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->setMenu(m_configMenu);
81 buttonMenu->setPopupMode(QToolButton::MenuButtonPopup);
83 m_editOptions = m_configMenu->addAction(KIcon("system-run"), i18n("Show/Hide options"));
84 m_editOptions->setCheckable(true);
85 buttonMenu->setDefaultAction(m_editOptions);
86 connect(m_editOptions, SIGNAL(triggered()), this, SLOT(slotSwitchOptions()));
89 m_reset = m_configMenu->addAction(KIcon("view-refresh"), i18n("Reset"), this, SLOT(slotResetPosition()));
91 m_syncAction = m_configMenu->addAction(i18n("Sync timeline cursor"), this, SLOT(slotSyncCursor()));
92 m_syncAction->setCheckable(true);
93 m_syncAction->setChecked(KdenliveSettings::transitionfollowcursor());
95 //scene->setSceneRect(0, 0, profile.width * 2, profile.height * 2);
96 //view->fitInView(m_frameBorder, Qt::KeepAspectRatio);
97 const double sc = 100.0 / profile.height * 0.8;
98 QRectF srect = m_sceneview->sceneRect();
99 m_sceneview->setSceneRect(srect.x(), -srect.height() / 3 + 10, srect.width(), srect.height() + srect.height() / 3 * 2 - 10);
100 m_scene->setZoom(sc);
101 m_sceneview->centerOn(frameBorder);
102 m_sceneview->setMouseTracking(true);
103 connect(buttonNext , SIGNAL(clicked()) , this , SLOT(slotNextFrame()));
104 connect(buttonPrevious , SIGNAL(clicked()) , this , SLOT(slotPreviousFrame()));
105 connect(buttonDelete , SIGNAL(clicked()) , this , SLOT(slotDeleteFrame()));
106 connect(buttonAdd , SIGNAL(clicked()) , this , SLOT(slotAddFrame()));
107 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateTransitionProperties()));
108 connect(m_scene, SIGNAL(doubleClickEvent()), this, SLOT(slotGeometry()));
110 buttonhcenter->setIcon(KIcon("kdenlive-align-hor"));
111 buttonhcenter->setToolTip(i18n("Align item horizontally"));
112 buttonvcenter->setIcon(KIcon("kdenlive-align-vert"));
113 buttonvcenter->setToolTip(i18n("Align item vertically"));
114 buttontop->setIcon(KIcon("kdenlive-align-top"));
115 buttontop->setToolTip(i18n("Align item to top"));
116 buttonbottom->setIcon(KIcon("kdenlive-align-bottom"));
117 buttonbottom->setToolTip(i18n("Align item to bottom"));
118 buttonright->setIcon(KIcon("kdenlive-align-right"));
119 buttonright->setToolTip(i18n("Align item to right"));
120 buttonleft->setIcon(KIcon("kdenlive-align-left"));
121 buttonleft->setToolTip(i18n("Align item to left"));
123 connect(buttonhcenter, SIGNAL(clicked()), this, SLOT(slotAlignHCenter()));
124 connect(buttonvcenter, SIGNAL(clicked()), this, SLOT(slotAlignVCenter()));
125 connect(buttontop, SIGNAL(clicked()), this, SLOT(slotAlignTop()));
126 connect(buttonbottom, SIGNAL(clicked()), this, SLOT(slotAlignBottom()));
127 connect(buttonright, SIGNAL(clicked()), this, SLOT(slotAlignRight()));
128 connect(buttonleft, SIGNAL(clicked()), this, SLOT(slotAlignLeft()));
129 connect(spinX, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryX(int)));
130 connect(spinY, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryY(int)));
131 connect(spinWidth, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryWidth(int)));
132 connect(spinHeight, SIGNAL(valueChanged(int)), this, SLOT(slotGeometryHeight(int)));
133 connect(spinResize, SIGNAL(valueChanged(int)), this, SLOT(slotResizeCustom(int)));
134 connect(buttonResize, SIGNAL(clicked()), this, SLOT(slotResizeOriginal()));
