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;
49 class MonitorRefresh : public QWidget
53 MonitorRefresh(QWidget *parent = 0);
54 virtual void paintEvent(QPaintEvent *event);
55 void setRenderer(Render* render);
61 class Overlay : public QLabel
65 Overlay(QWidget* parent);
66 void setOverlayText(const QString &, bool isZone = true);
72 class Monitor : public QWidget
77 Monitor(QString name, MonitorManager *manager, QString profile = QString(), QWidget *parent = 0);
80 void resetProfile(const QString profile);
83 bool isActive() const;
85 void setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu = NULL, QAction *loopClip = NULL);
86 const QString sceneList();
87 DocClipBase *activeClip();
90 void updateTimecodeFormat();
91 void updateMarkers(DocClipBase *source);
92 MonitorScene *getEffectScene();
95 virtual void mousePressEvent(QMouseEvent * event);
96 virtual void mouseReleaseEvent(QMouseEvent * event);
98 /** @brief Move to another position on mouse wheel event.
100 * Moves towards the end of the clip/timeline on mouse wheel down/back, the
101 * opposite on mouse wheel up/forward.
102 * Ctrl + wheel moves by a second, without Ctrl it moves by a single frame. */
103 virtual void wheelEvent(QWheelEvent * event);
104 virtual void mouseMoveEvent(QMouseEvent *event);
105 virtual QStringList mimeTypes() const;
106 /*virtual void dragMoveEvent(QDragMoveEvent * event);
107 virtual Qt::DropActions supportedDropActions() const;*/
109 //virtual void resizeEvent(QResizeEvent * event);
110 //virtual void paintEvent(QPaintEvent * event);
114 AudioSignal *m_audiosignal;
116 MonitorManager *m_monitorManager;
117 DocClipBase *m_currentClip;
124 MonitorRefresh *m_monitorRefresh;
127 TimecodeDisplay *m_timePos;
128 QAction *m_playAction;
129 /** Has to be available so we can enable and disable it. */
130 QAction *m_loopClipAction;
131 QMenu *m_contextMenu;
135 QPoint m_DragStartPosition;
136 MonitorScene *m_effectScene;
137 QGraphicsView *m_effectView;
138 /** Selected clip/transition in timeline. Used for looping it. */
139 AbstractClipItem *m_selectedClip;
140 /** true if selected clip is transition, false = selected clip is clip.
141 * Necessary because sometimes we get two signals, e.g. we get a clip and we get selected transition = NULL. */
142 bool m_loopClipTransition;
143 #if defined(Q_WS_MAC) || defined(USE_OPEN_GL)
144 VideoGLWidget *m_glWidget;
145 bool createOpenGlWidget(QVBoxLayout *rendererBox, const QString profile);
148 GenTime getSnapForPos(bool previous);
151 void seekCursor(int pos);
152 void rendererStopped(int pos);
153 void slotExtractCurrentFrame();
154 void slotSetThumbFrame();
155 void slotSetSizeOneToOne();
156 void slotSetSizeOneToTwo();
159 void setClipZone(QPoint pos);
160 void slotSwitchMonitorInfo(bool show);
161 void slotSwitchDropFrames(bool show);
162 void slotGoToMarker(QAction *action);
165 void slotOpenFile(const QString &);
166 void slotSetXml(DocClipBase *clip, QPoint zone = QPoint(), const int position = -1);
167 void refreshMonitor(bool visible = true);
168 void slotSeek(int pos);
171 void activateMonitor();
175 /** @brief Loops the selected item (clip or transition). */
177 void slotForward(double speed = 0);
178 void slotRewind(double speed = 0);
179 void slotRewindOneFrame(int diff = 1);
180 void slotForwardOneFrame(int diff = 1);
181 void saveSceneList(QString path, QDomElement info = QDomElement());
184 void slotSetZoneStart();
185 void slotSetZoneEnd();
186 void slotZoneStart();
188 void slotZoneMoved(int start, int end);
189 void slotSeekToNextSnap();
190 void slotSeekToPreviousSnap();
191 void adjustRulerSize(int length);
192 void setTimePos(const QString &pos);
193 QStringList getZoneInfo() const;
194 void slotEffectScene(bool show = true);
195 bool effectSceneDisplayed();
197 /** @brief Sets m_selectedClip to @param item. Used for looping it. */
198 void slotSetSelectedClip(AbstractClipItem *item);
199 void slotSetSelectedClip(ClipItem *item);
200 void slotSetSelectedClip(Transition *item);
203 void renderPosition(int);
204 void durationChanged(int);
205 void refreshClipThumbnail(const QString &);
206 void adjustMonitorSize();
207 void zoneUpdated(QPoint);
208 void saveZone(Render *, QPoint);
209 /** @brief Editing transitions / effects over the monitor requires the renderer to send frames as QImage.
210 * This causes a major slowdown, so we only enable it if required */
211 void requestFrameForAnalysis(bool);