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header_editor.cpp
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/*
***************************************************************************
*
* Author: Teunis van Beelen
*
* Copyright (C) 2010, 2011, 2012, 2013, 2014, 2015, 2016 Teunis van Beelen
*
* Email: [email protected]
*
***************************************************************************
*
* 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 <http://www.gnu.org/licenses/>.
*
***************************************************************************
*/
#include "header_editor.h"
UI_headerEditorWindow::UI_headerEditorWindow(QWidget *w_parent)
{
mainwindow = (UI_Mainwindow *)w_parent;
setWindowTitle("EDF+/BDF+ header editor");
edf = 0;
bdf = 0;
edfplus = 0;
bdfplus = 0;
edfsignals = 0;
file = NULL;
setMinimumSize(690, 525);
setMaximumSize(690, 525);
tabholder = new QTabWidget(this);
tabholder->setGeometry(0, 0, 690, 455);
tab1 = new QWidget;
tab2 = new QWidget;
fileNameLabel = new QLabel(tab1);
fileNameLabel->setGeometry(10, 10, 670, 25);
startTimeDateLabel = new QLabel(tab1);
startTimeDateLabel->setGeometry(10, 45, 80, 25);
startTimeDateLabel->setText("Starttime");
startTimeDateLabel->setVisible(false);
startTimeDate = new QDateTimeEdit(tab1);
startTimeDate->setGeometry(100, 45, 250, 25);
startTimeDate->setDisplayFormat("dd.MM.yyyy hh:mm:ss");
startTimeDate->setMinimumDate(QDate(1970, 1, 1));
startTimeDate->setMaximumDate(QDate(2299, 12, 31));
startTimeDate->setVisible(false);
label1 = new QLabel(tab1);
label1->setGeometry(10, 80, 80, 25);
label1->setText("Subject");
label1->setVisible(false);
lineEdit1 = new QLineEdit(tab1);
lineEdit1->setGeometry(100, 80, 580, 25);
lineEdit1->setMaxLength(80);
lineEdit1->setVisible(false);
label2 = new QLabel(tab1);
label2->setGeometry(10, 115, 80, 25);
label2->setText("Recording");
label2->setVisible(false);
lineEdit2 = new QLineEdit(tab1);
lineEdit2->setGeometry(100, 115, 580, 25);
lineEdit2->setMaxLength(80);
lineEdit2->setVisible(false);
label3 = new QLabel(tab1);
label3->setGeometry(10, 80, 80, 25);
label3->setText("Subject code");
label3->setVisible(false);
lineEdit3 = new QLineEdit(tab1);
lineEdit3->setGeometry(100, 80, 580, 25);
lineEdit3->setMaxLength(80);
lineEdit3->setVisible(false);
label4 = new QLabel(tab1);
label4->setGeometry(10, 115, 80, 25);
label4->setText("Subject name");
label4->setVisible(false);
lineEdit4 = new QLineEdit(tab1);
lineEdit4->setGeometry(100, 115, 580, 25);
lineEdit4->setMaxLength(80);
lineEdit4->setVisible(false);
label11 = new QLabel(tab1);
label11->setGeometry(10, 150, 80, 25);
label11->setText("Gender");
label11->setVisible(false);
comboBox1 = new QComboBox(tab1);
comboBox1->setGeometry(100, 150, 125, 25);
comboBox1->addItem("unknown");
comboBox1->addItem("male");
comboBox1->addItem("female");
comboBox1->setVisible(false);
charsleft1Label = new QLabel(tab1);
charsleft1Label->setGeometry(500, 150, 120, 25);
charsleft1Label->setVisible(false);
label12 = new QLabel(tab1);
label12->setGeometry(10, 185, 80, 25);
label12->setText("Birthdate");
label12->setVisible(false);
dateEdit1 = new QDateEdit(tab1);
dateEdit1->setGeometry(100, 185, 125, 25);
dateEdit1->setDisplayFormat("d MMM yyyy");
dateEdit1->setVisible(false);
checkBox1 = new QCheckBox("No birthdate", tab1);
checkBox1->setGeometry(245, 185, 125, 25);
checkBox1->setTristate(false);
checkBox1->setCheckState(Qt::Unchecked);
checkBox1->setVisible(false);
label5 = new QLabel(tab1);
label5->setGeometry(10, 220, 80, 25);
label5->setText("Additional info");
label5->setVisible(false);
lineEdit5 = new QLineEdit(tab1);
lineEdit5->setGeometry(100, 220, 580, 25);
lineEdit5->setMaxLength(80);
lineEdit5->setVisible(false);
label6 = new QLabel(tab1);
