWaveTrackDisplay::getOffset()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	118 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	119 return offs;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	120 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	121
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	122
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	123 void QWaveTrackDisplay::paintEvent(QPaintEvent *)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	124 {
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	125 QColor waveColor(0, 150, 0);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	126 QColor waveCenterLine(0, 0, 0);
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	127 QColor markerColor(255,255,255);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	128 QColor bgColor(0, 0, 0);//255, 255, 255);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	129
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	130 QPainter painter(this);
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	131 painter.setRenderHint(QPainter::Antialiasing);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	132 painter.fillRect(QRect(0, 0, width(), height()), bgColor);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	133
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	134 if (data != NULL)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	135 {
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	136 int voffs = 0;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	137
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	138 painter.save();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	139 painter.translate(0, height() / 2);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	140
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	141 painter.setPen(waveCenterLine);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	142 painter.drawLine(0, 0, width(), 0);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	143
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	144 switch (format)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	145 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	146 case AUDIO_S16SYS:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	147 painter.scale(1.0f, (float) height() / 32768.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	148 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	149 case AUDIO_U16SYS:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	150 voffs = -32768;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	151 painter.scale(1.0f, height() / 32768.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	152 break;
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 case AUDIO_S8:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	155 painter.scale(1.0f, height() / 128.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	156 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	157 case AUDIO_U8:
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	158 voffs = -128;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	159 painter.scale(1.0f, height() / 128.0f);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	160 break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	161 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	162
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	163 painter.scale(1.0f, 0.5f);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	164 painter.setPen(waveColor);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	165
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	166 float mscale = (scale * (float)freq) / 1000.0f;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	167 int prevY = 0, prevX = 0;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	168 if (format == AUDIO_S16SYS \|\| format == AUDIO_U16SYS)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	169 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	170 qint16 buf = (qint16 ) data;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	171 for (int xc = 0; xc < width(); xc++)
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 int value = buf[(int) (((offs + xc) * mscale)) * channels] + voffs;
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	174 painter.drawLine(prevX, prevY, xc, value);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	175 prevY = value;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	176 prevX = xc;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	177 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	178 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	179 else
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	180 if (format == AUDIO_S8 \|\| format == AUDIO_U8)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	181 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	182 qint8 buf = (qint8 ) data;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	183 for (int xc = 0; xc < width(); xc++)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	184 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	185 int value = buf[((int) ((offs + xc) * mscale)) * 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
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	192 painter.restore();
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	193 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	194
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	195 float xc = getTimeScale(time - offs), wd = getTimeScale(width());
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	196 if (xc >= 0 && xc <= wd)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	197 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	198 xc = time - offs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	199 painter.scale(scale, 1.0f);
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	200 painter.setPen(markerColor);
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	201 painter.drawLine(xc, 0, xc, height());
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	202 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	203 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	204
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	205
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	206 void QWaveTrackDisplay::mousePressEvent(QMouseEvent *ev)
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 if (ev->button() == Qt::LeftButton)
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	209 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	210 dragPoint = ev->pos();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	211 dragOffs = offs;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	212 dragging = false;
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	213 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	214 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	215
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	216
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	217 void QWaveTrackDisplay::mouseMoveEvent(QMouseEvent *ev)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	218 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	219 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	220 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	221 dragging = true;
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	222 setOffset(dragOffs - (ev->pos().x() - dragPoint.x()) / scale);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	223 }
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	224 }
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	225
1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	226
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	227 void QWaveTrackDisplay::mouseReleaseEvent(QMouseEvent *ev)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	228 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	229 if (ev->button() == Qt::LeftButton)
357 1b8362a26692 Work towards Qt based editor. Matti Hamalainen <ccr@tnsp.org> parents: diff changeset	230 {
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	231 dragging = false;
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 else
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	234 if (ev->button() == Qt::RightButton && !dragging)
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	235 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	236 setTime(offs + getTimeFromCoord(ev->pos().x()));
