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, Timecode t, QPoint frame_size, int startPoint, QWidget* parent) :
38 m_frameSize(frame_size),
39 m_startPoint(startPoint),
43 toolbarlayout->addWidget(&m_timePos);
44 toolbarlayout->insertStretch(-1);
46 QVBoxLayout* vbox = new QVBoxLayout(widget);
47 m_sceneview = new QGraphicsView(this);
48 m_sceneview->setBackgroundBrush(QBrush(Qt::black));
49 vbox->addWidget(m_sceneview);
50 vbox->setContentsMargins(0, 0, 0, 0);
52 QVBoxLayout* vbox2 = new QVBoxLayout(keyframeWidget);
53 m_helper = new KeyframeHelper(this);
54 vbox2->addWidget(m_helper);
55 vbox2->setContentsMargins(0, 0, 0, 0);
57 connect(m_helper, SIGNAL(positionChanged(int)), this, SLOT(slotPositionChanged(int)));
58 connect(m_helper, SIGNAL(keyframeMoved(int)), this, SLOT(slotKeyframeMoved(int)));
59 connect(m_helper, SIGNAL(addKeyframe(int)), this, SLOT(slotAddFrame(int)));
60 connect(m_helper, SIGNAL(removeKeyframe(int)), this, SLOT(slotDeleteFrame(int)));
62 m_scene = new GraphicsSceneRectMove(this);
63 m_scene->setTool(TITLE_SELECT);
64 m_sceneview->setScene(m_scene);
65 m_dar = (m_profile.height * m_profile.display_aspect_num / (double) m_profile.display_aspect_den) / (double) m_profile.width;
67 m_realWidth = (int)(profile.height * profile.display_aspect_num / (double) profile.display_aspect_den);
68 QGraphicsRectItem *frameBorder = new QGraphicsRectItem(QRectF(0, 0, m_realWidth, profile.height));
69 frameBorder->setZValue(-1100);
70 frameBorder->setBrush(QColor(255, 255, 0, 30));
71 frameBorder->setPen(QPen(QBrush(QColor(255, 255, 255, 255)), 1.0, Qt::DashLine));
72 m_scene->addItem(frameBorder);
74 buttonNext->setIcon(KIcon("media-skip-forward"));
75 buttonNext->setToolTip(i18n("Go to next keyframe"));
76 buttonPrevious->setIcon(KIcon("media-skip-backward"));
77 buttonPrevious->setToolTip(i18n("Go to previous keyframe"));
78 buttonAdd->setIcon(KIcon("document-new"));
79 buttonAdd->setToolTip(i18n("Add keyframe"));
80 buttonDelete->setIcon(KIcon("edit-delete"));
81 buttonDelete->setToolTip(i18n("Delete keyframe"));
83 m_configMenu = new QMenu(i18n("Misc..."), this);
84 buttonMenu->setMenu(m_configMenu);
85 buttonMenu->setPopupMode(QToolButton::MenuButtonPopup);
87 m_editOptions = m_configMenu->addAction(KIcon("system-run"), i18n("Show/Hide options"));
88 m_editOptions->setCheckable(true);
89 buttonMenu->setDefaultAction(m_editOptions);
90 connect(m_editOptions, SIGNAL(triggered()), this, SLOT(slotSwitchOptions()));
93 m_reset = m_configMenu->addAction(KIcon("view-refresh"), i18n("Reset"), this, SLOT(slotResetPosition()));
95 m_syncAction = m_configMenu->addAction(i18n("Sync timeline cursor"), this, SLOT(slotSyncCursor()));
96 m_syncAction->setCheckable(true);
97 m_syncAction->setChecked(KdenliveSettings::transitionfollowcursor());
99 //scene->setSceneRect(0, 0, profile.width * 2, profile.height * 2);
100 //view->fitInView(m_frameBorder, Qt::KeepAspectRatio);
101 const double sc = 100.0 / profile.height * 0.8;
102 QRectF srect = m_sceneview->sceneRect();
103 m_sceneview->setSceneRect(srect.x(), -srect.height() / 3 + 10, srect.width(), srect.height() + srect.height() / 3 * 2 - 10);
104 m_scene->setZoom(sc);
105 m_sceneview->centerOn(frameBorder);
106 m_sceneview->setMouseTracking(true);
107 connect(buttonNext , SIGNAL(clicked()) , this , SLOT(slotNextFrame()));
108 connect(buttonPrevious , SIGNAL(clicked()) , this , SLOT(slotPreviousFrame()));
109 connect(buttonDelete , SIGNAL(clicked()) , this , SLOT(slotDeleteFrame()));
110 connect(buttonAdd , SIGNAL(clicked()) , this , SLOT(slotAddFrame()));
111 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateTransitionProperties()));
113 buttonhcenter->setIcon(KIcon("kdenlive-align-hor"));
114 buttonhcenter->setToolTip(i18n("Align item horizontally"));
115 buttonvcenter->setIcon(KIcon("kdenlive-align-vert"));
116 buttonvcenter->setToolTip(i18n("Align item vertically"));
117 buttontop->setIcon(KIcon("kdenlive-align-top"));