label6->setGeometry(10, 255, 80, 25);
label6->setText("Admin. code");
label6->setVisible(false);
lineEdit6 = new QLineEdit(tab1);
lineEdit6->setGeometry(100, 255, 580, 25);
lineEdit6->setMaxLength(80);
lineEdit6->setVisible(false);
label7 = new QLabel(tab1);
label7->setGeometry(10, 290, 80, 25);
label7->setText("Technician");
label7->setVisible(false);
lineEdit7 = new QLineEdit(tab1);
lineEdit7->setGeometry(100, 290, 580, 25);
lineEdit7->setMaxLength(80);
lineEdit7->setVisible(false);
label8 = new QLabel(tab1);
label8->setGeometry(10, 325, 80, 25);
label8->setText("Device");
label8->setVisible(false);
lineEdit8 = new QLineEdit(tab1);
lineEdit8->setGeometry(100, 325, 580, 25);
lineEdit8->setMaxLength(80);
lineEdit8->setVisible(false);
label9 = new QLabel(tab1);
label9->setGeometry(10, 360, 80, 25);
label9->setText("Additional info");
label9->setVisible(false);
lineEdit9 = new QLineEdit(tab1);
lineEdit9->setGeometry(100, 360, 580, 25);
lineEdit9->setMaxLength(80);
lineEdit9->setVisible(false);
charsleft2Label = new QLabel(tab1);
charsleft2Label->setGeometry(500, 395, 120, 25);
charsleft2Label->setVisible(false);
signallist = new QTableWidget(tab2);
signallist->setGeometry(10, 10, 670, 375);
signallist->setSelectionMode(QAbstractItemView::NoSelection);
signallist->setEditTriggers(QAbstractItemView::NoEditTriggers);
signallist->setColumnCount(4);
signallist->setSelectionMode(QAbstractItemView::NoSelection);
signallist->setColumnWidth(0, 180);
signallist->setColumnWidth(1, 120);
signallist->setColumnWidth(2, 520);
signallist->setColumnWidth(3, 520);
QStringList horizontallabels;
horizontallabels += "Label";
horizontallabels += "Physical dimension";
horizontallabels += "Prefilter";
horizontallabels += "Transducer";
signallist->setHorizontalHeaderLabels(horizontallabels);
pushButton1 = new QPushButton(this);
pushButton1->setGeometry(580, 475, 100, 25);
pushButton1->setText("Close");
pushButton2 = new QPushButton(this);
pushButton2->setGeometry(200, 475, 100, 25);
pushButton2->setText("Save");
pushButton3 = new QPushButton(this);
pushButton3->setGeometry(10, 475, 100, 25);
pushButton3->setText("Select file");
helpButton = new QPushButton(this);
helpButton->setGeometry(380, 475, 100, 25);
helpButton->setText("Help");
connect(pushButton1, SIGNAL(clicked()), this, SLOT(close()));
connect(pushButton2, SIGNAL(clicked()), this, SLOT(save_hdr()));
connect(pushButton3, SIGNAL(clicked()), this, SLOT(open_file()));
connect(helpButton, SIGNAL(clicked()), this, SLOT(helpbuttonpressed()));
tabholder->addTab(tab1, "Header");
tabholder->addTab(tab2, "Signals");
hdr = (char *)malloc(256 * 2050);
QMessageBox messagewindow(QMessageBox::Warning, "Warning", "Always make a backup copy of your file before using this tool!");
messagewindow.exec();
exec();
}
void UI_headerEditorWindow::closeEvent(QCloseEvent *cl_event)
{
if(file != NULL)
{
fclose(file);
}
if(hdr != NULL)
{
free(hdr);
}
cl_event->accept();
}
void UI_headerEditorWindow::open_file()
{
long long filesize;
if(file != NULL)
{
fclose(file);
file = NULL;
}
edf = 0;
bdf = 0;
edfplus = 0;
bdfplus = 0;
edfsignals = 0;
disconnect(lineEdit3, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
disconnect(lineEdit4, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
disconnect(lineEdit5, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
disconnect(lineEdit6, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
disconnect(lineEdit7, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
disconnect(lineEdit8, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
disconnect(lineEdit9, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
lineEdit3->setMaxLength(80);
lineEdit4->setMaxLength(80);
lineEdit5->setMaxLength(80);
lineEdit6->setMaxLength(80);
lineEdit7->setMaxLength(80);
