1 /***************************************************************************
2 * Copyright (C) 2008 by Marco Gittler (g.marco@freenet.de) *
3 * Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
19 ***************************************************************************/
21 #include "abstractclipitem.h"
22 #include "customtrackscene.h"
23 #include "kdenlivesettings.h"
30 #include <QGraphicsSceneMouseEvent>
32 AbstractClipItem::AbstractClipItem(const ItemInfo info, const QRectF& rect, double fps) :
34 QGraphicsRectItem(rect),
37 m_selectedKeyframe(0),
40 #if QT_VERSION >= 0x040600
41 , m_closeAnimation(NULL)
44 setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
45 #if QT_VERSION >= 0x040600
46 setFlag(QGraphicsItem::ItemSendsGeometryChanges, true);
50 AbstractClipItem::~AbstractClipItem()
52 #if QT_VERSION >= 0x040600
53 if (m_closeAnimation) delete m_closeAnimation;
57 void AbstractClipItem::closeAnimation()
59 #if QT_VERSION >= 0x040600
60 if (m_closeAnimation) return;
61 m_closeAnimation = new QPropertyAnimation(this, "rect");
62 connect(m_closeAnimation, SIGNAL(finished()), this, SLOT(deleteLater()));
63 m_closeAnimation->setDuration(200);
66 r2.setLeft(r.left() + r.width() / 2);
67 r2.setTop(r.top() + r.height() / 2);
70 m_closeAnimation->setStartValue(r);
71 m_closeAnimation->setEndValue(r2);
72 m_closeAnimation->setEasingCurve(QEasingCurve::InQuad);
73 m_closeAnimation->start();
77 ItemInfo AbstractClipItem::info() const
79 ItemInfo info = m_info;
80 info.cropStart = cropStart();
81 info.endPos = endPos();
85 int AbstractClipItem::defaultZValue() const
90 GenTime AbstractClipItem::endPos() const
92 return m_info.startPos + m_info.cropDuration;
95 int AbstractClipItem::track() const
100 GenTime AbstractClipItem::cropStart() const
102 return m_info.cropStart;
105 GenTime AbstractClipItem::cropDuration() const
107 return m_info.cropDuration;
110 void AbstractClipItem::setCropStart(GenTime pos)
112 m_info.cropStart = pos;
115 void AbstractClipItem::updateItem()
117 m_info.track = (int)(scenePos().y() / KdenliveSettings::trackheight());
118 m_info.startPos = GenTime((int) scenePos().x(), m_fps);
121 void AbstractClipItem::updateRectGeometry()
123 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
126 void AbstractClipItem::resizeStart(int posx)
128 GenTime durationDiff = GenTime(posx, m_fps) - m_info.startPos;
129 if (durationDiff == GenTime()) return;
130 //kDebug() << "-- RESCALE DIFF=" << durationDiff.frames(25) << ", CLIP: " << startPos().frames(25) << "-" << endPos().frames(25);
132 if (type() == AVWIDGET && cropStart() + durationDiff < GenTime()) {
133 durationDiff = GenTime() - cropStart();
134 } else if (durationDiff >= cropDuration()) {
136 if (cropDuration() > GenTime(3, m_fps)) durationDiff = GenTime(3, m_fps);
139 //kDebug()<<"// DURATION DIFF: "<<durationDiff.frames(25)<<", POS: "<<pos().x();
140 m_info.startPos += durationDiff;
142 if (type() == AVWIDGET) {
143 m_info.cropStart += durationDiff;
145 m_info.cropDuration = m_info.cropDuration - durationDiff;
146 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
147 moveBy(durationDiff.frames(m_fps), 0);
148 //setPos(m_startPos.frames(m_fps), pos().y());
149 if ((int) scenePos().x() != posx) {
150 //kDebug()<<"////// WARNING, DIFF IN XPOS: "<<pos().x()<<" == "<<m_startPos.frames(m_fps);
151 GenTime diff = GenTime((int) pos().x() - posx, m_fps);
153 if (type() == AVWIDGET) {
154 m_info.cropStart += diff;
156 m_info.cropDuration = m_info.cropDuration - diff;
157 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
158 //kDebug()<<"// NEW START: "<<m_startPos.frames(25)<<", NW DUR: "<<m_cropDuration.frames(25);
162 //kDebug() << "-- NEW CLIP=" << startPos().frames(25) << "-" << endPos().frames(25);
163 //setRect((double) m_startPos.frames(m_fps) * scale, rect().y(), (double) m_cropDuration.frames(m_fps) * scale, rect().height());
165 /* if (durationDiff < GenTime()) {
166 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
167 for (int i = 0; i < collisionList.size(); ++i) {
