diff options
Diffstat (limited to 'trunk/src/GudhUI/gui/Menu_edge_contraction.cpp')
-rw-r--r-- | trunk/src/GudhUI/gui/Menu_edge_contraction.cpp | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/trunk/src/GudhUI/gui/Menu_edge_contraction.cpp b/trunk/src/GudhUI/gui/Menu_edge_contraction.cpp new file mode 100644 index 00000000..a679b0bf --- /dev/null +++ b/trunk/src/GudhUI/gui/Menu_edge_contraction.cpp @@ -0,0 +1,97 @@ +/* This file is part of the Gudhi Library. The Gudhi library + * (Geometric Understanding in Higher Dimensions) is a generic C++ + * library for computational topology. + * + * Author(s): David Salinas + * + * Copyright (C) 2014 INRIA Sophia Antipolis-Mediterranee (France) + * + * 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/>. + */ + +#ifndef GUI_MENU_EDGE_CONTRACTION_CPP_ +#define GUI_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(static_cast<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 / static_cast<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(static_cast<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 // GUI_MENU_EDGE_CONTRACTION_CPP_ |