lineEdit8->setMaxLength(80);
lineEdit9->setMaxLength(80);
lineEdit1->clear();
lineEdit2->clear();
lineEdit3->clear();
lineEdit4->clear();
lineEdit5->clear();
lineEdit6->clear();
lineEdit7->clear();
lineEdit8->clear();
lineEdit9->clear();
signallist->setRowCount(0);
fileNameLabel->clear();
if(hdr==NULL)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "A memory allocation error occurred. (hdr)");
messagewindow.exec();
return;
}
strcpy(path, QFileDialog::getOpenFileName(0, "Open file", QString::fromLocal8Bit(mainwindow->recent_opendir), "EDF/BDF files (*.edf *.EDF *.bdf *.BDF)").toLocal8Bit().data());
if(!strcmp(path, ""))
{
return;
}
get_directory_from_path(mainwindow->recent_opendir, path, MAX_PATH_LENGTH);
if(mainwindow->file_is_opened(path))
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Selected file is in use.");
messagewindow.exec();
return;
}
file = fopeno(path, "r+b");
if(file==NULL)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Can not open file.");
messagewindow.exec();
return;
}
rewind(file);
if(fread(hdr, 256, 1, file) != 1)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Can not read from file.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
if(!(strncmp(hdr, "0 ", 8))) edf = 1;
if((!(strncmp(hdr + 1, "BIOSEMI", 7))) && (((unsigned char *)hdr)[0] == 255))
{
bdf = 1;
}
if((!edf) && (!bdf))
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "File is not a valid EDF or BDF file.\n"
"Invalid version.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
edfsignals = antoi(hdr + 252, 4);
if(edfsignals < 1)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Invalid number of signals in header (less than 1)");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
if(edfsignals > 2049)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Number of signals in header is more than 2048.\n"
"This tool can not process more than 2048 signals.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
fseeko(file, 0LL, SEEK_END);
filesize = ftello(file);
if(filesize < (((edfsignals + 1LL) * 256LL) + edfsignals))
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Filesize is too small.\n"
"Can not fix this file.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
if((!(strncmp(hdr + 192, "EDF+C", 5))) || (!(strncmp(hdr + 192, "EDF+D", 5))))
{
edfplus = 1;
}
if((!(strncmp(hdr + 192, "BDF+C", 5))) || (!(strncmp(hdr + 192, "BDF+D", 5))))
{
bdfplus = 1;
}
read_header();
}
void UI_headerEditorWindow::read_header()
{
int i, j, p, r;
char scratchpad[256],
str[256];
if(file == NULL)
{
return;
}
fileNameLabel->setText(QString::fromLocal8Bit(path));
rewind(file);
if(fread(hdr, (256 * edfsignals) + 256, 1, file) != 1)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Can not read from file.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
startTimeDate->setVisible(true);
startTimeDateLabel->setVisible(true);
if(edfplus || bdfplus)
{
startTimeDate->setMinimumDate(QDate(1970, 1, 1));
startTimeDate->setMaximumDate(QDate(2299, 12, 31));
startTimeDate->setDate(QDate(1970, 1, 1));
}
else
{
startTimeDate->setMinimumDate(QDate(1985, 1, 1));
startTimeDate->setMaximumDate(QDate(2084, 12, 31));
startTimeDate->setDate(QDate(1985, 1, 1));
}
startTimeDate->setTime(QTime(0, 0, 0));
memcpy(scratchpad, hdr + 168, 8);
scratchpad[2] = 0;
scratchpad[5] = 0;
scratchpad[8] = 0;
r = atoi(scratchpad + 6);
if(r < 85)
{
r += 2000;
}
else
{
r += 1900;
}
startTimeDate->setDate(QDate(r, atoi(scratchpad + 3), atoi(scratchpad)));
startTimeDate->setMinimumDate(QDate(1985, 1, 1));
startTimeDate->setMaximumDate(QDate(2084, 12, 31));
memcpy(scratchpad, hdr + 176, 8);
scratchpad[2] = 0;
scratchpad[5] = 0;
scratchpad[8] = 0;
startTimeDate->setTime(QTime(atoi(scratchpad), atoi(scratchpad + 3), atoi(scratchpad + 6)));
