Cleaner ITweenPath Source

iTweenPath.cs
[pyg language="csharp" s="monokai" ]
//Slight additions for a cleaner interface by Jacob Pennock
//source by Bob Berkebile : Pixelplacement : http://www.pixelplacement.com

using UnityEngine;
using System.Collections.Generic;

public enum iTweenPathCap {Default, Sphere, Cube, Dot, Circle,Square}

public class iTweenPath : MonoBehaviour
{
public string pathName =””;
public Color pathColor = Color.cyan;
public iTweenPathCap capType;
public float capSize;
public List nodes = new List(){Vector3.zero, Vector3.zero};
public int nodeCount;
public static Dictionary paths = new Dictionary();
public bool initialized = false;
public string initialName = “”;

void OnEnable(){
paths.Add(pathName.ToLower(), this);
}

void OnDrawGizmosSelected(){
if(enabled) { // dkoontz
if(nodes.Count > 0){
iTween.DrawPath(nodes.ToArray(), pathColor);
}
} // dkoontz
}

public static Vector3[] GetPath(string requestedName){
requestedName = requestedName.ToLower();
if(paths.ContainsKey(requestedName)){
return paths[requestedName].nodes.ToArray();
}else{
Debug.Log(“No path with that name exists! Are you sure you wrote it correctly?”);
return null;
}
}
}
[/pyg]

iTweenPathEditor.cs
[pyg language="csharp" s="monokai" ]
//Slight additions for a cleaner interface by Jacob Pennock
//source by Bob Berkebile : Pixelplacement : http://www.pixelplacement.com

using UnityEngine;
using UnityEditor;
using System.Collections;

[CustomEditor(typeof(iTweenPath))]
public class iTweenPathEditor : Editor
{
iTweenPath _target;
GUIStyle style = new GUIStyle();
public static int count = 0;

void OnEnable(){
//i like bold handle labels since I’m getting old:
style.fontStyle = FontStyle.Bold;
style.normal.textColor = Color.white;
_target = (iTweenPath)target;

//lock in a default path name:
if(!_target.initialized){
_target.initialized = true;
_target.pathName = “New Path ” + ++count;
_target.initialName = _target.pathName;
}
}

public override void OnInspectorGUI(){
//path name:
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(“Path Name”);
_target.pathName = EditorGUILayout.TextField(_target.pathName);
EditorGUILayout.EndHorizontal();

if(_target.pathName == “”){
_target.pathName = _target.initialName;
}

//path color:
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(“Path Color”);
_target.pathColor = EditorGUILayout.ColorField(_target.pathColor);
EditorGUILayout.EndHorizontal();

//Node Type
_target.capType = (iTweenPathCap)EditorGUILayout.EnumPopup(“Node Type”,_target.capType);

//Node size
if(_target.capType != iTweenPathCap.Default)
{
_target.capSize = EditorGUILayout.Slider(“Node Size”,_target.capSize, 0.5f, 5.0f);
}

//exploration segment count control:
EditorGUILayout.BeginHorizontal();
EditorGUILayout.PrefixLabel(“Node Count”);
_target.nodeCount = Mathf.Clamp(EditorGUILayout.IntSlider(_target.nodeCount, 0, 25), 2,100);
EditorGUILayout.EndHorizontal();

//add node?
if(_target.nodeCount > _target.nodes.Count){
for (int i = 0; i < _target.nodeCount - _target.nodes.Count; i++) {
_target.nodes.Add(Vector3.zero);
}
}

//remove node?
if(_target.nodeCount < _target.nodes.Count){
if(EditorUtility.DisplayDialog("Remove path node?","Shortening the node list will permantently destory parts of your path. This operation cannot be undone.", "OK", "Cancel")){
int removeCount = _target.nodes.Count - _target.nodeCount;
_target.nodes.RemoveRange(_target.nodes.Count-removeCount,removeCount);
}else{
_target.nodeCount = _target.nodes.Count;
}
}

//node display:
EditorGUI.indentLevel = 4;
for (int i = 0; i < _target.nodes.Count; i++) {
_target.nodes[i] = EditorGUILayout.Vector3Field("Node " + (i+1), _target.nodes[i]);
}

//update and redraw:
if(GUI.changed){
EditorUtility.SetDirty(_target);
}
}

void OnSceneGUI(){
if(_target.enabled) { // dkoontz
if(_target.nodes.Count > 0){
//allow path adjustment undo:
Undo.SetSnapshotTarget(_target,”Adjust iTween Path”);

//path begin and end labels:
Handles.Label(_target.nodes[0], “‘” + _target.pathName + “‘ Begin”, style);
Handles.Label(_target.nodes[_target.nodes.Count-1], “‘” + _target.pathName + “‘ End”, style);

//node handle display:
DrawPathCaps();
}
} // dkoontz
}

void DrawPathCaps()
{
switch(_target.capType)
{
case iTweenPathCap.Default:
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.PositionHandle(_target.nodes[i], Quaternion.identity);
}
break;
case iTweenPathCap.Sphere:
Handles.color = _target.pathColor;
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.FreeMoveHandle(_target.nodes[i],Quaternion.identity,_target.capSize,Vector3.zero,Handles.SphereCap);
}
break;
case iTweenPathCap.Cube:
Handles.color = _target.pathColor;
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.FreeMoveHandle(_target.nodes[i],Quaternion.identity,_target.capSize,Vector3.zero,Handles.CubeCap);
}
break;
case iTweenPathCap.Dot:
Handles.color = _target.pathColor;
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.FreeMoveHandle(_target.nodes[i],Quaternion.identity,_target.capSize,Vector3.zero,Handles.DotCap);
}
break;
case iTweenPathCap.Circle:
Handles.color = _target.pathColor;
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.FreeMoveHandle(_target.nodes[i],Quaternion.identity,_target.capSize,Vector3.zero,Handles.CircleCap);
}
break;
case iTweenPathCap.Square:
Handles.color = _target.pathColor;
for (int i = 0; i < _target.nodes.Count; i++)
{
_target.nodes[i] = Handles.FreeMoveHandle(_target.nodes[i],Quaternion.identity,_target.capSize,Vector3.zero,Handles.RectangleCap);
}
break;
}
}
}
[/pyg]