118 buttontop->setToolTip(i18n("Align item to top"));
119 buttonbottom->setIcon(KIcon("kdenlive-align-bottom"));
120 buttonbottom->setToolTip(i18n("Align item to bottom"));
121 buttonright->setIcon(KIcon("kdenlive-align-right"));
122 buttonright->setToolTip(i18n("Align item to right"));
123 buttonleft->setIcon(KIcon("kdenlive-align-left"));
124 buttonleft->setToolTip(i18n("Align item to left"));
126 connect(buttonhcenter, SIGNAL(clicked()), this, SLOT(slotAlignHCenter()));
127 connect(buttonvcenter, SIGNAL(clicked()), this, SLOT(slotAlignVCenter()));
128 connect(buttontop, SIGNAL(clicked()), this, SLOT(slotAlignTop()));
129 connect(buttonbottom, SIGNAL(clicked()), this, SLOT(slotAlignBottom()));
130 connect(buttonright, SIGNAL(clicked()), this, SLOT(slotAlignRight()));
131 connect(buttonleft, SIGNAL(clicked()), this, SLOT(slotAlignLeft()));
132 connect(spinX, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryX(int)));
133 connect(spinY, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryY(int)));
134 connect(spinWidth, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryWidth(int)));
135 connect(spinHeight, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryHeight(int)));
136 connect(spinResize, SIGNAL(editingFinished()), this, SLOT(slotResizeCustom()));
137 connect(buttonResize, SIGNAL(clicked()), this, SLOT(slotResizeOriginal()));
139 connect(this, SIGNAL(parameterChanged()), this, SLOT(slotUpdateGeometry()));
143 Geometryval::~Geometryval()
145 m_scene->disconnect();
157 void Geometryval::slotAlignHCenter()
159 if (!keyframeSelected())
161 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, m_paramRect->pos().y());
162 slotUpdateTransitionProperties();
165 void Geometryval::slotAlignVCenter()
167 if (!keyframeSelected())
169 m_paramRect->setPos(m_paramRect->pos().x(), (m_profile.height - m_paramRect->rect().height()) / 2);
170 slotUpdateTransitionProperties();
173 void Geometryval::slotAlignTop()
175 if (!keyframeSelected())
177 m_paramRect->setPos(m_paramRect->pos().x(), 0);
178 slotUpdateTransitionProperties();
181 void Geometryval::slotAlignBottom()
183 if (!keyframeSelected())
185 m_paramRect->setPos(m_paramRect->pos().x(), m_profile.height - m_paramRect->rect().height());
186 slotUpdateTransitionProperties();
189 void Geometryval::slotAlignLeft()
191 if (!keyframeSelected())
193 m_paramRect->setPos(0, m_paramRect->pos().y());
194 slotUpdateTransitionProperties();
197 void Geometryval::slotAlignRight()
199 if (!keyframeSelected())
201 m_paramRect->setPos(m_realWidth - m_paramRect->rect().width(), m_paramRect->pos().y());
202 slotUpdateTransitionProperties();
205 void Geometryval::slotResizeOriginal()
207 if (!keyframeSelected())
209 if (m_frameSize.isNull())
210 m_paramRect->setRect(0, 0, m_realWidth, m_profile.height);
212 m_paramRect->setRect(0, 0, m_frameSize.x(), m_frameSize.y());
213 slotUpdateTransitionProperties();
216 void Geometryval::slotResizeCustom()
218 if (!keyframeSelected())
220 int value = spinResize->value();
221 m_paramRect->setRect(0, 0, m_realWidth * value / 100, m_profile.height * value / 100);
222 slotUpdateTransitionProperties();
225 void Geometryval::slotTransparencyChanged(int transp)
227 int pos = m_timePos.getValue();
228 Mlt::GeometryItem item;
229 int error = m_geom->fetch(&item, pos);
230 if (error || item.key() == false) {
231 // no keyframe under cursor
235 m_paramRect->setBrush(QColor(255, 0, 0, transp));
236 m_geom->insert(item);
237 emit parameterChanged();
240 void Geometryval::slotSyncCursor()
242 KdenliveSettings::setTransitionfollowcursor(m_syncAction->isChecked());
245 void Geometryval::updateTimecodeFormat()
247 m_timePos.slotUpdateTimeCodeFormat();
250 void Geometryval::slotPositionChanged(int pos, bool seek)
253 pos = m_timePos.getValue();
255 if (seek && KdenliveSettings::transitionfollowcursor()) emit seekToPos(pos + m_startPoint);
256 m_timePos.setValue(pos);
257 //spinPos->setValue(pos);
258 m_helper->blockSignals(true);