if(edfplus || bdfplus)
{
label1->setVisible(false);
label2->setVisible(false);
lineEdit1->setVisible(false);
lineEdit2->setVisible(false);
label3->setVisible(true);
label4->setVisible(true);
label5->setVisible(true);
label6->setVisible(true);
label7->setVisible(true);
label8->setVisible(true);
label9->setVisible(true);
label11->setVisible(true);
label12->setVisible(true);
charsleft1Label->setVisible(true);
charsleft2Label->setVisible(true);
lineEdit3->setVisible(true);
lineEdit4->setVisible(true);
lineEdit5->setVisible(true);
lineEdit6->setVisible(true);
lineEdit7->setVisible(true);
lineEdit8->setVisible(true);
lineEdit9->setVisible(true);
comboBox1->setVisible(true);
checkBox1->setVisible(true);
dateEdit1->setVisible(true);
strncpy(scratchpad, hdr + 8, 80);
scratchpad[80] = 0;
strcat(scratchpad, " ");
p = 0;
for(i=0; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad, "X ", 2))
{
scratchpad[i] = 0;
for(j=p; j<i; j++)
{
if(scratchpad[j] == '_') scratchpad[j] = ' ';
}
strcpy(str, scratchpad);
remove_trailing_spaces(str);
lineEdit3->setText(str);
}
else
{
lineEdit3->clear();
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
comboBox1->setCurrentIndex(0);
if(!(strncmp(scratchpad + p, "M ", 2)))
{
comboBox1->setCurrentIndex(1);
}
if(!(strncmp(scratchpad + p, "F ", 2)))
{
comboBox1->setCurrentIndex(2);
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
dateEdit1->setDate(QDate(1800, 1, 1));
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
r = 0;
if(!strncmp(scratchpad + p + 3, "JAN", 3)) r = 1;
else if(!strncmp(scratchpad + p + 3, "FEB", 3)) r = 2;
else if(!strncmp(scratchpad + p + 3, "MAR", 3)) r = 3;
else if(!strncmp(scratchpad + p + 3, "APR", 3)) r = 4;
else if(!strncmp(scratchpad + p + 3, "MAY", 3)) r = 5;
else if(!strncmp(scratchpad + p + 3, "JUN", 3)) r = 6;
else if(!strncmp(scratchpad + p + 3, "JUL", 3)) r = 7;
else if(!strncmp(scratchpad + p + 3, "AUG", 3)) r = 8;
else if(!strncmp(scratchpad + p + 3, "SEP", 3)) r = 9;
else if(!strncmp(scratchpad + p + 3, "OCT", 3)) r = 10;
else if(!strncmp(scratchpad + p + 3, "NOV", 3)) r = 11;
else if(!strncmp(scratchpad + p + 3, "DEC", 3)) r = 12;
if(r)
{
dateEdit1->setDate(QDate(atoi(scratchpad + p + 7), r, atoi(scratchpad + p)));
checkBox1->setCheckState(Qt::Unchecked);
}
p += 10;
}
else
{
checkBox1->setCheckState(Qt::Checked);
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
for(j=p; j<i; j++)
{
if(scratchpad[j] == '_') scratchpad[j] = ' ';
}
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit4->setText(str);
}
else
{
lineEdit4->clear();
}
p = ++i;
scratchpad[80] = 0;
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit5->setText(str);
strncpy(scratchpad, hdr + 88, 80);
scratchpad[80] = 0;
strcat(scratchpad, " ");
p = 10;
for(i=10; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
has_startdate = 1;
scratchpad[12] = 0;
scratchpad[16] = 0;
scratchpad[21] = 0;
r = 0;
if(!strncmp(scratchpad + 13, "JAN", 3)) r = 1;
else if(!strncmp(scratchpad + 13, "FEB", 3)) r = 2;
else if(!strncmp(scratchpad + 13, "MAR", 3)) r = 3;
else if(!strncmp(scratchpad + 13, "APR", 3)) r = 4;
else if(!strncmp(scratchpad + 13, "MAY", 3)) r = 5;
else if(!strncmp(scratchpad + 13, "JUN", 3)) r = 6;
else if(!strncmp(scratchpad + 13, "JUL", 3)) r = 7;
else if(!strncmp(scratchpad + 13, "AUG", 3)) r = 8;
else if(!strncmp(scratchpad + 13, "SEP", 3)) r = 9;
else if(!strncmp(scratchpad + 13, "OCT", 3)) r = 10;
else if(!strncmp(scratchpad + 13, "NOV", 3)) r = 11;
else if(!strncmp(scratchpad + 13, "DEC", 3)) r = 12;
if(r)
{
startTimeDate->setDate(QDate(atoi(scratchpad + 17), r, atoi(scratchpad + 10)));
startTimeDate->setMinimumDate(QDate(1970, 1, 1));
startTimeDate->setMaximumDate(QDate(2299, 12, 31));
}
}
else
{
has_startdate = 0;
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
