1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
24 #include <QStyleOptionGraphicsItem>
25 #include <QGraphicsScene>
30 #include <mlt++/Mlt.h>
34 #include "kdenlivesettings.h"
36 ClipItem::ClipItem(DocClipBase *clip, int track, int startpos, const QRectF & rect, int duration)
37 : QGraphicsRectItem(rect), m_clip(clip), m_resizeMode(NONE), m_grabPoint(0), m_maxTrack(0), m_track(track), m_startPos(startpos), m_hasThumbs(false), startThumbTimer(NULL), endThumbTimer(NULL), m_startFade(0), m_endFade(0), m_effectsCounter(0)
40 kDebug()<<"******* CREATING NEW TML CLIP, DUR: "<<duration;
41 m_xml = clip->toXML();
42 m_clipName = clip->name();
43 m_producer = clip->getId();
44 m_clipType = clip->clipType();
46 m_maxDuration = duration;
47 if (duration != -1) m_cropDuration = duration;
48 else m_cropDuration = m_maxDuration;
51 m_cropStart = xml.attribute("in", 0).toInt();
52 m_maxDuration = xml.attribute("duration", 0).toInt();
53 if (m_maxDuration == 0) m_maxDuration = xml.attribute("out", 0).toInt() - m_cropStart;
55 if (duration != -1) m_cropDuration = duration;
56 else m_cropDuration = m_maxDuration;*/
59 setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemClipsChildrenToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
61 setBrush(QColor(100, 100, 150));
62 if (m_clipType == VIDEO || m_clipType == AV) {
64 connect(this, SIGNAL(getThumb(int, int)), clip->thumbProducer(), SLOT(extractImage(int, int)));
65 connect(clip->thumbProducer(), SIGNAL(thumbReady(int, QPixmap)), this, SLOT(slotThumbReady(int, QPixmap)));
66 QTimer::singleShot(300, this, SLOT(slotFetchThumbs()));
68 startThumbTimer = new QTimer(this);
69 startThumbTimer->setSingleShot(true);
70 connect(startThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetStartThumb()));
71 endThumbTimer = new QTimer(this);
72 endThumbTimer->setSingleShot(true);
73 connect(endThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetEndThumb()));
76 else if (m_clipType == COLOR) {
77 QString colour = m_xml.attribute("colour");
78 colour = colour.replace(0, 2, "#");
79 setBrush(QColor(colour.left(7)));
81 else if (m_clipType == IMAGE) {
82 m_startPix = KThumb::getImage(KUrl(m_xml.attribute("resource")), 50 * KdenliveSettings::project_display_ratio(), 50);
89 if (startThumbTimer) delete startThumbTimer;
90 if (endThumbTimer) delete endThumbTimer;
93 void ClipItem::slotFetchThumbs()
95 emit getThumb(m_cropStart, m_cropStart + m_cropDuration);
98 void ClipItem::slotGetStartThumb()
100 emit getThumb(m_cropStart, -1);
103 void ClipItem::slotGetEndThumb()
105 emit getThumb(-1, m_cropStart + m_cropDuration);
108 void ClipItem::slotThumbReady(int frame, QPixmap pix)
110 if (frame == m_cropStart) m_startPix = pix;
115 int ClipItem::type () const
120 DocClipBase *ClipItem::baseClip()
125 QDomElement ClipItem::xml() const
130 int ClipItem::clipType()
135 QString ClipItem::clipName()
140 int ClipItem::clipProducer()
145 int ClipItem::maxDuration()
147 return m_maxDuration;
150 int ClipItem::duration()
152 return m_cropDuration;
155 int ClipItem::startPos()
160 int ClipItem::cropStart()
165 int ClipItem::endPos()
167 return m_startPos + m_cropDuration;
171 void ClipItem::paint(QPainter *painter,
172 const QStyleOptionGraphicsItem *option,
176 painter->setRenderHints(QPainter::Antialiasing);
177 QPainterPath roundRectPath;
178 double roundingY = 20;
179 double roundingX = 20;
181 painter->setClipRect(option->exposedRect);
182 if (roundingX > br.width() / 2) roundingX = br.width() / 2;
183 //kDebug()<<"-----PAINTING, SCAL: "<<scale<<", height: "<<br.height();
184 roundRectPath.moveTo(br.x() + br .width() - offset, br.y() + roundingY);
185 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y(), roundingX, roundingY, 0.0, 90.0);
186 roundRectPath.lineTo(br.x() + roundingX, br.y());
187 roundRectPath.arcTo(br.x() + offset, br.y(), roundingX, roundingY, 90.0, 90.0);
