1 #include "abstractclipitem.h"
4 AbstractClipItem::AbstractClipItem(const QRectF& rect): QGraphicsRectItem(rect), m_startFade(0), m_endFade(0) {
5 setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
7 void AbstractClipItem::moveTo(int x, double scale, double offset, int newTrack) {
8 double origX = rect().x();
9 double origY = rect().y();
12 setRect(x * scale, origY + offset, rect().width(), rect().height());
13 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
14 if (collisionList.size() == 0) m_track = newTrack;
15 for (int i = 0; i < collisionList.size(); ++i) {
16 QGraphicsItem *item = collisionList.at(i);
17 if (item->type() == type()) {
19 QRectF other = ((QGraphicsRectItem *)item)->rect();
20 if (x < m_startPos.frames(m_fps)) {
21 kDebug() << "COLLISION, MOVING TO------";
22 m_startPos = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps);
23 origX = m_startPos.frames(m_fps) * scale;
25 kDebug() << "COLLISION, MOVING TO+++";
26 m_startPos = ((AbstractClipItem *)item)->startPos() - m_cropDuration;
27 origX = m_startPos.frames(m_fps) * scale;
30 setRect(origX, origY, rect().width(), rect().height());
39 m_startPos = GenTime(x, m_fps);
41 /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
42 for (int i = 0; i < childrenList.size(); ++i) {
43 childrenList.at(i)->moveBy(rect().x() - origX , offset);
47 GenTime AbstractClipItem::endPos() const {
48 return m_startPos + m_cropDuration;
51 int AbstractClipItem::track() const {
55 GenTime AbstractClipItem::cropStart() const {
59 void AbstractClipItem::resizeStart(int posx, double scale) {
60 GenTime durationDiff = GenTime(posx, m_fps) - m_startPos;
61 if (durationDiff == GenTime()) return;
62 //kDebug() << "-- RESCALE: CROP=" << m_cropStart << ", DIFF = " << durationDiff;
63 if (m_cropStart + durationDiff < GenTime()) {
64 durationDiff = GenTime() - m_cropStart;
65 } else if (durationDiff >= m_cropDuration) {
66 durationDiff = m_cropDuration - GenTime(3, m_fps);
68 m_startPos += durationDiff;
69 m_cropStart += durationDiff;
70 m_cropDuration = m_cropDuration - durationDiff;
71 setRect(m_startPos.frames(m_fps) * scale, rect().y(), m_cropDuration.frames(m_fps) * scale, rect().height());
72 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
73 for (int i = 0; i < collisionList.size(); ++i) {
74 QGraphicsItem *item = collisionList.at(i);
75 if (item->type() == type()) {
76 GenTime diff = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps) - m_startPos;
77 setRect((m_startPos + diff).frames(m_fps) * scale, rect().y(), (m_cropDuration - diff).frames(m_fps) * scale, rect().height());
80 m_cropDuration = m_cropDuration - diff;
86 void AbstractClipItem::resizeEnd(int posx, double scale) {
87 GenTime durationDiff = GenTime(posx, m_fps) - endPos();
88 if (durationDiff == GenTime()) return;
89 //kDebug() << "-- RESCALE: CROP=" << m_cropStart << ", DIFF = " << durationDiff;
90 if (m_cropDuration + durationDiff <= GenTime()) {
91 durationDiff = GenTime() - (m_cropDuration - GenTime(3, m_fps));
92 } else if (m_cropStart + m_cropDuration + durationDiff >= m_maxDuration) {
93 durationDiff = m_maxDuration - m_cropDuration - m_cropStart;
95 m_cropDuration += durationDiff;
96 setRect(m_startPos.frames(m_fps) * scale, rect().y(), m_cropDuration.frames(m_fps) * scale, rect().height());
97 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
98 for (int i = 0; i < collisionList.size(); ++i) {
99 QGraphicsItem *item = collisionList.at(i);
100 if (item->type() == type()) {
101 GenTime diff = ((AbstractClipItem *)item)->startPos() - GenTime(1, m_fps) - startPos();
102 m_cropDuration = diff;
103 setRect(m_startPos.frames(m_fps) * scale, rect().y(), m_cropDuration.frames(m_fps) * scale, rect().height());
109 void AbstractClipItem::setFadeOut(int pos, double scale) {
113 void AbstractClipItem::setFadeIn(int pos, double scale) {
117 GenTime AbstractClipItem::duration() const {
118 return m_cropDuration;
121 GenTime AbstractClipItem::startPos() const {
125 void AbstractClipItem::setTrack(int track) {
129 double AbstractClipItem::fps() const {
133 int AbstractClipItem::fadeIn() const {
137 int AbstractClipItem::fadeOut() const {
141 GenTime AbstractClipItem::maxDuration() const {
142 return m_maxDuration;