1 /***************************************************************************
2 * Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
27 #include <KRestrictedLine>
28 #include <QDomElement>
31 #include "ui_monitor_ui.h"
32 #include "timecodedisplay.h"
33 #if defined(Q_WS_MAC) || defined(USE_OPEN_GL)
34 #include "videoglwidget.h"
42 class AbstractClipItem;
46 class QGraphicsPixmapItem;
48 class MonitorRefresh : public QWidget
52 MonitorRefresh(QWidget *parent = 0);
53 virtual void paintEvent(QPaintEvent *event);
54 void setRenderer(Render* render);
60 class Overlay : public QLabel
64 Overlay(QWidget* parent);
65 void setOverlayText(const QString &, bool isZone = true);
71 class Monitor : public QWidget
76 Monitor(QString name, MonitorManager *manager, QString profile = QString(), QWidget *parent = 0);
79 void resetProfile(const QString profile);
82 bool isActive() const;
84 void setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu = NULL, QAction *loopClip = NULL);
85 const QString sceneList();
86 DocClipBase *activeClip();
89 void updateTimecodeFormat();
90 void updateMarkers(DocClipBase *source);
91 MonitorScene *getEffectScene();
94 virtual void mousePressEvent(QMouseEvent * event);
95 virtual void mouseReleaseEvent(QMouseEvent * event);
97 /** @brief Move to another position on mouse wheel event.
99 * Moves towards the end of the clip/timeline on mouse wheel down/back, the
100 * opposite on mouse wheel up/forward.
101 * Ctrl + wheel moves by a second, without Ctrl it moves by a single frame. */
102 virtual void wheelEvent(QWheelEvent * event);
103 virtual void mouseMoveEvent(QMouseEvent *event);
104 virtual QStringList mimeTypes() const;
105 /*virtual void dragMoveEvent(QDragMoveEvent * event);
106 virtual Qt::DropActions supportedDropActions() const;*/
108 //virtual void resizeEvent(QResizeEvent * event);
109 //virtual void paintEvent(QPaintEvent * event);
114 MonitorManager *m_monitorManager;
115 DocClipBase *m_currentClip;
122 MonitorRefresh *m_monitorRefresh;
125 TimecodeDisplay *m_timePos;
126 QAction *m_playAction;
127 /** Has to be available so we can enable and disable it. */
128 QAction *m_loopClipAction;
129 QMenu *m_contextMenu;
133 QPoint m_DragStartPosition;
134 MonitorScene *m_effectScene;
135 QGraphicsView *m_effectView;
136 /** Selected clip/transition in timeline. Used for looping it. */
137 AbstractClipItem *m_selectedClip;
138 /** true if selected clip is transition, false = selected clip is clip.
139 * Necessary because sometimes we get two signals, e.g. we get a clip and we get selected transition = NULL. */
140 bool m_loopClipTransition;
141 #if defined(Q_WS_MAC) || defined(USE_OPEN_GL)
142 VideoGLWidget *m_glWidget;
143 bool createOpenGlWidget(QVBoxLayout *rendererBox, const QString profile);
146 GenTime getSnapForPos(bool previous);
149 void seekCursor(int pos);
150 void rendererStopped(int pos);
151 void slotExtractCurrentFrame();
152 void slotSetThumbFrame();
153 void slotSetSizeOneToOne();
154 void slotSetSizeOneToTwo();
157 void setClipZone(QPoint pos);
158 void slotSwitchMonitorInfo(bool show);
159 void slotSwitchDropFrames(bool show);
160 void slotGoToMarker(QAction *action);
163 void slotOpenFile(const QString &);
164 void slotSetXml(DocClipBase *clip, QPoint zone = QPoint(), const int position = -1);
165 void refreshMonitor(bool visible = true);
166 void slotSeek(int pos);
169 void activateMonitor();
173 /** @brief Loops the selected item (clip or transition). */
175 void slotForward(double speed = 0);
176 void slotRewind(double speed = 0);
177 void slotRewindOneFrame(int diff = 1);
178 void slotForwardOneFrame(int diff = 1);
179 void saveSceneList(QString path, QDomElement info = QDomElement());
182 void slotSetZoneStart();
183 void slotSetZoneEnd();
184 void slotZoneStart();
186 void slotZoneMoved(int start, int end);
187 void slotSeekToNextSnap();
188 void slotSeekToPreviousSnap();
189 void adjustRulerSize(int length);
190 void setTimePos(const QString &pos);
191 QStringList getZoneInfo() const;
192 void slotEffectScene(bool show = true);
193 bool effectSceneDisplayed();
195 /** @brief Sets m_selectedClip to @param item. Used for looping it. */
196 void slotSetSelectedClip(AbstractClipItem *item);
197 void slotSetSelectedClip(ClipItem *item);
198 void slotSetSelectedClip(Transition *item);
201 void renderPosition(int);
202 void durationChanged(int);
203 void refreshClipThumbnail(const QString &);
204 void adjustMonitorSize();
205 void zoneUpdated(QPoint);
206 void saveZone(Render *, QPoint);
207 /** @brief Editing transitions / effects over the monitor requires the renderer to send frames as QImage.
208 * This causes a major slowdown, so we only enable it if required */
209 void requestFrameForAnalysis(bool);