for(j=p; j<i; j++)
{
if(scratchpad[j] == '_') scratchpad[j] = ' ';
}
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit6->setText(str);
}
else
{
lineEdit6->clear();
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
for(j=p; j<i; j++)
{
if(scratchpad[j] == '_') scratchpad[j] = ' ';
}
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit7->setText(str);
}
else
{
lineEdit7->clear();
}
p = ++i;
for(; i<80; i++)
{
if(scratchpad[i] == ' ') break;
}
if(strncmp(scratchpad + p, "X ", 2))
{
scratchpad[i] = 0;
for(j=p; j<i; j++)
{
if(scratchpad[j] == '_') scratchpad[j] = ' ';
}
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit8->setText(str);
}
else
{
lineEdit8->clear();
}
p = ++i;
scratchpad[80] = 0;
strcpy(str, scratchpad + p);
remove_trailing_spaces(str);
lineEdit9->setText(str);
calculate_chars_left_name("");
calculate_chars_left_recording("");
connect(lineEdit3, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
connect(lineEdit4, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
connect(lineEdit5, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_name(const QString &)));
connect(lineEdit6, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
connect(lineEdit7, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
connect(lineEdit8, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
connect(lineEdit9, SIGNAL(textEdited(const QString &)), this, SLOT(calculate_chars_left_recording(const QString &)));
}
else
{
label3->setVisible(false);
label4->setVisible(false);
label5->setVisible(false);
label6->setVisible(false);
label7->setVisible(false);
label8->setVisible(false);
label9->setVisible(false);
label11->setVisible(false);
label12->setVisible(false);
charsleft1Label->setVisible(false);
charsleft2Label->setVisible(false);
lineEdit3->setVisible(false);
lineEdit4->setVisible(false);
lineEdit5->setVisible(false);
lineEdit6->setVisible(false);
lineEdit7->setVisible(false);
lineEdit8->setVisible(false);
lineEdit9->setVisible(false);
comboBox1->setVisible(false);
checkBox1->setVisible(false);
dateEdit1->setVisible(false);
label1->setVisible(true);
label2->setVisible(true);
lineEdit1->setVisible(true);
lineEdit2->setVisible(true);
strncpy(scratchpad, hdr + 8, 80);
scratchpad[80] = 0;
remove_trailing_spaces(scratchpad);
lineEdit1->setText(scratchpad);
strncpy(scratchpad, hdr + 88, 80);
scratchpad[80] = 0;
remove_trailing_spaces(scratchpad);
lineEdit2->setText(scratchpad);
}
datrecs = antoi(hdr + 236, 8);
signallist->setRowCount(edfsignals);
recordsize = 0;
for(i=0; i<edfsignals; i++)
{
signallist->setRowHeight(i, 25);
strncpy(scratchpad, hdr + 256 + (i * 16), 16);
scratchpad[16] = 0;
remove_trailing_spaces(scratchpad);
signallist->setCellWidget(i, 0, new QLineEdit(scratchpad));
((QLineEdit *)(signallist->cellWidget(i, 0)))->setMaxLength(16);
((QLineEdit *)(signallist->cellWidget(i, 0)))->setText(scratchpad);
strncpy(scratchpad, hdr + 256 + (edfsignals * 96) + (i * 8), 8);
scratchpad[8] = 0;
remove_trailing_spaces(scratchpad);
signallist->setCellWidget(i, 1, new QLineEdit(scratchpad));
((QLineEdit *)(signallist->cellWidget(i, 1)))->setMaxLength(8);
((QLineEdit *)(signallist->cellWidget(i, 1)))->setText(scratchpad);
strncpy(scratchpad, hdr + 256 + (edfsignals * 136) + (i * 80), 80);
scratchpad[80] = 0;
remove_trailing_spaces(scratchpad);
signallist->setCellWidget(i, 2, new QLineEdit(scratchpad));
((QLineEdit *)(signallist->cellWidget(i, 2)))->setMaxLength(80);
((QLineEdit *)(signallist->cellWidget(i, 2)))->setText(scratchpad);
strncpy(scratchpad, hdr + 256 + (edfsignals * 16) + (i * 80), 80);
scratchpad[80] = 0;
remove_trailing_spaces(scratchpad);
signallist->setCellWidget(i, 3, new QLineEdit(scratchpad));
((QLineEdit *)(signallist->cellWidget(i, 3)))->setMaxLength(80);
