player.cpp

/*
 * PeTrack - Software for tracking pedestrians movement in videos
 * Copyright (C) 2010-2020 Forschungszentrum Jülich GmbH,
 * Maik Boltes, Juliane Adrian, Ricardo Martin Brualla, Arne Graf, Paul Häger, Daniel Hillebrand,
 * Deniz Kilic, Paul Lieberenz, Daniel Salden, Tobias Schrödter, Ann Katrin Seemann
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#include <QApplication>
#include <QToolButton>
#include <QVBoxLayout>
#include <QPixmap>
#include <QSlider>
#include <QStyle>
#include <QLineEdit>
#include <QLabel>
#include <QIntValidator>
#include <QtConcurrent>

#include "player.h"
#include "animation.h"
#include "petrack.h"
#include "control.h"
#include "pMessageBox.h"


Player::Player(Animation *anim, QWidget *parent) : QWidget(parent)
{
    int size = style()->pixelMetric(QStyle::PM_ToolBarIconSize);
    QSize iconSize(size, size);

    //play forward Button
    mPlayForwardButton = new QToolButton;
    mPlayForwardButton->setIcon(QPixmap(":/playF"));
    mPlayForwardButton->setIconSize(iconSize);
    connect(mPlayForwardButton, &QToolButton::clicked,this, [&](){this->play(PlayerState::FORWARD);});

    //play backward Button
    mPlayBackwardButton = new QToolButton;
    mPlayBackwardButton->setIcon(QPixmap(":/playB"));
    mPlayBackwardButton->setIconSize(iconSize);
    connect(mPlayBackwardButton, &QToolButton::clicked, this, [&](){this->play(PlayerState::BACKWARD);});

    //frame forward Button
    mFrameForwardButton = new QToolButton;
    mFrameForwardButton->setAutoRepeat(true);
    mFrameForwardButton->setAutoRepeatDelay(400);   // before repetition starts
    mFrameForwardButton->setAutoRepeatInterval(1000./DEFAULT_FPS); // war: 40 // for 1000 ms / 25 fps
    mFrameForwardButton->setIcon(QPixmap(":/skipF"));
    mFrameForwardButton->setIconSize(iconSize);
    connect(mFrameForwardButton,SIGNAL(clicked()),this,SLOT(frameForward()));

    //frame backward Button
    mFrameBackwardButton = new QToolButton;
    mFrameBackwardButton->setAutoRepeat(true);
    mFrameBackwardButton->setAutoRepeatDelay(400);   // before repetition starts
    mFrameBackwardButton->setAutoRepeatInterval(1000./DEFAULT_FPS); // war: 40 // for 1000 ms / 25 fps
    mFrameBackwardButton->setIcon(QPixmap(":/skipB"));