136 connect(this, SIGNAL(parameterChanged()), this, SLOT(slotUpdateGeometry()));
140 Geometryval::~Geometryval()
142 m_scene->disconnect();
154 void Geometryval::slotAlignHCenter()
156 if (!keyframeSelected())
158 m_paramRect->setPos((m_realWidth - m_paramRect->rect().width()) / 2, m_paramRect->pos().y());
159 slotUpdateTransitionProperties();
162 void Geometryval::slotAlignVCenter()
164 if (!keyframeSelected())
166 m_paramRect->setPos(m_paramRect->pos().x(), (m_profile.height - m_paramRect->rect().height()) / 2);
167 slotUpdateTransitionProperties();
170 void Geometryval::slotAlignTop()
172 if (!keyframeSelected())
174 m_paramRect->setPos(m_paramRect->pos().x(), 0);
175 slotUpdateTransitionProperties();
178 void Geometryval::slotAlignBottom()
180 if (!keyframeSelected())
182 m_paramRect->setPos(m_paramRect->pos().x(), m_profile.height - m_paramRect->rect().height());
183 slotUpdateTransitionProperties();
186 void Geometryval::slotAlignLeft()
188 if (!keyframeSelected())
190 m_paramRect->setPos(0, m_paramRect->pos().y());
191 slotUpdateTransitionProperties();
194 void Geometryval::slotAlignRight()
196 if (!keyframeSelected())
198 m_paramRect->setPos(m_realWidth - m_paramRect->rect().width(), m_paramRect->pos().y());
199 slotUpdateTransitionProperties();
202 void Geometryval::slotResizeOriginal()
204 if (!keyframeSelected())
206 if (m_frameSize.isNull())
207 m_paramRect->setRect(0, 0, m_realWidth, m_profile.height);
209 m_paramRect->setRect(0, 0, m_frameSize.x(), m_frameSize.y());
210 slotUpdateTransitionProperties();
213 void Geometryval::slotResizeCustom(int value)
215 if (!keyframeSelected())
217 m_paramRect->setRect(0, 0, m_realWidth * value / 100, m_profile.height * value / 100);
218 slotUpdateTransitionProperties();
221 void Geometryval::slotTransparencyChanged(int transp)
223 int pos = spinPos->value();
224 Mlt::GeometryItem item;
225 int error = m_geom->fetch(&item, pos);
226 if (error || item.key() == false) {
227 // no keyframe under cursor
231 m_paramRect->setBrush(QColor(255, 0, 0, transp));
232 m_geom->insert(item);
233 emit parameterChanged();
236 void Geometryval::slotSyncCursor()
238 KdenliveSettings::setTransitionfollowcursor(m_syncAction->isChecked());
241 void Geometryval::slotPositionChanged(int pos, bool seek)
243 if (seek && KdenliveSettings::transitionfollowcursor()) emit seekToPos(pos + m_startPoint);
244 spinPos->setValue(pos);
245 m_helper->setValue(pos);
246 Mlt::GeometryItem item;
247 int error = m_geom->fetch(&item, pos);
248 if (error || item.key() == false) {
249 // no keyframe under cursor, adjust buttons
250 buttonAdd->setEnabled(true);
251 buttonDelete->setEnabled(false);
252 widget->setEnabled(false);
253 spinTransp->setEnabled(false);
254 frameOptions->setEnabled(false);
255 m_reset->setEnabled(false);
257 buttonAdd->setEnabled(false);
258 buttonDelete->setEnabled(true);
259 widget->setEnabled(true);
260 spinTransp->setEnabled(true);
261 frameOptions->setEnabled(true);
262 m_reset->setEnabled(true);
265 m_paramRect->setPos(item.x() * m_dar, item.y());
266 m_paramRect->setRect(0, 0, item.w() * m_dar, item.h());
267 spinTransp->setValue(item.mix());
268 m_paramRect->setBrush(QColor(255, 0, 0, item.mix()));
269 slotUpdateGeometry();
272 void Geometryval::slotDeleteFrame(int pos)
