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(QDomElement xml, int track, int startpos, const QRectF & rect, int duration)
37 : QGraphicsRectItem(rect), m_xml(xml), 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)
41 m_clipName = xml.attribute("name");
42 if (m_clipName.isEmpty()) m_clipName = KUrl(xml.attribute("resource")).fileName();
44 m_producer = xml.attribute("id").toInt();
46 m_clipType = (CLIPTYPE) xml.attribute("type").toInt();
48 m_cropStart = xml.attribute("in", 0).toInt();
49 m_maxDuration = xml.attribute("duration", 0).toInt();
50 if (m_maxDuration == 0) m_maxDuration = xml.attribute("out", 0).toInt() - m_cropStart;
52 if (duration != -1) m_cropDuration = duration;
53 else m_cropDuration = m_maxDuration;
55 setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemClipsChildrenToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
57 setBrush(QColor(100, 100, 150));
58 if (m_clipType == VIDEO || m_clipType == AV) {
60 //connect(this, SIGNAL(getThumb(int, int)), clip->thumbProducer(), SLOT(extractImage(int, int)));
61 //connect(clip->thumbProducer(), SIGNAL(thumbReady(int, QPixmap)), this, SLOT(slotThumbReady(int, QPixmap)));
62 QTimer::singleShot(300, this, SLOT(slotFetchThumbs()));
64 startThumbTimer = new QTimer(this);
65 startThumbTimer->setSingleShot(true);
66 connect(startThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetStartThumb()));
67 endThumbTimer = new QTimer(this);
68 endThumbTimer->setSingleShot(true);
69 connect(endThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetEndThumb()));
72 else if (m_clipType == COLOR) {
73 QString colour = xml.attribute("colour");
74 colour = colour.replace(0, 2, "#");
75 setBrush(QColor(colour.left(7)));
77 else if (m_clipType == IMAGE) {
78 m_startPix = KThumb::getImage(KUrl(xml.attribute("resource")), 50 * KdenliveSettings::project_display_ratio(), 50);
82 ClipItem::ClipItem(DocClipBase *clip, int track, int startpos, const QRectF & rect, int duration)
83 : 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)
86 kDebug()<<"******* CREATING NEW TML CLIP, DUR: "<<duration;
87 m_xml = clip->toXML();
88 m_clipName = clip->name();
89 m_producer = clip->getId();
90 m_clipType = clip->clipType();
92 m_maxDuration = duration;
93 if (duration != -1) m_cropDuration = duration;
94 else m_cropDuration = m_maxDuration;
96 setFlags(QGraphicsItem::ItemClipsToShape | QGraphicsItem::ItemClipsChildrenToShape | QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
98 setBrush(QColor(100, 100, 150));
99 if (m_clipType == VIDEO || m_clipType == AV) {
101 connect(this, SIGNAL(getThumb(int, int)), clip->thumbProducer(), SLOT(extractImage(int, int)));
102 connect(clip->thumbProducer(), SIGNAL(thumbReady(int, QPixmap)), this, SLOT(slotThumbReady(int, QPixmap)));
103 QTimer::singleShot(300, this, SLOT(slotFetchThumbs()));
105 startThumbTimer = new QTimer(this);
106 startThumbTimer->setSingleShot(true);
107 connect(startThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetStartThumb()));
108 endThumbTimer = new QTimer(this);
109 endThumbTimer->setSingleShot(true);
110 connect(endThumbTimer, SIGNAL(timeout()), this, SLOT(slotGetEndThumb()));
113 else if (m_clipType == COLOR) {
114 QString colour = m_xml.attribute("colour");
115 colour = colour.replace(0, 2, "#");
116 setBrush(QColor(colour.left(7)));
118 else if (m_clipType == IMAGE) {
119 m_startPix = KThumb::getImage(KUrl(m_xml.attribute("resource")), 50 * KdenliveSettings::project_display_ratio(), 50);
124 ClipItem::~ClipItem()
126 if (startThumbTimer) delete startThumbTimer;
127 if (endThumbTimer) delete endThumbTimer;
