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 ***************************************************************************/
28 #include <KRestrictedLine>
29 #include <QDomElement>
32 #include "ui_monitor_ui.h"
33 #include "timecodedisplay.h"
35 #include "videoglwidget.h"
43 class AbstractClipItem;
47 class QGraphicsPixmapItem;
50 class MonitorRefresh : public QWidget
54 MonitorRefresh(QWidget *parent = 0);
55 virtual void paintEvent(QPaintEvent *event);
56 void setRenderer(Render* render);
62 class Overlay : public QLabel
66 Overlay(QWidget* parent);
67 void setOverlayText(const QString &, bool isZone = true);
73 class Monitor : public QWidget
78 Monitor(QString name, MonitorManager *manager, QString profile = QString(), QWidget *parent = 0);
81 void resetProfile(const QString profile);
84 bool isActive() const;
86 void setupMenu(QMenu *goMenu, QAction *playZone, QAction *loopZone, QMenu *markerMenu = NULL, QAction *loopClip = NULL);
87 const QString sceneList();
88 DocClipBase *activeClip();
91 void updateTimecodeFormat();
92 void updateMarkers(DocClipBase *source);
93 MonitorScene *getEffectScene();
96 virtual void mousePressEvent(QMouseEvent * event);
97 virtual void mouseReleaseEvent(QMouseEvent * event);
99 /** @brief Move to another position on mouse wheel event.
101 * Moves towards the end of the clip/timeline on mouse wheel down/back, the
102 * opposite on mouse wheel up/forward.
103 * Ctrl + wheel moves by a second, without Ctrl it moves by a single frame. */
104 virtual void wheelEvent(QWheelEvent * event);
105 virtual void mouseMoveEvent(QMouseEvent *event);
106 virtual QStringList mimeTypes() const;
107 /*virtual void dragMoveEvent(QDragMoveEvent * event);
108 virtual Qt::DropActions supportedDropActions() const;*/
110 //virtual void resizeEvent(QResizeEvent * event);
111 //virtual void paintEvent(QPaintEvent * event);
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;
144 VideoGLWidget *m_glWidget;
146 AudioSignal *m_audiosignal;
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);
168 void refreshMonitor(bool visible = true);
169 void slotSeek(int pos);
172 void activateMonitor();
176 /** @brief Loops the selected item (clip or transition). */
178 void slotForward(double speed = 0);
179 void slotRewind(double speed = 0);
180 void slotRewindOneFrame(int diff = 1);
181 void slotForwardOneFrame(int diff = 1);
182 void saveSceneList(QString path, QDomElement info = QDomElement());
185 void slotSetZoneStart();
186 void slotSetZoneEnd();
187 void slotZoneStart();
189 void slotZoneMoved(int start, int end);
190 void slotSeekToNextSnap();
191 void slotSeekToPreviousSnap();
192 void adjustRulerSize(int length);
193 void setTimePos(const QString &pos);
194 QStringList getZoneInfo() const;
195 void slotEffectScene(bool show = true);
196 bool effectSceneDisplayed();
198 /** @brief Sets m_selectedClip to @param item. Used for looping it. */
199 void slotSetSelectedClip(AbstractClipItem *item);
200 void slotSetSelectedClip(ClipItem *item);
201 void slotSetSelectedClip(Transition *item);
204 void renderPosition(int);
205 void durationChanged(int);
206 void refreshClipThumbnail(const QString &);
207 void adjustMonitorSize();
208 void zoneUpdated(QPoint);
209 void saveZone(Render *, QPoint);
210 /** @brief Editing transitions / effects over the monitor requires the renderer to send frames as QImage.
211 * This causes a major slowdown, so we only enable it if required */
212 void requestFrameForAnalysis(bool);