/// <summary>
        /// Configure la gestion des boutons.
        /// </summary>
        private void SetupButton()
        {
            var bodyLandscapeObjAFCBL_ = BodyLandscapeObj_.GetComponent <UIAugmentedFaceCreatorBodyLandscape>();
            var uiObjectObjUIAFCO_     = ObjectObj_.GetComponent <UIAugmentedFaceCreatorObject>();
            var uiObjectObjSR_         = uiObjectObjUIAFCO_.UILayersObj_.GetComponent <ScrollRect>();;
            var uit_ = GetComponent <UITouch>();
            var buttonRemoveLayerObjB_  = ButtonRemoveLayerObj_.GetComponent <Button>();
            var buttonHideLayerObjB_    = ButtonHideLayerObj_.GetComponent <Button>();
            var buttonMoveForwardObjB_  = ButtonMoveForwardObj_.GetComponent <Button>();
            var buttonMoveBackwardObjB_ = ButtonMoveBackwardObj_.GetComponent <Button>();

            uit_.BeginDrag += e_ =>
            {
                UISelection.NoSelect_ = true;
                uiObjectObjSR_.OnBeginDrag(e_);
            };

            uit_.Drag += e_ =>
            {
                uiObjectObjSR_.OnDrag(e_);
            };

            uit_.EndDrag += e_ =>
            {
                UISelection.NoSelect_ = false;
                uiObjectObjSR_.OnEndDrag(e_);
            };

            uit_.Click += (obj_, clickCount, touchCount) =>
            {
                UISelection.Select(obj_);
            };

            buttonRemoveLayerObjB_.onClick.AddListener(() =>
            {
                Remove();
            });

            buttonHideLayerObjB_.onClick.AddListener(() =>
            {
                ShowHide();
            });

            buttonMoveForwardObjB_.onClick.AddListener(() =>
            {
                MoveForwardLayer();
            });

            buttonMoveBackwardObjB_.onClick.AddListener(() =>
            {
                MoveBackwardLayer();
            });
        }
        /// <summary>
        /// Dessine l'interface utilisateur.
        /// </summary>
        private void Draw(float scale_)
        {
            // Composants
            var bodyLandscapeObjUIBL_ = BodyLandscapeObj_.GetComponent <UIAugmentedFaceCreatorBodyLandscape>();
            var rt_                      = GetComponent <RectTransform>();
            var nameObjRT_               = LayerNameObj_.GetComponent <RectTransform>();
            var nameObjT_                = LayerNameObj_.GetComponentInChildren <Text>();
            var buttonRemoveObjRT_       = ButtonRemoveLayerObj_.GetComponent <RectTransform>();
            var buttonHideObjRT_         = ButtonHideLayerObj_.GetComponent <RectTransform>();
            var buttonMoveForwardObjRT_  = ButtonMoveForwardObj_.GetComponent <RectTransform>();
            var buttonMoveBackwardObjRT_ = ButtonMoveBackwardObj_.GetComponent <RectTransform>();

            // Constantes
            if (scale_ > 0)
            {
                scaledTouchSurfaceSize_ = touchSurfaceSize_ * scale_;
                scaledMarginSize_       = marginSize_ * scale_;
                scaledBodyFontSize_     = Mathf.RoundToInt(bodyfontSize_ * scale_);
            }

            // Logiques
            var height_ = 0f;

            //// Nom du calque.
            var layerNameWidth_ = bodyLandscapeObjUIBL_.ScaledRightPanelWidth_ - scaledTouchSurfaceSize_.x * 2f - scaledMarginSize_ * 4f - bodyLandscapeObjUIBL_.ScaledMarginSize_ * 2f;

            nameObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, layerNameWidth_);
            nameObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, scaledTouchSurfaceSize_.y);
            nameObjRT_.anchoredPosition = new Vector2(scaledMarginSize_, 0f);

            nameObjT_.fontSize = scaledBodyFontSize_;

            //// Bouton de suppresion
            buttonRemoveObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, scaledTouchSurfaceSize_.x);
            buttonRemoveObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, scaledTouchSurfaceSize_.y);
            buttonRemoveObjRT_.anchoredPosition = new Vector2(0f, 0f);

            //// Bouton de masquage
            buttonHideObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, scaledTouchSurfaceSize_.x);
            buttonHideObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, scaledTouchSurfaceSize_.y);
            buttonHideObjRT_.anchoredPosition = new Vector2(scaledTouchSurfaceSize_.x * -1f, 0f);

            //// Première ligne
            height_ += scaledTouchSurfaceSize_.y;

            //// Bouton de déplacement en avant
            buttonMoveForwardObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, scaledTouchSurfaceSize_.x);
            buttonMoveForwardObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, scaledTouchSurfaceSize_.y);
            buttonMoveForwardObjRT_.anchoredPosition = new Vector2(0f, (scaledTouchSurfaceSize_.y + scaledMarginSize_) * -1f);

            //// Bouton de déplacement en arrière
            buttonMoveBackwardObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, scaledTouchSurfaceSize_.x);
            buttonMoveBackwardObjRT_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, scaledTouchSurfaceSize_.y);
            buttonMoveBackwardObjRT_.anchoredPosition = new Vector2(scaledTouchSurfaceSize_.x + scaledMarginSize_, (scaledTouchSurfaceSize_.y + scaledMarginSize_) * -1f);

            //// Deuxième ligne
            height_ += scaledMarginSize_ + scaledTouchSurfaceSize_.y;

            //// Ce panneau
            rt_.SetSizeWithCurrentAnchors(RectTransform.Axis.Horizontal, bodyLandscapeObjUIBL_.ScaledRightPanelWidth_ - bodyLandscapeObjUIBL_.ScaledMarginSize_ * 2f - scaledMarginSize_ * 2f);
            rt_.SetSizeWithCurrentAnchors(RectTransform.Axis.Vertical, height_);
        }