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);
47 setFlag(QGraphicsItem::ItemUsesExtendedStyleOption, true);
51 AbstractClipItem::~AbstractClipItem()
53 #if QT_VERSION >= 0x040600
54 if (m_closeAnimation) delete m_closeAnimation;
58 void AbstractClipItem::closeAnimation()
60 #if QT_VERSION >= 0x040600
61 if (m_closeAnimation) return;
63 m_closeAnimation = new QPropertyAnimation(this, "rect");
64 connect(m_closeAnimation, SIGNAL(finished()), this, SLOT(deleteLater()));
65 m_closeAnimation->setDuration(200);
68 r2.setLeft(r.left() + r.width() / 2);
69 r2.setTop(r.top() + r.height() / 2);
72 m_closeAnimation->setStartValue(r);
73 m_closeAnimation->setEndValue(r2);
74 m_closeAnimation->setEasingCurve(QEasingCurve::InQuad);
75 m_closeAnimation->start();
79 ItemInfo AbstractClipItem::info() const
81 ItemInfo info = m_info;
82 info.cropStart = cropStart();
83 info.endPos = endPos();
87 int AbstractClipItem::defaultZValue() const
92 GenTime AbstractClipItem::endPos() const
94 return m_info.startPos + m_info.cropDuration;
97 int AbstractClipItem::track() const
102 GenTime AbstractClipItem::cropStart() const
104 return m_info.cropStart;
107 GenTime AbstractClipItem::cropDuration() const
109 return m_info.cropDuration;
112 void AbstractClipItem::setCropStart(GenTime pos)
114 m_info.cropStart = pos;
117 void AbstractClipItem::updateItem()
119 m_info.track = (int)(scenePos().y() / KdenliveSettings::trackheight());
120 m_info.startPos = GenTime((int) scenePos().x(), m_fps);
123 void AbstractClipItem::updateRectGeometry()
125 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
128 void AbstractClipItem::resizeStart(int posx, bool hasSizeLimit)
130 GenTime durationDiff = GenTime(posx, m_fps) - m_info.startPos;
131 if (durationDiff == GenTime()) return;
132 //kDebug() << "-- RESCALE DIFF=" << durationDiff.frames(25) << ", CLIP: " << startPos().frames(25) << "-" << endPos().frames(25);
134 if (type() == AVWIDGET && hasSizeLimit && (cropStart() + durationDiff < GenTime())) {
135 durationDiff = GenTime() - cropStart();
136 } else if (durationDiff >= cropDuration()) {
138 /*if (cropDuration() > GenTime(3, m_fps)) durationDiff = GenTime(3, m_fps);
141 m_info.startPos += durationDiff;
143 // set to true if crop from start is negative (possible for color clips, images as they have no size limit)
144 bool negCropStart = false;
145 if (type() == AVWIDGET) {
146 m_info.cropStart += durationDiff;
147 if (m_info.cropStart < GenTime())
151 m_info.cropDuration -= durationDiff;
152 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
153 moveBy(durationDiff.frames(m_fps), 0);
155 if (m_info.startPos != GenTime(posx, m_fps)) {
156 //kDebug() << "////// WARNING, DIFF IN XPOS: " << pos().x() << " == " << m_info.startPos.frames(m_fps);
157 GenTime diff = m_info.startPos - GenTime(posx, m_fps);
159 if (type() == AVWIDGET)
160 m_info.cropStart += diff;
162 m_info.cropDuration -= diff;
163 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
164 //kDebug()<<"// NEW START: "<<m_startPos.frames(25)<<", NW DUR: "<<m_cropDuration.frames(25);
167 // set crop from start to 0 (isn't relevant as this only happens for color clips, images)
169 m_info.cropStart = GenTime();
171 //kDebug() << "-- NEW CLIP=" << startPos().frames(25) << "-" << endPos().frames(25);
172 //setRect((double) m_startPos.frames(m_fps) * scale, rect().y(), (double) m_cropDuration.frames(m_fps) * scale, rect().height());
174 /* if (durationDiff < GenTime()) {
175 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
176 for (int i = 0; i < collisionList.size(); ++i) {
177 QGraphicsItem *item = collisionList.at(i);
178 if (item->type() == type() && item->pos().x() < pos().x()) {
179 kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
180 GenTime diff = ((AbstractClipItem *)item)->endPos() + GenTime(1, m_fps) - m_startPos;
