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 ***************************************************************************/
20 #include <QMouseEvent>
21 #include <QStylePainter>
22 #include <QGraphicsItem>
23 #include <QDomDocument>
31 #include "customtrackview.h"
33 #include "definitions.h"
34 #include "moveclipcommand.h"
35 #include "resizeclipcommand.h"
36 #include "addtimelineclipcommand.h"
37 #include "addeffectcommand.h"
38 #include "editeffectcommand.h"
39 #include "kdenlivesettings.h"
40 #include "transition.h"
42 CustomTrackView::CustomTrackView(KdenliveDoc *doc, QGraphicsScene * projectscene, QWidget *parent)
43 : QGraphicsView(projectscene, parent), m_tracksCount(0), m_cursorPos(0), m_dropItem(NULL), m_cursorLine(NULL), m_operationMode(NONE), m_startPos(QPointF()), m_dragItem(NULL), m_visualTip(NULL), m_moveOpMode(NONE), m_animation(NULL), m_projectDuration(0), m_scale(1.0), m_clickPoint(0), m_document(doc), m_autoScroll(KdenliveSettings::autoscroll()) {
44 if (doc) m_commandStack = doc->commandStack();
45 else m_commandStack == NULL;
46 setMouseTracking(true);
48 m_animationTimer = new QTimeLine(800);
49 m_animationTimer->setFrameRange(0, 5);
50 m_animationTimer->setUpdateInterval(100);
51 m_animationTimer->setLoopCount(0);
52 m_tipColor = QColor(0, 192, 0, 200);
53 QColor border = QColor(255, 255, 255, 100);
54 m_tipPen.setColor(border);
57 setContentsMargins(0, 0, 0, 0);
59 m_cursorLine = projectscene->addLine(0, 0, 0, 50);
60 m_cursorLine->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIgnoresTransformations);
61 m_cursorLine->setZValue(1000);
65 void CustomTrackView::checkAutoScroll() {
66 m_autoScroll = KdenliveSettings::autoscroll();
70 void CustomTrackView::resizeEvent(QResizeEvent * event) {
71 QGraphicsView::resizeEvent(event);
75 void CustomTrackView::wheelEvent(QWheelEvent * e) {
76 if (e->modifiers() == Qt::ControlModifier) {
77 if (e->delta() > 0) emit zoomIn();
80 if (e->delta() > 0) horizontalScrollBar()->setValue(horizontalScrollBar()->value() + horizontalScrollBar()->singleStep());
81 else horizontalScrollBar()->setValue(horizontalScrollBar()->value() - horizontalScrollBar()->singleStep());
87 void CustomTrackView::mouseMoveEvent(QMouseEvent * event) {
89 emit mousePosition(mapToScene(event->pos()).x() / m_scale);
90 /*if (event->modifiers() == Qt::ControlModifier)
91 setDragMode(QGraphicsView::ScrollHandDrag);
92 else if (event->modifiers() == Qt::ShiftModifier)
93 setDragMode(QGraphicsView::RubberBandDrag);
97 if (m_dragItem) { //event->button() == Qt::LeftButton) {
98 // a button was pressed, delete visual tips
99 if (m_operationMode == MOVE) {
100 double snappedPos = getSnapPointForPos(mapToScene(event->pos()).x() - m_clickPoint);
101 kDebug() << "/////// MOVE CLIP, EVENT Y: ";//<<event->scenePos().y()<<", SCENE HEIGHT: "<<scene()->sceneRect().height();
102 int moveTrack = (int) mapToScene(event->pos()).y() / 50;
103 int currentTrack = m_dragItem->track();
105 if (moveTrack > m_tracksCount - 1) moveTrack = m_tracksCount - 1;
106 else if (moveTrack < 0) moveTrack = 0;
108 int offset = moveTrack - currentTrack;
109 if (offset != 0) offset = 50 * offset;
110 m_dragItem->moveTo(snappedPos / m_scale, m_scale, offset, moveTrack);
111 } else if (m_operationMode == RESIZESTART) {
112 double snappedPos = getSnapPointForPos(mapToScene(event->pos()).x());
113 m_dragItem->resizeStart(snappedPos / m_scale, m_scale);
114 } else if (m_operationMode == RESIZEEND) {
115 double snappedPos = getSnapPointForPos(mapToScene(event->pos()).x());
116 m_dragItem->resizeEnd(snappedPos / m_scale, m_scale);
117 } else if (m_operationMode == FADEIN) {
118 int pos = mapToScene(event->pos()).x() / m_scale;
119 m_dragItem->setFadeIn(pos - m_dragItem->startPos().frames(m_document->fps()), m_scale);
