+/***************************************************************************
+ * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
+ ***************************************************************************/
+
#include <QMouseEvent>
#include <QStylePainter>
+#include <QScrollBar>
#include <KDebug>
-
+#include "definitions.h"
+#include "documentvideotrack.h"
+#include "documentaudiotrack.h"
+#include "headertrack.h"
#include "trackview.h"
+#include "clipitem.h"
+#include "trackpanelclipmovefunction.h"
TrackView::TrackView(KdenliveDoc *doc, QWidget *parent)
- : QWidget(parent), m_doc(doc)
+ : QWidget(parent), m_doc(doc), m_scale(1.0), m_panelUnderMouse(NULL), m_function(NULL), m_projectTracks(0), m_projectDuration(0)
{
+ setMouseTracking(true);
view = new Ui::TimeLine_UI();
view->setupUi(this);
- m_ruler = new CustomRuler();
+ m_ruler = new CustomRuler(doc->timecode());
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(m_ruler);
view->ruler_frame->setLayout(layout);
+ m_scene = new QGraphicsScene();
+ m_trackview = new CustomTrackView(m_doc->commandStack(), m_scene, this);
+ m_trackview->scale(FRAME_SIZE, 1);
+ m_trackview->setAlignment(Qt::AlignLeft | Qt::AlignTop);
+ //m_scene->addRect(QRectF(0, 0, 100, 100), QPen(), QBrush(Qt::red));
+
+ m_headersLayout = new QVBoxLayout;
+ m_headersLayout->setContentsMargins (0, 0, 0, 0);
+ view->headers_frame->setLayout(m_headersLayout);
+
+ QVBoxLayout *tracksLayout = new QVBoxLayout;
+ tracksLayout->setContentsMargins (0, 0, 0, 0);
+ view->tracks_frame->setLayout(tracksLayout);
+ tracksLayout->addWidget(m_trackview);
+
+ parseDocument(doc->toXml());
+
+ TrackPanelClipMoveFunction *m_moveFunction = new TrackPanelClipMoveFunction(this);
+ registerFunction("move", m_moveFunction);
+ setEditMode("move");
+
+ view->horizontalSlider->setValue(0);
+ m_currentZoom = view->horizontalSlider->value();
connect(view->horizontalSlider, SIGNAL(valueChanged ( int )), this, SLOT(slotChangeZoom( int )));
+ connect(m_ruler, SIGNAL(cursorMoved ( int )), m_trackview, SLOT(setCursorPos( int )));
+ connect(m_trackview, SIGNAL(cursorMoved ( int )), this, SLOT(slotCursorMoved( int )));
+ connect(m_trackview, SIGNAL(zoomIn ()), this, SLOT(slotZoomIn()));
+ connect(m_trackview, SIGNAL(zoomOut ()), this, SLOT(slotZoomOut()));
+ connect(m_trackview->horizontalScrollBar(), SIGNAL(sliderMoved( int )), m_ruler, SLOT(slotMoveRuler( int )));
+ m_trackview->initView();
+}
+
+void TrackView::registerFunction(const QString & name, TrackPanelFunction * function)
+{
+ m_factory.registerFunction(name, function);
+}
+
+int TrackView::duration()
+{
+ return m_projectDuration;
+}
+
+int TrackView::tracksNumber()
+{
+ return m_projectTracks;
+}
+
+void TrackView::parseDocument(QDomDocument doc)
+{
+ QDomNodeList tracks = doc.elementsByTagName("playlist");
+ m_projectDuration = 300;
+ m_projectTracks = tracks.count();
+ int duration;
+ for (int i = 0; i < tracks.count(); i++)
+ {
+ if (tracks.item(i).toElement().attribute("hide", QString::null) == "video") {
+ // this is an audio track
+ duration = slotAddAudioTrack(i, tracks.item(i).toElement());
+ }
+ else if (!tracks.item(i).toElement().attribute("id", QString::null).isEmpty())
+ duration = slotAddVideoTrack(i, tracks.item(i).toElement());
+ if (duration > m_projectDuration) m_projectDuration = duration;
+ }
+ //m_scrollBox->setGeometry(0, 0, 300 * zoomFactor(), m_scrollArea->height());
+}
+
+void TrackView::slotCursorMoved(int pos)
+{
+ kDebug()<<"///// CURSOR: "<<pos;
+ m_ruler->slotNewValue(pos * FRAME_SIZE); //(int) m_trackview->mapToScene(QPoint(pos, 0)).x());
+ //m_trackview->setCursorPos(pos);
+ //m_trackview->invalidateScene(QRectF(), QGraphicsScene::ForegroundLayer);
}
void TrackView::slotChangeZoom(int factor)
{
m_ruler->setPixelPerMark(factor);
+ m_scale = (double) m_ruler->comboScale[m_currentZoom] / m_ruler->comboScale[factor];
+ m_currentZoom = factor;
+ m_trackview->scale(m_scale, 1);
+ m_trackview->centerOn(QPointF(m_trackview->cursorPos(), 50));
+}
+
+const double TrackView::zoomFactor() const
+{
+ return m_scale * FRAME_SIZE;