168 QGraphicsItem *item = collisionList.at(i);
169 if (item->type() == type() && item->pos().x() < pos().x()) {
170 kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
171 GenTime diff = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps) - m_startPos;
172 setRect(0, 0, (m_cropDuration - diff).frames(m_fps) - 0.02, rect().height());
173 setPos((m_startPos + diff).frames(m_fps), pos().y());
175 if (type() == AVWIDGET) m_cropStart += diff;
176 m_cropDuration = m_cropDuration - diff;
183 void AbstractClipItem::resizeEnd(int posx)
185 GenTime durationDiff = GenTime(posx, m_fps) - endPos();
186 if (durationDiff == GenTime()) return;
187 if (cropDuration() + durationDiff <= GenTime()) {
188 durationDiff = GenTime() - (cropDuration() - GenTime(3, m_fps));
191 m_info.cropDuration += durationDiff;
193 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
194 if (durationDiff > GenTime()) {
195 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
196 for (int i = 0; i < collisionList.size(); ++i) {
197 QGraphicsItem *item = collisionList.at(i);
198 if (item->type() == type() && item->pos().x() > pos().x()) {
199 /*kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
200 kDebug() << "///////// CURRENT: " << startPos().frames(25) << "x" << endPos().frames(25) << ", RECT: " << rect() << "-" << pos();
201 kDebug() << "///////// COLLISION: " << ((AbstractClipItem *)item)->startPos().frames(25) << "x" << ((AbstractClipItem *)item)->endPos().frames(25) << ", RECT: " << ((AbstractClipItem *)item)->rect() << "-" << item->pos();*/
202 GenTime diff = ((AbstractClipItem *)item)->startPos() - GenTime(1, m_fps) - startPos();
203 m_info.cropDuration = diff;
204 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
211 GenTime AbstractClipItem::startPos() const
213 return m_info.startPos;
216 void AbstractClipItem::setTrack(int track)
218 m_info.track = track;
221 double AbstractClipItem::fps() const
226 void AbstractClipItem::updateFps(double fps)
229 setPos((qreal) startPos().frames(m_fps), pos().y());
230 updateRectGeometry();
233 GenTime AbstractClipItem::maxDuration() const
235 return m_maxDuration;
238 void AbstractClipItem::drawKeyFrames(QPainter *painter, QRectF /*exposedRect*/)
240 if (m_keyframes.count() < 2) return;
242 double maxw = br.width() / cropDuration().frames(m_fps);
243 double maxh = br.height() / 100.0 * m_keyframeFactor;
249 // draw line showing default value
250 bool active = isSelected() || (parentItem() && parentItem()->isSelected());
254 y1 = br.bottom() - m_keyframeDefault * maxh;
255 QLineF l(x1, y1, x2, y1);
256 QLineF l2 = painter->matrix().map(l);
257 painter->setPen(QColor(168, 168, 168, 180));
258 painter->drawLine(l2);
259 painter->setPen(QColor(108, 108, 108, 180));
260 painter->drawLine(l2.translated(0, 1));
261 painter->setPen(QColor(Qt::white));
265 QMap<int, int>::const_iterator i = m_keyframes.constBegin();
266 QColor color(Qt::blue);
267 x1 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
268 y1 = br.bottom() - i.value() * maxh;
270 while (i != m_keyframes.constEnd()) {
271 if (i.key() == m_selectedKeyframe) color = QColor(Qt::red);
272 else color = QColor(Qt::blue);
274 if (i == m_keyframes.constEnd()) break;
275 x2 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
276 y2 = br.bottom() - i.value() * maxh;
277 QLineF l(x1, y1, x2, y2);
278 l2 = painter->matrix().map(l);
279 painter->drawLine(l2);
281 const QRectF frame(l2.x1() - 3, l2.y1() - 3, 6, 6);
282 painter->fillRect(frame, color);
288 const QRectF frame(l2.x2() - 3, l2.y2() - 3, 6, 6);
289 painter->fillRect(frame, color);
293 int AbstractClipItem::mouseOverKeyFrames(QPointF pos, double maxOffset)
295 const QRectF br = sceneBoundingRect();
296 double maxw = br.width() / cropDuration().frames(m_fps);
297 double maxh = br.height() / 100.0 * m_keyframeFactor;
298 if (m_keyframes.count() > 1) {
299 QMap<int, int>::const_iterator i = m_keyframes.constBegin();
302 while (i != m_keyframes.constEnd()) {