120 } else if (m_operationMode == FADEOUT) {
121 int pos = mapToScene(event->pos()).x() / m_scale;
122 m_dragItem->setFadeOut(m_dragItem->endPos().frames(m_document->fps()) - pos, m_scale);
125 if (m_animation) delete m_animation;
127 if (m_visualTip) delete m_visualTip;
129 QGraphicsView::mouseMoveEvent(event);
133 QList<QGraphicsItem *> itemList = items(event->pos());
135 QGraphicsRectItem *item = NULL;
136 for (int i = 0; i < itemList.count(); i++) {
137 if (itemList.at(i)->type() == 70000 || itemList.at(i)->type() == 70001) {
138 item = (QGraphicsRectItem*) itemList.at(i);
142 if (item && event->buttons() == Qt::NoButton) {
143 AbstractClipItem *clip = (AbstractClipItem*) item;
144 OPERATIONTYPE opMode = opMode = clip->operationMode(mapToScene(event->pos()), m_scale);
147 if (opMode == m_moveOpMode) {
148 QGraphicsView::mouseMoveEvent(event);
152 if (m_animation) delete m_animation;
154 m_animationTimer->stop();
159 m_moveOpMode = opMode;
160 if (opMode == MOVE) {
161 setCursor(Qt::OpenHandCursor);
162 } else if (opMode == RESIZESTART) {
163 setCursor(KCursor("left_side", Qt::SizeHorCursor));
164 kDebug() << "******** RESIZE CLIP START; WIDTH: " << size;
165 if (m_visualTip == NULL) {
167 polygon << QPoint(clip->rect().x(), clip->rect().y() + clip->rect().height() / 2 - size * 2);
168 polygon << QPoint(clip->rect().x() + size * 2, clip->rect().y() + clip->rect().height() / 2);
169 polygon << QPoint(clip->rect().x(), clip->rect().y() + clip->rect().height() / 2 + size * 2);
170 polygon << QPoint(clip->rect().x(), clip->rect().y() + clip->rect().height() / 2 - size * 2);
172 m_visualTip = new QGraphicsPolygonItem(polygon);
173 ((QGraphicsPolygonItem*) m_visualTip)->setBrush(m_tipColor);
174 ((QGraphicsPolygonItem*) m_visualTip)->setPen(m_tipPen);
175 m_visualTip->setZValue(100);
176 m_animation = new QGraphicsItemAnimation;
177 m_animation->setItem(m_visualTip);
178 m_animation->setTimeLine(m_animationTimer);
179 m_visualTip->setPos(0, 0);
181 m_animation->setScaleAt(.5, scale, 1);
182 m_animation->setPosAt(.5, QPointF(clip->rect().x() - clip->rect().x() * scale, 0));
184 m_animation->setScaleAt(1, scale, 1);
185 m_animation->setPosAt(1, QPointF(clip->rect().x() - clip->rect().x() * scale, 0));
186 scene()->addItem(m_visualTip);
187 m_animationTimer->start();
189 } else if (opMode == RESIZEEND) {
190 setCursor(KCursor("right_side", Qt::SizeHorCursor));
191 if (m_visualTip == NULL) {
193 polygon << QPoint(clip->rect().x() + clip->rect().width(), clip->rect().y() + clip->rect().height() / 2 - size * 2);
194 polygon << QPoint(clip->rect().x() + clip->rect().width() - size * 2, clip->rect().y() + clip->rect().height() / 2);
195 polygon << QPoint(clip->rect().x() + clip->rect().width(), clip->rect().y() + clip->rect().height() / 2 + size * 2);
196 polygon << QPoint(clip->rect().x() + clip->rect().width(), clip->rect().y() + clip->rect().height() / 2 - size * 2);
198 m_visualTip = new QGraphicsPolygonItem(polygon);
199 ((QGraphicsPolygonItem*) m_visualTip)->setBrush(m_tipColor);
200 ((QGraphicsPolygonItem*) m_visualTip)->setPen(m_tipPen);
202 m_visualTip->setZValue(100);
203 m_animation = new QGraphicsItemAnimation;
204 m_animation->setItem(m_visualTip);
205 m_animation->setTimeLine(m_animationTimer);
206 m_visualTip->setPos(0, 0);
208 m_animation->setScaleAt(.5, scale, 1);
209 m_animation->setPosAt(.5, QPointF(clip->rect().x() - clip->rect().x() * scale - clip->rect().width(), 0));
211 m_animation->setScaleAt(1, scale, 1);
212 m_animation->setPosAt(1, QPointF(clip->rect().x() - clip->rect().x() * scale, 0));
213 scene()->addItem(m_visualTip);
214 m_animationTimer->start();
216 } else if (opMode == FADEIN) {
217 if (m_visualTip == NULL) {
