Drag Placement nearly working.

Dragging right works.
Dragging up broken.
Others unemplemented.

Assets/Prefabs/Player.prefab

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@@ -943,6 +944,22 @@ MonoBehaviour:
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Assets/Prefabs/Tiles/Hazards/Thorns.prefab

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Assets/Scenes/_BASE_LEVEL_.unity

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Assets/Scripts/MapEditor/DragPlaceInfo.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class DragPlaceInfo : MonoBehaviour
+{
+	public GameObject cap;
+	public GameObject mid;
+}

Assets/Scripts/MapEditor/DragPlaceInfo.cs.meta

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Assets/Scripts/MapEditor/DragPlacement.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public static class DragPlacement
+{
+	private static Vector2 start = new Vector2(float.MinValue, float.MinValue);
+	public static DragPlaceInfo info;
+
+	public static bool running()
+	{
+		return World.posInBounds(start);
+	}
+
+	public static void startDrag(Vector2 s, DragPlaceInfo i)
+	{
+		Debug.Log(string.Format("startDrag({0},)", s));
+		if(World.posInBounds(s))
+		{
+			start = s;
+			info = i;
+		}
+	}
+
+	public static void endDrag()
+	{
+		Vector2 s = startPos();
+		start = new Vector2(float.MinValue, float.MinValue);
+		Vector2 e = endPos(s, MapEditor.MousePosition);
+
+		if(!World.posInBounds(e))
+		{
+			e.x = World.Width;
+			e.y = s.y;
+		}
+
+		//Debug.DrawLine(s, e, Color.blue, 1f);
+
+		if(e.x > s.x)
+		{
+			placeRight(s, e);
+		}
+		if(e.y > s.y)
+		{
+			placeRight(s, e);
+		}
+	}
+
+	private static Vector3 startPos()
+	{
+		return start;
+	}
+
+	private static Vector2 endPos(Vector2 start, Vector2 end)
+	{
+		if(Mathf.Abs(end.x - start.x) > Mathf.Abs(end.y - start.y))
+		{	// X distance is larger
+			return new Vector2(end.x, start.y);
+		}
+		else
+		{	// Y distance is larger
+			return new Vector2(start.x, end.y);
+		}
+	}
+
+	private static void placeRight(Vector2 start, Vector2 end)
+	{
+		if(World.posInBounds(start) && World.posInBounds(end))
+		{
+			GameObject go = MapEditor.createTileAt(start, info.cap);
+			for(int i = (int)start.x + 1; i < (int)end.x; i++)
+			{
+				go = MapEditor.createTileAt(new Vector2(i, start.y), info.mid);
+			}
+			go = MapEditor.createTileAt(end, info.cap);
+			go.transform.localScale = new Vector3(go.transform.localScale.x * -1, go.transform.localScale.y, go.transform.localScale.z);
+		}
+	}
+
+	private static void placeUp(Vector2 start, Vector2 end)
+	{
+		if(World.posInBounds(start) && World.posInBounds(end))
+		{
+			GameObject go = MapEditor.createTileAt(start, info.cap);
+			go.transform.rotation = Quaternion.Euler(0, 90, 0);
+			for(int i = (int)start.y + 1; i < (int)end.y; i++)
+			{
+				go = MapEditor.createTileAt(new Vector2(start.x, i), info.mid);
+			}
+			go = MapEditor.createTileAt(end, info.cap);
+			go.transform.localScale = new Vector3(go.transform.localScale.x * -1, go.transform.localScale.y, go.transform.localScale.z);
+		}
+	}
+
+	/*
+		if(end.x >= start.x)
+		{	// Moving right
+			
+		}
+		else
+		{	// Moving left
+
+		}
+	*/
+}

Assets/Scripts/MapEditor/DragPlacement.cs.meta

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Assets/Scripts/MapEditor/MapEditor.cs

@@ -9,6 +9,7 @@ public class MapEditor : MonoBehaviour
     private static GameObject tile;
     private static int layer = 0;
     private static Transform tiles;
+    private static Vector3 mousePosition;
 
     public static bool On
     {
@@ -33,6 +34,11 @@ public class MapEditor : MonoBehaviour
         get{ return tiles; }
         set{ tiles = value; }
     }
+    
+    public static Vector3 MousePosition
+    {
+        get{ return mousePosition; }
+    }
     #endregion
 
     public static bool toggle() { return (on = !on); }
@@ -59,17 +65,40 @@ public class MapEditor : MonoBehaviour
     {
         if(MapEditor.On)
         {
-            if(Event.current.button == 0 && (Event.current.type == EventType.MouseDown || Event.current.type == EventType.MouseDrag))
+            if(Event.current.button == 0)
             {
-                Vector3 mouse = Event.current.mousePosition;
-                mouse.y = -mouse.y;
-                Vector2 pos = Camera.current.ScreenToWorldPoint(mouse);
-                createTileAt(mousePosCorrection(pos));
-                Event.current.Use();
+                if((Event.current.type == EventType.MouseDown || Event.current.type == EventType.MouseDrag)
+                    && (Event.current.button == 0))
+                {
+                    Vector3 mouse = Event.current.mousePosition;
+                    mouse.y = -mouse.y;
+                    Vector2 pos = Camera.current.ScreenToWorldPoint(mouse);
+
+                    mousePosition = vector3From2(mousePosCorrection(pos), layer);
+
+                    createTileAt(mousePosCorrection(pos));
+                    Event.current.Use();
+                    //Debug.Log("MouseDown " + mousePosCorrection(pos));
+                }
+                if((Event.current.type == EventType.MouseUp)
+                    && (Event.current.button == 0))
+                {
+                    if(DragPlacement.running())
+                    {
+                        DragPlacement.endDrag();
+                    }
+                    Event.current.Use();
+                    //Debug.Log("MouseUp");
+                }
             }
         }
     }
 
