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;
+        }
+    }
 }