218 m_visualTip = new QGraphicsEllipseItem(clip->rect().x() + clip->fadeIn() * m_scale - size, clip->rect().y() - 8, size * 2, 16);
219 ((QGraphicsEllipseItem*) m_visualTip)->setBrush(m_tipColor);
220 ((QGraphicsEllipseItem*) m_visualTip)->setPen(m_tipPen);
221 m_visualTip->setZValue(100);
222 m_animation = new QGraphicsItemAnimation;
223 m_animation->setItem(m_visualTip);
224 m_animation->setTimeLine(m_animationTimer);
225 m_visualTip->setPos(0, 0);
227 m_animation->setScaleAt(.5, scale, scale);
228 m_animation->setPosAt(.5, QPointF(clip->rect().x() - clip->rect().x() * scale - clip->fadeIn() * m_scale, clip->rect().y() - clip->rect().y() * scale));
230 m_animation->setScaleAt(1, scale, scale);
231 m_animation->setPosAt(1, QPointF(clip->rect().x() - clip->rect().x() * scale, clip->rect().y() - clip->rect().y() * scale));
232 scene()->addItem(m_visualTip);
233 m_animationTimer->start();
235 setCursor(Qt::PointingHandCursor);
236 } else if (opMode == FADEOUT) {
237 if (m_visualTip == NULL) {
238 m_visualTip = new QGraphicsEllipseItem(clip->rect().x() + clip->rect().width() - clip->fadeOut() * m_scale - size, clip->rect().y() - 8, size*2, 16);
239 ((QGraphicsEllipseItem*) m_visualTip)->setBrush(m_tipColor);
240 ((QGraphicsEllipseItem*) m_visualTip)->setPen(m_tipPen);
241 m_visualTip->setZValue(100);
242 m_animation = new QGraphicsItemAnimation;
243 m_animation->setItem(m_visualTip);
244 m_animation->setTimeLine(m_animationTimer);
245 m_visualTip->setPos(0, 0);
247 m_animation->setScaleAt(.5, scale, scale);
248 m_animation->setPosAt(.5, QPointF(clip->rect().x() - clip->rect().x() * scale - clip->rect().width() + clip->fadeOut() * m_scale, clip->rect().y() - clip->rect().y() * scale));
250 m_animation->setScaleAt(1, scale, scale);
251 m_animation->setPosAt(1, QPointF(clip->rect().x() - clip->rect().x() * scale, clip->rect().y() - clip->rect().y() * scale));
252 scene()->addItem(m_visualTip);
253 m_animationTimer->start();
255 setCursor(Qt::PointingHandCursor);
256 } else if (opMode == TRANSITIONSTART) {
257 if (m_visualTip == NULL) {
258 m_visualTip = new QGraphicsEllipseItem(-5, -5 , 10, 10);
259 ((QGraphicsEllipseItem*) m_visualTip)->setBrush(m_tipColor);
260 ((QGraphicsEllipseItem*) m_visualTip)->setPen(m_tipPen);
261 m_visualTip->setZValue(100);
262 m_animation = new QGraphicsItemAnimation;
263 m_animation->setItem(m_visualTip);
264 m_animation->setTimeLine(m_animationTimer);
265 m_visualTip->setPos(clip->rect().x() + 15, clip->rect().y() + clip->rect().height() / 2);
267 m_animation->setScaleAt(.5, scale, scale);
269 m_animation->setScaleAt(1, scale, scale);
270 scene()->addItem(m_visualTip);
271 m_animationTimer->start();
273 setCursor(Qt::PointingHandCursor);
274 } else if (opMode == TRANSITIONEND) {
275 if (m_visualTip == NULL) {
276 m_visualTip = new QGraphicsEllipseItem(-5, -5 , 10, 10);
277 ((QGraphicsEllipseItem*) m_visualTip)->setBrush(m_tipColor);
278 ((QGraphicsEllipseItem*) m_visualTip)->setPen(m_tipPen);
279 m_visualTip->setZValue(100);
280 m_animation = new QGraphicsItemAnimation;
281 m_animation->setItem(m_visualTip);
282 m_animation->setTimeLine(m_animationTimer);
283 m_visualTip->setPos(clip->rect().x() + clip->rect().width() - 15 , clip->rect().y() + clip->rect().height() / 2);
285 m_animation->setScaleAt(.5, scale, scale);
287 m_animation->setScaleAt(1, scale, scale);
288 scene()->addItem(m_visualTip);
289 m_animationTimer->start();
291 setCursor(Qt::PointingHandCursor);
295 if (event->buttons() != Qt::NoButton && event->modifiers() == Qt::NoModifier) {
296 setCursorPos((int) mapToScene(event->pos().x(), 0).x() / m_scale);
299 if (m_animation) delete m_animation;
300 m_animationTimer->stop();
306 setCursor(Qt::ArrowCursor);
309 QGraphicsView::mouseMoveEvent(event);
