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#include <CGAL/IO/io.h>
#include <CGAL/Three/Three.h>
#include <CGAL/Three/CGAL_Lab_io_plugin_interface.h>
#include "T3_type.h"
#include <iostream>
#include <fstream>
#include "Scene_triangulation_3_item.h"
class Triangulation_3_io_plugin :
public QObject,
public CGAL::Three::CGAL_Lab_io_plugin_interface
{
Q_OBJECT
Q_INTERFACES(CGAL::Three::CGAL_Lab_io_plugin_interface)
Q_PLUGIN_METADATA(IID "com.geometryfactory.CGALLab.IOPluginInterface/1.90" FILE "triangulation_3_io_plugin.json")
public:
QString name() const override{ return "triangulation_3_io_plugin"; }
QString nameFilters() const override{ return "T3 files(*.ascii.cgal);;T3 binary files (*.binary.cgal)"; }
bool canLoad(QFileInfo) const override{ return true; }
QList<CGAL::Three::Scene_item*> load(QFileInfo fileinfo, bool& ok, bool add_to_scene=true) override{
// Open file
std::ifstream ifs(fileinfo.filePath().toUtf8());
if(!ifs) {
std::cerr << "Error! Cannot open file " << (const char*)fileinfo.filePath().toUtf8() << std::endl;
ok = false;
return QList<CGAL::Three::Scene_item*>();
}
T3 tr;;
if(fileinfo.absoluteFilePath().endsWith(".binary.cgal"))
CGAL::IO::set_binary_mode(ifs);
ifs >> tr;
if(ifs.fail() || !tr.is_valid(false)) {
std::cerr << "Error! Cannot open file " << (const char*)fileinfo.filePath().toUtf8() << std::endl;
ok = false;
return QList<CGAL::Three::Scene_item*>();
}
Scene_triangulation_3_item* new_item = new Scene_triangulation_3_item(tr);
new_item->setName(fileinfo.fileName());
new_item->invalidateOpenGLBuffers();
if(add_to_scene)
CGAL::Three::Three::scene()->addItem(new_item);
ok = true;
return QList<CGAL::Three::Scene_item*>()<<new_item;
}
bool canSave(const CGAL::Three::Scene_item* item)override
{
return qobject_cast<const Scene_triangulation_3_item*>(item);
}
bool save(QFileInfo fileinfo, QList<Scene_item *> &items)override{
for(int id : CGAL::Three::Three::scene()->selectionIndices())
{
Scene_item* item = CGAL::Three::Three::scene()->item(id);
const Scene_triangulation_3_item* t3_item = qobject_cast<const Scene_triangulation_3_item*>(item);
if (!t3_item)
{
continue;
}
QString path = fileinfo.absoluteFilePath();
std::ofstream out(fileinfo.filePath().toUtf8());
if(path.endsWith(".binary.cgal"))
{
CGAL::IO::set_binary_mode(out);
}
else
{
CGAL::IO::set_ascii_mode(out);
}
out << t3_item->triangulation();
if( out.fail())
return false;
else
{
items.pop_front();
return true;
}
}
return false;
}
};
#include "triangulation_3_io_plugin.moc"
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