Rough warehouse browsing by grabbing warehouse items with trigger

Assets/RightController.cs

@@ -5,7 +5,25 @@ public class RightController : MonoBehaviour {
     public GameObject banana;
     public GameObject viveController;
 
-	// Use this for initialization
+    SteamVR_TrackedController trackedController;
+    WarehouseColumn warehouse;
+
+    WarehouseRow whRow = null;
+    Vector3? whScrollStartPos = null;
+    float whScrollDistance;
+    float whBaseOffset = 0.0f;
+    float whScrollOffset = 0.0f;
+    float whRowBaseOffset = 0.0f;
+    float whRowScrollOffset = 0.0f;
+
+    void Awake() {
+        trackedController = GetComponent<SteamVR_TrackedController>();
+        trackedController.TriggerClicked += triggerClicked;
+        trackedController.TriggerUnclicked += triggerUnclicked;
+
+        warehouse = GameObject.Find("Warehouse/Shelves/Column").GetComponent<WarehouseColumn>();
+    }
+
 	void Start () {
         GetComponent<ViewFrustrumTrigger>().LeaveView += toggleBanana;
 	}
@@ -15,7 +33,51 @@ public class RightController : MonoBehaviour {
         viveController.SetActive(!viveController.activeSelf);
     }
 
-    // Update is called once per frame
     void Update () {
+
+        // Warehouse scroll
+        if (whScrollStartPos != null) {
+            Vector3 curPos = transform.position + (transform.forward * whScrollDistance);
+
+            whScrollOffset = (curPos - whScrollStartPos).Value.y;
+            whRowScrollOffset = (curPos - whScrollStartPos).Value.x;
+
+            warehouse.Offset = whBaseOffset + (-whScrollOffset);
+            whRow.Offset = whRowBaseOffset + whRowScrollOffset;
+        }
 	}
+
+    RaycastHit raycast() {
+        var ray = new Ray(transform.position, transform.forward);
+        RaycastHit hit;
+        bool bHit = Physics.Raycast(ray, out hit);
+        return hit;
+    }
+
+    void triggerClicked(object sender, ClickedEventArgs e) {
+        var ray = new Ray(transform.position, transform.forward);
+        RaycastHit result;
+        bool hit = Physics.Raycast(ray, out result);
+
+        if (!hit) {
+            return;
+        }
+
+        var item = result.transform.GetComponent<WarehouseItem>();
+        if (!item) {
+            return;
+        }
+
+        whScrollStartPos = result.point;
+        whScrollDistance = result.distance;
+        whRow = item.GetComponentInParent<WarehouseRow>();
+        whBaseOffset = warehouse.Offset;
+        whRowBaseOffset = whRow.Offset;
+    }
+
+    void triggerUnclicked(object sender, ClickedEventArgs e) {
+        if (whScrollStartPos != null) {
+            whScrollStartPos = null;
+        }
+    }
 }

Assets/WarehouseColumn.cs

@@ -8,7 +8,7 @@ public class WarehouseColumn : MonoBehaviour {
     private BezierCurve curve;
     private Transform rows;
 
-    private float offset = 0.0f;
+    public float Offset { get; set; }
 
     void Awake() {
         curve = transform.Find("Curve").GetComponent<BezierCurve>();
@@ -21,12 +21,12 @@ public class WarehouseColumn : MonoBehaviour {
 	
     void Update() {
         if (Application.isPlaying) {
-            offset += Time.deltaTime;
+            //offset += Time.deltaTime;
         }
 
         foreach (Transform row in rows) {
             var i = row.GetSiblingIndex();
-            var distance = (float)i / (rows.childCount) * curve.length + offset;
+            var distance = (float)i / (rows.childCount) * curve.length + Offset;
             distance = Mathf.Repeat(distance, curve.length);
             var pos = curve.GetPointAtDistance(distance);
             row.position = pos;

Assets/WarehouseRow.cs

@@ -7,11 +7,11 @@ using UnityEditor;
 public class WarehouseRow : MonoBehaviour {
     public string Category;
 
+    public float Offset { get; set; }
+
     BezierCurve curve;
     Transform furniture;
 
-    float offset = 0;
-
     void Awake() {
         curve = transform.Find("Curve").GetComponent<BezierCurve>();
         furniture = transform.Find("Furniture");
@@ -43,7 +43,7 @@ public class WarehouseRow : MonoBehaviour {
 
         foreach (Transform t in furniture) {
             var i = t.GetSiblingIndex();
-            var distance = (float)i / (furniture.childCount) * curve.length + offset;
+            var distance = (float)i / (furniture.childCount) * curve.length + Offset;
             distance = Mathf.Repeat(distance, curve.length);
             var pos = curve.GetPointAtDistance(distance);
             t.position = pos;