1 /***************************************************************************
2 * Copyright (C) 2010 by Till Theato (root@ttill.de) *
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 ***************************************************************************/
21 #ifndef GEOMETRYWIDGET_H
22 #define GEOMETRYWIDGET_H
24 #include "ui_geometrywidget_ui.h"
26 #include <mlt++/Mlt.h>
34 class TimecodeDisplay;
35 class OnMonitorRectItem;
36 class MonitorSceneControlWidget;
39 class GeometryWidget : public QWidget
43 /** @brief Sets up the UI and connects it.
44 * @param monitor Project monitor
45 * @param clipPos Position of the clip in timeline
46 * @param parent (optional) Parent widget */
47 GeometryWidget(Monitor *monitor, Timecode timecode, int clipPos, bool isEffect, QWidget* parent = 0);
48 virtual ~GeometryWidget();
49 /** @brief Gets the geometry as a serialized string. */
50 QString getValue() const;
51 /** @brief Updates the timecode display according to settings (frame number or hh:mm:ss:ff) */
52 void updateTimecodeFormat();
55 /** @brief Sets up the rect and the geometry object.
56 * @param elem DomElement representing this effect parameter
57 * @param minframe In point of the clip
58 * @param maxframe Out point of the clip */
59 void setupParam(const QDomElement elem, int minframe, int maxframe);
60 /** @brief Updates position of the local timeline to @param relTimelinePos. */
61 void slotSyncPosition(int relTimelinePos);
64 Ui::GeometryWidget_UI m_ui;
66 TimecodeDisplay *m_timePos;
67 /** Position of the clip in timeline. */
69 /** In point of the clip (crop from start). */
71 /** Out point of the clip (crop from end). */
74 MonitorScene *m_scene;
75 OnMonitorRectItem *m_rect;
76 KeyframeHelper *m_timeline;
77 /** Stores the different settings in the MLT geometry format. */
78 Mlt::Geometry *m_geometry;
80 MonitorSceneControlWidget *m_config;
83 /** @brief Updates controls according to position.
84 * @param pos (optional) Position to update to
85 * @param seek (optional, default = true) Whether to seek timleine & project monitor to pos
86 * If pos = -1 (default) the value of m_timePos is used. */
87 void slotPositionChanged(int pos = -1, bool seek = true);
88 /** @brief Updates settings after a keyframe was moved to @param pos. */
89 void slotKeyframeMoved(int pos);
90 /** @brief Adds a keyframe.
91 * @param pos (optional) Position where the keyframe should be added
92 * If pos = -1 (default) the value of m_timePos is used. */
93 void slotAddKeyframe(int pos = -1);
94 /** @brief Deletes a keyframe.
95 * @param pos (optional) Position of the keyframe which should be deleted
96 * If pos = -1 (default) the value of m_timePos is used. */
97 void slotDeleteKeyframe(int pos = -1);
98 /** @brief Goes to the next keyframe or to the end if none is available. */
99 void slotNextKeyframe();
100 /** @brief Goes to the previous keyframe or to the beginning if none is available. */
101 void slotPreviousKeyframe();
102 /** @brief Adds or deletes a keyframe depending on whether there is already a keyframe at the current position. */
103 void slotAddDeleteKeyframe();
105 /** @brief Makes sure the monitor effect scene is only visible if the clip this geometry belongs to is visible.
106 * @param renderPos Postion of the Monitor / Timeline cursor */
107 void slotCheckMonitorPosition(int renderPos);
109 /** @brief Updates the Mlt::Geometry object. */
110 void slotUpdateGeometry();
111 /** @brief Updates the spinBoxes according to the rect. */
112 void slotUpdateProperties();
114 /** @brief Sets the rect's x position to @param value. */
115 void slotSetX(int value);
116 /** @brief Sets the rect's y position to @param value. */
117 void slotSetY(int value);
118 /** @brief Sets the rect's width to @param value. */
119 void slotSetWidth(int value);
120 /** @brief Sets the rect's height to @param value. */
121 void slotSetHeight(int value);
123 /** @brief Resizes the rect by @param value (in perecent) compared to the frame size. */
124 void slotResize(int value);
126 /** @brief Sets the opacity to @param value. */
127 void slotSetOpacity(int value);
129 /** @brief Moves the rect to the left frame border (x position = 0). */
131 /** @brief Centers the rect horizontally. */
133 /** @brief Moves the rect to the right frame border (x position = frame width - rect width). */
134 void slotMoveRight();
135 /** @brief Moves the rect to the top frame border (y position = 0). */
137 /** @brief Centers the rect vertically. */
139 /** @brief Moves the rect to the bottom frame border (y position = frame height - rect height). */
140 void slotMoveBottom();
142 /** @brief Enables/Disables syncing with the timeline according to @param sync. */
143 void slotSetSynchronize(bool sync);
144 /** @brief Switches from normal monitor to monitor scene according to @param show. */
145 void slotShowScene(bool show = true);
148 void parameterChanged();
149 void checkMonitorPosition(int);