1 /***************************************************************************
2 geomeytrval.cpp - description
5 copyright : (C) 2008 by Marco Gittler
6 email : g.marco@freenet.de
7 ***************************************************************************/
9 /***************************************************************************
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
16 ***************************************************************************/
18 #include "geometryval.h"
19 #include "graphicsscenerectmove.h"
20 #include "kdenlivesettings.h"
24 #include <QGraphicsView>
25 #include <QVBoxLayout>
26 #include <QGraphicsRectItem>
28 #include <QInputDialog>
31 Geometryval::Geometryval(const MltVideoProfile profile, QPoint frame_size, int startPoint, QWidget* parent) :
38 m_frameSize(frame_size),
39 m_startPoint(startPoint)
42 QVBoxLayout* vbox = new QVBoxLayout(widget);
43 m_sceneview = new QGraphicsView(this);
44 m_sceneview->setBackgroundBrush(QBrush(Qt::black));
45 vbox->addWidget(m_sceneview);
46 vbox->setContentsMargins(0, 0, 0, 0);
48 QVBoxLayout* vbox2 = new QVBoxLayout(keyframeWidget);
49 m_helper = new KeyframeHelper(this);
50 vbox2->addWidget(m_helper);
51 vbox2->setContentsMargins(0, 0, 0, 0);
53 connect(m_helper, SIGNAL(positionChanged(int)), this, SLOT(slotPositionChanged(int)));
54 connect(m_helper, SIGNAL(keyframeMoved(int)), this, SLOT(slotKeyframeMoved(int)));
55 connect(m_helper, SIGNAL(addKeyframe(int)), this, SLOT(slotAddFrame(int)));
56 connect(m_helper, SIGNAL(removeKeyframe(int)), this, SLOT(slotDeleteFrame(int)));
58 m_scene = new GraphicsSceneRectMove(this);
59 m_scene->setTool(TITLE_SELECT);
60 m_sceneview->setScene(m_scene);
61 m_dar = (m_profile.height * m_profile.display_aspect_num / (double) m_profile.display_aspect_den) / (double) m_profile.width;
63 m_realWidth = (int)(profile.height * profile.display_aspect_num / (double) profile.display_aspect_den);
64 QGraphicsRectItem *frameBorder = new QGraphicsRectItem(QRectF(0, 0, m_realWidth, profile.height));
65 frameBorder->setZValue(-1100);
66 frameBorder->setBrush(QColor(255, 255, 0, 30));
67 frameBorder->setPen(QPen(QBrush(QColor(255, 255, 255, 255)), 1.0, Qt::DashLine));
68 m_scene->addItem(frameBorder);
70 buttonNext->setIcon(KIcon("media-skip-forward"));
71 buttonNext->setToolTip(i18n("Go to next keyframe"));
72 buttonPrevious->setIcon(KIcon("media-skip-backward"));
73 buttonPrevious->setToolTip(i18n("Go to previous keyframe"));
74 buttonAdd->setIcon(KIcon("document-new"));
75 buttonAdd->setToolTip(i18n("Add keyframe"));
76 buttonDelete->setIcon(KIcon("edit-delete"));
77 buttonDelete->setToolTip(i18n("Delete keyframe"));
79 m_configMenu = new QMenu(i18n("Misc..."), this);
80 buttonMenu->setIcon(KIcon("system-run"));
81 buttonMenu->setMenu(m_configMenu);
82 buttonMenu->setPopupMode(QToolButton::QToolButton::InstantPopup);
85 m_editGeom = m_configMenu->addAction(i18n("Edit keyframe"), this, SLOT(slotGeometry()));
87 m_scaleMenu = new QMenu(i18n("Resize..."), this);
88 m_configMenu->addMenu(m_scaleMenu);
89 m_scaleMenu->addAction(i18n("50%"), this, SLOT(slotResize50()));
90 m_scaleMenu->addAction(i18n("100%"), this, SLOT(slotResize100()));
91 m_scaleMenu->addAction(i18n("200%"), this, SLOT(slotResize200()));
92 m_scaleMenu->addAction(i18n("Original size"), this, SLOT(slotResizeOriginal()));
93 m_scaleMenu->addAction(i18n("Custom"), this, SLOT(slotResizeCustom()));