130 void ClipItem::slotFetchThumbs()
132 emit getThumb(m_cropStart, m_cropStart + m_cropDuration);
135 void ClipItem::slotGetStartThumb()
137 emit getThumb(m_cropStart, -1);
140 void ClipItem::slotGetEndThumb()
142 emit getThumb(-1, m_cropStart + m_cropDuration);
145 void ClipItem::slotThumbReady(int frame, QPixmap pix)
147 if (frame == m_cropStart) m_startPix = pix;
152 int ClipItem::type () const
157 QDomElement ClipItem::xml() const
162 int ClipItem::clipType()
167 QString ClipItem::clipName()
172 int ClipItem::clipProducer()
177 int ClipItem::maxDuration()
179 return m_maxDuration;
182 int ClipItem::duration()
184 return m_cropDuration;
187 int ClipItem::startPos()
192 int ClipItem::endPos()
194 return m_startPos + m_cropDuration;
198 void ClipItem::paint(QPainter *painter,
199 const QStyleOptionGraphicsItem *option,
203 painter->setRenderHints(QPainter::Antialiasing);
204 QPainterPath roundRectPath;
205 double roundingY = 20;
206 double roundingX = 20;
208 painter->setClipRect(option->exposedRect);
209 if (roundingX > br.width() / 2) roundingX = br.width() / 2;
210 //kDebug()<<"-----PAINTING, SCAL: "<<scale<<", height: "<<br.height();
211 roundRectPath.moveTo(br.x() + br .width() - offset, br.y() + roundingY);
212 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y(), roundingX, roundingY, 0.0, 90.0);
213 roundRectPath.lineTo(br.x() + roundingX, br.y());
214 roundRectPath.arcTo(br.x() + offset, br.y(), roundingX, roundingY, 90.0, 90.0);
215 roundRectPath.lineTo(br.x() + offset, br.y() + br.height() - roundingY);
216 roundRectPath.arcTo(br.x() + offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 180.0, 90.0);
217 roundRectPath.lineTo(br.x() + br .width() - roundingX, br.y() + br.height() - offset);
218 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 270.0, 90.0);
219 roundRectPath.closeSubpath();
220 painter->setClipPath(roundRectPath, Qt::IntersectClip);
221 //painter->fillPath(roundRectPath, brush()); //, QBrush(QColor(Qt::red)));
222 painter->fillRect(br, brush());
223 //painter->fillRect(QRectF(br.x() + br.width() - m_endPix.width(), br.y(), m_endPix.width(), br.height()), QBrush(QColor(Qt::black)));
226 if (!m_startPix.isNull()) {
227 if (m_clipType == IMAGE) {
228 painter->drawPixmap(QPointF(br.x() + br.width() - m_startPix.width(), br.y()), m_startPix);
229 QLineF l(br.x() + br.width() - m_startPix.width(), br.y(), br.x() + br.width() - m_startPix.width(), br.y() + br.height());
230 painter->drawLine(l);
232 painter->drawPixmap(QPointF(br.x() + br.width() - m_endPix.width(), br.y()), m_endPix);
233 QLineF l(br.x() + br.width() - m_endPix.width(), br.y(), br.x() + br.width() - m_endPix.width(), br.y() + br.height());
234 painter->drawLine(l);
237 painter->drawPixmap(QPointF(br.x(), br.y()), m_startPix);
238 QLineF l2(br.x() + m_startPix.width(), br.y(), br.x() + m_startPix.width(), br.y() + br.height());
239 painter->drawLine(l2);
242 // draw start / end fades
243 double scale = br.width() / m_cropDuration;
246 fades = QBrush(QColor(200, 50, 50, 150));
248 else fades = QBrush(QColor(200, 200, 200, 200));
250 if (m_startFade != 0) {
251 QPainterPath fadeInPath;
252 fadeInPath.moveTo(br.x() - offset, br.y());
253 fadeInPath.lineTo(br.x() - offset, br.y() + br.height());
254 fadeInPath.lineTo(br.x() + m_startFade * scale, br.y());
255 fadeInPath.closeSubpath();
256 painter->fillPath(fadeInPath, fades);
258 QLineF l(br.x() + m_startFade * scale, br.y(), br.x(), br.y() + br.height());
259 painter->drawLine(l);
262 if (m_endFade != 0) {
263 QPainterPath fadeOutPath;
