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_thumbProd(NULL), 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) {
59 m_thumbProd = new KThumb(KUrl(xml.attribute("resource")));
60 connect(this, SIGNAL(getThumb(int, int, int, int)), m_thumbProd, SLOT(extractImage(int, int, int, int)));
61 connect(m_thumbProd, 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);
80 //m_startPix.load("/home/one/Desktop/thumb.jpg");
85 if (startThumbTimer) delete startThumbTimer;
86 if (endThumbTimer) delete endThumbTimer;
87 if (m_thumbProd) delete m_thumbProd;
90 void ClipItem::slotFetchThumbs()
92 emit getThumb(m_cropStart, m_cropStart + m_cropDuration, 50 * KdenliveSettings::project_display_ratio(), 50);
95 void ClipItem::slotGetStartThumb()
97 emit getThumb(m_cropStart, -1, 50 * KdenliveSettings::project_display_ratio(), 50);
100 void ClipItem::slotGetEndThumb()
102 emit getThumb(-1, m_cropStart + m_cropDuration, 50 * KdenliveSettings::project_display_ratio(), 50);
105 void ClipItem::slotThumbReady(int frame, QPixmap pix)
107 if (frame == m_cropStart) m_startPix = pix;
112 int ClipItem::type () const
117 QDomElement ClipItem::xml() const
122 int ClipItem::clipType()
127 QString ClipItem::clipName()
132 int ClipItem::clipProducer()
137 int ClipItem::maxDuration()
139 return m_maxDuration;
142 int ClipItem::duration()
144 return m_cropDuration;
147 int ClipItem::startPos()
152 int ClipItem::endPos()
154 return m_startPos + m_cropDuration;
158 void ClipItem::paint(QPainter *painter,
159 const QStyleOptionGraphicsItem *option,
163 painter->setRenderHints(QPainter::Antialiasing);
164 QPainterPath roundRectPath;
165 double roundingY = 20;
166 double roundingX = 20;
168 painter->setClipRect(option->exposedRect);
169 if (roundingX > br.width() / 2) roundingX = br.width() / 2;
170 //kDebug()<<"-----PAINTING, SCAL: "<<scale<<", height: "<<br.height();
171 roundRectPath.moveTo(br.x() + br .width() - offset, br.y() + roundingY);
172 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y(), roundingX, roundingY, 0.0, 90.0);
173 roundRectPath.lineTo(br.x() + roundingX, br.y());
174 roundRectPath.arcTo(br.x() + offset, br.y(), roundingX, roundingY, 90.0, 90.0);
175 roundRectPath.lineTo(br.x() + offset, br.y() + br.height() - roundingY);
176 roundRectPath.arcTo(br.x() + offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 180.0, 90.0);
177 roundRectPath.lineTo(br.x() + br .width() - roundingX, br.y() + br.height() - offset);
178 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 270.0, 90.0);
179 roundRectPath.closeSubpath();
180 painter->setClipPath(roundRectPath, Qt::IntersectClip);
181 //painter->fillPath(roundRectPath, brush()); //, QBrush(QColor(Qt::red)));
182 painter->fillRect(br, brush());
183 //painter->fillRect(QRectF(br.x() + br.width() - m_endPix.width(), br.y(), m_endPix.width(), br.height()), QBrush(QColor(Qt::black)));
186 if (!m_startPix.isNull()) {
187 if (m_clipType == IMAGE) {
188 painter->drawPixmap(QPointF(br.x() + br.width() - m_startPix.width(), br.y()), m_startPix);
189 QLineF l(br.x() + br.width() - m_startPix.width(), br.y(), br.x() + br.width() - m_startPix.width(), br.y() + br.height());
190 painter->drawLine(l);
192 painter->drawPixmap(QPointF(br.x() + br.width() - m_endPix.width(), br.y()), m_endPix);
193 QLineF l(br.x() + br.width() - m_endPix.width(), br.y(), br.x() + br.width() - m_endPix.width(), br.y() + br.height());
194 painter->drawLine(l);
197 painter->drawPixmap(QPointF(br.x(), br.y()), m_startPix);
198 QLineF l2(br.x() + m_startPix.width(), br.y(), br.x() + m_startPix.width(), br.y() + br.height());
199 painter->drawLine(l2);
202 // draw start / end fades
203 double scale = br.width() / m_cropDuration;
206 fades = QBrush(QColor(200, 50, 50, 150));
208 else fades = QBrush(QColor(200, 200, 200, 200));
210 if (m_startFade != 0) {