95 m_alignMenu = new QMenu(i18n("Align..."), this);
96 m_configMenu->addMenu(m_alignMenu);
97 m_alignMenu->addAction(i18n("Center"), this, SLOT(slotAlignCenter()));
98 m_alignMenu->addAction(i18n("Hor. Center"), this, SLOT(slotAlignHCenter()));
99 m_alignMenu->addAction(i18n("Vert. Center"), this, SLOT(slotAlignVCenter()));
100 m_alignMenu->addAction(i18n("Right"), this, SLOT(slotAlignRight()));
101 m_alignMenu->addAction(i18n("Left"), this, SLOT(slotAlignLeft()));
102 m_alignMenu->addAction(i18n("Top"), this, SLOT(slotAlignTop()));
103 m_alignMenu->addAction(i18n("Bottom"), this, SLOT(slotAlignBottom()));
106 m_syncAction = m_configMenu->addAction(i18n("Sync timeline cursor"), this, SLOT(slotSyncCursor()));
107 m_syncAction->setCheckable(true);
108 m_syncAction->setChecked(KdenliveSettings::transitionfollowcursor());
110 //scene->setSceneRect(0, 0, profile.width * 2, profile.height * 2);
111 //view->fitInView(m_frameBorder, Qt::KeepAspectRatio);
112 const double sc = 100.0 / profile.height * 0.8;
113 QRectF srect = m_sceneview->sceneRect();
114 m_sceneview->setSceneRect(srect.x(), -srect.height() / 3 + 10, srect.width(), srect.height() + srect.height() / 3 * 2 - 10);
115 m_scene->setZoom(sc);
116 m_sceneview->centerOn(frameBorder);
117 m_sceneview->setMouseTracking(true);
118 connect(buttonNext , SIGNAL(clicked()) , this , SLOT(slotNextFrame()));
119 connect(buttonPrevious , SIGNAL(clicked()) , this , SLOT(slotPreviousFrame()));
120 connect(buttonDelete , SIGNAL(clicked()) , this , SLOT(slotDeleteFrame()));
121 connect(buttonAdd , SIGNAL(clicked()) , this , SLOT(slotAddFrame()));
122 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateTransitionProperties()));
123 connect(m_scene, SIGNAL(doubleClickEvent()), this, SLOT(slotGeometry()));
128 Geometryval::~Geometryval()
130 m_scene->disconnect();
145 void Geometryval::slotAlignCenter()
147 int pos = spinPos->value();
148 Mlt::GeometryItem item;
149 int error = m_geom->fetch(&item, pos);
150 if (error || item.key() == false) {
151 // no keyframe under cursor
154 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, (m_profile.height - m_paramRect->rect().height()) / 2);
155 slotUpdateTransitionProperties();
158 void Geometryval::slotAlignHCenter()
160 int pos = spinPos->value();
161 Mlt::GeometryItem item;
162 int error = m_geom->fetch(&item, pos);
163 if (error || item.key() == false) {
164 // no keyframe under cursor
167 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, m_paramRect->pos().y());
168 slotUpdateTransitionProperties();
171 void Geometryval::slotAlignVCenter()
173 int pos = spinPos->value();
174 Mlt::GeometryItem item;
175 int error = m_geom->fetch(&item, pos);
176 if (error || item.key() == false) {
177 // no keyframe under cursor
180 m_paramRect->setPos(m_paramRect->pos().x(), (m_profile.height - m_paramRect->rect().height()) / 2);
181 slotUpdateTransitionProperties();
184 void Geometryval::slotAlignTop()
186 int pos = spinPos->value();
187 Mlt::GeometryItem item;
188 int error = m_geom->fetch(&item, pos);
189 if (error || item.key() == false) {
190 // no keyframe under cursor
193 m_paramRect->setPos(m_paramRect->pos().x(), 0);
194 slotUpdateTransitionProperties();
197 void Geometryval::slotAlignBottom()
199 int pos = spinPos->value();
200 Mlt::GeometryItem item;
201 int error = m_geom->fetch(&item, pos);
202 if (error || item.key() == false) {
203 // no keyframe under cursor
