#include "primitiveeditor.h"
#include "ui_primitiveeditor.h"
#include <QMetaEnum>
#include "glprimitives.h"
#include "glmesh.h"


PrimitiveEditor::PrimitiveEditor(QWidget *parent) : QWidget(parent), ui(new Ui::PrimitiveEditor) {
	view = 0;
	ui->setupUi(this);
	editors[Plane] << ui->widgetWidth;
	editors[Plane] << ui->widgetLength;
	editors[Cube] << ui->widgetWidth;
	editors[Cube] << ui->widgetLength;
	editors[Cube] << ui->widgetHeight;
	editors[Ellipsoid] << ui->widgetWidth;
	editors[Ellipsoid] << ui->widgetLength;
	editors[Ellipsoid] << ui->widgetHeight;
	editors[Ellipsoid] << ui->widgetSegments;
	editors[Ellipsoid] << ui->widgetSegments2;
	editors[Disc] << ui->widgetWidth;
	editors[Disc] << ui->widgetLength;
	editors[Disc] << ui->widgetSegments;
	editors[Disc] << ui->widgetAngle;
	editors[Cone] << ui->widgetWidth;
	editors[Cone] << ui->widgetLength;
	editors[Cone] << ui->widgetHeight;
	editors[Cone] << ui->widgetSegments;
	editors[Cylinder] << ui->widgetWidth;
	editors[Cylinder] << ui->widgetLength;
	editors[Cylinder] << ui->widgetHeight;
	editors[Cylinder] << ui->widgetSegments;
	editors[Torus] << ui->widgetRadius1;
	editors[Torus] << ui->widgetRadius2;
	editors[Torus] << ui->widgetSegments;
	editors[Torus] << ui->widgetSegments2;
	editors[Torus] << ui->widgetAngle;
	QSet<QWidget *> all;
	QMetaEnum me = metaObject()->enumerator(0);
	for (int i=0; i<me.keyCount(); ++i) {
		ui->comboPrimitives->addItem(me.key(i));
		all.unite(editors[(PrimitiveType)me.value(i)].toSet());
	}
	all_editors = all.toList();
	foreach (QWidget * w, all_editors) {
		if (w->layout()) w->layout()->setContentsMargins(0, layout()->spacing(), 0, 0);
	}

	ui->comboPrimitives->setCurrentIndex(Plane);
}


PrimitiveEditor::~PrimitiveEditor() {
	delete ui;
}


void PrimitiveEditor::assignQGLView(QGLView * v) {
	view = v;
//	connect(view, SIGNAL(selectionChanged()), this, SLOT(selectionChanged()));
//	connect(view, SIGNAL(objectsPositionChanged()), this, SLOT(selectionChanged()));
//	connect(view->scene(), SIGNAL(treeChanged()), this, SLOT(selectionChanged()));
//	selectionChanged();
}


void PrimitiveEditor::showEditors() {
	foreach (QWidget * w, all_editors) w->hide();
	PrimitiveType pt = (PrimitiveType)ui->comboPrimitives->currentIndex();
	QList<QWidget *> wds = editors[pt];
	foreach (QWidget * w, wds) w->show();
}


void PrimitiveEditor::on_buttonAdd_clicked() {
	if (!view) return;
	Mesh * m = 0;
	PrimitiveType pt = (PrimitiveType)ui->comboPrimitives->currentIndex();
	switch (pt) {
		case Plane:
			m = Primitive::plane(ui->spinWidth->value(),
								 ui->spinLength->value());
			break;
		case Cube:
			m = Primitive::cube(ui->spinWidth->value(),
								ui->spinLength->value(),
								ui->spinHeight->value());
			break;
		case Ellipsoid:
			m = Primitive::ellipsoid(ui->spinSegments->value(),
									 ui->spinSegments2->value(),
									 ui->spinWidth->value(),
									 ui->spinLength->value(),
									 ui->spinHeight->value());
			break;
		case Disc:
			m = Primitive::disc(ui->spinSegments->value(),
								ui->spinWidth->value(),
								ui->spinLength->value(),
								true,
								ui->spinAngle->value());
			break;
		case Cone:
			m = Primitive::cone(ui->spinSegments->value(),
								ui->spinWidth->value(),
								ui->spinLength->value(),
								ui->spinHeight->value());
			break;
		case Cylinder:
			m = Primitive::cylinder(ui->spinSegments->value(),
									ui->spinWidth->value(),
									ui->spinLength->value(),
									ui->spinHeight->value());
			break;
		case Torus:
			m = Primitive::torus(ui->spinSegments->value(),
								 ui->spinSegments2->value(),
								 ui->spinRadius->value(),
								 ui->spinRadius2->value(),
								 ui->spinAngle->value());
			break;
	}
	if (m) {
		if (ui->flipNormals->isChecked()) m->flipNormals();
		ObjectBase * o = new ObjectBase(m);
		o->setColor(ui->colorButton->color());
		o->setName(ui->comboPrimitives->currentText());
		view->scene()->addObject(o);
		view->scene()->selectObject(o);
		delete m;
	}
}


void PrimitiveEditor::on_comboPrimitives_currentIndexChanged(int index) {
	showEditors();
}