+}
+
+void TrackView::slotZoomIn()
+{
+ view->horizontalSlider->setValue(view->horizontalSlider->value() - 1);
+}
+
+void TrackView::slotZoomOut()
+{
+ view->horizontalSlider->setValue(view->horizontalSlider->value() + 1);
+}
+
+const int TrackView::mapLocalToValue(int x) const
+{
+ return (int) x * zoomFactor();
}
KdenliveDoc *TrackView::document()
return m_doc;
}
+int TrackView::slotAddAudioTrack(int ix, QDomElement xml)
+{
+ m_trackview->addTrack();
+ DocumentTrack *track = new DocumentAudioTrack(xml, this, m_trackview);
+ HeaderTrack *header = new HeaderTrack();
+ //m_tracksAreaLayout->addWidget(track); //, ix, Qt::AlignTop);
+ m_headersLayout->addWidget(header); //, ix, Qt::AlignTop);
+ documentTracks.insert(ix, track);
+ return track->duration();
+ //track->show();
+}
+
+int TrackView::slotAddVideoTrack(int ix, QDomElement xml)
+{
+ m_trackview->addTrack();
+ DocumentTrack *track = new DocumentVideoTrack(xml, this, m_trackview);
+ HeaderTrack *header = new HeaderTrack();
+ int trackTop = 50 * ix;
+ int trackBottom = trackTop + 50;
+ // parse track
+ int position = 0;
+ for(QDomNode n = xml.firstChild(); !n.isNull(); n = n.nextSibling())
+ {
+ QDomElement elem = n.toElement();
+ if (elem.tagName() == "blank") {
+ position += elem.attribute("length", 0).toInt();
+ }
+ else if (elem.tagName() == "entry") {
+ int in = elem.attribute("in", 0).toInt();
+ int out = elem.attribute("out", 0).toInt() - in;
+ QString clipName = m_doc->producerName(elem.attribute("producer").toInt());
+ int clipMaxDuration = m_doc->getProducerDuration(elem.attribute("producer").toInt());
+ //kDebug()<<"++++++++++++++\n\n / / /ADDING CLIP: "<<clip.cropTime<<", out: "<<clip.duration<<", Producer: "<<clip.producer<<"\n\n++++++++++++++++++++";
+ ClipItem *item = new ClipItem(elem.attribute("type").toInt(), clipName, elem.attribute("producer").toInt(), clipMaxDuration, QRectF(position, trackTop + 1, out, 49));
+ m_scene->addItem(item);
+ position += out;
+
+ //m_clipList.append(clip);
+ }
+ }
+ //m_trackDuration = position;
+
+ //m_tracksAreaLayout->addWidget(track); //, ix, Qt::AlignTop);
+ m_headersLayout->addWidget(header); //, ix, Qt::AlignTop);
+ documentTracks.insert(ix, track);
+ return position;
+ //track->show();
+}
+
+DocumentTrack *TrackView::panelAt(int y)
+{
+ return NULL;
+}
+
+QGraphicsScene *TrackView::projectScene()
+{
+ return m_scene;
+}
+
+CustomTrackView *TrackView::projectView()
+{
+ return m_trackview;
+}
+
+void TrackView::setEditMode(const QString & editMode)
+{
+ m_editMode = editMode;
+}
+
+const QString & TrackView::editMode() const
+{
+ return m_editMode;
+}
+
+/** This event occurs when the mouse has been moved. */
+ void TrackView::mouseMoveEvent(QMouseEvent * event) {
+ kDebug()<<"-------- TRACKVIEW MOUSE MOVE EVENT -----";
+ if (m_panelUnderMouse) {
+ if (event->buttons() & Qt::LeftButton) {
+ bool result = false;
+ if (m_function)
+ result =
+ m_function->mouseMoved(m_panelUnderMouse, event);
+ if (!result) {
+ m_panelUnderMouse = 0;
+ m_function = 0;
+ }
+ } else {
+ if (m_function) {
+ m_function->mouseReleased(m_panelUnderMouse, event);
+ m_function = 0;
+ }
+ m_panelUnderMouse = 0;
+ }
+ } else {
+ DocumentTrack *panel = panelAt(event->y());
+ if (panel) {
+ QCursor result(Qt::ArrowCursor);
+
+ TrackPanelFunction *function =
+ getApplicableFunction(panel, editMode(),
+ event);
+ if (function)
+ result = function->getMouseCursor(panel, event);
+
+ setCursor(result);
+ } else {
+ setCursor(QCursor(Qt::ArrowCursor));
+ }
+ }
+ }
+
+ TrackPanelFunction *TrackView::getApplicableFunction(DocumentTrack *
+ panel, const QString & editMode, QMouseEvent * event) {
+ TrackPanelFunction *function = 0;
+
+ QStringList list = panel->applicableFunctions(editMode);
+ QStringList::iterator itt = list.begin();
+
+ while (itt != list.end()) {
+ TrackPanelFunction *testFunction = m_factory.function(*itt);
+ if (testFunction) {
+ if (testFunction->mouseApplies(panel, event)) {
+ function = testFunction;
+ break;
+ }
+ }
+
+ ++itt;
+ }
+
+ return function;
+ }
+
+
#include "trackview.moc"