188 roundRectPath.lineTo(br.x() + offset, br.y() + br.height() - roundingY);
189 roundRectPath.arcTo(br.x() + offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 180.0, 90.0);
190 roundRectPath.lineTo(br.x() + br .width() - roundingX, br.y() + br.height() - offset);
191 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 270.0, 90.0);
192 roundRectPath.closeSubpath();
193 painter->setClipPath(roundRectPath, Qt::IntersectClip);
194 //painter->fillPath(roundRectPath, brush()); //, QBrush(QColor(Qt::red)));
195 painter->fillRect(br, brush());
196 //painter->fillRect(QRectF(br.x() + br.width() - m_endPix.width(), br.y(), m_endPix.width(), br.height()), QBrush(QColor(Qt::black)));
199 if (!m_startPix.isNull()) {
200 if (m_clipType == IMAGE) {
201 painter->drawPixmap(QPointF(br.x() + br.width() - m_startPix.width(), br.y()), m_startPix);
202 QLineF l(br.x() + br.width() - m_startPix.width(), br.y(), br.x() + br.width() - m_startPix.width(), br.y() + br.height());
203 painter->drawLine(l);
205 painter->drawPixmap(QPointF(br.x() + br.width() - m_endPix.width(), br.y()), m_endPix);
206 QLineF l(br.x() + br.width() - m_endPix.width(), br.y(), br.x() + br.width() - m_endPix.width(), br.y() + br.height());
207 painter->drawLine(l);
210 painter->drawPixmap(QPointF(br.x(), br.y()), m_startPix);
211 QLineF l2(br.x() + m_startPix.width(), br.y(), br.x() + m_startPix.width(), br.y() + br.height());
212 painter->drawLine(l2);
215 // draw start / end fades
216 double scale = br.width() / m_cropDuration;
219 fades = QBrush(QColor(200, 50, 50, 150));
221 else fades = QBrush(QColor(200, 200, 200, 200));
223 if (m_startFade != 0) {
224 QPainterPath fadeInPath;
225 fadeInPath.moveTo(br.x() - offset, br.y());
226 fadeInPath.lineTo(br.x() - offset, br.y() + br.height());
227 fadeInPath.lineTo(br.x() + m_startFade * scale, br.y());
228 fadeInPath.closeSubpath();
229 painter->fillPath(fadeInPath, fades);
231 QLineF l(br.x() + m_startFade * scale, br.y(), br.x(), br.y() + br.height());
232 painter->drawLine(l);
235 if (m_endFade != 0) {
236 QPainterPath fadeOutPath;
237 fadeOutPath.moveTo(br.x() + br.width(), br.y());
238 fadeOutPath.lineTo(br.x() + br.width(), br.y() + br.height());
239 fadeOutPath.lineTo(br.x() + br.width() - m_endFade * scale, br.y());
240 fadeOutPath.closeSubpath();
241 painter->fillPath(fadeOutPath, fades);
243 QLineF l(br.x() + br.width() - m_endFade * scale, br.y(), br.x() + br.width(), br.y() + br.height());
244 painter->drawLine(l);
248 QPen pen = painter->pen();
249 pen.setColor(Qt::white);
250 //pen.setStyle(Qt::DashDotDotLine); //Qt::DotLine);
252 QString effects = effectNames().join(" / ");
253 if (!effects.isEmpty()) {
254 painter->setPen(pen);
255 QFont font = painter->font();
256 QFont smallFont = font;
257 smallFont.setPointSize(8);
258 painter->setFont(smallFont);
259 QRectF txtBounding = painter->boundingRect(br, Qt::AlignLeft | Qt::AlignTop, " " + effects + " ");
260 painter->fillRect(txtBounding, QBrush(QColor(0,0,0,150)));
261 painter->drawText(txtBounding, Qt::AlignCenter, effects);
262 pen.setColor(Qt::black);
263 painter->setPen(pen);
264 painter->setFont(font);
267 QRectF txtBounding = painter->boundingRect(br, Qt::AlignCenter, " " + m_clipName + " ");
268 painter->fillRect(txtBounding, QBrush(QColor(255,255,255,150)));
269 painter->drawText(txtBounding, Qt::AlignCenter, m_clipName);
271 pen.setColor(Qt::red);
272 pen.setStyle(Qt::DashDotDotLine); //Qt::DotLine);
273 if (isSelected()) painter->setPen(pen);
274 painter->setClipRect(option->exposedRect);
275 painter->drawPath(roundRectPath);
276 //painter->fillRect(QRect(br.x(), br.y(), roundingX, roundingY), QBrush(QColor(Qt::green)));
278 /*QRectF recta(rect().x(), rect().y(), scale,rect().height());
279 painter->drawRect(recta);
280 painter->drawLine(rect().x() + 1, rect().y(), rect().x() + 1, rect().y() + rect().height());