211 QPainterPath fadeInPath;
212 fadeInPath.moveTo(br.x() - offset, br.y());
213 fadeInPath.lineTo(br.x() - offset, br.y() + br.height());
214 fadeInPath.lineTo(br.x() + m_startFade * scale, br.y());
215 fadeInPath.closeSubpath();
216 painter->fillPath(fadeInPath, fades);
218 QLineF l(br.x() + m_startFade * scale, br.y(), br.x(), br.y() + br.height());
219 painter->drawLine(l);
222 if (m_endFade != 0) {
223 QPainterPath fadeOutPath;
224 fadeOutPath.moveTo(br.x() + br.width(), br.y());
225 fadeOutPath.lineTo(br.x() + br.width(), br.y() + br.height());
226 fadeOutPath.lineTo(br.x() + br.width() - m_endFade * scale, br.y());
227 fadeOutPath.closeSubpath();
228 painter->fillPath(fadeOutPath, fades);
230 QLineF l(br.x() + br.width() - m_endFade * scale, br.y(), br.x() + br.width(), br.y() + br.height());
231 painter->drawLine(l);
235 painter->setClipRect(option->exposedRect);
236 QPen pen = painter->pen();
237 pen.setColor(Qt::red);
238 pen.setStyle(Qt::DashDotDotLine); //Qt::DotLine);
241 QRectF txtBounding = painter->boundingRect(br, Qt::AlignCenter, " " + m_clipName + " ");
242 painter->fillRect(txtBounding, QBrush(QColor(255,255,255,150)));
243 painter->drawText(txtBounding, Qt::AlignCenter, m_clipName);
245 if (isSelected()) painter->setPen(pen);
246 painter->drawPath(roundRectPath);
247 //painter->fillRect(QRect(br.x(), br.y(), roundingX, roundingY), QBrush(QColor(Qt::green)));
249 /*QRectF recta(rect().x(), rect().y(), scale,rect().height());
250 painter->drawRect(recta);
251 painter->drawLine(rect().x() + 1, rect().y(), rect().x() + 1, rect().y() + rect().height());
252 painter->drawLine(rect().x() + rect().width(), rect().y(), rect().x() + rect().width(), rect().y() + rect().height());
253 painter->setPen(QPen(Qt::black, 1.0));
254 painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
255 painter->drawLine(rect().x(), rect().y() + rect().height(), rect().x() + rect().width(), rect().y() + rect().height());*/
257 //QGraphicsRectItem::paint(painter, option, widget);
258 //QPen pen(Qt::green, 1.0 / size.x() + 0.5);
259 //painter->setPen(pen);
260 //painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
261 //kDebug()<<"ITEM REPAINT RECT: "<<boundingRect().width();
262 //painter->drawText(rect(), Qt::AlignCenter, m_name);
263 // painter->drawRect(boundingRect());
264 //painter->drawRoundRect(-10, -10, 20, 20);
268 OPERATIONTYPE ClipItem::operationMode(QPointF pos, double scale)
270 if (abs(pos.x() - (rect().x() + scale * m_startFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEIN;
271 else if (abs(pos.x() - rect().x()) < 6) return RESIZESTART;
272 else if (abs(pos.x() - (rect().x() + rect().width() - scale * m_endFade)) < 6 && abs(pos.y() - rect().y()) < 6) return FADEOUT;
273 else if (abs(pos.x() - (rect().x() + rect().width())) < 6) return RESIZEEND;
277 int ClipItem::fadeIn() const
282 int ClipItem::fadeOut() const
287 void ClipItem::setFadeIn(int pos, double scale)
289 int oldIn = m_startFade;
290 if (pos < 0) pos = 0;
291 if (pos > m_cropDuration) pos = m_cropDuration / 2;
293 if (oldIn > pos) update(rect().x(), rect().y(), oldIn * scale, rect().height());
294 else update(rect().x(), rect().y(), pos * scale, rect().height());
297 void ClipItem::setFadeOut(int pos, double scale)
299 int oldOut = m_endFade;
300 if (pos < 0) pos = 0;
301 if (pos > m_cropDuration) pos = m_cropDuration / 2;
303 if (oldOut > pos) update(rect().x() + rect().width() - pos * scale, rect().y(), pos * scale, rect().height());
304 else update(rect().x() + rect().width() - oldOut * scale, rect().y(), oldOut * scale, rect().height());
310 void ClipItem::mousePressEvent ( QGraphicsSceneMouseEvent * event )
312 /*m_resizeMode = operationMode(event->pos());
313 if (m_resizeMode == MOVE) {
314 m_maxTrack = scene()->sceneRect().height();
