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 QGraphicsRectItem;
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 showRotation Should we show or hide the rotation sliders
49 * @param parent (optional) Parent widget */
50 GeometryWidget(Monitor *monitor, Timecode timecode, int clipPos, bool isEffect, bool showRotation, QWidget* parent = 0);
51 virtual ~GeometryWidget();
52 /** @brief Gets the geometry as a serialized string. */
53 QString getValue() const;
54 QString getExtraValue(const QString &name) const;
55 /** @brief Updates the timecode display according to settings (frame number or hh:mm:ss:ff) */
56 void updateTimecodeFormat();
57 /** @brief Sets the size of the original clip. */
58 void setFrameSize(QPoint size);
60 void addParameter(const QDomElement elem);
63 /** @brief Sets up the rect and the geometry object.
64 * @param elem DomElement representing this effect parameter
65 * @param minframe In point of the clip
66 * @param maxframe Out point of the clip */
67 void setupParam(const QDomElement elem, int minframe, int maxframe);
68 /** @brief Updates position of the local timeline to @param relTimelinePos. */
69 void slotSyncPosition(int relTimelinePos);
72 Ui::GeometryWidget_UI m_ui;
74 TimecodeDisplay *m_timePos;
75 /** Position of the clip in timeline. */
77 /** In point of the clip (crop from start). */
79 /** Out point of the clip (crop from end). */
82 MonitorScene *m_scene;
83 OnMonitorRectItem *m_rect;
84 QGraphicsRectItem *m_previous;
85 KeyframeHelper *m_timeline;
86 /** Stores the different settings in the MLT geometry format. */
87 Mlt::Geometry *m_geometry;
88 QStringList m_extraGeometryNames;
89 QStringList m_extraFactors;
90 QList <Mlt::Geometry *>m_extraGeometries;
94 DragValue *m_spinWidth;
95 DragValue *m_spinHeight;
96 DragValue *m_spinSize;
100 DragValue *m_rotateZ;
103 /** @brief Update monitor rect with current width / height values. */
104 void updateMonitorGeometry();
107 /** @brief Updates controls according to position.
108 * @param pos (optional) Position to update to
109 * @param seek (optional, default = true) Whether to seek timleine & project monitor to pos
110 * If pos = -1 (default) the value of m_timePos is used. */
111 void slotPositionChanged(int pos = -1, bool seek = true);
112 /** @brief Seeking requested from timeline. */
113 void slotRequestSeek(int pos);
114 /** @brief Updates settings after a keyframe was moved to @param pos. */
115 void slotKeyframeMoved(int pos);
116 /** @brief Adds a keyframe.
117 * @param pos (optional) Position where the keyframe should be added
118 * If pos = -1 (default) the value of m_timePos is used. */
119 void slotAddKeyframe(int pos = -1);
120 /** @brief Deletes a keyframe.
121 * @param pos (optional) Position of the keyframe which should be deleted
122 * If pos = -1 (default) the value of m_timePos is used. */
123 void slotDeleteKeyframe(int pos = -1);
124 /** @brief Goes to the next keyframe or to the end if none is available. */
125 void slotNextKeyframe();
126 /** @brief Goes to the previous keyframe or to the beginning if none is available. */
127 void slotPreviousKeyframe();
128 /** @brief Adds or deletes a keyframe depending on whether there is already a keyframe at the current position. */
129 void slotAddDeleteKeyframe();
131 /** @brief Updates the Mlt::Geometry object. */
132 void slotUpdateGeometry();
133 /** @brief Updates the spinBoxes according to the rect. */
134 void slotUpdateProperties();
136 /** @brief Sets the rect's x position to @param value. */
137 void slotSetX(double value);
138 /** @brief Sets the rect's y position to @param value. */
139 void slotSetY(double value);
140 /** @brief Sets the rect's width to @param value. */
141 void slotSetWidth(double value);
142 /** @brief Sets the rect's height to @param value. */
143 void slotSetHeight(double value);
145 /** @brief Resizes the rect by @param value (in perecent) compared to the frame size. */
146 void slotResize(double value);
148 /** @brief Sets the opacity to @param value. */
149 void slotSetOpacity(double value);
151 /** @brief Moves the rect to the left frame border (x position = 0). */
153 /** @brief Centers the rect horizontally. */
155 /** @brief Moves the rect to the right frame border (x position = frame width - rect width). */
156 void slotMoveRight();
157 /** @brief Moves the rect to the top frame border (y position = 0). */
159 /** @brief Centers the rect vertically. */
161 /** @brief Moves the rect to the bottom frame border (y position = frame height - rect height). */
162 void slotMoveBottom();
164 /** @brief Enables/Disables syncing with the timeline according to @param sync. */
165 void slotSetSynchronize(bool sync);
166 void slotAdjustToFrameSize();
167 void slotFitToWidth();
168 void slotFitToHeight();
169 /** @brief Show / hide previous keyframe in monitor scene. */
170 void slotShowPreviousKeyFrame(bool show);
173 void parameterChanged();