274 // check there is more than one keyframe
275 Mlt::GeometryItem item;
276 if (pos == -1) pos = spinPos->value();
277 int error = m_geom->next_key(&item, pos + 1);
279 error = m_geom->prev_key(&item, pos - 1);
280 if (error || item.frame() == pos) return;
283 m_geom->remove(spinPos->value());
284 buttonAdd->setEnabled(true);
285 buttonDelete->setEnabled(false);
286 widget->setEnabled(false);
287 spinTransp->setEnabled(false);
288 frameOptions->setEnabled(false);
289 m_reset->setEnabled(false);
291 slotPositionChanged(pos, false);
292 updateTransitionPath();
293 emit parameterChanged();
296 void Geometryval::slotAddFrame(int pos)
298 if (pos == -1) pos = spinPos->value();
299 Mlt::GeometryItem item;
301 QRectF r = m_paramRect->rect().normalized();
302 QPointF rectpos = m_paramRect->pos();
303 item.x(rectpos.x() / m_dar);
305 item.w(r.width() / m_dar);
307 item.mix(spinTransp->value());
308 m_geom->insert(item);
309 buttonAdd->setEnabled(false);
310 buttonDelete->setEnabled(true);
311 widget->setEnabled(true);
312 spinTransp->setEnabled(true);
313 frameOptions->setEnabled(true);
314 m_reset->setEnabled(true);
316 emit parameterChanged();
319 void Geometryval::slotNextFrame()
321 Mlt::GeometryItem item;
322 int error = m_geom->next_key(&item, m_helper->value() + 1);
323 kDebug() << "// SEEK TO NEXT KFR: " << error;
326 spinPos->setValue(spinPos->maximum());
329 int pos = item.frame();
330 spinPos->setValue(pos);
333 void Geometryval::slotPreviousFrame()
335 Mlt::GeometryItem item;
336 int error = m_geom->prev_key(&item, m_helper->value() - 1);
337 kDebug() << "// SEEK TO NEXT KFR: " << error;
339 int pos = item.frame();
340 spinPos->setValue(pos);
344 QString Geometryval::getValue() const
346 return m_geom->serialise();
349 void Geometryval::setupParam(const QDomElement par, int minFrame, int maxFrame)
351 QString val = par.attribute("value");
352 if (par.attribute("fixed") == "1") {
354 buttonPrevious->setHidden(true);
355 buttonNext->setHidden(true);
356 buttonDelete->setHidden(true);
357 buttonAdd->setHidden(true);
358 spinTransp->setMaximum(500);
359 label_pos->setHidden(true);
360 m_helper->setHidden(true);
361 spinPos->setHidden(true);
363 if (par.attribute("opacity") == "false") {
364 label_opacity->setHidden(true);
365 spinTransp->setHidden(true);
367 char *tmp = (char *) qstrdup(val.toUtf8().data());
368 if (m_geom) m_geom->parse(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
369 else m_geom = new Mlt::Geometry(tmp, maxFrame - minFrame, m_profile.width, m_profile.height);
372 //kDebug() << " / / UPDATING TRANSITION VALUE: " << m_geom->serialise();
373 //read param her and set rect
375 m_helper->setKeyGeometry(m_geom, maxFrame - minFrame - 1);
378 doc.appendChild(doc.importNode(par, true));
379 kDebug() << "IMPORTED TRANS: " << doc.toString();*/
380 spinPos->setMaximum(maxFrame - minFrame - 1);
381 if (m_path == NULL) {
382 m_path = new QGraphicsPathItem();
383 m_path->setPen(QPen(Qt::red));
384 m_scene->addItem(m_path);
386 updateTransitionPath();
388 Mlt::GeometryItem item;
390 m_geom->fetch(&item, 0);
392 m_paramRect = new QGraphicsRectItem(QRectF(0, 0, item.w() * m_dar, item.h()));
393 m_paramRect->setPos(item.x() * m_dar, item.y());
394 m_paramRect->setZValue(0);
395 m_paramRect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