259 m_helper->setValue(pos);
260 m_helper->blockSignals(false);
261 Mlt::GeometryItem item;
262 int error = m_geom->fetch(&item, pos);
263 if (error || item.key() == false) {
264 // no keyframe under cursor, adjust buttons
265 buttonAdd->setEnabled(true);
266 buttonDelete->setEnabled(false);
267 widget->setEnabled(false);
268 spinTransp->setEnabled(false);
269 frameOptions->setEnabled(false);
270 m_reset->setEnabled(false);
272 buttonAdd->setEnabled(false);
273 buttonDelete->setEnabled(true);
274 widget->setEnabled(true);
275 spinTransp->setEnabled(true);
276 frameOptions->setEnabled(true);
277 m_reset->setEnabled(true);
280 m_paramRect->setPos(item.x() * m_dar, item.y());
281 m_paramRect->setRect(0, 0, item.w() * m_dar, item.h());
282 spinTransp->setValue(item.mix());
283 m_paramRect->setBrush(QColor(255, 0, 0, item.mix()));
284 slotUpdateGeometry();
287 void Geometryval::slotDeleteFrame(int pos)
289 // check there is more than one keyframe
290 Mlt::GeometryItem item;
291 int frame = m_timePos.getValue();
293 if (pos == -1) pos = frame;
294 int error = m_geom->next_key(&item, pos + 1);
296 error = m_geom->prev_key(&item, pos - 1);
297 if (error || item.frame() == pos) return;
300 m_geom->remove(frame);
301 buttonAdd->setEnabled(true);
302 buttonDelete->setEnabled(false);
303 widget->setEnabled(false);
304 spinTransp->setEnabled(false);
305 frameOptions->setEnabled(false);
306 m_reset->setEnabled(false);
308 slotPositionChanged(pos, false);
309 updateTransitionPath();
310 emit parameterChanged();
313 void Geometryval::slotAddFrame(int pos)
315 int frame = m_timePos.getValue();
316 if (pos == -1) pos = frame;
317 Mlt::GeometryItem item;
319 QRectF r = m_paramRect->rect().normalized();
320 QPointF rectpos = m_paramRect->pos();
321 item.x(rectpos.x() / m_dar);
323 item.w(r.width() / m_dar);
325 item.mix(spinTransp->value());
326 m_geom->insert(item);
327 buttonAdd->setEnabled(false);
328 buttonDelete->setEnabled(true);
329 widget->setEnabled(true);
330 spinTransp->setEnabled(true);
331 frameOptions->setEnabled(true);
332 m_reset->setEnabled(true);
334 emit parameterChanged();
337 void Geometryval::slotNextFrame()
339 Mlt::GeometryItem item;
340 int error = m_geom->next_key(&item, m_helper->value() + 1);
342 kDebug() << "// SEEK TO NEXT KFR: " << error;
345 pos = m_helper->frameLength;
346 } else pos = item.frame();
347 m_timePos.setValue(pos);
348 slotPositionChanged();
351 void Geometryval::slotPreviousFrame()
353 Mlt::GeometryItem item;
354 int error = m_geom->prev_key(&item, m_helper->value() - 1);
355 kDebug() << "// SEEK TO NEXT KFR: " << error;
357 int pos = item.frame();
358 m_timePos.setValue(pos);
359 slotPositionChanged();
363 QString Geometryval::getValue() const
365 return m_geom->serialise();
368 void Geometryval::setupParam(const QDomElement par, int minFrame, int maxFrame)
370 QString val = par.attribute("value");
371 if (par.attribute("fixed") == "1") {
373 buttonPrevious->setHidden(true);
374 buttonNext->setHidden(true);
375 buttonDelete->setHidden(true);
376 buttonAdd->setHidden(true);
377 spinTransp->setMaximum(500);
378 label_pos->setHidden(true);
379 m_helper->setHidden(true);
380 m_timePos.setHidden(true);
382 if (par.attribute("opacity") == "false") {
383 label_opacity->setHidden(true);
384 spinTransp->setHidden(true);
386 char *tmp = (char *) qstrdup(val.toUtf8().data());
387 if (m_geom) m_geom->parse(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
388 else m_geom = new Mlt::Geometry(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
391 //kDebug() << " / / UPDATING TRANSITION VALUE: " << m_geom->serialise();
392 //read param her and set rect
394 m_helper->setKeyGeometry(m_geom, maxFrame - minFrame - 1);
397 doc.appendChild(doc.importNode(par, true));
398 kDebug() << "IMPORTED TRANS: " << doc.toString();*/
399 if (m_path == NULL) {
400 m_path = new QGraphicsPathItem();
401 m_path->setPen(QPen(Qt::red));
402 m_scene->addItem(m_path);
404 updateTransitionPath();
406 Mlt::GeometryItem item;
