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)
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 //m_startPix.load("/home/one/Desktop/thumb.jpg");
82 if (startThumbTimer) delete startThumbTimer;
83 if (endThumbTimer) delete endThumbTimer;
84 if (m_thumbProd) delete m_thumbProd;
87 void ClipItem::slotFetchThumbs()
89 emit getThumb(m_cropStart, m_cropStart + m_cropDuration, 50 * KdenliveSettings::project_display_ratio(), 50);
92 void ClipItem::slotGetStartThumb()
94 emit getThumb(m_cropStart, -1, 50 * KdenliveSettings::project_display_ratio(), 50);
97 void ClipItem::slotGetEndThumb()
99 emit getThumb(-1, m_cropStart + m_cropDuration, 50 * KdenliveSettings::project_display_ratio(), 50);
102 void ClipItem::slotThumbReady(int frame, QPixmap pix)
104 if (frame == m_cropStart) m_startPix = pix;
109 int ClipItem::type () const
114 QDomElement ClipItem::xml() const
119 int ClipItem::clipType()
124 QString ClipItem::clipName()
129 int ClipItem::clipProducer()
134 int ClipItem::maxDuration()
136 return m_maxDuration;
139 int ClipItem::duration()
141 return m_cropDuration;
144 int ClipItem::startPos()
149 int ClipItem::endPos()
151 return m_startPos + m_cropDuration;
155 void ClipItem::paint(QPainter *painter,
156 const QStyleOptionGraphicsItem *option,
160 painter->setRenderHints(QPainter::Antialiasing);
161 QPainterPath roundRectPath;
162 double roundingY = 20;
163 double roundingX = 20;
165 painter->setClipRect(option->exposedRect);
166 if (roundingX > br.width() / 2) roundingX = br.width() / 2;
167 //kDebug()<<"-----PAINTING, SCAL: "<<scale<<", height: "<<br.height();
168 roundRectPath.moveTo(br.x() + br .width() - offset, br.y() + roundingY);
169 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y(), roundingX, roundingY, 0.0, 90.0);
170 roundRectPath.lineTo(br.x() + roundingX, br.y());
171 roundRectPath.arcTo(br.x() + offset, br.y(), roundingX, roundingY, 90.0, 90.0);
172 roundRectPath.lineTo(br.x() + offset, br.y() + br.height() - roundingY);
173 roundRectPath.arcTo(br.x() + offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 180.0, 90.0);
174 roundRectPath.lineTo(br.x() + br .width() - roundingX, br.y() + br.height() - offset);
175 roundRectPath.arcTo(br.x() + br .width() - roundingX - offset, br.y() + br.height() - roundingY - offset, roundingX, roundingY, 270.0, 90.0);
176 roundRectPath.closeSubpath();
177 painter->setClipPath(roundRectPath, Qt::IntersectClip);
178 //painter->fillPath(roundRectPath, brush()); //, QBrush(QColor(Qt::red)));
179 painter->fillRect(br, brush());
180 //painter->fillRect(QRectF(br.x() + br.width() - m_endPix.width(), br.y(), m_endPix.width(), br.height()), QBrush(QColor(Qt::black)));
181 if (!m_startPix.isNull()) {
182 painter->drawPixmap(QPointF(br.x() + br.width() - m_endPix.width(), br.y()), m_endPix);
183 QLineF l(br.x() + br.width() - m_endPix.width(), br.y(), br.x() + br.width() - m_endPix.width(), br.y() + br.height());
184 painter->drawLine(l);
186 painter->drawPixmap(QPointF(br.x(), br.y()), m_startPix);
187 QLineF l2(br.x() + m_startPix.width(), br.y(), br.x() + m_startPix.width(), br.y() + br.height());
188 painter->drawLine(l2);
190 painter->setClipRect(option->exposedRect);
191 QPen pen = painter->pen();
192 pen.setColor(Qt::red);
193 pen.setStyle(Qt::DashDotDotLine); //Qt::DotLine);
195 QRectF txtBounding = painter->boundingRect(br, Qt::AlignCenter, " " + m_clipName + " ");
196 painter->fillRect(txtBounding, QBrush(QColor(255,255,255,150)));
197 painter->drawText(txtBounding, Qt::AlignCenter, m_clipName);
199 if (isSelected()) painter->setPen(pen);
200 painter->drawPath(roundRectPath);
201 //painter->fillRect(QRect(br.x(), br.y(), roundingX, roundingY), QBrush(QColor(Qt::green)));
203 /*QRectF recta(rect().x(), rect().y(), scale,rect().height());
204 painter->drawRect(recta);
205 painter->drawLine(rect().x() + 1, rect().y(), rect().x() + 1, rect().y() + rect().height());
206 painter->drawLine(rect().x() + rect().width(), rect().y(), rect().x() + rect().width(), rect().y() + rect().height());
207 painter->setPen(QPen(Qt::black, 1.0));
208 painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
209 painter->drawLine(rect().x(), rect().y() + rect().height(), rect().x() + rect().width(), rect().y() + rect().height());*/
211 //QGraphicsRectItem::paint(painter, option, widget);
212 //QPen pen(Qt::green, 1.0 / size.x() + 0.5);
213 //painter->setPen(pen);
214 //painter->drawLine(rect().x(), rect().y(), rect().x() + rect().width(), rect().y());
215 //kDebug()<<"ITEM REPAINT RECT: "<<boundingRect().width();