281 painter->drawLine(rect().x() + rect().width(), rect().y(), rect().x() + rect().width(), rect().y() + rect().height());
282 painter->setPen(QPen(Qt::black, 1.0));
283 painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
284 painter->drawLine(rect().x(), rect().y() + rect().height(), rect().x() + rect().width(), rect().y() + rect().height());*/
286 //QGraphicsRectItem::paint(painter, option, widget);
287 //QPen pen(Qt::green, 1.0 / size.x() + 0.5);
288 //painter->setPen(pen);
289 //painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
290 //kDebug()<<"ITEM REPAINT RECT: "<<boundingRect().width();
291 //painter->drawText(rect(), Qt::AlignCenter, m_name);
292 // painter->drawRect(boundingRect());
293 //painter->drawRoundRect(-10, -10, 20, 20);
297 OPERATIONTYPE ClipItem::operationMode(QPointF pos, double scale)
299 if (abs(pos.x() - (rect().x() + scale * m_startFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEIN;
300 else if (abs(pos.x() - rect().x()) < 6) return RESIZESTART;
301 else if (abs(pos.x() - (rect().x() + rect().width() - scale * m_endFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEOUT;
302 else if (abs(pos.x() - (rect().x() + rect().width())) < 6) return RESIZEEND;
306 int ClipItem::fadeIn() const
311 int ClipItem::fadeOut() const
316 void ClipItem::setFadeIn(int pos, double scale)
318 int oldIn = m_startFade;
319 if (pos < 0) pos = 0;
320 if (pos > m_cropDuration) pos = m_cropDuration / 2;
322 if (oldIn > pos) update(rect().x(), rect().y(), oldIn * scale, rect().height());
323 else update(rect().x(), rect().y(), pos * scale, rect().height());
326 void ClipItem::setFadeOut(int pos, double scale)
328 int oldOut = m_endFade;
329 if (pos < 0) pos = 0;
330 if (pos > m_cropDuration) pos = m_cropDuration / 2;
332 if (oldOut > pos) update(rect().x() + rect().width() - pos * scale, rect().y(), pos * scale, rect().height());
333 else update(rect().x() + rect().width() - oldOut * scale, rect().y(), oldOut * scale, rect().height());
339 void ClipItem::mousePressEvent ( QGraphicsSceneMouseEvent * event )
341 /*m_resizeMode = operationMode(event->pos());
342 if (m_resizeMode == MOVE) {
343 m_maxTrack = scene()->sceneRect().height();
344 m_grabPoint = (int) (event->pos().x() - rect().x());
346 QGraphicsRectItem::mousePressEvent(event);
350 void ClipItem::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )
353 QGraphicsRectItem::mouseReleaseEvent(event);
356 void ClipItem::moveTo(int x, double scale, double offset, int newTrack)
358 double origX = rect().x();
359 double origY = rect().y();
362 setRect(x * scale, origY + offset, rect().width(), rect().height());
363 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
364 if (collisionList.size() == 0) m_track = newTrack;
365 for (int i = 0; i < collisionList.size(); ++i) {
366 QGraphicsItem *item = collisionList.at(i);
367 if (item->type() == 70000)
371 QRectF other = ((QGraphicsRectItem *)item)->rect();
372 if (x < m_startPos) {
373 kDebug()<<"COLLISION, MOVING TO------";
374 m_startPos = ((ClipItem *)item)->endPos() + 1;
375 origX = m_startPos * scale;
378 kDebug()<<"COLLISION, MOVING TO+++";
379 m_startPos = ((ClipItem *)item)->startPos() - m_cropDuration;
380 origX = m_startPos * scale;
383 setRect(origX, origY, rect().width(), rect().height());
394 /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
395 for (int i = 0; i < childrenList.size(); ++i) {
396 childrenList.at(i)->moveBy(rect().x() - origX , offset);
400 void ClipItem::resizeStart(int posx, double scale)
402 int durationDiff = posx - m_startPos;
403 if (durationDiff == 0) return;
404 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
405 if (m_cropStart + durationDiff < 0) {
406 durationDiff = -m_cropStart;
408 else if (durationDiff >= m_cropDuration) {
409 durationDiff = m_cropDuration - 3;
411 m_startPos += durationDiff;
412 m_cropStart += durationDiff;
413 m_cropDuration -= durationDiff;