408 m_geom->fetch(&item, 0);
410 m_paramRect = new QGraphicsRectItem(QRectF(0, 0, item.w() * m_dar, item.h()));
411 m_paramRect->setPos(item.x() * m_dar, item.y());
412 m_paramRect->setZValue(0);
413 m_paramRect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
415 m_paramRect->setPen(QPen(QBrush(QColor(255, 0, 0, 255)), 1.0));
416 m_scene->addItem(m_paramRect);
417 slotPositionChanged(0, false);
418 slotUpdateGeometry();
420 m_timePos.setRange(0, maxFrame - minFrame - 1);
421 connect(&m_timePos, SIGNAL(editingFinished()), this , SLOT(slotPositionChanged()));
423 connect(spinTransp, SIGNAL(valueChanged(int)), this , SLOT(slotTransparencyChanged(int)));
426 void Geometryval::slotSyncPosition(int relTimelinePos)
428 if (m_timePos.maximum() > 0 && KdenliveSettings::transitionfollowcursor()) {
429 relTimelinePos = qMax(0, relTimelinePos);
430 relTimelinePos = qMin(relTimelinePos, m_timePos.maximum());
431 if (relTimelinePos != m_timePos.getValue())
432 slotPositionChanged(relTimelinePos, false);
436 void Geometryval::updateTransitionPath()
438 if (m_fixedMode) return;
439 Mlt::GeometryItem item;
444 if (m_geom->next_key(&item, pos) == 1) break;
447 path.moveTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
449 path.lineTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
454 m_path->setPath(path);
457 void Geometryval::slotUpdateTransitionProperties()
459 int pos = m_timePos.getValue();
460 Mlt::GeometryItem item;
461 int error = m_geom->next_key(&item, pos);
462 if (error || item.frame() != pos) {
463 // no keyframe under cursor
466 QRectF r = m_paramRect->rect().normalized();
467 QPointF rectpos = m_paramRect->pos();
468 item.x(rectpos.x() / m_dar);
470 item.w(r.width() / m_dar);
472 m_geom->insert(item);
473 updateTransitionPath();
474 emit parameterChanged();
477 void Geometryval::slotResetPosition()
482 if (m_frameSize.isNull()) {
483 spinWidth->setValue(m_realWidth);
484 spinHeight->setValue(m_profile.height);
486 spinWidth->setValue(m_frameSize.x());
487 spinHeight->setValue(m_frameSize.y());
491 void Geometryval::setFrameSize(QPoint p)
497 void Geometryval::slotKeyframeMoved(int pos)
499 slotPositionChanged(pos);
500 slotUpdateTransitionProperties();
503 void Geometryval::slotSwitchOptions()
505 if (frameOptions->isHidden()) {
506 frameOptions->setHidden(false);
507 m_editOptions->setChecked(true);
509 frameOptions->setHidden(true);
510 m_editOptions->setChecked(false);
515 void Geometryval::slotGeometryX(int value)
517 if (!keyframeSelected())
519 m_paramRect->setPos(value, spinY->value());
520 slotUpdateTransitionProperties();
523 void Geometryval::slotGeometryY(int value)
525 if (!keyframeSelected())
527 m_paramRect->setPos(spinX->value(), value);
528 slotUpdateTransitionProperties();
531 void Geometryval::slotGeometryWidth(int value)
533 if (!keyframeSelected())
535 m_paramRect->setRect(0, 0, value, spinHeight->value());
536 slotUpdateTransitionProperties();
539 void Geometryval::slotGeometryHeight(int value)
541 if (!keyframeSelected())
543 m_paramRect->setRect(0, 0, spinWidth->value(), value);
544 slotUpdateTransitionProperties();
547 void Geometryval::slotUpdateGeometry()
549 QRectF r = m_paramRect->rect().normalized();
551 spinX->blockSignals(true);
552 spinY->blockSignals(true);
553 spinWidth->blockSignals(true);
554 spinHeight->blockSignals(true);
555 spinResize->blockSignals(true);
557 spinX->setValue(m_paramRect->pos().x());
558 spinY->setValue(m_paramRect->pos().y());
559 spinWidth->setValue(r.width());
560 spinHeight->setValue(r.height());
561 spinResize->setValue(m_paramRect->rect().width() * 100 / m_realWidth);
563 spinX->blockSignals(false);
564 spinY->blockSignals(false);
565 spinWidth->blockSignals(false);
566 spinHeight->blockSignals(false);
567 spinResize->blockSignals(false);
570 bool Geometryval::keyframeSelected()
572 Mlt::GeometryItem item;
573 int pos = m_timePos.getValue();
574 if (m_geom->fetch(&item, pos) || item.key() == false) return false;