313 void CustomTrackView::mousePressEvent(QMouseEvent * event) {
314 int pos = event->x();
315 if (event->modifiers() == Qt::ControlModifier) {
316 setDragMode(QGraphicsView::ScrollHandDrag);
317 QGraphicsView::mousePressEvent(event);
319 } else if (event->modifiers() == Qt::ShiftModifier) {
320 setDragMode(QGraphicsView::RubberBandDrag);
321 QGraphicsView::mousePressEvent(event);
324 bool collision = false;
325 QList<QGraphicsItem *> collisionList = items(event->pos());
326 for (int i = 0; i < collisionList.size(); ++i) {
327 QGraphicsItem *item = collisionList.at(i);
328 if (item->type() == 70000 || item->type() == 70001) {
330 if (!item->isSelected()) {
331 QList<QGraphicsItem *> itemList = items();
332 for (int i = 0; i < itemList.count(); i++)
333 itemList.at(i)->setSelected(false);
334 item->setSelected(true);
338 m_dragItem = (AbstractClipItem *) item;
339 if (item->type() == 70000) {
340 emit clipItemSelected((ClipItem*) m_dragItem);
342 m_clickPoint = mapToScene(event->pos()).x() - m_dragItem->startPos().frames(m_document->fps()) * m_scale;
343 m_operationMode = m_dragItem->operationMode(item->mapFromScene(mapToScene(event->pos())), m_scale);
344 if (m_operationMode == MOVE) setCursor(Qt::ClosedHandCursor);
345 if (m_operationMode == MOVE || m_operationMode == RESIZESTART)
346 m_startPos = QPointF(m_dragItem->startPos().frames(m_document->fps()), m_dragItem->track());
347 else if (m_operationMode == RESIZEEND)
348 m_startPos = QPointF(m_dragItem->endPos().frames(m_document->fps()), m_dragItem->track());
349 else if (m_operationMode == TRANSITIONSTART) {
350 Transition *tr = new Transition(QRect(10 , 10, 20, 20), (ClipItem*)m_dragItem, LUMA_TRANSITION, m_dragItem->startPos(), m_dragItem->startPos() + GenTime(2.5), m_document->fps());
351 scene()->addItem(tr);
352 //m_dragItem->addTransition(tra);
355 kDebug() << "//////// ITEM CLICKED: " << m_startPos;
361 kDebug() << "//////// NO ITEM FOUND ON CLICK";
363 setCursor(Qt::ArrowCursor);
364 QList<QGraphicsItem *> itemList = items();
365 for (int i = 0; i < itemList.count(); i++)
366 itemList.at(i)->setSelected(false);
367 emit clipItemSelected(NULL);
368 setCursorPos((int) mapToScene(event->x(), 0).x() / m_scale);
371 updateSnapPoints(m_dragItem);
373 //QGraphicsView::mousePressEvent(event);
376 void CustomTrackView::dragEnterEvent(QDragEnterEvent * event) {
377 if (event->mimeData()->hasFormat("kdenlive/producerslist")) {
378 kDebug() << "/////////////// DRAG ENTERED, TEXT: " << event->mimeData()->data("kdenlive/producerslist");
379 QStringList ids = QString(event->mimeData()->data("kdenlive/producerslist")).split(";");
380 //TODO: drop of several clips
381 for (int i = 0; i < ids.size(); ++i) {
383 DocClipBase *clip = m_document->getBaseClip(ids.at(0).toInt());
384 if (clip == NULL) kDebug() << " WARNING))))))))) CLIP NOT FOUND : " << ids.at(0).toInt();
385 addItem(clip, event->pos());
386 event->acceptProposedAction();
387 } else QGraphicsView::dragEnterEvent(event);
390 void CustomTrackView::slotRefreshEffects(ClipItem *clip) {
391 int track = m_tracksCount - clip->track();
392 GenTime pos = clip->startPos();
393 m_document->renderer()->mltRemoveEffect(track, pos, "-1", false);
394 for (int i = 0; i < clip->effectsCount(); i++) {
395 m_document->renderer()->mltAddEffect(track, pos, clip->getEffectArgs(clip->effectAt(i)), false);
397 m_document->renderer()->doRefresh();
400 void CustomTrackView::addEffect(int track, GenTime pos, QDomElement effect) {
401 ClipItem *clip = getClipItemAt(pos.frames(m_document->fps()) + 1, m_tracksCount - track);
403 QMap <QString, QString> effectParams = clip->addEffect(effect);
404 m_document->renderer()->mltAddEffect(track, pos, effectParams);
405 emit clipItemSelected(clip);
