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, QWidget* parent) :
38 m_frameSize(frame_size)
41 QVBoxLayout* vbox = new QVBoxLayout(widget);
42 m_sceneview = new QGraphicsView(this);
43 m_sceneview->setBackgroundBrush(QBrush(Qt::black));
44 vbox->addWidget(m_sceneview);
45 vbox->setContentsMargins(0, 0, 0, 0);
47 QVBoxLayout* vbox2 = new QVBoxLayout(keyframeWidget);
48 m_helper = new KeyframeHelper(this);
49 vbox2->addWidget(m_helper);
50 vbox2->setContentsMargins(0, 0, 0, 0);
52 connect(m_helper, SIGNAL(positionChanged(int)), this, SLOT(slotPositionChanged(int)));
53 connect(m_helper, SIGNAL(keyframeMoved(int)), this, SLOT(slotKeyframeMoved(int)));
54 connect(m_helper, SIGNAL(addKeyframe(int)), this, SLOT(slotAddFrame(int)));
55 connect(m_helper, SIGNAL(removeKeyframe(int)), this, SLOT(slotDeleteFrame(int)));
57 m_scene = new GraphicsSceneRectMove(this);
58 m_scene->setTool(TITLE_SELECT);
59 m_sceneview->setScene(m_scene);
60 m_dar = (m_profile.height * m_profile.display_aspect_num / (double) m_profile.display_aspect_den) / (double) m_profile.width;
62 m_realWidth = (int)(profile.height * profile.display_aspect_num / (double) profile.display_aspect_den);
63 QGraphicsRectItem *frameBorder = new QGraphicsRectItem(QRectF(0, 0, m_realWidth, profile.height));
64 frameBorder->setZValue(-1100);
65 frameBorder->setBrush(QColor(255, 255, 0, 30));
66 frameBorder->setPen(QPen(QBrush(QColor(255, 255, 255, 255)), 1.0, Qt::DashLine));
67 m_scene->addItem(frameBorder);
69 buttonNext->setIcon(KIcon("media-skip-forward"));
70 buttonNext->setToolTip(i18n("Go to next keyframe"));
71 buttonPrevious->setIcon(KIcon("media-skip-backward"));
72 buttonPrevious->setToolTip(i18n("Go to previous keyframe"));
73 buttonAdd->setIcon(KIcon("document-new"));
74 buttonAdd->setToolTip(i18n("Add keyframe"));
75 buttonDelete->setIcon(KIcon("edit-delete"));
76 buttonDelete->setToolTip(i18n("Delete keyframe"));
78 m_configMenu = new QMenu(i18n("Misc..."), this);
79 buttonMenu->setIcon(KIcon("system-run"));
80 buttonMenu->setMenu(m_configMenu);
81 buttonMenu->setPopupMode(QToolButton::QToolButton::InstantPopup);
84 m_editGeom = m_configMenu->addAction(i18n("Edit keyframe"), this, SLOT(slotGeometry()));
86 m_scaleMenu = new QMenu(i18n("Resize..."), this);
87 m_configMenu->addMenu(m_scaleMenu);
88 m_scaleMenu->addAction(i18n("50%"), this, SLOT(slotResize50()));
89 m_scaleMenu->addAction(i18n("100%"), this, SLOT(slotResize100()));
90 m_scaleMenu->addAction(i18n("200%"), this, SLOT(slotResize200()));
91 m_scaleMenu->addAction(i18n("Original size"), this, SLOT(slotResizeOriginal()));
92 m_scaleMenu->addAction(i18n("Custom"), this, SLOT(slotResizeCustom()));
94 m_alignMenu = new QMenu(i18n("Align..."), this);
95 m_configMenu->addMenu(m_alignMenu);
96 m_alignMenu->addAction(i18n("Center"), this, SLOT(slotAlignCenter()));
97 m_alignMenu->addAction(i18n("Hor. Center"), this, SLOT(slotAlignHCenter()));
98 m_alignMenu->addAction(i18n("Vert. Center"), this, SLOT(slotAlignVCenter()));
99 m_alignMenu->addAction(i18n("Right"), this, SLOT(slotAlignRight()));
100 m_alignMenu->addAction(i18n("Left"), this, SLOT(slotAlignLeft()));
101 m_alignMenu->addAction(i18n("Top"), this, SLOT(slotAlignTop()));
102 m_alignMenu->addAction(i18n("Bottom"), this, SLOT(slotAlignBottom()));
