Files
2019-03-08 14:12:12 -08:00

99 lines
2.8 KiB
C++
Executable File

#include "goto_window.h"
#include "main_window.h"
GotoWindow::GotoWindow(QWidget *parent) : QDialog(parent) {
createControls();
setFixedSize(400, 70);
setWindowTitle(tr("Jump to Frame"));
setGeometry(300, 50, 400, 70);
}
void GotoWindow::setPlayback(Playback *playback) {
playback_thread = playback;
}
void GotoWindow::setVideoCapture(cv::VideoCapture *cap) {
capture_device = cap;
}
void GotoWindow::setDisplayWindow(DisplayWindow *win) {
disp_window = win;
}
void GotoWindow::createControls() {
goto_pos = new QSlider(Qt::Horizontal, this);
goto_pos->setGeometry(10, 10, 380, 20);
goto_pos->setMaximum(1);
goto_pos->setMinimum(0);
goto_pos->setTickInterval(0);
QLabel *lbl_sec = new QLabel(tr("Second: "), this);
QLabel *lbl_frame = new QLabel(tr("Frame: "), this);
lbl_sec->setGeometry(10, 30, 50, 20);
lbl_frame->setGeometry(180, 30, 50, 20);
goto_sec = new QLineEdit("0", this);
goto_sec->setGeometry(70,30,100, 20);
goto_frame = new QLineEdit("0", this);
goto_frame->setGeometry(230,30,100,20);
goto_jump = new QPushButton("Go", this);
goto_jump->setGeometry(340, 30, 45, 20);
connect(goto_jump, SIGNAL(clicked()), this, SLOT(pressedGo()));
connect(goto_pos, SIGNAL(valueChanged(int)), this, SLOT(slideChanged(int)));
}
void GotoWindow::setFrameIndex(int i) {
if(i < goto_pos->minimum() || i > goto_pos->maximum()) {
QMessageBox::information(this, tr("Error"), tr("Index out of range"));
return;
}
frame_index = i;
QString frame_string;
QTextStream frame_stream(&frame_string);
frame_stream << "(Current/Total Frames/Seconds) - (" << frame_index << "/" << goto_pos->maximum() << "/" << (unsigned long)(goto_pos->minimum()/goto_pos->maximum()) << ") ";
main_window->setFrameIndex(frame_index);
main_window->statusBar()->showMessage(frame_string);
}
void GotoWindow::setMainWindow(AC_MainWindow *window) {
main_window = window;
}
void GotoWindow::showImage() {
QImage img;
if(playback_thread->getFrame(img, frame_index)) {
disp_window->displayImage(img);
}
}
void GotoWindow::showWindow(int frame_index, int min, int max) {
goto_pos->setMaximum(min);
goto_pos->setMaximum(max);
goto_pos->setSliderPosition(frame_index);
slideChanged(frame_index);
show();
pressedGo();
}
void GotoWindow::pressedGo() {
QString fpos = goto_frame->text();
int f_pos = atoi(fpos.toStdString().c_str());
if(f_pos != goto_pos->sliderPosition()) {
goto_pos->setSliderPosition(f_pos);
}
setFrameIndex(f_pos);
showImage();
}
void GotoWindow::slideChanged(int pos) {
QString text;
QTextStream stream(&text);
stream << static_cast<int>(pos/ac::fps);
goto_sec->setText(text);
text = "";
stream << (pos);
goto_frame->setText(text);
}