409 void CustomTrackView::deleteEffect(int track, GenTime pos, QDomElement effect) {
410 QString index = effect.attribute("kdenlive_ix");
411 m_document->renderer()->mltRemoveEffect(track, pos, index);
412 ClipItem *clip = getClipItemAt(pos.frames(m_document->fps()) + 1, m_tracksCount - track);
414 clip->deleteEffect(index);
415 emit clipItemSelected(clip);
419 void CustomTrackView::slotAddEffect(QDomElement effect, GenTime pos, int track) {
420 QList<QGraphicsItem *> itemList;
424 ClipItem *clip = getClipItemAt(pos.frames(m_document->fps()) + 1, track);
425 if (clip) itemList.append(clip);
426 else kDebug() << "------ wrning, clip eff not found";
428 kDebug() << "// REQUESTING EFFECT ON CLIP: " << pos.frames(25) << ", TRK: " << track;
429 for (int i = 0; i < itemList.count(); i++) {
430 if (itemList.at(i)->type() == 70000 && (itemList.at(i)->isSelected() || track != -1)) {
431 ClipItem *item = (ClipItem *)itemList.at(i);
432 // the kdenlive_ix int is used to identify an effect in mlt's playlist, should
434 if (effect.attribute("kdenlive_ix").toInt() == 0)
435 effect.setAttribute("kdenlive_ix", QString::number(item->effectsCounter()));
436 AddEffectCommand *command = new AddEffectCommand(this, m_tracksCount - item->track(), item->startPos(), effect, true);
437 m_commandStack->push(command);
442 void CustomTrackView::slotDeleteEffect(ClipItem *clip, QDomElement effect) {
443 AddEffectCommand *command = new AddEffectCommand(this, m_tracksCount - clip->track(), clip->startPos(), effect, false);
444 m_commandStack->push(command);
447 void CustomTrackView::updateEffect(int track, GenTime pos, QDomElement effect) {
448 ClipItem *clip = getClipItemAt(pos.frames(m_document->fps()) + 1, m_tracksCount - track);
450 QMap <QString, QString> effectParams = clip->getEffectArgs(effect);
451 if (effectParams["disabled"] == "1") {
452 QString index = effectParams["kdenlive_ix"];
453 m_document->renderer()->mltRemoveEffect(track, pos, index);
454 } else m_document->renderer()->mltEditEffect(m_tracksCount - clip->track(), clip->startPos(), effectParams);
458 void CustomTrackView::slotChangeEffectState(ClipItem *clip, QDomElement effect, bool disable) {
459 QDomElement oldEffect = effect.cloneNode().toElement();
460 effect.setAttribute("disabled", disable);
461 EditEffectCommand *command = new EditEffectCommand(this, m_tracksCount - clip->track(), clip->startPos(), oldEffect, effect, true);
462 m_commandStack->push(command);
465 void CustomTrackView::slotUpdateClipEffect(ClipItem *clip, QDomElement oldeffect, QDomElement effect) {
466 EditEffectCommand *command = new EditEffectCommand(this, m_tracksCount - clip->track(), clip->startPos(), oldeffect, effect, true);
467 m_commandStack->push(command);
471 void CustomTrackView::addItem(DocClipBase *clip, QPoint pos) {
473 GenTime out = clip->duration();
474 //kdDebug()<<"- - - -CREATING CLIP, duration = "<<out<<", URL: "<<clip->fileURL();
475 int trackTop = ((int) mapToScene(pos).y() / 50) * 50 + 1;
476 m_dropItem = new ClipItem(clip, ((int) mapToScene(pos).y() / 50), GenTime(), QRectF(mapToScene(pos).x() * m_scale, trackTop, out.frames(m_document->fps()) * m_scale, 49), out, m_document->fps());
477 scene()->addItem(m_dropItem);
481 void CustomTrackView::dragMoveEvent(QDragMoveEvent * event) {
482 event->setDropAction(Qt::IgnoreAction);
483 //kDebug()<<"+++++++++++++ DRAG MOVE, : "<<mapToScene(event->pos()).x()<<", SCAL: "<<m_scale;
485 int track = (int) mapToScene(event->pos()).y() / 50; //) * (m_scale * 50) + m_scale;
486 m_dropItem->moveTo(mapToScene(event->pos()).x() / m_scale, m_scale, (track - m_dropItem->track()) * 50, track);
487 event->setDropAction(Qt::MoveAction);
488 if (event->mimeData()->hasFormat("kdenlive/producerslist")) {