105 m_syncAction = m_configMenu->addAction(i18n("Sync timeline cursor"), this, SLOT(slotSyncCursor()));
106 m_syncAction->setCheckable(true);
107 m_syncAction->setChecked(KdenliveSettings::transitionfollowcursor());
109 //scene->setSceneRect(0, 0, profile.width * 2, profile.height * 2);
110 //view->fitInView(m_frameBorder, Qt::KeepAspectRatio);
111 const double sc = 100.0 / profile.height * 0.8;
112 QRectF srect = m_sceneview->sceneRect();
113 m_sceneview->setSceneRect(srect.x(), -srect.height() / 3 + 10, srect.width(), srect.height() + srect.height() / 3 * 2 - 10);
114 m_scene->setZoom(sc);
115 m_sceneview->centerOn(frameBorder);
116 m_sceneview->setMouseTracking(true);
117 connect(buttonNext , SIGNAL(clicked()) , this , SLOT(slotNextFrame()));
118 connect(buttonPrevious , SIGNAL(clicked()) , this , SLOT(slotPreviousFrame()));
119 connect(buttonDelete , SIGNAL(clicked()) , this , SLOT(slotDeleteFrame()));
120 connect(buttonAdd , SIGNAL(clicked()) , this , SLOT(slotAddFrame()));
121 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateTransitionProperties()));
122 connect(m_scene, SIGNAL(doubleClickEvent()), this, SLOT(slotGeometry()));
127 Geometryval::~Geometryval()
129 m_scene->disconnect();
144 void Geometryval::slotAlignCenter()
146 int pos = spinPos->value();
147 Mlt::GeometryItem item;
148 int error = m_geom->fetch(&item, pos);
149 if (error || item.key() == false) {
150 // no keyframe under cursor
153 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, (m_profile.height - m_paramRect->rect().height()) / 2);
154 slotUpdateTransitionProperties();
157 void Geometryval::slotAlignHCenter()
159 int pos = spinPos->value();
160 Mlt::GeometryItem item;
161 int error = m_geom->fetch(&item, pos);
162 if (error || item.key() == false) {
163 // no keyframe under cursor
166 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, m_paramRect->pos().y());
167 slotUpdateTransitionProperties();
170 void Geometryval::slotAlignVCenter()
172 int pos = spinPos->value();
173 Mlt::GeometryItem item;
174 int error = m_geom->fetch(&item, pos);
175 if (error || item.key() == false) {
176 // no keyframe under cursor
179 m_paramRect->setPos(m_paramRect->pos().x(), (m_profile.height - m_paramRect->rect().height()) / 2);
180 slotUpdateTransitionProperties();
183 void Geometryval::slotAlignTop()
185 int pos = spinPos->value();
186 Mlt::GeometryItem item;
187 int error = m_geom->fetch(&item, pos);
188 if (error || item.key() == false) {
189 // no keyframe under cursor
192 m_paramRect->setPos(m_paramRect->pos().x(), 0);
193 slotUpdateTransitionProperties();
196 void Geometryval::slotAlignBottom()
198 int pos = spinPos->value();
199 Mlt::GeometryItem item;
200 int error = m_geom->fetch(&item, pos);
201 if (error || item.key() == false) {
202 // no keyframe under cursor
205 m_paramRect->setPos(m_paramRect->pos().x(), m_profile.height - m_paramRect->rect().height());
206 slotUpdateTransitionProperties();
209 void Geometryval::slotAlignLeft()
211 int pos = spinPos->value();
212 Mlt::GeometryItem item;
213 int error = m_geom->fetch(&item, pos);
214 if (error || item.key() == false) {
215 // no keyframe under cursor
218 m_paramRect->setPos(0, m_paramRect->pos().y());
219 slotUpdateTransitionProperties();