303 x1 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
304 y1 = br.bottom() - i.value() * maxh;
305 if (qAbs(pos.x() - x1) < maxOffset && qAbs(pos.y() - y1) < 10) {
306 setToolTip('[' + QString::number((GenTime(i.key(), m_fps) - cropStart()).seconds(), 'f', 2) + i18n("seconds") + ", " + QString::number(i.value(), 'f', 1) + "%]");
308 } else if (x1 > pos.x()) break;
312 setToolTip(QString());
316 void AbstractClipItem::updateSelectedKeyFrame()
318 if (m_editedKeyframe == -1) return;
319 QRectF br = sceneBoundingRect();
320 double maxw = br.width() / cropDuration().frames(m_fps);
321 double maxh = br.height() / 100.0 * m_keyframeFactor;
322 update(br.x() + maxw *(m_selectedKeyframe - cropStart().frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
323 m_selectedKeyframe = m_editedKeyframe;
324 update(br.x() + maxw *(m_selectedKeyframe - cropStart().frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
327 int AbstractClipItem::selectedKeyFramePos() const
329 return m_editedKeyframe;
332 double AbstractClipItem::selectedKeyFrameValue() const
334 return m_keyframes[m_editedKeyframe];
337 void AbstractClipItem::updateKeyFramePos(const GenTime pos, const double value)
339 if (!m_keyframes.contains(m_selectedKeyframe)) return;
340 int newpos = (int) pos.frames(m_fps);
341 int start = cropStart().frames(m_fps);
342 int end = (cropStart() + cropDuration()).frames(m_fps) - 1;
343 newpos = qMax(newpos, start);
344 newpos = qMin(newpos, end);
345 if (value < -50 && m_selectedKeyframe != start && m_selectedKeyframe != end) {
346 // remove kexframe if it is dragged outside
347 m_keyframes.remove(m_selectedKeyframe);
348 m_selectedKeyframe = -1;
352 if (value > 150 && m_selectedKeyframe != start && m_selectedKeyframe != end) {
353 // remove kexframe if it is dragged outside
354 m_keyframes.remove(m_selectedKeyframe);
355 m_selectedKeyframe = -1;
359 double newval = qMax(value, 0.0);
360 newval = qMin(newval, 100.0);
361 newval = newval / m_keyframeFactor;
362 if (m_selectedKeyframe != newpos) m_keyframes.remove(m_selectedKeyframe);
363 m_keyframes[newpos] = (int) newval;
364 m_selectedKeyframe = newpos;
368 double AbstractClipItem::keyFrameFactor() const
370 return m_keyframeFactor;
373 void AbstractClipItem::addKeyFrame(const GenTime pos, const double value)
375 QRectF br = sceneBoundingRect();
376 double maxh = 100.0 / br.height() / m_keyframeFactor;
377 int newval = (br.bottom() - value) * maxh;
378 //kDebug() << "Rect: " << br << "/ SCENE: " << sceneBoundingRect() << ", VALUE: " << value << ", MAX: " << maxh << ", NEWVAL: " << newval;
379 int newpos = (int) pos.frames(m_fps) ;
380 m_keyframes[newpos] = newval;
381 m_selectedKeyframe = newpos;
385 bool AbstractClipItem::hasKeyFrames() const
387 return !m_keyframes.isEmpty();
390 /*QRect AbstractClipItem::visibleRect() {
392 if (scene()->views().size() > 0) {
393 rectInView = scene()->views()[0]->viewport()->rect();
394 rectInView.moveTo(scene()->views()[0]->horizontalScrollBar()->value(), scene()->views()[0]->verticalScrollBar()->value());
395 rectInView.adjust(-10, -10, 10, 10);//make view rect 10 pixel greater on each site, or repaint after scroll event
396 //kDebug() << scene()->views()[0]->viewport()->rect() << " " << scene()->views()[0]->horizontalScrollBar()->value();
401 CustomTrackScene* AbstractClipItem::projectScene()
403 if (scene()) return static_cast <CustomTrackScene*>(scene());
407 void AbstractClipItem::setItemLocked(bool locked)
411 setFlag(QGraphicsItem::ItemIsMovable, false);
412 setFlag(QGraphicsItem::ItemIsSelectable, false);
414 setFlag(QGraphicsItem::ItemIsMovable, true);
415 setFlag(QGraphicsItem::ItemIsSelectable, true);
419 bool AbstractClipItem::isItemLocked() const
421 return !(flags() & (QGraphicsItem::ItemIsSelectable));
425 void AbstractClipItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
427 if (event->modifiers() & Qt::ShiftModifier) {
428 // User want to do a rectangle selection, so ignore the event to pass it to the view
430 } else QGraphicsItem::mousePressEvent(event);