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 timecode Timecode needed by timecode display widget
46 * @param clipPos Position of the clip in timeline
47 * @param isEffect true if used in an effect, false if used in a transition
48 * @param parent (optional) Parent widget */
49 GeometryWidget(Monitor *monitor, Timecode timecode, int clipPos, bool isEffect, bool disabled, QWidget* parent = 0);
50 virtual ~GeometryWidget();
51 /** @brief Gets the geometry as a serialized string. */
52 QString getValue() const;
53 /** @brief Updates the timecode display according to settings (frame number or hh:mm:ss:ff) */
54 void updateTimecodeFormat();
57 /** @brief Sets up the rect and the geometry object.
58 * @param elem DomElement representing this effect parameter
59 * @param minframe In point of the clip
60 * @param maxframe Out point of the clip */
61 void setupParam(const QDomElement elem, int minframe, int maxframe);
62 /** @brief Updates position of the local timeline to @param relTimelinePos. */
63 void slotSyncPosition(int relTimelinePos);
64 /** @brief Switches from normal monitor to monitor scene according to @param show. */
65 void slotShowScene(bool show = true);
68 Ui::GeometryWidget_UI m_ui;
70 TimecodeDisplay *m_timePos;
71 /** Position of the clip in timeline. */
73 /** In point of the clip (crop from start). */
75 /** Out point of the clip (crop from end). */
78 MonitorScene *m_scene;
79 OnMonitorRectItem *m_rect;
80 KeyframeHelper *m_timeline;
81 /** Stores the different settings in the MLT geometry format. */
82 Mlt::Geometry *m_geometry;
84 MonitorSceneControlWidget *m_config;
87 /** @brief Updates controls according to position.
88 * @param pos (optional) Position to update to
89 * @param seek (optional, default = true) Whether to seek timleine & project monitor to pos
90 * If pos = -1 (default) the value of m_timePos is used. */
91 void slotPositionChanged(int pos = -1, bool seek = true);
92 /** @brief Updates settings after a keyframe was moved to @param pos. */
93 void slotKeyframeMoved(int pos);
94 /** @brief Adds a keyframe.
95 * @param pos (optional) Position where the keyframe should be added
96 * If pos = -1 (default) the value of m_timePos is used. */
97 void slotAddKeyframe(int pos = -1);
98 /** @brief Deletes a keyframe.
99 * @param pos (optional) Position of the keyframe which should be deleted
100 * If pos = -1 (default) the value of m_timePos is used. */
101 void slotDeleteKeyframe(int pos = -1);
102 /** @brief Goes to the next keyframe or to the end if none is available. */
103 void slotNextKeyframe();
104 /** @brief Goes to the previous keyframe or to the beginning if none is available. */
105 void slotPreviousKeyframe();
106 /** @brief Adds or deletes a keyframe depending on whether there is already a keyframe at the current position. */
107 void slotAddDeleteKeyframe();
109 /** @brief Makes sure the monitor effect scene is only visible if the clip this geometry belongs to is visible.
110 * @param renderPos Postion of the Monitor / Timeline cursor */
111 void slotCheckMonitorPosition(int renderPos);
113 /** @brief Updates the Mlt::Geometry object. */
114 void slotUpdateGeometry();
115 /** @brief Updates the spinBoxes according to the rect. */
116 void slotUpdateProperties();
118 /** @brief Sets the rect's x position to @param value. */
119 void slotSetX(int value);
120 /** @brief Sets the rect's y position to @param value. */
121 void slotSetY(int value);
122 /** @brief Sets the rect's width to @param value. */
123 void slotSetWidth(int value);
124 /** @brief Sets the rect's height to @param value. */
125 void slotSetHeight(int value);
127 /** @brief Resizes the rect by @param value (in perecent) compared to the frame size. */
128 void slotResize(int value);
130 /** @brief Sets the opacity to @param value. */
131 void slotSetOpacity(int value);
133 /** @brief Moves the rect to the left frame border (x position = 0). */
135 /** @brief Centers the rect horizontally. */
137 /** @brief Moves the rect to the right frame border (x position = frame width - rect width). */
138 void slotMoveRight();
139 /** @brief Moves the rect to the top frame border (y position = 0). */
141 /** @brief Centers the rect vertically. */
143 /** @brief Moves the rect to the bottom frame border (y position = frame height - rect height). */
144 void slotMoveBottom();
146 /** @brief Enables/Disables syncing with the timeline according to @param sync. */
147 void slotSetSynchronize(bool sync);
150 void parameterChanged();
151 void checkMonitorPosition(int);