222 void Geometryval::slotAlignRight()
224 int pos = spinPos->value();
225 Mlt::GeometryItem item;
226 int error = m_geom->fetch(&item, pos);
227 if (error || item.key() == false) {
228 // no keyframe under cursor
231 m_paramRect->setPos(m_realWidth - m_paramRect->rect().width(), m_paramRect->pos().y());
232 slotUpdateTransitionProperties();
235 void Geometryval::slotResize50()
237 int pos = spinPos->value();
238 Mlt::GeometryItem item;
239 int error = m_geom->fetch(&item, pos);
240 if (error || item.key() == false) {
241 // no keyframe under cursor
244 m_paramRect->setRect(0, 0, m_realWidth / 2, m_profile.height / 2);
245 slotUpdateTransitionProperties();
248 void Geometryval::slotResize100()
250 int pos = spinPos->value();
251 Mlt::GeometryItem item;
252 int error = m_geom->fetch(&item, pos);
253 if (error || item.key() == false) {
254 // no keyframe under cursor
257 m_paramRect->setRect(0, 0, m_realWidth, m_profile.height);
258 slotUpdateTransitionProperties();
261 void Geometryval::slotResize200()
263 int pos = spinPos->value();
264 Mlt::GeometryItem item;
265 int error = m_geom->fetch(&item, pos);
266 if (error || item.key() == false) {
267 // no keyframe under cursor
270 m_paramRect->setRect(0, 0, m_realWidth * 2, m_profile.height * 2);
271 slotUpdateTransitionProperties();
274 void Geometryval::slotResizeOriginal()
276 if (m_frameSize.isNull()) slotResize100();
277 int pos = spinPos->value();
278 Mlt::GeometryItem item;
279 int error = m_geom->fetch(&item, pos);
280 if (error || item.key() == false) {
281 // no keyframe under cursor
284 m_paramRect->setRect(0, 0, m_frameSize.x(), m_frameSize.y());
285 slotUpdateTransitionProperties();
288 void Geometryval::slotResizeCustom()
290 int pos = spinPos->value();
291 Mlt::GeometryItem item;
292 int error = m_geom->fetch(&item, pos);
293 if (error || item.key() == false) {
294 // no keyframe under cursor
297 int scale = m_paramRect->rect().width() * 100 / m_realWidth;
299 scale = QInputDialog::getInteger(this, i18n("Resize..."), i18n("Scale"), scale, 1, 2147483647, 10, &ok);
301 m_paramRect->setRect(0, 0, m_realWidth * scale / 100, m_profile.height * scale / 100);
302 slotUpdateTransitionProperties();
305 void Geometryval::slotTransparencyChanged(int transp)
307 int pos = spinPos->value();
308 Mlt::GeometryItem item;
309 int error = m_geom->fetch(&item, pos);
310 if (error || item.key() == false) {
311 // no keyframe under cursor
315 m_paramRect->setBrush(QColor(255, 0, 0, transp));
316 m_geom->insert(item);
317 emit parameterChanged();
320 void Geometryval::slotSyncCursor()
322 KdenliveSettings::setTransitionfollowcursor(m_syncAction->isChecked());
325 void Geometryval::slotPositionChanged(int pos, bool seek)
327 if (seek && KdenliveSettings::transitionfollowcursor()) emit seekToPos(pos);
328 spinPos->setValue(pos);
329 m_helper->setValue(pos);
330 Mlt::GeometryItem item;
331 int error = m_geom->fetch(&item, pos);
332 if (error || item.key() == false) {
333 // no keyframe under cursor, adjust buttons
334 buttonAdd->setEnabled(true);
335 buttonDelete->setEnabled(false);
336 widget->setEnabled(false);
337 spinTransp->setEnabled(false);
338 m_scaleMenu->setEnabled(false);
339 m_alignMenu->setEnabled(false);
340 m_editGeom->setEnabled(false);
