File indexing completed on 2024-05-05 04:56:27
0001 /*************************************************************************** 0002 * Copyright (C) 2005-2014 by Linuxstopmotion contributors; * 0003 * see the AUTHORS file for details. * 0004 * * 0005 * This program is free software; you can redistribute it and/or modify * 0006 * it under the terms of the GNU General Public License as published by * 0007 * the Free Software Foundation; either version 2 of the License, or * 0008 * (at your option) any later version. * 0009 * * 0010 * This program is distributed in the hope that it will be useful, * 0011 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 0012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 0013 * GNU General Public License for more details. * 0014 * * 0015 * You should have received a copy of the GNU General Public License * 0016 * along with this program; if not, write to the * 0017 * Free Software Foundation, Inc., * 0018 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * 0019 ***************************************************************************/ 0020 #ifndef MODELHANDLER_H 0021 #define MODELHANDLER_H 0022 0023 #include <QObject> 0024 0025 class FrameBar; 0026 class QStatusBar; 0027 class QFileDialog; 0028 class QPushButton; 0029 class QStringList; 0030 class QString; 0031 0032 /** 0033 * This class handles request related to adding, removing and moving things 0034 * in the model. 0035 * 0036 * @author Bjoern Erik Nilsen & Fredrik Berg Kjoelstad 0037 */ 0038 class ModelHandler : public QObject { 0039 Q_OBJECT 0040 public: 0041 /** 0042 * Creates and initializes the ModelHander. 0043 * @param parent the parent of the ModelHander. 0044 * @param sb a statusbar for displaying status information to the user. 0045 * @param frameBar the framebar containing the thumbnails 0046 * @param lastVisitedDir the last visited directory 0047 * @param name the name of the ModelHander 0048 */ 0049 ModelHandler( QObject *parent = 0, QStatusBar *sb = 0, FrameBar *frameBar = 0, 0050 QString *lastVisitedDir = 0, const char *name = 0 ); 0051 0052 /** 0053 * Cleans up after the modelhandler. 0054 */ 0055 ~ModelHandler(); 0056 0057 /** 0058 * Function for setting the button used for removing frames. This button is 0059 * needed for checking if it is enabled when attempting to remove frames with 0060 * the delete key. 0061 * @param removeFramesButton the button used for removing frames. 0062 */ 0063 void setRemoveFramesButton(QPushButton *removeFramesButton); 0064 0065 0066 public slots: 0067 /** 0068 * Brings up a dialog so that the user can choose a file to load. 0069 */ 0070 void chooseFrame(); 0071 0072 /** 0073 *Adds the file fileName to the animation through the use of 0074 *addFrames(QStringList). 0075 *@param fileName the file to be added to the animation. 0076 */ 0077 void addFrame( const QString &fileName ); 0078 0079 /** 0080 * Removes the currently selected frame from the animation. 0081 */ 0082 void removeFrames(); 0083 0084 /** 0085 * Adds the files to the animation. 0086 * @param fileNames the files to be added to the animation 0087 */ 0088 void addFrames(const QStringList & fileNames); 0089 0090 0091 /** 0092 * Creates a new scene. This will be added after the selected frame. 0093 */ 0094 void newScene(); 0095 0096 /** 0097 * Removes the active scene. 0098 */ 0099 void removeScene(); 0100 0101 /** 0102 * Launch the gimp to edit the current frame. 0103 * @return 0 If successful, 1 on error. 0104 */ 0105 int editCurrentFrame(); 0106 0107 private: 0108 FrameBar *frameBar; 0109 QStatusBar *statusBar; 0110 QPushButton *removeFramesButton; 0111 QFileDialog* fileDialog; 0112 QString *lastVisitedDir; 0113 0114 signals: 0115 /** 0116 * Notified when the model is changed. 0117 */ 0118 void modelChanged(); 0119 }; 0120 0121 #endif