206 m_paramRect->setPos(m_paramRect->pos().x(), m_profile.height - m_paramRect->rect().height());
207 slotUpdateTransitionProperties();
210 void Geometryval::slotAlignLeft()
212 int pos = spinPos->value();
213 Mlt::GeometryItem item;
214 int error = m_geom->fetch(&item, pos);
215 if (error || item.key() == false) {
216 // no keyframe under cursor
219 m_paramRect->setPos(0, m_paramRect->pos().y());
220 slotUpdateTransitionProperties();
223 void Geometryval::slotAlignRight()
225 int pos = spinPos->value();
226 Mlt::GeometryItem item;
227 int error = m_geom->fetch(&item, pos);
228 if (error || item.key() == false) {
229 // no keyframe under cursor
232 m_paramRect->setPos(m_realWidth - m_paramRect->rect().width(), m_paramRect->pos().y());
233 slotUpdateTransitionProperties();
236 void Geometryval::slotResize50()
238 int pos = spinPos->value();
239 Mlt::GeometryItem item;
240 int error = m_geom->fetch(&item, pos);
241 if (error || item.key() == false) {
242 // no keyframe under cursor
245 m_paramRect->setRect(0, 0, m_realWidth / 2, m_profile.height / 2);
246 slotUpdateTransitionProperties();
249 void Geometryval::slotResize100()
251 int pos = spinPos->value();
252 Mlt::GeometryItem item;
253 int error = m_geom->fetch(&item, pos);
254 if (error || item.key() == false) {
255 // no keyframe under cursor
258 m_paramRect->setRect(0, 0, m_realWidth, m_profile.height);
259 slotUpdateTransitionProperties();
262 void Geometryval::slotResize200()
264 int pos = spinPos->value();
265 Mlt::GeometryItem item;
266 int error = m_geom->fetch(&item, pos);
267 if (error || item.key() == false) {
268 // no keyframe under cursor
271 m_paramRect->setRect(0, 0, m_realWidth * 2, m_profile.height * 2);
272 slotUpdateTransitionProperties();
275 void Geometryval::slotResizeOriginal()
277 if (m_frameSize.isNull()) slotResize100();
278 int pos = spinPos->value();
279 Mlt::GeometryItem item;
280 int error = m_geom->fetch(&item, pos);
281 if (error || item.key() == false) {
282 // no keyframe under cursor
285 m_paramRect->setRect(0, 0, m_frameSize.x(), m_frameSize.y());
286 slotUpdateTransitionProperties();
289 void Geometryval::slotResizeCustom()
291 int pos = spinPos->value();
292 Mlt::GeometryItem item;
293 int error = m_geom->fetch(&item, pos);
294 if (error || item.key() == false) {
295 // no keyframe under cursor
298 int scale = m_paramRect->rect().width() * 100 / m_realWidth;
300 scale = QInputDialog::getInteger(this, i18n("Resize..."), i18n("Scale"), scale, 1, 2147483647, 10, &ok);
302 m_paramRect->setRect(0, 0, m_realWidth * scale / 100, m_profile.height * scale / 100);
303 slotUpdateTransitionProperties();
306 void Geometryval::slotTransparencyChanged(int transp)
308 int pos = spinPos->value();
309 Mlt::GeometryItem item;
310 int error = m_geom->fetch(&item, pos);
311 if (error || item.key() == false) {
312 // no keyframe under cursor
316 m_paramRect->setBrush(QColor(255, 0, 0, transp));
317 m_geom->insert(item);
318 emit parameterChanged();
321 void Geometryval::slotSyncCursor()
323 KdenliveSettings::setTransitionfollowcursor(m_syncAction->isChecked());
326 void Geometryval::slotPositionChanged(int pos, bool seek)
328 if (seek && KdenliveSettings::transitionfollowcursor()) emit seekToPos(pos + m_startPoint);
329 spinPos->setValue(pos);
330 m_helper->setValue(pos);
331 Mlt::GeometryItem item;
332 int error = m_geom->fetch(&item, pos);
333 if (error || item.key() == false) {