264 fadeOutPath.moveTo(br.x() + br.width(), br.y());
265 fadeOutPath.lineTo(br.x() + br.width(), br.y() + br.height());
266 fadeOutPath.lineTo(br.x() + br.width() - m_endFade * scale, br.y());
267 fadeOutPath.closeSubpath();
268 painter->fillPath(fadeOutPath, fades);
270 QLineF l(br.x() + br.width() - m_endFade * scale, br.y(), br.x() + br.width(), br.y() + br.height());
271 painter->drawLine(l);
275 painter->setClipRect(option->exposedRect);
276 QPen pen = painter->pen();
277 pen.setColor(Qt::red);
278 pen.setStyle(Qt::DashDotDotLine); //Qt::DotLine);
281 QRectF txtBounding = painter->boundingRect(br, Qt::AlignCenter, " " + m_clipName + " ");
282 painter->fillRect(txtBounding, QBrush(QColor(255,255,255,150)));
283 painter->drawText(txtBounding, Qt::AlignCenter, m_clipName);
285 if (isSelected()) painter->setPen(pen);
286 painter->drawPath(roundRectPath);
287 //painter->fillRect(QRect(br.x(), br.y(), roundingX, roundingY), QBrush(QColor(Qt::green)));
289 /*QRectF recta(rect().x(), rect().y(), scale,rect().height());
290 painter->drawRect(recta);
291 painter->drawLine(rect().x() + 1, rect().y(), rect().x() + 1, rect().y() + rect().height());
292 painter->drawLine(rect().x() + rect().width(), rect().y(), rect().x() + rect().width(), rect().y() + rect().height());
293 painter->setPen(QPen(Qt::black, 1.0));
294 painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
295 painter->drawLine(rect().x(), rect().y() + rect().height(), rect().x() + rect().width(), rect().y() + rect().height());*/
297 //QGraphicsRectItem::paint(painter, option, widget);
298 //QPen pen(Qt::green, 1.0 / size.x() + 0.5);
299 //painter->setPen(pen);
300 //painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
301 //kDebug()<<"ITEM REPAINT RECT: "<<boundingRect().width();
302 //painter->drawText(rect(), Qt::AlignCenter, m_name);
303 // painter->drawRect(boundingRect());
304 //painter->drawRoundRect(-10, -10, 20, 20);
308 OPERATIONTYPE ClipItem::operationMode(QPointF pos, double scale)
310 if (abs(pos.x() - (rect().x() + scale * m_startFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEIN;
311 else if (abs(pos.x() - rect().x()) < 6) return RESIZESTART;
312 else if (abs(pos.x() - (rect().x() + rect().width() - scale * m_endFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEOUT;
313 else if (abs(pos.x() - (rect().x() + rect().width())) < 6) return RESIZEEND;
317 int ClipItem::fadeIn() const
322 int ClipItem::fadeOut() const
327 void ClipItem::setFadeIn(int pos, double scale)
329 int oldIn = m_startFade;
330 if (pos < 0) pos = 0;
331 if (pos > m_cropDuration) pos = m_cropDuration / 2;
333 if (oldIn > pos) update(rect().x(), rect().y(), oldIn * scale, rect().height());
334 else update(rect().x(), rect().y(), pos * scale, rect().height());
337 void ClipItem::setFadeOut(int pos, double scale)
339 int oldOut = m_endFade;
340 if (pos < 0) pos = 0;
341 if (pos > m_cropDuration) pos = m_cropDuration / 2;
343 if (oldOut > pos) update(rect().x() + rect().width() - pos * scale, rect().y(), pos * scale, rect().height());
344 else update(rect().x() + rect().width() - oldOut * scale, rect().y(), oldOut * scale, rect().height());
350 void ClipItem::mousePressEvent ( QGraphicsSceneMouseEvent * event )
352 /*m_resizeMode = operationMode(event->pos());
353 if (m_resizeMode == MOVE) {
354 m_maxTrack = scene()->sceneRect().height();
355 m_grabPoint = (int) (event->pos().x() - rect().x());
357 QGraphicsRectItem::mousePressEvent(event);
361 void ClipItem::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )
364 QGraphicsRectItem::mouseReleaseEvent(event);