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 }
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	239
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	240
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	241 QWaveTrackView::QWaveTrackView(QWidget *parent) : QWidget(parent)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	242 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	243 QHBoxLayout *mainLayout = new QHBoxLayout(this);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	244 mainLayout->setMargin(0);
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	245 wave = new QWaveTrackDisplay(this);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	246
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	247 QFrame *infoLayoutContainer = new QFrame(this);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	248 infoLayoutContainer->setFrameStyle(QFrame::StyledPanel \| QFrame::Plain);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	249 infoLayoutContainer->setLineWidth(2);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	250 // infoLayoutContainer->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Ignored);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	251 // infoLayoutContainer->resize(250, 60);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	252
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	253 QVBoxLayout *infoLayout = new QVBoxLayout(infoLayoutContainer);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	254 infoLayout->setMargin(0);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	255 // QVBoxLayout *infoLayout = new QVBoxLayout();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	256 infoName = new QLabel("Audio");
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	257 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	258 infoLayout->addWidget(infoName);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	259
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	260 infoData = new QLabel();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	261 infoData->setStyleSheet("QLabel { padding: 2px; }");
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	262 infoLayout->addWidget(infoData);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	263
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	264 mainLayout->addWidget(infoLayoutContainer);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	265 // mainLayout->addLayout(infoLayout);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	266 mainLayout->addWidget(wave);
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	267
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	268 connect(wave, SIGNAL(timeChanged(float)), this, SLOT(slotTimeChanged(float)));
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	269 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	270 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	271
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	272
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	273 void QWaveTrackView::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	274 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	275 QString fmt;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	276 switch (mformat)
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	277 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	278 case AUDIO_S16SYS: fmt = "16bit (S)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	279 case AUDIO_U16SYS: fmt = "16bit (U)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	280 case AUDIO_S8: fmt = "8bit (S)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	281 case AUDIO_U8: fmt = "8bit (U)"; break;
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	282 default: fmt = "?"; break;
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 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	285 wave->setWaveform(mdata, msize, mformat, mchannels, mfreq);
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	286 update();
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
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	289
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	290 void QWaveTrackView::setName(QString name)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	291 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	292 infoName->setText(name);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	293 update();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	294 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	295
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	296
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	297 void QWaveTrackView::setTime(const float mtime)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	298 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	299 wave->setTime(mtime);
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
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	302
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	303 void QWaveTrackView::setOffset(const float moffs)
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 wave->setOffset(moffs);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	306 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	307
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	308
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	309 void QWaveTrackView::setScale(const float mscale)
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	310 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	311 wave->setScale(mscale);
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	312 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	313
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	314
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	315 float QWaveTrackView::getTime()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	316 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	317 return wave->getTime();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	318 }
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	319
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	320
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	321 float QWaveTrackView::getOffset()
384 e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	322 {
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	323 return wave->getOffset();
e5220ff48bc8 Slowly working on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 376 diff changeset	324 }
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	325
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	326
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	327 float QWaveTrackView::getScaledWidth()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	328 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	329 return wave->getScaledWidth();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	330 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	331
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	332
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	333 void QWaveTrackView::slotTimeChanged(float value)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	334 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	335 emit timeChanged(value);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	336 }
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	337
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	338
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	339 void QWaveTrackView::slotOffsetChanged(float value)
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	340 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	341 emit offsetChanged(value);
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	342 }
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
393 5137db55f00b More work towards the editor .. Matti Hamalainen <ccr@tnsp.org> parents: 391 diff changeset	345 float QWaveTrackView::getDuration()
391 28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	346 {
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	347 return wave->getDuration();
28a74940f2b6 More work on the editor. Matti Hamalainen <ccr@tnsp.org> parents: 384 diff changeset	348 }

Mercurial > hg > dmlib

annotate edwaveform.cpp @ 393:5137db55f00b