andre@2: #ifndef PNGPLAYER_H
andre@2: #define PNGPLAYER_H
andre@25: /* Copyright (C) 2015 by ETH Zürich
andre@25:  * Software engineering by Intevation GmbH
andre@2:  *
andre@2:  * This file is Free Software under the GNU GPL (v>=2)
andre@2:  * and comes with ABSOLUTELY NO WARRANTY!
andre@2:  * See LICENSE.txt for details.
andre@2:  */
andre@2: #include <QWidget>
andre@2: #include <QDir>
andre@2: #include <QTimer>
andre@2: 
andre@3: class QSlider;
andre@2: class QLabel;
andre@3: class QPushButton;
andre@3: class ImageLabel;
andre@2: 
andre@66: /**
andre@66:  * @class PNGPlayer
andre@66:  * @brief Player window of the application.
andre@66:  */
andre@2: class PNGPlayer: public QWidget
andre@2: {
andre@2:     Q_OBJECT
andre@2: 
andre@2: public:
andre@2:     PNGPlayer (QWidget * parent = 0, Qt::WindowFlags f = 0);
andre@2: 
andre@38:     /**@brief close the player 
andre@38:      *
andre@38:      * This function makes sure that the png label is also
andre@38:      * closed when detached.
andre@38:      **/
andre@38:     void close();
andre@2: protected:
andre@2:     void setupGUI();
andre@2: 
andre@3: protected slots:
andre@3:     /**@brief the view slider was changed manually */
andre@3:     void sliderChanged();
andre@3:     /**@brief the view slider was pressed */
andre@3:     void sliderPressed();
andre@3:     /**@brief the view slider was released */
andre@3:     void sliderReleased();
andre@3: 
andre@3:     /**@brief jump to the first frame */
andre@3:     void firstClicked();
andre@3: 
andre@3:     /**@brief jump to the last frame */
andre@3:     void lastClicked();
andre@3: 
andre@2: public slots:
andre@2:     /**@brief show a PNG in the viewer.
andre@2:      *
andre@2:      * @param fileName: The picture file to show.
andre@3:      * @param current: The row index of the currently shown image.
andre@3:      * @param max: The row count.
andre@3:      * @param timestamp: The timestamp of the image.
andre@37:      * @param number: The index number of the picture to show.
andre@2:      */
andre@3:     void showPicture(const QString& fileName, int current, int max,
andre@44:         const QString& timestamp, int number);
andre@2: 
andre@3:     /**@brief set the base dir to which filenames will be relative. */
andre@2:     void setBaseDir(const QString& dirName) { mBaseDir.setPath(dirName); }
andre@2: 
andre@3:     /**@brief update positional information / slider current / max info. */
andre@44:     void updatePositions(int current, int max, const QString& timestamp, int number);
andre@3: 
andre@3:     /**@brief set the replay speed */
andre@3:     void setSpeed(int mSecsPerPicture);
andre@3: 
andre@3:     /**@brief start or pause the replay */
andre@3:     void togglePlay();
andre@5: 
andre@5:     /**@brief the speed bar was changed */
andre@5:     void speedChanged();
andre@5: 
andre@38:     /**@brief detach the actual picture as fullscreen */
andre@38:     void togglePicFullscreen();
andre@38: 
andre@2: Q_SIGNALS:
andre@2:     /** @brief Emited if something went wrong. e.g. file not readable */
andre@2:     void error(const QString& msg);
andre@2: 
andre@2:     /** @brief Emited if the player wants to advance to the next picture */
andre@2:     void advance();
andre@2: 
andre@3:     /** @brief Emited if the player wants to go back to the last picture */
andre@3:     void back();
andre@3: 
andre@3:     /** @brief Emited it the player wants to advance to a specific frame. */
andre@3:     void jumpToFrame(int frame);
andre@3: 
andre@2: protected:
andre@3:     ImageLabel *mPNGLabel;
andre@3:     QLabel *mPositionLabel,
andre@3:            *mCurSpeedLabel;
andre@3:     int mCurSpeed;
andre@3:     int mMax;
andre@2:     QDir mBaseDir;
andre@2:     QTimer mAdvanceTimer;
andre@3:     QSlider *mSlider,
andre@3:             *mSpeedSlider;
andre@3:     QPushButton *mPlayBtn;
andre@2: };
andre@2: 
andre@2: 
andre@2: 
andre@2: #endif // PNGPLAYER_H