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dlgbinarization.cpp
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dlgbinarization.cpp
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#include "dlgbinarization.h"
#include "ui_dlgbinarization.h"
dlgBinarization::dlgBinarization(QWidget *parent) :
QDialog(parent),
ui(new Ui::dlgBinarization)
{
ui->setupUi(this);
this->threshold = 0;
connect(ui->sldrThreshold, SIGNAL(valueChanged(int)), this, SLOT(sldrThresholdChanged(int)));
connect(ui->btnApply, SIGNAL(clicked(bool)), this, SLOT(btnApplyClicked(bool)));
connect(ui->btnOtsu, SIGNAL(clicked(bool)), this, SLOT(btnOtsuClicked(bool)));
}
dlgBinarization::~dlgBinarization()
{
delete ui;
}
void dlgBinarization::setLblThreshold(){
QString format = QString::number(this->threshold);
format.prepend("t = ");
ui->lblThreshold->setText(format);
}
void dlgBinarization::setImage(dlgImage* imageDlg)
{
if(imageDlg == NULL)
return;
this->imageDlg = imageDlg;
}
// Private Slots
void dlgBinarization::sldrThresholdChanged(int value){
this->threshold = value;
this->setLblThreshold();
}
void dlgBinarization::btnApplyClicked(bool checked){
if(this->imageDlg == NULL)
return;
QImage image = this->imageDlg->getImage();
this->imageProcessor.setImage(image);
image = this->imageProcessor.binarize(this->threshold);
this->imageDlg->setImage(image);
}
void dlgBinarization::btnOtsuClicked(bool checked){
if(this->imageDlg == NULL)
return;
QImage image = this->imageDlg->getImage();
this->imageProcessor.setImage(image);
int threshold = this->imageProcessor.getOtsuThreshold();
ui->sldrThreshold->setValue(threshold);
}
// Events
void dlgBinarization::closeEvent(QCloseEvent * e){
e->ignore();
}