414 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
415 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
416 for (int i = 0; i < collisionList.size(); ++i) {
417 QGraphicsItem *item = collisionList.at(i);
418 if (item->type() == 70000)
420 int diff = ((ClipItem *)item)->endPos() + 1 - m_startPos;
421 setRect((m_startPos + diff) * scale, rect().y(), (m_cropDuration - diff) * scale, rect().height());
424 m_cropDuration -= diff;
428 if (m_hasThumbs) startThumbTimer->start(100);
431 void ClipItem::resizeEnd(int posx, double scale)
433 int durationDiff = posx - endPos();
434 if (durationDiff == 0) return;
435 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
436 if (m_cropDuration + durationDiff <= 0) {
437 durationDiff = - (m_cropDuration - 3);
439 else if (m_cropDuration + durationDiff >= m_maxDuration) {
440 durationDiff = m_maxDuration - m_cropDuration;
442 m_cropDuration += durationDiff;
443 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
444 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
445 for (int i = 0; i < collisionList.size(); ++i) {
446 QGraphicsItem *item = collisionList.at(i);
447 if (item->type() == 70000)
449 int diff = ((ClipItem *)item)->startPos() - 1 - startPos();
450 m_cropDuration = diff;
451 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
455 if (m_hasThumbs) endThumbTimer->start(100);
459 void ClipItem::mouseMoveEvent ( QGraphicsSceneMouseEvent * event )
463 int ClipItem::track()
468 void ClipItem::setTrack(int track)
473 int ClipItem::effectsCounter()
475 return m_effectsCounter++;
478 int ClipItem::effectsCount()
480 return m_effectList.size();
483 QStringList ClipItem::effectNames()
485 return m_effectList.effectNames();
488 QDomElement ClipItem::effectAt(int ix)
490 return m_effectList.at(ix);
493 void ClipItem::setEffectAt(int ix, QDomElement effect)
495 kDebug()<<"CHange EFFECT AT: "<<ix<<", CURR: "<<m_effectList.at(ix).attribute("tag")<<", NEW: "<<effect.attribute("tag");
496 m_effectList.insert(ix, effect);
497 m_effectList.removeAt(ix + 1);
498 update(boundingRect());
501 QMap <QString, QString> ClipItem::addEffect(QDomElement effect)
503 QMap <QString, QString> effectParams;
504 m_effectList.append(effect);
505 effectParams["tag"] = effect.attribute("tag");
506 effectParams["kdenlive_ix"] = effect.attribute("kdenlive_ix");
507 QDomNodeList params = effect.elementsByTagName("parameter");
508 for (int i = 0; i < params.count(); i++) {
509 QDomElement e = params.item(i).toElement();
511 effectParams[e.attribute("name")] = e.attribute("value");
513 update(boundingRect());
517 QMap <QString, QString> ClipItem::getEffectArgs(QDomElement effect)
519 QMap <QString, QString> effectParams;
520 effectParams["tag"] = effect.attribute("tag");
521 effectParams["kdenlive_ix"] = effect.attribute("kdenlive_ix");
522 QDomNodeList params = effect.elementsByTagName("parameter");
523 for (int i = 0; i < params.count(); i++) {
524 QDomElement e = params.item(i).toElement();
526 effectParams[e.attribute("name")] = e.attribute("value");
531 void ClipItem::deleteEffect(QString index)
533 for (int i = 0; i < m_effectList.size(); ++i) {
534 if (m_effectList.at(i).attribute("kdenlive_ix") == index) {
535 m_effectList.removeAt(i);
539 update(boundingRect());
545 void CustomTrackView::mousePressEvent ( QMouseEvent * event )
547 int pos = event->x();
548 if (event->modifiers() == Qt::ControlModifier)
549 setDragMode(QGraphicsView::ScrollHandDrag);
550 else if (event->modifiers() == Qt::ShiftModifier)
551 setDragMode(QGraphicsView::RubberBandDrag);
553 QGraphicsItem * item = itemAt(event->pos());
556 else emit cursorMoved((int) mapToScene(event->x(), 0).x());
559 QGraphicsView::mousePressEvent(event);
562 void CustomTrackView::mouseReleaseEvent ( QMouseEvent * event )
564 QGraphicsView::mouseReleaseEvent(event);
565 setDragMode(QGraphicsView::NoDrag);
569 #include "clipitem.moc"