((QLineEdit *)(signallist->cellWidget(i, 3)))->setText(scratchpad);
strncpy(scratchpad, hdr + 256 + (edfsignals * 216) + (i * 8), 8);
scratchpad[8] = 0;
if(atoi(scratchpad) < 1)
{
sprintf(str, "Samples per record of signal %i is less than 1.\n"
"Can not fix this file.", i + 1);
QMessageBox messagewindow(QMessageBox::Critical, "Error", str);
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
if(bdf)
{
recordsize += (atoi(scratchpad) * 3);
}
else
{
recordsize += (atoi(scratchpad) * 2);
}
if(edfplus)
{
if(!(strncmp(((QLineEdit *)(signallist->cellWidget(i, 0)))->text().toLatin1().data(), "EDF Annotations", 15)))
{
((QLineEdit *)(signallist->cellWidget(i, 0)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 1)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 2)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 3)))->setEnabled(false);
}
}
if(bdfplus)
{
if(!(strncmp(((QLineEdit *)(signallist->cellWidget(i, 0)))->text().toLatin1().data(), "BDF Annotations", 15)))
{
((QLineEdit *)(signallist->cellWidget(i, 0)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 1)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 2)))->setEnabled(false);
((QLineEdit *)(signallist->cellWidget(i, 3)))->setEnabled(false);
}
}
}
if(recordsize < 1)
{
QMessageBox messagewindow(QMessageBox::Critical, "Error", "Recordsize is less than 1.\n"
"Can not fix this file.");
messagewindow.exec();
fclose(file);
file = NULL;
return;
}
}
void UI_headerEditorWindow::save_hdr()
{
int i, j, p, len, hassign;
char scratchpad[256],
str[256];
long long filesize,
l_tmp=0LL;
if(file == NULL)
{
return;
}
sprintf(scratchpad, "%02i.%02i.%02i%02i.%02i.%02i",
startTimeDate->date().day(),
startTimeDate->date().month(),
startTimeDate->date().year() % 100,
startTimeDate->time().hour(),
startTimeDate->time().minute(),
startTimeDate->time().second());
fseeko(file, 168LL, SEEK_SET);
fprintf(file, "%s", scratchpad);
if(edfplus || bdfplus)
{
str[0] = 0;
len = strlen(lineEdit3->text().toLatin1().data()); // patient code
if(len)
{
strcpy(scratchpad, lineEdit3->text().toLatin1().data());
latin1_to_ascii(scratchpad, len);
remove_trailing_spaces(scratchpad);
for(i=0; i<len; i++)
{
if(scratchpad[i] == ' ') scratchpad[i] = '_';
}
if(!strlen(scratchpad))
{
strcpy(scratchpad, "X");
}
strcat(scratchpad, " ");
strcat(str, scratchpad);
}
else
{
strcat(str, "X ");
}
if(comboBox1->currentIndex() == 0) // gender
{
strcat(str, "X ");
}
if(comboBox1->currentIndex() == 1)
{
strcat(str, "M ");
}
if(comboBox1->currentIndex() == 2)
{
strcat(str, "F ");
}
if(checkBox1->checkState() == Qt::Checked) // birthdate
{
strcat(str, "X ");
}
else
{
i = dateEdit1->date().month();
switch(i)
{
case 1 : sprintf(scratchpad, "%02i-JAN-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 2 : sprintf(scratchpad, "%02i-FEB-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 3 : sprintf(scratchpad, "%02i-MAR-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 4 : sprintf(scratchpad, "%02i-APR-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 5 : sprintf(scratchpad, "%02i-MAY-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 6 : sprintf(scratchpad, "%02i-JUN-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 7 : sprintf(scratchpad, "%02i-JUL-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 8 : sprintf(scratchpad, "%02i-AUG-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 9 : sprintf(scratchpad, "%02i-SEP-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 10 : sprintf(scratchpad, "%02i-OCT-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 11 : sprintf(scratchpad, "%02i-NOV-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
case 12 : sprintf(scratchpad, "%02i-DEC-%04i ", dateEdit1->date().day(), dateEdit1->date().year());
break;
}
strcat(str, scratchpad);
}