489 event->acceptProposedAction();
492 QGraphicsView::dragMoveEvent(event);
496 void CustomTrackView::dragLeaveEvent(QDragLeaveEvent * event) {
500 } else QGraphicsView::dragLeaveEvent(event);
503 void CustomTrackView::dropEvent(QDropEvent * event) {
505 AddTimelineClipCommand *command = new AddTimelineClipCommand(this, m_dropItem->xml(), m_dropItem->clipProducer(), m_dropItem->track(), m_dropItem->startPos(), m_dropItem->rect(), m_dropItem->duration(), false, false);
506 m_commandStack->push(command);
507 m_dropItem->baseClip()->addReference();
508 m_document->updateClip(m_dropItem->baseClip()->getId());
509 // kDebug()<<"IIIIIIIIIIIIIIIIIIIIIIII TRAX CNT: "<<m_tracksCount<<", DROP: "<<m_dropItem->track();
510 m_document->renderer()->mltInsertClip(m_tracksCount - m_dropItem->track(), m_dropItem->startPos(), m_dropItem->xml());
511 } else QGraphicsView::dropEvent(event);
516 QStringList CustomTrackView::mimeTypes() const {
517 QStringList qstrList;
518 // list of accepted mime types for drop
519 qstrList.append("text/plain");
520 qstrList.append("kdenlive/producerslist");
524 Qt::DropActions CustomTrackView::supportedDropActions() const {
525 // returns what actions are supported when dropping
526 return Qt::MoveAction;
529 void CustomTrackView::setDuration(int duration) {
530 kDebug() << "///////////// PRO DUR: " << duration << ", height: " << 50 * m_tracksCount;
531 m_projectDuration = duration;
532 scene()->setSceneRect(0, 0, (m_projectDuration + 500) * m_scale, scene()->sceneRect().height()); //50 * m_tracksCount);
536 void CustomTrackView::addTrack() {
538 m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), 50 * m_tracksCount);
539 //setSceneRect(0, 0, sceneRect().width(), 50 * m_tracksCount);
540 //verticalScrollBar()->setMaximum(50 * m_tracksCount);
541 //setFixedHeight(50 * m_tracksCount);
544 void CustomTrackView::removeTrack() {
546 m_cursorLine->setLine(m_cursorLine->line().x1(), 0, m_cursorLine->line().x1(), 50 * m_tracksCount);
549 void CustomTrackView::deleteClip(int clipId) {
550 QList<QGraphicsItem *> itemList = items();
551 for (int i = 0; i < itemList.count(); i++) {
552 if (itemList.at(i)->type() == 70000) {
553 ClipItem *item = (ClipItem *)itemList.at(i);
554 if (item->clipProducer() == clipId) {
555 AddTimelineClipCommand *command = new AddTimelineClipCommand(this, item->xml(), item->clipProducer(), item->track(), item->startPos(), item->rect(), item->duration(), true, true);
556 m_commandStack->push(command);
563 void CustomTrackView::setCursorPos(int pos, bool seek) {
564 emit cursorMoved(m_cursorPos * m_scale, pos * m_scale);
566 m_cursorLine->setPos(pos * m_scale, 0);
567 if (seek) m_document->renderer()->seek(GenTime(pos, m_document->fps()));
568 else if (m_autoScroll && m_scale < 50) checkScrolling();
571 void CustomTrackView::updateCursorPos() {
572 m_cursorLine->setPos(m_cursorPos * m_scale, 0);
575 int CustomTrackView::cursorPos() {
576 return m_cursorPos * m_scale;
579 void CustomTrackView::checkScrolling() {
580 QRect rectInView = viewport()->rect();
581 int delta = rectInView.width() / 3;
582 int max = rectInView.right() + horizontalScrollBar()->value() - delta;
583 //kDebug() << "CURSOR POS: "<<m_cursorPos<< "Scale: "<<m_scale;
584 if (m_cursorPos * m_scale >= max) horizontalScrollBar()->setValue(horizontalScrollBar()->value() + 1 + m_scale);
587 void CustomTrackView::mouseReleaseEvent(QMouseEvent * event) {
588 QGraphicsView::mouseReleaseEvent(event);
589 setDragMode(QGraphicsView::NoDrag);
590 if (m_dragItem == NULL) return;
591 if (m_operationMode == MOVE) setCursor(Qt::OpenHandCursor);
592 if (m_operationMode == MOVE && m_startPos.x() != m_dragItem->startPos().frames(m_document->fps())) {