216 //painter->drawText(rect(), Qt::AlignCenter, m_name);
217 // painter->drawRect(boundingRect());
218 //painter->drawRoundRect(-10, -10, 20, 20);
222 OPERATIONTYPE ClipItem::operationMode(QPointF pos)
224 if (abs(pos.x() - rect().x()) < 6) {
225 if (abs(pos.y() - rect().y()) < 6) return FADEIN;
228 else if (abs(pos.x() - (rect().x() + rect().width())) < 6) {
229 if (abs(pos.y() - rect().y()) < 6) return FADEOUT;
237 void ClipItem::mousePressEvent ( QGraphicsSceneMouseEvent * event )
239 m_resizeMode = operationMode(event->pos());
240 if (m_resizeMode == MOVE) {
241 m_maxTrack = scene()->sceneRect().height();
242 m_grabPoint = (int) (event->pos().x() - rect().x());
244 QGraphicsRectItem::mousePressEvent(event);
248 void ClipItem::mouseReleaseEvent ( QGraphicsSceneMouseEvent * event )
251 QGraphicsRectItem::mouseReleaseEvent(event);
254 void ClipItem::moveTo(int x, double scale, double offset, int newTrack)
256 double origX = rect().x();
257 double origY = rect().y();
259 setRect(x * scale, origY + offset, rect().width(), rect().height());
260 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
261 if (collisionList.size() == 0) m_track = newTrack;
262 for (int i = 0; i < collisionList.size(); ++i) {
263 QGraphicsItem *item = collisionList.at(i);
264 if (item->type() == 70000)
268 QRectF other = ((QGraphicsRectItem *)item)->rect();
269 if (x < m_startPos) {
270 kDebug()<<"COLLISION, MOVING TO------";
271 m_startPos = ((ClipItem *)item)->endPos() + 1;
272 origX = m_startPos * scale;
275 kDebug()<<"COLLISION, MOVING TO+++";
276 m_startPos = ((ClipItem *)item)->startPos() - m_cropDuration;
277 origX = m_startPos * scale;
280 setRect(origX, origY, rect().width(), rect().height());
291 /* QList <QGraphicsItem *> childrenList = QGraphicsItem::children();
292 for (int i = 0; i < childrenList.size(); ++i) {
293 childrenList.at(i)->moveBy(rect().x() - origX , offset);
297 void ClipItem::resizeStart(int posx, double scale)
299 int durationDiff = posx - m_startPos;
300 if (durationDiff == 0) return;
301 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
302 if (m_cropStart + durationDiff < 0) {
303 durationDiff = -m_cropStart;
305 else if (durationDiff >= m_cropDuration) {
306 durationDiff = m_cropDuration - 3;
308 m_startPos += durationDiff;
309 m_cropStart += durationDiff;
310 m_cropDuration -= durationDiff;
311 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
312 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
313 for (int i = 0; i < collisionList.size(); ++i) {
314 QGraphicsItem *item = collisionList.at(i);
315 if (item->type() == 70000)
317 int diff = ((ClipItem *)item)->endPos() + 1 - m_startPos;
318 setRect((m_startPos + diff) * scale, rect().y(), (m_cropDuration - diff) * scale, rect().height());
321 m_cropDuration -= diff;
325 if (m_thumbProd) startThumbTimer->start(100);
328 void ClipItem::resizeEnd(int posx, double scale)
330 int durationDiff = posx - endPos();
331 if (durationDiff == 0) return;
332 kDebug()<<"-- RESCALE: CROP="<<m_cropStart<<", DIFF = "<<durationDiff;
333 if (m_cropDuration + durationDiff <= 0) {
334 durationDiff = - (m_cropDuration - 3);
336 else if (m_cropDuration + durationDiff >= m_maxDuration) {
337 durationDiff = m_maxDuration - m_cropDuration;
339 m_cropDuration += durationDiff;
340 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
341 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
342 for (int i = 0; i < collisionList.size(); ++i) {
343 QGraphicsItem *item = collisionList.at(i);
344 if (item->type() == 70000)
346 int diff = ((ClipItem *)item)->startPos() - 1 - startPos();
347 m_cropDuration = diff;
348 setRect(m_startPos * scale, rect().y(), m_cropDuration * scale, rect().height());
352 if (m_thumbProd) endThumbTimer->start(100);
356 void ClipItem::mouseMoveEvent ( QGraphicsSceneMouseEvent * event )
360 int ClipItem::track()
365 void ClipItem::setTrack(int track)
373 void CustomTrackView::mousePressEvent ( QMouseEvent * event )
375 int pos = event->x();
376 if (event->modifiers() == Qt::ControlModifier)
377 setDragMode(QGraphicsView::ScrollHandDrag);
378 else if (event->modifiers() == Qt::ShiftModifier)
379 setDragMode(QGraphicsView::RubberBandDrag);
381 QGraphicsItem * item = itemAt(event->pos());
384 else emit cursorMoved((int) mapToScene(event->x(), 0).x());
387 QGraphicsView::mousePressEvent(event);
390 void CustomTrackView::mouseReleaseEvent ( QMouseEvent * event )
392 QGraphicsView::mouseReleaseEvent(event);
393 setDragMode(QGraphicsView::NoDrag);
397 #include "clipitem.moc"