367 void ClipItem::moveTo(int x, double scale, double offset, int newTrack)
369 double origX = rect().x();
370 double origY = rect().y();
372 setRect(x * scale, origY + offset, rect().width(), rect().height());
373 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
374 if (collisionList.size() == 0) m_track = newTrack;
375 for (int i = 0; i < collisionList.size(); ++i) {
376 QGraphicsItem *item = collisionList.at(i);
377 if (item->type() == 70000)
381 QRectF other = ((QGraphicsRectItem *)item)->rect();
382 if (x < m_startPos) {
383 kDebug()<<"COLLISION, MOVING TO------";
384 m_startPos = ((ClipItem *)item)->endPos() + 1;
385 origX = m_startPos * scale;
388 kDebug()<<"COLLISION, MOVING TO+++";
389 m_startPos = ((ClipItem *)item)->startPos() - m_cropDuration;
390 origX = m_startPos * scale;
393 setRect(origX, origY, rect().width(), rect().height());
404 /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
405 for (int i = 0; i < childrenList.size(); ++i) {
406 childrenList.at(i)->moveBy(rect().x() - origX , offset);
410 void ClipItem::resizeStart(int posx, double scale)
412 int durationDiff = posx - m_startPos;
413 if (durationDiff == 0) return;
414 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
415 if (m_cropStart + durationDiff < 0) {
416 durationDiff = -m_cropStart;
418 else if (durationDiff >= m_cropDuration) {
419 durationDiff = m_cropDuration - 3;
421 m_startPos += durationDiff;
422 m_cropStart += durationDiff;
423 m_cropDuration -= durationDiff;
424 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
425 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
426 for (int i = 0; i < collisionList.size(); ++i) {
427 QGraphicsItem *item = collisionList.at(i);
428 if (item->type() == 70000)
430 int diff = ((ClipItem *)item)->endPos() + 1 - m_startPos;
431 setRect((m_startPos + diff) * scale, rect().y(), (m_cropDuration - diff) * scale, rect().height());
434 m_cropDuration -= diff;
438 if (m_hasThumbs) startThumbTimer->start(100);
441 void ClipItem::resizeEnd(int posx, double scale)
443 int durationDiff = posx - endPos();
444 if (durationDiff == 0) return;
445 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
446 if (m_cropDuration + durationDiff <= 0) {
447 durationDiff = - (m_cropDuration - 3);
449 else if (m_cropDuration + durationDiff >= m_maxDuration) {
450 durationDiff = m_maxDuration - m_cropDuration;
452 m_cropDuration += durationDiff;
453 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
454 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
455 for (int i = 0; i < collisionList.size(); ++i) {
456 QGraphicsItem *item = collisionList.at(i);
457 if (item->type() == 70000)
459 int diff = ((ClipItem *)item)->startPos() - 1 - startPos();
460 m_cropDuration = diff;
461 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
465 if (m_hasThumbs) endThumbTimer->start(100);
469 void ClipItem::mouseMoveEvent ( QGraphicsSceneMouseEvent * event )
473 int ClipItem::track()
478 void ClipItem::setTrack(int track)
486 void CustomTrackView::mousePressEvent ( QMouseEvent * event )
488 int pos = event->x();
489 if (event->modifiers() == Qt::ControlModifier)
490 setDragMode(QGraphicsView::ScrollHandDrag);
491 else if (event->modifiers() == Qt::ShiftModifier)
492 setDragMode(QGraphicsView::RubberBandDrag);
494 QGraphicsItem * item = itemAt(event->pos());
497 else emit cursorMoved((int) mapToScene(event->x(), 0).x());
500 QGraphicsView::mousePressEvent(event);
503 void CustomTrackView::mouseReleaseEvent ( QMouseEvent * event )
505 QGraphicsView::mouseReleaseEvent(event);
506 setDragMode(QGraphicsView::NoDrag);
510 #include "clipitem.moc"