594 MoveClipCommand *command = new MoveClipCommand(this, m_startPos, QPointF(m_dragItem->startPos().frames(m_document->fps()), m_dragItem->track()), false);
595 m_commandStack->push(command);
596 m_document->renderer()->mltMoveClip(m_tracksCount - m_startPos.y(), m_tracksCount - m_dragItem->track(), m_startPos.x(), m_dragItem->startPos().frames(m_document->fps()));
597 } else if (m_operationMode == RESIZESTART) {
599 ResizeClipCommand *command = new ResizeClipCommand(this, m_startPos, QPointF(m_dragItem->startPos().frames(m_document->fps()), m_dragItem->track()), true, false);
601 m_document->renderer()->mltResizeClipStart(m_tracksCount - m_dragItem->track(), m_dragItem->endPos(), m_dragItem->startPos(), GenTime(m_startPos.x(), m_document->fps()), m_dragItem->cropStart(), m_dragItem->cropStart() + m_dragItem->endPos() - m_dragItem->startPos());
602 m_commandStack->push(command);
603 m_document->renderer()->doRefresh();
604 } else if (m_operationMode == RESIZEEND) {
606 ResizeClipCommand *command = new ResizeClipCommand(this, m_startPos, QPointF(m_dragItem->endPos().frames(m_document->fps()), m_dragItem->track()), false, false);
608 m_document->renderer()->mltResizeClipEnd(m_tracksCount - m_dragItem->track(), m_dragItem->startPos(), m_dragItem->cropStart(), m_dragItem->cropStart() + m_dragItem->endPos() - m_dragItem->startPos());
609 m_commandStack->push(command);
610 m_document->renderer()->doRefresh();
612 m_operationMode = NONE;
616 void CustomTrackView::deleteClip(int track, GenTime startpos, const QRectF &rect) {
617 ClipItem *item = getClipItemAt(startpos, track);
619 kDebug() << "---------------- ERROR, CANNOT find clip to move at: " << rect.x();
622 item->baseClip()->removeReference();
623 m_document->updateClip(item->baseClip()->getId());
625 m_document->renderer()->mltRemoveClip(m_tracksCount - track, startpos);
626 m_document->renderer()->doRefresh();
629 void CustomTrackView::addClip(QDomElement xml, int clipId, int track, GenTime startpos, const QRectF &rect, GenTime duration) {
630 QRect r(startpos.frames(m_document->fps()) * m_scale, 50 * track, duration.frames(m_document->fps()) * m_scale, 49);
631 DocClipBase *baseclip = m_document->clipManager()->getClipById(clipId);
632 ClipItem *item = new ClipItem(baseclip, track, startpos, r, duration, m_document->fps());
633 scene()->addItem(item);
634 baseclip->addReference();
635 m_document->updateClip(baseclip->getId());
636 m_document->renderer()->mltInsertClip(m_tracksCount - track, startpos, xml);
637 m_document->renderer()->doRefresh();
640 ClipItem *CustomTrackView::getClipItemAt(int pos, int track) {
641 return (ClipItem *) scene()->itemAt(pos * m_scale, track * 50 + 25);
644 ClipItem *CustomTrackView::getClipItemAt(GenTime pos, int track) {
645 return (ClipItem *) scene()->itemAt(pos.frames(m_document->fps()) * m_scale, track * 50 + 25);
648 void CustomTrackView::moveClip(const QPointF &startPos, const QPointF &endPos) {
649 ClipItem *item = getClipItemAt(startPos.x() + 1, startPos.y());
651 kDebug() << "---------------- ERROR, CANNOT find clip to move at: " << startPos.x() * m_scale * FRAME_SIZE + 1 << ", " << startPos.y() * 50 + 25;
654 kDebug() << "---------------- Move CLIP FROM: " << startPos.x() << ", END:" << endPos.x();
655 item->moveTo(endPos.x(), m_scale, (endPos.y() - startPos.y()) * 50, endPos.y());
656 m_document->renderer()->mltMoveClip(m_tracksCount - startPos.y(), m_tracksCount - endPos.y(), startPos.x(), endPos.x());
659 void CustomTrackView::resizeClip(const QPointF &startPos, const QPointF &endPos, bool resizeClipStart) {
661 if (resizeClipStart) offset = 1;
663 ClipItem *item = getClipItemAt(startPos.x() + offset, startPos.y());
665 kDebug() << "---------------- ERROR, CANNOT find clip to resize at: " << startPos;
668 qreal diff = endPos.x() - startPos.x();