181 setRect(0, 0, (m_cropDuration - diff).frames(m_fps) - 0.02, rect().height());
182 setPos((m_startPos + diff).frames(m_fps), pos().y());
184 if (type() == AVWIDGET) m_cropStart += diff;
185 m_cropDuration = m_cropDuration - diff;
192 void AbstractClipItem::resizeEnd(int posx)
194 GenTime durationDiff = GenTime(posx, m_fps) - endPos();
195 if (durationDiff == GenTime()) return;
196 if (cropDuration() + durationDiff <= GenTime()) {
197 durationDiff = GenTime() - (cropDuration() - GenTime(3, m_fps));
200 m_info.cropDuration += durationDiff;
201 m_info.endPos += durationDiff;
203 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
204 if (durationDiff > GenTime()) {
205 QList <QGraphicsItem *> collisionList = collidingItems(Qt::IntersectsItemBoundingRect);
206 for (int i = 0; i < collisionList.size(); ++i) {
207 if (!collisionList.at(i)->isEnabled()) continue;
208 QGraphicsItem *item = collisionList.at(i);
209 if (item->type() == type() && item->pos().x() > pos().x()) {
210 kDebug() << "///////// COLLISION DETECTED!!!!!!!!!";
211 kDebug() << "///////// CURRENT: " << startPos().frames(25) << "x" << endPos().frames(25) << ", RECT: " << rect() << "-" << pos();
212 kDebug() << "///////// COLLISION: " << ((AbstractClipItem *)item)->startPos().frames(25) << "x" << ((AbstractClipItem *)item)->endPos().frames(25) << ", RECT: " << ((AbstractClipItem *)item)->rect() << "-" << item->pos();
213 GenTime diff = ((AbstractClipItem *)item)->startPos() - startPos();
214 m_info.cropDuration = diff;
215 setRect(0, 0, cropDuration().frames(m_fps) - 0.02, rect().height());
222 GenTime AbstractClipItem::startPos() const
224 return m_info.startPos;
227 void AbstractClipItem::setTrack(int track)
229 m_info.track = track;
232 double AbstractClipItem::fps() const
237 void AbstractClipItem::updateFps(double fps)
240 setPos((qreal) startPos().frames(m_fps), pos().y());
241 updateRectGeometry();
244 GenTime AbstractClipItem::maxDuration() const
246 return m_maxDuration;
249 void AbstractClipItem::drawKeyFrames(QPainter *painter, QRectF /*exposedRect*/)
251 if (m_keyframes.count() < 1)
254 double maxw = br.width() / cropDuration().frames(m_fps);
255 double maxh = br.height() / 100.0 * m_keyframeFactor;
261 // draw line showing default value
262 bool active = isSelected() || (parentItem() && parentItem()->isSelected());
266 y1 = br.bottom() - m_keyframeDefault * maxh;
267 QLineF l(x1, y1, x2, y1);
268 QLineF l2 = painter->matrix().map(l);
269 painter->setPen(QColor(168, 168, 168, 180));
270 painter->drawLine(l2);
271 painter->setPen(QColor(108, 108, 108, 180));
272 painter->drawLine(l2.translated(0, 1));
273 painter->setPen(QColor(Qt::white));
277 QMap<int, int>::const_iterator i = m_keyframes.constBegin();
278 QColor color(Qt::blue);
279 x1 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
280 y1 = br.bottom() - i.value() * maxh;
282 while (i != m_keyframes.constEnd()) {
283 if (i.key() == m_editedKeyframe)
284 color = QColor(Qt::red);
286 color = QColor(Qt::blue);
288 if (i == m_keyframes.constEnd() && m_keyframes.count() != 1)
291 if (m_keyframes.count() == 1) {
295 x2 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
296 y2 = br.bottom() - i.value() * maxh;
298 QLineF l(x1, y1, x2, y2);
299 l2 = painter->matrix().map(l);
300 painter->drawLine(l2);
302 const QRectF frame(l2.x1() - 3, l2.y1() - 3, 6, 6);
303 painter->fillRect(frame, color);
309 const QRectF frame(l2.x2() - 3, l2.y2() - 3, 6, 6);
310 painter->fillRect(frame, color);
314 int AbstractClipItem::mouseOverKeyFrames(QPointF pos, double maxOffset)
316 const QRectF br = sceneBoundingRect();
317 double maxw = br.width() / cropDuration().frames(m_fps);
318 double maxh = br.height() / 100.0 * m_keyframeFactor;
319 if (m_keyframes.count() > 0) {
320 QMap<int, int>::const_iterator i = m_keyframes.constBegin();
323 while (i != m_keyframes.constEnd()) {
324 x1 = br.x() + maxw * (i.key() - cropStart().frames(m_fps));