334 // no keyframe under cursor, adjust buttons
335 buttonAdd->setEnabled(true);
336 buttonDelete->setEnabled(false);
337 widget->setEnabled(false);
338 spinTransp->setEnabled(false);
339 m_scaleMenu->setEnabled(false);
340 m_alignMenu->setEnabled(false);
341 m_editGeom->setEnabled(false);
343 buttonAdd->setEnabled(false);
344 buttonDelete->setEnabled(true);
345 widget->setEnabled(true);
346 spinTransp->setEnabled(true);
347 m_scaleMenu->setEnabled(true);
348 m_alignMenu->setEnabled(true);
349 m_editGeom->setEnabled(true);
352 m_paramRect->setPos(item.x() * m_dar, item.y());
353 m_paramRect->setRect(0, 0, item.w() * m_dar, item.h());
354 spinTransp->setValue(item.mix());
355 m_paramRect->setBrush(QColor(255, 0, 0, item.mix()));
358 void Geometryval::slotDeleteFrame(int pos)
360 // check there is more than one keyframe
361 Mlt::GeometryItem item;
362 if (pos == -1) pos = spinPos->value();
363 int error = m_geom->next_key(&item, pos + 1);
365 error = m_geom->prev_key(&item, pos - 1);
366 if (error || item.frame() == pos) return;
369 m_geom->remove(spinPos->value());
370 buttonAdd->setEnabled(true);
371 buttonDelete->setEnabled(false);
372 widget->setEnabled(false);
373 spinTransp->setEnabled(false);
374 m_scaleMenu->setEnabled(false);
375 m_alignMenu->setEnabled(false);
376 m_editGeom->setEnabled(false);
378 slotPositionChanged(pos, false);
379 updateTransitionPath();
380 emit parameterChanged();
383 void Geometryval::slotAddFrame(int pos)
385 if (pos == -1) pos = spinPos->value();
386 Mlt::GeometryItem item;
388 QRectF r = m_paramRect->rect().normalized();
389 QPointF rectpos = m_paramRect->pos();
390 item.x(rectpos.x() / m_dar);
392 item.w(r.width() / m_dar);
394 item.mix(spinTransp->value());
395 m_geom->insert(item);
396 buttonAdd->setEnabled(false);
397 buttonDelete->setEnabled(true);
398 widget->setEnabled(true);
399 spinTransp->setEnabled(true);
400 m_scaleMenu->setEnabled(true);
401 m_alignMenu->setEnabled(true);
402 m_editGeom->setEnabled(true);
404 emit parameterChanged();
407 void Geometryval::slotNextFrame()
409 Mlt::GeometryItem item;
410 int error = m_geom->next_key(&item, m_helper->value() + 1);
411 kDebug() << "// SEEK TO NEXT KFR: " << error;
414 spinPos->setValue(spinPos->maximum());
417 int pos = item.frame();
418 spinPos->setValue(pos);
421 void Geometryval::slotPreviousFrame()
423 Mlt::GeometryItem item;
424 int error = m_geom->prev_key(&item, m_helper->value() - 1);
425 kDebug() << "// SEEK TO NEXT KFR: " << error;
427 int pos = item.frame();
428 spinPos->setValue(pos);
432 QString Geometryval::getValue() const
434 return m_geom->serialise();
437 void Geometryval::setupParam(const QDomElement par, int minFrame, int maxFrame)
439 QString val = par.attribute("value");
440 if (par.attribute("fixed") == "1") {
442 buttonPrevious->setHidden(true);
443 buttonNext->setHidden(true);
444 buttonDelete->setHidden(true);
445 buttonAdd->setHidden(true);
446 spinTransp->setMaximum(500);
447 label_pos->setHidden(true);
448 m_helper->setHidden(true);
449 spinPos->setHidden(true);
452 char *tmp = (char *) qstrdup(val.toUtf8().data());
453 if (m_geom) m_geom->parse(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
454 else m_geom = new Mlt::Geometry(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
457 //kDebug() << " / / UPDATING TRANSITION VALUE: " << m_geom->serialise();
458 //read param her and set rect
