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#include "scenemodifier.h"

#include <QBuffer>
#include <QtCore/QDebug>
#include <Qt3DCore/QTransform>
#include <Qt3DExtras/qtorusmesh.h>
#include <Qt3DExtras/qspheremesh.h>
#include <Qt3DExtras/qdiffusespecularmaterial.h>

SceneModifier::SceneModifier(Qt3DCore::QEntity* rootEntity)
    : m_pRootEntity(rootEntity)
{
    m_Camera = nullptr;
	On_QtBugCreateEntity();
         
}

SceneModifier::~SceneModifier()
{
}

void SceneModifier::SetCamera(Qt3DRender::QCamera* pCamera)
{
	m_Camera = pCamera;
}

void SceneModifier::On_QtBugCreateEntity()
{
	Qt3DCore::QEntity* pEntity = m_pRootEntity->findChild<Qt3DCore::QEntity*>("pEntity");
	if (pEntity == nullptr)
	{

		pEntity = new Qt3DCore::QEntity(m_pRootEntity);
		pEntity->setObjectName("pEntity");

		Qt3DCore::QTransform* pTransform = new Qt3DCore::QTransform();
		pTransform->setScale(1.0f);
		pTransform->setRotation(QQuaternion::fromAxisAndAngle(QVector3D(0.0f, 1.0f, 0.0f), 25.0f));
		pTransform->setTranslation(QVector3D(0.0f, 0.0f, 0.0f));
		


		Qt3DExtras::QSphereMesh* pMesh = new Qt3DExtras::QSphereMesh();
		pMesh->setRadius(300.0f);
		pMesh->setRings(100);
		pMesh->setSlices(20);


		Qt3DExtras::QDiffuseSpecularMaterial* pMaterial = new Qt3DExtras::QDiffuseSpecularMaterial();
		pMaterial->setDiffuse(QColor(255, 102, 205, 255));
		pMaterial->setAmbient(QColor(255, 102, 205, 255));

		pEntity->addComponent(pMesh);
		pEntity->addComponent(pTransform);
		pEntity->addComponent(pMaterial);
	}
}


void SceneModifier::On_QtBugAmbient()
{
	Qt3DCore::QEntity* pEntity = m_pRootEntity->findChild<Qt3DCore::QEntity*>("pEntity");
	if (pEntity != nullptr)
	{
		Qt3DCore::QComponentVector ComponentList = pEntity->components();
		for (Qt3DCore::QComponent* pComp : ComponentList)
		{
			if (qobject_cast<const Qt3DExtras::QDiffuseSpecularMaterial*>(pComp) != nullptr)
			{
				Qt3DExtras::QDiffuseSpecularMaterial* pMat = qobject_cast<Qt3DExtras::QDiffuseSpecularMaterial*>(pComp);
				QColor MeshColor(rand() % 255, rand() % 255, rand() % 255, 255);
				pMat->setAmbient(MeshColor);
			}
		}
	}
}

void SceneModifier::On_QtBugDiffuse()
{
	Qt3DCore::QEntity* pEntity = m_pRootEntity->findChild<Qt3DCore::QEntity*>("pEntity");

	if (pEntity != nullptr)
	{
		Qt3DCore::QComponentVector ComponentList = pEntity->components();
		for (Qt3DCore::QComponent* pComp : ComponentList)
		{
			if (qobject_cast<const Qt3DExtras::QDiffuseSpecularMaterial*>(pComp) != nullptr)
			{
				Qt3DExtras::QDiffuseSpecularMaterial* pMat = qobject_cast<Qt3DExtras::QDiffuseSpecularMaterial*>(pComp);
				QColor MeshColor(rand() % 255, rand() % 255, rand() % 255, 255);
				pMat->setDiffuse(MeshColor);
			}

		}
	}
}