325 y1 = br.bottom() - i.value() * maxh;
326 if (qAbs(pos.x() - x1) < maxOffset && qAbs(pos.y() - y1) < 10) {
327 setToolTip('[' + QString::number((GenTime(i.key(), m_fps) - cropStart()).seconds(), 'f', 2) + i18n("seconds") + ", " + QString::number(i.value(), 'f', 1) + "%]");
329 } else if (x1 > pos.x()) {
335 setToolTip(QString());
339 void AbstractClipItem::updateSelectedKeyFrame()
341 if (m_editedKeyframe == -1)
343 QRectF br = sceneBoundingRect();
344 double maxw = br.width() / cropDuration().frames(m_fps);
345 double maxh = br.height() / 100.0 * m_keyframeFactor;
346 update(br.x() + maxw *(m_selectedKeyframe - cropStart().frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
347 m_selectedKeyframe = m_editedKeyframe;
348 update(br.x() + maxw *(m_selectedKeyframe - cropStart().frames(m_fps)) - 3, br.bottom() - m_keyframes[m_selectedKeyframe] * maxh - 3, 12, 12);
351 int AbstractClipItem::editedKeyFramePos() const
353 return m_editedKeyframe;
356 double AbstractClipItem::editedKeyFrameValue() const
358 return m_keyframes.value(m_editedKeyframe);
361 int AbstractClipItem::selectedKeyFramePos() const
363 return m_selectedKeyframe;
366 double AbstractClipItem::selectedKeyFrameValue() const
368 return m_keyframes.value(m_selectedKeyframe);
371 void AbstractClipItem::updateKeyFramePos(const GenTime pos, const double value)
373 if (!m_keyframes.contains(m_editedKeyframe))
375 int newpos = (int) pos.frames(m_fps);
376 int min = (int) cropStart().frames(m_fps) - 1;
377 int max = (int)(cropStart() + cropDuration()).frames(m_fps);
378 QMap<int, int>::const_iterator i = m_keyframes.constBegin();
379 while (i.key() < m_editedKeyframe) {
380 min = qMax(i.key(), min);
383 i = m_keyframes.constEnd() - 1;
384 while (i.key() > m_editedKeyframe) {
385 max = qMin(i.key(), max);
393 double newval = qMax(value, 0.0);
394 newval = qMin(newval, 100.0);
395 newval = newval / m_keyframeFactor;
396 if (m_editedKeyframe != newpos)
397 m_keyframes.remove(m_editedKeyframe);
398 m_keyframes[newpos] = (int) newval;
399 m_editedKeyframe = newpos;
403 double AbstractClipItem::keyFrameFactor() const
405 return m_keyframeFactor;
408 int AbstractClipItem::addKeyFrame(const GenTime pos, const double value)
410 QRectF br = sceneBoundingRect();
411 double maxh = 100.0 / br.height() / m_keyframeFactor;
412 int newval = (br.bottom() - value) * maxh;
413 //kDebug() << "Rect: " << br << "/ SCENE: " << sceneBoundingRect() << ", VALUE: " << value << ", MAX: " << maxh << ", NEWVAL: " << newval;
414 int newpos = (int) pos.frames(m_fps) ;
415 m_keyframes[newpos] = newval;
416 m_selectedKeyframe = newpos;
421 bool AbstractClipItem::hasKeyFrames() const
423 return !m_keyframes.isEmpty();
426 /*QRect AbstractClipItem::visibleRect() {
428 if (scene()->views().size() > 0) {
429 rectInView = scene()->views()[0]->viewport()->rect();
430 rectInView.moveTo(scene()->views()[0]->horizontalScrollBar()->value(), scene()->views()[0]->verticalScrollBar()->value());
431 rectInView.adjust(-10, -10, 10, 10);//make view rect 10 pixel greater on each site, or repaint after scroll event
432 //kDebug() << scene()->views()[0]->viewport()->rect() << " " << scene()->views()[0]->horizontalScrollBar()->value();
437 CustomTrackScene* AbstractClipItem::projectScene()
440 return static_cast <CustomTrackScene*>(scene());
444 void AbstractClipItem::setItemLocked(bool locked)
449 setFlag(QGraphicsItem::ItemIsMovable, !locked);
450 setFlag(QGraphicsItem::ItemIsSelectable, !locked);
453 bool AbstractClipItem::isItemLocked() const
455 return !(flags() & (QGraphicsItem::ItemIsSelectable));
459 void AbstractClipItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
461 if (event->modifiers() & Qt::ShiftModifier) {
462 // User want to do a rectangle selection, so ignore the event to pass it to the view
465 QGraphicsItem::mousePressEvent(event);