460 m_helper->setKeyGeometry(m_geom, maxFrame - minFrame - 1);
463 doc.appendChild(doc.importNode(par, true));
464 kDebug() << "IMPORTED TRANS: " << doc.toString();*/
465 spinPos->setMaximum(maxFrame - minFrame - 1);
466 if (m_path == NULL) {
467 m_path = new QGraphicsPathItem();
468 m_path->setPen(QPen(Qt::red));
469 m_scene->addItem(m_path);
471 updateTransitionPath();
473 Mlt::GeometryItem item;
475 m_geom->fetch(&item, 0);
477 m_paramRect = new QGraphicsRectItem(QRectF(0, 0, item.w() * m_dar, item.h()));
478 m_paramRect->setPos(item.x() * m_dar, item.y());
479 m_paramRect->setZValue(0);
480 m_paramRect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
482 m_paramRect->setPen(QPen(QBrush(QColor(255, 0, 0, 255)), 1.0));
483 m_scene->addItem(m_paramRect);
484 slotPositionChanged(0, false);
486 connect(spinPos, SIGNAL(valueChanged(int)), this , SLOT(slotPositionChanged(int)));
488 connect(spinTransp, SIGNAL(valueChanged(int)), this , SLOT(slotTransparencyChanged(int)));
491 void Geometryval::updateTransitionPath()
493 if (m_fixedMode) return;
494 Mlt::GeometryItem item;
499 if (m_geom->next_key(&item, pos) == 1) break;
502 path.moveTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
504 path.lineTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
509 m_path->setPath(path);
512 void Geometryval::slotUpdateTransitionProperties()
514 int pos = spinPos->value();
515 Mlt::GeometryItem item;
516 int error = m_geom->next_key(&item, pos);
517 if (error || item.frame() != pos) {
518 // no keyframe under cursor
521 QRectF r = m_paramRect->rect().normalized();
522 QPointF rectpos = m_paramRect->pos();
523 item.x(rectpos.x() / m_dar);
525 item.w(r.width() / m_dar);
527 m_geom->insert(item);
528 updateTransitionPath();
529 emit parameterChanged();
532 void Geometryval::slotGeometry()
534 int pos = spinPos->value();
535 Mlt::GeometryItem item;
536 int error = m_geom->fetch(&item, pos);
537 if (error || item.key() == false) {
538 // no keyframe under cursor
541 QRectF r = m_paramRect->rect().normalized();
545 d.setWindowTitle(i18n("Frame Geometry"));
546 m_view.value_x->setMaximum(10000);
547 m_view.value_x->setMinimum(-10000);
548 m_view.value_y->setMaximum(10000);
549 m_view.value_y->setMinimum(-10000);
550 m_view.value_width->setMaximum(500000);
551 m_view.value_width->setMinimum(1);
552 m_view.value_height->setMaximum(500000);
553 m_view.value_height->setMinimum(1);
555 m_view.value_x->setValue(m_paramRect->pos().x());
556 m_view.value_y->setValue(m_paramRect->pos().y());
557 m_view.value_width->setValue(r.width());
558 m_view.value_height->setValue(r.height());
559 connect(m_view.button_reset , SIGNAL(clicked()) , this , SLOT(slotResetPosition()));
561 if (d.exec() == QDialog::Accepted) {
562 m_paramRect->setPos(m_view.value_x->value(), m_view.value_y->value());
563 m_paramRect->setRect(0, 0, m_view.value_width->value(), m_view.value_height->value());
564 slotUpdateTransitionProperties();
568 void Geometryval::slotResetPosition()
570 m_view.value_x->setValue(0);
571 m_view.value_y->setValue(0);
573 if (m_frameSize.isNull()) {
574 m_view.value_width->setValue(m_realWidth);
575 m_view.value_height->setValue(m_profile.height);
577 m_view.value_width->setValue(m_frameSize.x());
578 m_view.value_height->setValue(m_frameSize.y());
582 void Geometryval::setFrameSize(QPoint p)
588 void Geometryval::slotKeyframeMoved(int pos)
590 slotPositionChanged(pos);
591 slotUpdateTransitionProperties();