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comparison edtimeline.cpp @ 357:1b8362a26692

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Work towards Qt based editor.
author Matti Hamalainen <ccr@tnsp.org>
date Tue, 16 Oct 2012 20:09:11 +0300
parents
children 40e33ad0d153
comparison
equal deleted inserted replaced
356:2a22b0f1a469 357:1b8362a26692
1 #include <QtGui>
2 #include "edtimeline.h"
3
4
5 TimelineTrackView::TimelineTrackView(QWidget *parent) : QWidget(parent)
6 {
7 track = NULL;
8 time = offs = 0;
9 scale = 1.0f;
10 }
11
12
13 void TimelineTrackView::setTrack(DMTimelineTrack *mtrack)
14 {
15 track = mtrack;
16 update();
17 }
18
19
20 DMTimelineTrack * TimelineTrackView::getTrack()
21 {
22 return track;
23 }
24
25
26 void TimelineTrackView::setTime(const int mtime)
27 {
28 time = mtime;
29 update();
30 }
31
32
33 void TimelineTrackView::setOffset(const int moffs)
34 {
35 offs = moffs;
36 update();
37 }
38
39
40 void TimelineTrackView::setScale(const float mscale)
41 {
42 if (mscale > 0.05)
43 scale = mscale;
44 update();
45 }
46
47
48 void TimelineTrackView::paintEvent(QPaintEvent *)
49 {
50 QColor eventColor(150, 150, 150);
51 QColor markerColor(255,255,255);
52
53 QPainter painter(this);
54 painter.setRenderHint(QPainter::Antialiasing);
55
56 painter.save();
57 painter.scale(scale, 1);
58
59 for (int event = 0; event < track->nevents; event++)
60 {
61 DMTimelineEvent *ev = track->events[event];
62
63 if (ev->startTime >= offs && ev->startTime < twidth ||
64 ev->startTime + ev->duration >= offs)
65 {
66 int ex0 = x0 + (ev->startTime - offs) * scale,
67 ew = ex0 + ev->duration * scale,
68 ex1 = ex0 + ew <= x1 ? ex0 + ew : x1;
69
70 painter.setPen(waveColor);
71 dmFillRect(screen, ex0, y0, ex1, y1, eventColor);
72 //dmDrawTTFText(screen, font, fontcol, ex0, y0, "'%s'", ev->effect->name);
73 }
74 }
75
76 if (time >= offs * scale && time - offs <= width() * scale)
77 {
78 int xc = time - offs;
79 painter.scale(scale, 1);
80 painter.setPen(markerColor);
81 painter.drawLine(xc, 0, xc, height());
82 }
83 }
84
85
86 void TimelineTrackView::mousePressEvent(QMouseEvent *ev)
87 {
88 /*
89 if (ev->button() == Qt::LeftButton)
90 {
91 lastPoint = ev->pos();
92 scribbling = true;
93 }
94 */
95 }
96
97
98 void TimelineTrackView::mouseMoveEvent(QMouseEvent *ev)
99 {
100 /*
101 if ((ev->buttons() & Qt::LeftButton) && scribbling)
102 drawLineTo(ev->pos());
103 */
104 }
105
106
107 void TimelineTrackView::mouseReleaseEvent(QMouseEvent *ev)
108 {
109 /*
110 if (ev->button() == Qt::LeftButton && scribbling)
111 {
112 drawLineTo(ev->pos());
113 scribbling = false;
114 }
115 */
116 }