315 m_grabPoint = (int) (event->pos().x() - rect().x());
317 QGraphicsRectItem::mousePressEvent(event);
321 void ClipItem::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )
324 QGraphicsRectItem::mouseReleaseEvent(event);
327 void ClipItem::moveTo(int x, double scale, double offset, int newTrack)
329 double origX = rect().x();
330 double origY = rect().y();
332 setRect(x * scale, origY + offset, rect().width(), rect().height());
333 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
334 if (collisionList.size() == 0) m_track = newTrack;
335 for (int i = 0; i < collisionList.size(); ++i) {
336 QGraphicsItem *item = collisionList.at(i);
337 if (item->type() == 70000)
341 QRectF other = ((QGraphicsRectItem *)item)->rect();
342 if (x < m_startPos) {
343 kDebug()<<"COLLISION, MOVING TO------";
344 m_startPos = ((ClipItem *)item)->endPos() + 1;
345 origX = m_startPos * scale;
348 kDebug()<<"COLLISION, MOVING TO+++";
349 m_startPos = ((ClipItem *)item)->startPos() - m_cropDuration;
350 origX = m_startPos * scale;
353 setRect(origX, origY, rect().width(), rect().height());
364 /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
365 for (int i = 0; i < childrenList.size(); ++i) {
366 childrenList.at(i)->moveBy(rect().x() - origX , offset);
370 void ClipItem::resizeStart(int posx, double scale)
372 int durationDiff = posx - m_startPos;
373 if (durationDiff == 0) return;
374 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
375 if (m_cropStart + durationDiff < 0) {
376 durationDiff = -m_cropStart;
378 else if (durationDiff >= m_cropDuration) {
379 durationDiff = m_cropDuration - 3;
381 m_startPos += durationDiff;
382 m_cropStart += durationDiff;
383 m_cropDuration -= durationDiff;
384 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
385 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
386 for (int i = 0; i < collisionList.size(); ++i) {
387 QGraphicsItem *item = collisionList.at(i);
388 if (item->type() == 70000)
390 int diff = ((ClipItem *)item)->endPos() + 1 - m_startPos;
391 setRect((m_startPos + diff) * scale, rect().y(), (m_cropDuration - diff) * scale, rect().height());
394 m_cropDuration -= diff;
398 if (m_thumbProd) startThumbTimer->start(100);
401 void ClipItem::resizeEnd(int posx, double scale)
403 int durationDiff = posx - endPos();
404 if (durationDiff == 0) return;
405 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
406 if (m_cropDuration + durationDiff <= 0) {
407 durationDiff = - (m_cropDuration - 3);
409 else if (m_cropDuration + durationDiff >= m_maxDuration) {
410 durationDiff = m_maxDuration - m_cropDuration;
412 m_cropDuration += durationDiff;
413 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
414 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
415 for (int i = 0; i < collisionList.size(); ++i) {
416 QGraphicsItem *item = collisionList.at(i);
417 if (item->type() == 70000)
419 int diff = ((ClipItem *)item)->startPos() - 1 - startPos();
420 m_cropDuration = diff;
421 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
425 if (m_thumbProd) endThumbTimer->start(100);
429 void ClipItem::mouseMoveEvent ( QGraphicsSceneMouseEvent * event )
433 int ClipItem::track()
438 void ClipItem::setTrack(int track)
446 void CustomTrackView::mousePressEvent ( QMouseEvent * event )
448 int pos = event->x();
449 if (event->modifiers() == Qt::ControlModifier)
450 setDragMode(QGraphicsView::ScrollHandDrag);
451 else if (event->modifiers() == Qt::ShiftModifier)
452 setDragMode(QGraphicsView::RubberBandDrag);
454 QGraphicsItem * item = itemAt(event->pos());
457 else emit cursorMoved((int) mapToScene(event->x(), 0).x());
460 QGraphicsView::mousePressEvent(event);
463 void CustomTrackView::mouseReleaseEvent ( QMouseEvent * event )
465 QGraphicsView::mouseReleaseEvent(event);
466 setDragMode(QGraphicsView::NoDrag);
470 #include "clipitem.moc"