342 buttonAdd->setEnabled(false);
343 buttonDelete->setEnabled(true);
344 widget->setEnabled(true);
345 spinTransp->setEnabled(true);
346 m_scaleMenu->setEnabled(true);
347 m_alignMenu->setEnabled(true);
348 m_editGeom->setEnabled(true);
351 m_paramRect->setPos(item.x() * m_dar, item.y());
352 m_paramRect->setRect(0, 0, item.w() * m_dar, item.h());
353 spinTransp->setValue(item.mix());
354 m_paramRect->setBrush(QColor(255, 0, 0, item.mix()));
357 void Geometryval::slotDeleteFrame(int pos)
359 // check there is more than one keyframe
360 Mlt::GeometryItem item;
361 if (pos == -1) pos = spinPos->value();
362 int error = m_geom->next_key(&item, pos + 1);
364 error = m_geom->prev_key(&item, pos - 1);
365 if (error || item.frame() == pos) return;
368 m_geom->remove(spinPos->value());
369 buttonAdd->setEnabled(true);
370 buttonDelete->setEnabled(false);
371 widget->setEnabled(false);
372 spinTransp->setEnabled(false);
373 m_scaleMenu->setEnabled(false);
374 m_alignMenu->setEnabled(false);
375 m_editGeom->setEnabled(false);
377 slotPositionChanged(pos, false);
378 updateTransitionPath();
379 emit parameterChanged();
382 void Geometryval::slotAddFrame(int pos)
384 if (pos == -1) pos = spinPos->value();
385 Mlt::GeometryItem item;
387 QRectF r = m_paramRect->rect().normalized();
388 QPointF rectpos = m_paramRect->pos();
389 item.x(rectpos.x() / m_dar);
391 item.w(r.width() / m_dar);
393 item.mix(spinTransp->value());
394 m_geom->insert(item);
395 buttonAdd->setEnabled(false);
396 buttonDelete->setEnabled(true);
397 widget->setEnabled(true);
398 spinTransp->setEnabled(true);
399 m_scaleMenu->setEnabled(true);
400 m_alignMenu->setEnabled(true);
401 m_editGeom->setEnabled(true);
403 emit parameterChanged();
406 void Geometryval::slotNextFrame()
408 Mlt::GeometryItem item;
409 int error = m_geom->next_key(&item, m_helper->value() + 1);
410 kDebug() << "// SEEK TO NEXT KFR: " << error;
413 spinPos->setValue(spinPos->maximum());
416 int pos = item.frame();
417 spinPos->setValue(pos);
420 void Geometryval::slotPreviousFrame()
422 Mlt::GeometryItem item;
423 int error = m_geom->prev_key(&item, m_helper->value() - 1);
424 kDebug() << "// SEEK TO NEXT KFR: " << error;
426 int pos = item.frame();
427 spinPos->setValue(pos);
431 QString Geometryval::getValue() const
433 return m_geom->serialise();
436 void Geometryval::setupParam(const QDomElement par, int minFrame, int maxFrame)
438 QString val = par.attribute("value");
439 if (par.attribute("fixed") == "1") {
441 buttonPrevious->setHidden(true);
442 buttonNext->setHidden(true);
443 buttonDelete->setHidden(true);
444 buttonAdd->setHidden(true);
445 spinTransp->setMaximum(500);
446 label_pos->setHidden(true);
447 m_helper->setHidden(true);
448 spinPos->setHidden(true);
451 char *tmp = (char *) qstrdup(val.toUtf8().data());
452 if (m_geom) m_geom->parse(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
453 else m_geom = new Mlt::Geometry(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
456 //kDebug() << " / / UPDATING TRANSITION VALUE: " << m_geom->serialise();
457 //read param her and set rect
459 m_helper->setKeyGeometry(m_geom, maxFrame - minFrame - 1);
462 doc.appendChild(doc.importNode(par, true));
463 kDebug() << "IMPORTED TRANS: " << doc.toString();*/
