108 lines
2.7 KiB
C#
108 lines
2.7 KiB
C#
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using UnityEngine;
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using UnityEditor;
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using PathCreation;
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namespace PathCreation.Examples
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{
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[CustomEditor(typeof(PathSceneTool), true)]
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public class PathSceneToolEditor : Editor
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{
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protected PathSceneTool pathTool;
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bool isSubscribed;
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public override void OnInspectorGUI()
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{
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using (var check = new EditorGUI.ChangeCheckScope())
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{
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DrawDefaultInspector();
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if (check.changed)
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{
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if (!isSubscribed)
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{
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TryFindPathCreator();
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Subscribe();
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}
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if (pathTool.autoUpdate)
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{
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TriggerUpdate();
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}
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}
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}
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if (GUILayout.Button("Manual Update"))
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{
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if (TryFindPathCreator())
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{
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TriggerUpdate();
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SceneView.RepaintAll();
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}
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}
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}
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void TriggerUpdate() {
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if (pathTool.pathCreator != null) {
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pathTool.TriggerUpdate();
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}
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}
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protected virtual void OnPathModified()
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{
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if (pathTool.autoUpdate)
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{
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TriggerUpdate();
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}
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}
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protected virtual void OnEnable()
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{
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pathTool = (PathSceneTool)target;
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pathTool.onDestroyed += OnToolDestroyed;
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if (TryFindPathCreator())
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{
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Subscribe();
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TriggerUpdate();
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}
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}
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void OnToolDestroyed() {
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if (pathTool != null) {
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pathTool.pathCreator.pathUpdated -= OnPathModified;
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}
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}
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protected virtual void Subscribe()
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{
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if (pathTool.pathCreator != null)
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{
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isSubscribed = true;
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pathTool.pathCreator.pathUpdated -= OnPathModified;
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pathTool.pathCreator.pathUpdated += OnPathModified;
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}
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}
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bool TryFindPathCreator()
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{
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// Try find a path creator in the scene, if one is not already assigned
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if (pathTool.pathCreator == null)
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{
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if (pathTool.GetComponent<PathCreator>() != null)
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{
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pathTool.pathCreator = pathTool.GetComponent<PathCreator>();
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}
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else if (FindObjectOfType<PathCreator>())
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{
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pathTool.pathCreator = FindObjectOfType<PathCreator>();
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}
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}
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return pathTool.pathCreator != null;
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}
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}
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}
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