//
//  ModelOverlay.h
//
//
//  Created by Clement on 6/30/14.
//  Copyright 2014 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//

#ifndef hifi_ModelOverlay_h
#define hifi_ModelOverlay_h

#include <Model.h>

#include "Volume3DOverlay.h"

class ModelOverlay : public Volume3DOverlay {
    Q_OBJECT
public:
    static QString const TYPE;
    virtual QString getType() const override { return TYPE; }

    virtual QString getName() const override;

    ModelOverlay();
    ModelOverlay(const ModelOverlay* modelOverlay);

    virtual void update(float deltatime) override;
    virtual void render(RenderArgs* args) override;
    void setProperties(const QVariantMap& properties) override;
    QVariant getProperty(const QString& property) override;
    virtual bool findRayIntersection(const glm::vec3& origin, const glm::vec3& direction, float& distance,
                                        BoxFace& face, glm::vec3& surfaceNormal) override;
    virtual bool findRayIntersectionExtraInfo(const glm::vec3& origin, const glm::vec3& direction,
        float& distance, BoxFace& face, glm::vec3& surfaceNormal, QString& extraInfo) override;

    virtual ModelOverlay* createClone() const override;

    virtual bool addToScene(Overlay::Pointer overlay, const render::ScenePointer& scene, render::Transaction& transaction) override;
    virtual void removeFromScene(Overlay::Pointer overlay, const render::ScenePointer& scene, render::Transaction& transaction) override;

    void locationChanged(bool tellPhysics) override;

    float getLoadPriority() const { return _loadPriority; }

protected:
    // helper to extract metadata from our Model's rigged joints
    template <typename itemType> using mapFunction = std::function<itemType(int jointIndex)>;
    template <typename vectorType, typename itemType>
        vectorType mapJoints(mapFunction<itemType> function) const;

private:

    ModelPointer _model;
    QVariantMap _modelTextures;

    QUrl _url;
    bool _updateModel = { false };
    bool _scaleToFit = { false };
    float _loadPriority { 0.0f };
};

#endif // hifi_ModelOverlay_h