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#include <QtCore/qglobal.h>
#include <CGAL/Three/Scene_item.h>
#include <CGAL/Three/Scene_interface.h>
#include "Scene_edit_box_item.h"
#include "Scene_surface_mesh_item.h"
#include <CGAL/Three/Viewer_interface.h>
#include <CGAL/Three/Three.h>
#include <CGAL/boost/graph/helpers.h>
#include <CGAL/boost/graph/generators.h>
#include <QAction>
#include <QMainWindow>
#include <QApplication>
#include <CGAL/Three/CGAL_Lab_plugin_interface.h>
#include <CGAL/Polygon_mesh_processing/triangulate_faces.h>
using namespace CGAL::Three;
class Edit_box_plugin :
public QObject,
public CGAL_Lab_plugin_interface
{
Q_OBJECT
Q_INTERFACES(CGAL::Three::CGAL_Lab_plugin_interface)
Q_PLUGIN_METADATA(IID "com.geometryfactory.CGALLab.PluginInterface/1.0")
public:
void init(QMainWindow* mainWindow, CGAL::Three::Scene_interface* scene_interface, Messages_interface*);
QList<QAction*> actions() const {
return QList<QAction*>() << actionBbox
<< actionExport;
}
bool applicable(QAction* a) const {
if(a==actionBbox &&scene->numberOfEntries() > 0)
return true;
else if(a==actionExport )
{
for(int i = 0, end = scene->numberOfEntries();
i < end; ++i)
{
if(qobject_cast<Scene_edit_box_item*>(scene->item(i)))
{
return true;
}
}
}
return false;}
public Q_SLOTS:
void bbox();
void enableAction();
void exportToPoly();
void connectNewViewer(QObject* o)
{
for(int i=0; i<scene->numberOfEntries(); ++i)
{
Scene_edit_box_item* item = qobject_cast<Scene_edit_box_item*>(
scene->item(i));
if(item)
o->installEventFilter(item);
}
}
private:
CGAL::Three::Scene_interface* scene;
QMainWindow* mw;
QAction* actionBbox;
QAction* actionExport;
}; // end Edit_box_plugin
void Edit_box_plugin::init(QMainWindow* mainWindow, CGAL::Three::Scene_interface* scene_interface, Messages_interface*)
{
scene = scene_interface;
mw = mainWindow;
actionBbox = new QAction(tr("Create Editable Bbox"), mainWindow);
connect(actionBbox, SIGNAL(triggered()),
this, SLOT(bbox()));
actionExport = new QAction(tr("Export to Face_graph item"), mainWindow);
connect(actionExport, SIGNAL(triggered()),
this, SLOT(exportToPoly()));
connect(mw, SIGNAL(newViewerCreated(QObject*)),
this, SLOT(connectNewViewer(QObject*)));
}
void Edit_box_plugin::bbox()
{
for(int i = 0, end = scene->numberOfEntries();
i < end; ++i)
{
if(qobject_cast<Scene_edit_box_item*>(scene->item(i)))
return;
}
QApplication::setOverrideCursor(Qt::WaitCursor);
Scene_edit_box_item* item = new Scene_edit_box_item(scene);
connect(item, SIGNAL(destroyed()),
this, SLOT(enableAction()));
item->setName("Edit box");
item->setRenderingMode(FlatPlusEdges);
for(CGAL::QGLViewer* viewer : CGAL::QGLViewer::QGLViewerPool())
viewer->installEventFilter(item);
scene->addItem(item);
actionBbox->setEnabled(false);
QApplication::restoreOverrideCursor();
}
void Edit_box_plugin::enableAction() {
actionBbox->setEnabled(true);
}
void Edit_box_plugin::exportToPoly()
{
int id =0;
const CGAL::qglviewer::Vec v_offset = Three::mainViewer()->offset();
EPICK::Vector_3 offset(v_offset.x, v_offset.y, v_offset.z);
Scene_edit_box_item* item = nullptr;
for(int i = 0, end = scene->numberOfEntries();
i < end; ++i)
{
item = qobject_cast<Scene_edit_box_item*>(scene->item(i));
if(item)
{
id = i;
break;
}
}
EPICK::Point_3 points[8];
for(int i=0; i<8; ++i)
{
points[i] = EPICK::Point_3(item->point(i,0),item->point(i,1), item->point(i,2))-offset;
}
Scene_surface_mesh_item* poly_item = new Scene_surface_mesh_item();
CGAL::make_hexahedron(points[0],
points[3],
points[2],
points[1],
points[5],
points[4],
points[7],
points[6],
*poly_item->polyhedron());
CGAL::Polygon_mesh_processing::triangulate_faces(*poly_item->polyhedron());
poly_item->setName("Edit box");
poly_item->setRenderingMode(FlatPlusEdges);
poly_item->invalidateOpenGLBuffers();
scene->replaceItem(id, poly_item, true);
item->deleteLater();
actionBbox->setEnabled(true);
}
#include "Edit_box_plugin.moc"
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