397 m_paramRect->setPen(QPen(QBrush(QColor(255, 0, 0, 255)), 1.0));
398 m_scene->addItem(m_paramRect);
399 slotPositionChanged(0, false);
400 slotUpdateGeometry();
402 connect(spinPos, SIGNAL(valueChanged(int)), this , SLOT(slotPositionChanged(int)));
404 connect(spinTransp, SIGNAL(valueChanged(int)), this , SLOT(slotTransparencyChanged(int)));
407 void Geometryval::updateTransitionPath()
409 if (m_fixedMode) return;
410 Mlt::GeometryItem item;
415 if (m_geom->next_key(&item, pos) == 1) break;
418 path.moveTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
420 path.lineTo(item.x() * m_dar + item.w() * m_dar / 2, item.y() + item.h() / 2);
425 m_path->setPath(path);
428 void Geometryval::slotUpdateTransitionProperties()
430 int pos = spinPos->value();
431 Mlt::GeometryItem item;
432 int error = m_geom->next_key(&item, pos);
433 if (error || item.frame() != pos) {
434 // no keyframe under cursor
437 QRectF r = m_paramRect->rect().normalized();
438 QPointF rectpos = m_paramRect->pos();
439 item.x(rectpos.x() / m_dar);
441 item.w(r.width() / m_dar);
443 m_geom->insert(item);
444 updateTransitionPath();
445 emit parameterChanged();
448 void Geometryval::slotResetPosition()
453 if (m_frameSize.isNull()) {
454 spinWidth->setValue(m_realWidth);
455 spinHeight->setValue(m_profile.height);
457 spinWidth->setValue(m_frameSize.x());
458 spinHeight->setValue(m_frameSize.y());
462 void Geometryval::setFrameSize(QPoint p)
468 void Geometryval::slotKeyframeMoved(int pos)
470 slotPositionChanged(pos);
471 slotUpdateTransitionProperties();
474 void Geometryval::slotSwitchOptions()
476 if (frameOptions->isHidden()) {
477 frameOptions->setHidden(false);
478 m_editOptions->setChecked(true);
480 frameOptions->setHidden(true);
481 m_editOptions->setChecked(false);
486 void Geometryval::slotGeometryX(int value)
488 if (!keyframeSelected())
490 m_paramRect->setPos(value, spinY->value());
491 slotUpdateTransitionProperties();
494 void Geometryval::slotGeometryY(int value)
496 if (!keyframeSelected())
498 m_paramRect->setPos(spinX->value(), value);
499 slotUpdateTransitionProperties();
502 void Geometryval::slotGeometryWidth(int value)
504 if (!keyframeSelected())
506 m_paramRect->setRect(0, 0, value, spinHeight->value());
507 slotUpdateTransitionProperties();
510 void Geometryval::slotGeometryHeight(int value)
512 if (!keyframeSelected())
514 m_paramRect->setRect(0, 0, spinWidth->value(), value);
515 slotUpdateTransitionProperties();
518 void Geometryval::slotUpdateGeometry()
520 QRectF r = m_paramRect->rect().normalized();
522 spinX->blockSignals(true);
523 spinY->blockSignals(true);
524 spinWidth->blockSignals(true);
525 spinHeight->blockSignals(true);
526 spinResize->blockSignals(true);
528 spinX->setValue(m_paramRect->pos().x());
529 spinY->setValue(m_paramRect->pos().y());
530 spinWidth->setValue(r.width());
531 spinHeight->setValue(r.height());
532 spinResize->setValue(m_paramRect->rect().width() * 100 / m_realWidth);
534 spinX->blockSignals(false);
535 spinY->blockSignals(false);
536 spinWidth->blockSignals(false);
537 spinHeight->blockSignals(false);
538 spinResize->blockSignals(false);
541 bool Geometryval::keyframeSelected()
543 Mlt::GeometryItem item;
544 if (m_geom->fetch(&item, spinPos->value()) || item.key() == false) return false;