+    private static Vector3 vector3From2(Vector2 v, float z)
+    {
+        return new Vector3(v.x, v.y, z);
+    }
+
     static Vector2 mousePosCorrection(Vector2 pos)
     {
         pos.x = Mathf.Floor(pos.x + .5f);
@@ -77,26 +106,37 @@ public class MapEditor : MonoBehaviour
         return pos;
     }
 
-    public static void createTileAt(Vector2 pos)
+    public static GameObject createTileAt(Vector2 pos, GameObject t = null)
     {
+        if(t == null)
+        {
+            t = Tile;
+        }
+
         if(!World.Ready())
         {
             Debug.LogError("World not initialized! Please set a width, height, and depth in the inspector and click \"Set\".");
-            return;
+            return null;
         }
 
-        if(World.posInBounds(pos, Layer) && (Tile == null || !World.posIsThis(pos, Layer, Tile)))
+        if(World.posInBounds(pos, Layer) && (t == null || !World.posIsThis(pos, Layer, t)))
         {
             if(Tiles == null)
                 GameObject.FindObjectOfType<MapEditor>().setupTilesParent();
 
-            if(Tile != null)
+            if(t != null)
             {
-                if(!World.posIsThis(pos, Tile))
+                if(t.GetComponent<DragPlaceInfo>() != null)
                 {
-                    Debug.Log("new");
-                    GameObject go = (GameObject)GameObject.Instantiate(Tile, new Vector3(pos.x, pos.y, Layer), Quaternion.identity);
-                    go = PrefabUtility.ConnectGameObjectToPrefab(go, Tile);
+                    if(!DragPlacement.running())
+                    {
+                        DragPlacement.startDrag(pos, t.GetComponent<DragPlaceInfo>());
+                    }
+                }
+                else if(!World.posIsThis(pos, t))
+                {
+                    GameObject go = (GameObject)GameObject.Instantiate(t, new Vector3(pos.x, pos.y, Layer), Quaternion.identity);
+                    go = PrefabUtility.ConnectGameObjectToPrefab(go, t);
 
                     go.transform.position = new Vector3(pos.x, pos.y, Layer);
 
@@ -107,15 +147,20 @@ public class MapEditor : MonoBehaviour
                     }
                     go.transform.parent = Tiles;
                     World.set(pos, layer, go);
+
+                    return go;
                 }
-                else
-                    Debug.Log("new");
             }
             else
             {
                 World.set(pos, layer, null);
             }
         }
+        else
+        {
+            //Debug.Log("Out Of Bounds! " + string.Format("{0}, {1}, {2}", World.Width, World.Height, pos));
+        }
+        return null;
     }
 }
 
@@ -147,8 +192,8 @@ public class MapEditorEditor : Editor
         // Toggle on field
         MapEditor.On = GUILayout.Toggle(MapEditor.On, "ON");
 
-        // Initialize Borders
+       /* // Initialize Borders
         if(GUILayout.Button("Initialize Borders"))
-            Borders.initializeAll();
+            Borders.initializeAll();*/
     }
 }

Assets/Scripts/MapEditor/World.cs

@@ -118,7 +118,7 @@ public static class World
     {
         if(x < 0 || y < 0 || z < 0 || x >= width || y >= height || z >= depth)
         {
-            //Debug.LogWarning("Pos out of bounds!");
+            //Debug.LogWarning("Pos out of bounds!" + Width + " " + Height);
             return false;
         }
         return true;
@@ -144,7 +144,7 @@ public static class World
         GameObject tileParent = GameObject.FindGameObjectWithTag("Tiles Parent");
         if(tileParent != null)
         {
-            getGOBounds();
+            //getGOBounds();
             for(int i = 0; i < tileParent.transform.childCount; i++)
             {
                 GameObject go = tileParent.transform.GetChild(i).gameObject;

Assets/Scripts/Player/CameraFollow.cs

@@ -35,7 +35,7 @@ public class CameraFollow : SingletonBehaviour<CameraFollow>
 
         OZ = cameraObj.transform.position.z;
 
-        Debug.Log(World.Width + " | " + World.Height);
+        //Debug.Log(World.Width + " | " + World.Height);
     }
 	
 	// Update is called once per frame
@@ -50,10 +50,10 @@ public class CameraFollow : SingletonBehaviour<CameraFollow>
         float camWidth = cameraObj.aspect * camHeight;
 
 
-        Debug.Log("maxHeight: " + MaxHeight +
+        /*Debug.Log("maxHeight: " + MaxHeight +
             "\nmaxWidth: " + MaxWidth);
         Debug.Log("minHeight: " + MinHeight + 
-            "\nminWidth: " + MinWidth);
+            "\nminWidth: " + MinWidth);*/
 
         // If too wide...
         if (MinWidth >= MaxWidth)