TapePlayerWidget.h

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/*
 * Copyright (C) 2012 by
 *   MetraLabs GmbH (MLAB), GERMANY
 * and
 *   Neuroinformatics and Cognitive Robotics Labs (NICR) at TU Ilmenau, GERMANY
 * All rights reserved.
 *
 * Contact: info@mira-project.org
 *
 * Commercial Usage:
 *   Licensees holding valid commercial licenses may use this file in
 *   accordance with the commercial license agreement provided with the
 *   software or, alternatively, in accordance with the terms contained in
 *   a written agreement between you and MLAB or NICR.
 *
 * GNU General Public License Usage:
 *   Alternatively, this file may be used under the terms of the GNU
 *   General Public License version 3.0 as published by the Free Software
 *   Foundation and appearing in the file LICENSE.GPL3 included in the
 *   packaging of this file. Please review the following information to
 *   ensure the GNU General Public License version 3.0 requirements will be
 *   met: http://www.gnu.org/copyleft/gpl.html.
 *   Alternatively you may (at your option) use any later version of the GNU
 *   General Public License if such license has been publicly approved by
 *   MLAB and NICR (or its successors, if any).
 *
 * IN NO EVENT SHALL "MLAB" OR "NICR" BE LIABLE TO ANY PARTY FOR DIRECT,
 * INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT OF
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 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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#ifndef _MIRA_TAPEPLAYERWIDGET_H_
#define _MIRA_TAPEPLAYERWIDGET_H_

#include <QTimer>
#include <QCheckBox>
#include <QPushButton>
#include <QToolButton>
#include <QLabel>
#include <QSlider>
#include <QWidget>

#include <fw/Framework.h>
#include <fw/TapeVisitor.h>

#include <fw/GuiFwExports.h>

namespace mira {


class TapePlayer;

class MIRA_GUI_FW_EXPORT TapePlayerWidget : public QWidget
{
    Q_OBJECT
public:

    TapePlayerWidget(QWidget* parent);
    void setupUi();

    void openTapes(const QStringList& tapeFiles, boost::optional<std::vector<std::string>> channelsToPlay = boost::optional<std::vector<std::string>>());
    void closeTapes();

public slots:

    void open();
    void stop();
    void play();
    void step();
    void check();
    void startJump();
    void autoStep();
    void pause(bool pause);
    void moveJump(int time);
    void jump();
    void jumpToTime(Duration time);
    void setSpeed(int speed);
    void stepToChanged(bool state);
    void autoStepToChanged(bool state);
    void loopChanged(bool state);
    void pauseControlChanged(bool state);
    void selectChannels();

signals:

    void onOpen(const QStringList& files, bool useOriginalTimestamp, const QString& namespacePrefix);
    void onStop();
    void onAutoStep();
    void onPauseControl(bool pause);

protected:

    int32 getLoopCount() const;
    void onAutoStep(ChannelRead<void> data);
    void onPauseControl(ChannelRead<bool> data);

public:

    boost::shared_ptr<TapePlayer> player;
    TapeVisitor visitor;
    std::map<QString, Tape*> tapes;
    QSlider* slider;
    QLabel* info;
    QToolButton* btOpen;
    QToolButton* btStop;
    QToolButton* btPlay;
    QToolButton* btStep;
    QToolButton* cbLoop;
    QToolButton* btChannels;
    QAction* actStep;
    QAction* actAutoStep;
    QAction* actPauseControl;
    QMenu* loopMenu;
    std::vector<QAction*> actLoopCount;
    int32 loopCount;
    QLabel* lblSpeed;
    QSlider* speed;
    QTimer checkTimer;

    QStringList lastTapes;
    boost::optional<std::vector<std::string>> lastChannelsToPlay;

    std::string mStepToChannel;
    std::string mAutoStepChannel;
    std::string mPauseControlChannel;
    bool useOriginalTimestamp;
    std::string namespacePrefix;
    Time lastTime;
};


}

#endif