669 if (resizeClipStart) {
670 m_document->renderer()->mltResizeClipStart(m_tracksCount - item->track(), item->endPos(), GenTime(endPos.x(), m_document->fps()), item->startPos(), item->cropStart() + GenTime(diff, m_document->fps()), item->cropStart() + GenTime(diff, m_document->fps()) + item->endPos() - GenTime(endPos.x(), m_document->fps()));
671 item->resizeStart(endPos.x(), m_scale);
673 m_document->renderer()->mltResizeClipEnd(m_tracksCount - item->track(), item->startPos(), item->cropStart(), item->cropStart() + GenTime(endPos.x(), m_document->fps()) - item->startPos());
674 item->resizeEnd(endPos.x(), m_scale);
676 m_document->renderer()->doRefresh();
679 double CustomTrackView::getSnapPointForPos(double pos) {
680 for (int i = 0; i < m_snapPoints.size(); ++i) {
681 if (abs(pos - m_snapPoints.at(i).frames(m_document->fps()) * m_scale) < 10) {
682 //kDebug()<<" FOUND SNAP POINT AT: "<<m_snapPoints.at(i)<<", current pos: "<<pos / m_scale;
683 return m_snapPoints.at(i).frames(m_document->fps()) * m_scale + 0.5;
685 if (m_snapPoints.at(i).frames(m_document->fps() * m_scale) > pos) break;
690 void CustomTrackView::updateSnapPoints(AbstractClipItem *selected) {
691 m_snapPoints.clear();
693 if (selected) offset = selected->duration();
694 QList<QGraphicsItem *> itemList = items();
695 for (int i = 0; i < itemList.count(); i++) {
696 if (itemList.at(i)->type() == 70000 && itemList.at(i) != selected) {
697 ClipItem *item = (ClipItem *)itemList.at(i);
698 GenTime start = item->startPos();
699 GenTime end = item->endPos();
700 m_snapPoints.append(start);
701 m_snapPoints.append(end);
702 if (offset != GenTime()) {
703 if (start > offset) m_snapPoints.append(start - offset);
704 if (end > offset) m_snapPoints.append(end - offset);
709 //for (int i = 0; i < m_snapPoints.size(); ++i)
710 // kDebug() << "SNAP POINT: " << m_snapPoints.at(i).frames(25);
714 void CustomTrackView::setScale(double scaleFactor) {
715 //scale(scaleFactor, scaleFactor);
716 double pos = cursorPos() / m_scale;
717 m_scale = scaleFactor;
718 kDebug() << " HHHHHHHH SCALING: " << m_scale;
719 QList<QGraphicsItem *> itemList = items();
721 for (int i = 0; i < itemList.count(); i++) {
722 if (itemList.at(i)->type() == 70000) {
723 ClipItem *clip = (ClipItem *)itemList.at(i);
724 clip->setRect(clip->startPos().frames(m_document->fps()) * m_scale, clip->rect().y(), clip->duration().frames(m_document->fps()) * m_scale, clip->rect().height());
728 centerOn(QPointF(cursorPos(), 50));
729 scene()->setSceneRect(0, 0, (m_projectDuration + 500) * m_scale, scene()->sceneRect().height());
732 void CustomTrackView::drawBackground(QPainter * painter, const QRectF & rect) {
733 QRect rectInView = viewport()->rect();
734 rectInView.moveTo(horizontalScrollBar()->value(), verticalScrollBar()->value());
736 QColor base = palette().button().color();
737 painter->setClipRect(rect);
738 painter->drawLine(rectInView.left(), 0, rectInView.right(), 0);
739 for (uint i = 0; i < m_tracksCount;i++) {
740 painter->drawLine(rectInView.left(), 50 * (i + 1), rectInView.right(), 50 * (i + 1));
741 painter->drawText(QRectF(10, 50 * i, 100, 50 * i + 49), Qt::AlignLeft, i18n(" Track ") + QString::number(i + 1));
743 int lowerLimit = 50 * m_tracksCount + 1;
744 if (height() > lowerLimit)
745 painter->fillRect(QRectF(rectInView.left(), lowerLimit, rectInView.width(), height() - lowerLimit), QBrush(base));
748 void CustomTrackView::drawForeground ( QPainter * painter, const QRectF & rect )
750 //kDebug()<<"///// DRAWING FB: "<<rect.x()<<", width: "<<rect.width();
751 painter->fillRect(rect, QColor(50, rand() % 250,50,100));
752 painter->drawLine(m_cursorPos, rect.y(), m_cursorPos, rect.y() + rect.height());
755 #include "customtrackview.moc"