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/*
* Menu_edge_contraction.cpp
*
* Created on: Sep 11, 2014
* Author: dsalinas
*/
#ifndef MENU_EDGE_CONTRACTION_CPP_
#define MENU_EDGE_CONTRACTION_CPP_
#include "Menu_edge_contraction.h"
Menu_edge_contraction::Menu_edge_contraction(MainWindow* parent,const Model& model):
parent_(parent),model_(model)
{
setupUi(this);
connectActions(parent_);
}
void Menu_edge_contraction::connectActions(MainWindow* parent)
{
QObject::connect(
this->horizontalSlider,
SIGNAL(valueChanged(int)),
this,
SLOT(slider_value_changed(int))
);
QObject::connect(this, SIGNAL(contract_edges(unsigned)), parent, SLOT(contract_edges(unsigned)));
QObject::connect(this->pushButton_collapse, SIGNAL(clicked()), this, SLOT(send_contract_edges()));
}
void Menu_edge_contraction::slider_value_changed(int new_slider_value){
int num_collapses =
(horizontalSlider->value()==1)? 1 : horizontalSlider->value() * model_.num_vertices() / 100 ;
this->txt_nb_vertices->setNum((int)model_.num_vertices());
this->txt_nb_collapses->setNum(num_collapses);
this->spinBox_nb_remaining_vertices->setValue(model_.num_vertices()-num_collapses);
}
void
Menu_edge_contraction::update_slider_value(){
int num_vertices = model_.num_vertices();
int num_collapses = (horizontalSlider->value()==1)? 1 : horizontalSlider->value() * num_vertices / 100 ;
int horizontal_slider_position = num_vertices>0? num_collapses/(double)num_vertices * 100 : 1 ;
horizontalSlider->setValue(horizontal_slider_position);
}
void
Menu_edge_contraction::update_gui_numbers(){
update_slider_value();
bool ok;
int num_collapses = this->txt_nb_collapses->text().toInt(&ok,10);
if(!ok) return;
this->txt_nb_vertices->setNum((int)model_.num_vertices());
this->txt_nb_collapses->setNum(num_collapses);
this->spinBox_nb_remaining_vertices->setValue(model_.num_vertices()-num_collapses);
}
void
Menu_edge_contraction::update_gui_numbers(int new_value){
update_gui_numbers();
}
void
Menu_edge_contraction::send_contract_edges(){
emit(contract_edges(num_collapses()));
update_gui_numbers();
}
unsigned
Menu_edge_contraction::num_vertices(){
return model_.num_vertices();
}
unsigned
Menu_edge_contraction::num_collapses(){
return (horizontalSlider->value()==1)? 1 : horizontalSlider->value() * num_vertices() / 100 ;
}
#include "Menu_edge_contraction.moc"
#endif /* MENU_EDGE_CONTRACTION_CPP_ */
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