464 spinPos->setMaximum(maxFrame - minFrame - 1);
465 if (m_path == NULL) {
466 m_path = new QGraphicsPathItem();
467 m_path->setPen(QPen(Qt::red));
468 m_scene->addItem(m_path);
470 updateTransitionPath();
472 Mlt::GeometryItem item;
474 m_geom->fetch(&item, 0);
476 m_paramRect = new QGraphicsRectItem(QRectF(0, 0, item.w() * m_dar, item.h()));
477 m_paramRect->setPos(item.x() * m_dar, item.y());
478 m_paramRect->setZValue(0);
479 m_paramRect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
481 m_paramRect->setPen(QPen(QBrush(QColor(255, 0, 0, 255)), 1.0));
482 m_scene->addItem(m_paramRect);
483 slotPositionChanged(0, false);
485 connect(spinPos, SIGNAL(valueChanged(int)), this , SLOT(slotPositionChanged(int)));
487 connect(spinTransp, SIGNAL(valueChanged(int)), this , SLOT(slotTransparencyChanged(int)));
490 void Geometryval::updateTransitionPath()
492 if (m_fixedMode) return;
493 Mlt::GeometryItem item;
498 if (m_geom->next_key(&item, pos) == 1) break;
501 path.moveTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
503 path.lineTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
508 m_path->setPath(path);
511 void Geometryval::slotUpdateTransitionProperties()
513 int pos = spinPos->value();
514 Mlt::GeometryItem item;
515 int error = m_geom->next_key(&item, pos);
516 if (error || item.frame() != pos) {
517 // no keyframe under cursor
520 QRectF r = m_paramRect->rect().normalized();
521 QPointF rectpos = m_paramRect->pos();
522 item.x(rectpos.x() / m_dar);
524 item.w(r.width() / m_dar);
526 m_geom->insert(item);
527 updateTransitionPath();
528 emit parameterChanged();
531 void Geometryval::slotGeometry()
533 int pos = spinPos->value();
534 Mlt::GeometryItem item;
535 int error = m_geom->fetch(&item, pos);
536 if (error || item.key() == false) {
537 // no keyframe under cursor
540 QRectF r = m_paramRect->rect().normalized();
544 d.setWindowTitle(i18n("Frame Geometry"));
545 m_view.value_x->setMaximum(10000);
546 m_view.value_x->setMinimum(-10000);
547 m_view.value_y->setMaximum(10000);
548 m_view.value_y->setMinimum(-10000);
549 m_view.value_width->setMaximum(500000);
550 m_view.value_width->setMinimum(1);
551 m_view.value_height->setMaximum(500000);
552 m_view.value_height->setMinimum(1);
554 m_view.value_x->setValue(m_paramRect->pos().x());
555 m_view.value_y->setValue(m_paramRect->pos().y());
556 m_view.value_width->setValue(r.width());
557 m_view.value_height->setValue(r.height());
558 connect(m_view.button_reset , SIGNAL(clicked()) , this , SLOT(slotResetPosition()));
560 if (d.exec() == QDialog::Accepted) {
561 m_paramRect->setPos(m_view.value_x->value(), m_view.value_y->value());
562 m_paramRect->setRect(0, 0, m_view.value_width->value(), m_view.value_height->value());
563 slotUpdateTransitionProperties();
567 void Geometryval::slotResetPosition()
569 m_view.value_x->setValue(0);
570 m_view.value_y->setValue(0);
572 if (m_frameSize.isNull()) {
573 m_view.value_width->setValue(m_realWidth);
574 m_view.value_height->setValue(m_profile.height);
576 m_view.value_width->setValue(m_frameSize.x());
577 m_view.value_height->setValue(m_frameSize.y());
581 void Geometryval::setFrameSize(QPoint p)
587 void Geometryval::slotKeyframeMoved(int pos)
589 slotPositionChanged(pos);
590 slotUpdateTransitionProperties();