118 lines
3.9 KiB
C#
118 lines
3.9 KiB
C#
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#if UNITY_EDITOR
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using UnityEngine;
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using System;
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using System.Collections.Generic;
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namespace GSpawn
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{
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public enum ObjectTransformSessionType
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{
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Projection = 0,
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VertexSnap,
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BoxSnap,
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SurfaceSnap,
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ModularSnap
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}
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public abstract class ObjectTransformSession : ScriptableObject
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{
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[NonSerialized]
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private bool _isActive;
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[NonSerialized]
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protected IEnumerable<GameObject> _targetObjects;
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[NonSerialized]
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protected List<GameObject> _targetParents = new List<GameObject>();
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[NonSerialized]
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protected List<GameObject> _allTargetObjects = new List<GameObject>();
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public bool isActive { get { return _isActive; } }
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public abstract string sessionName { get; }
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public abstract ObjectTransformSessionType sessionType { get; }
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public virtual bool clientCanUpdateTargetTransforms { get { return true; } }
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public static ObjectTransformSession create(ObjectTransformSessionType sessionType)
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{
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if (sessionType == ObjectTransformSessionType.BoxSnap) return ScriptableObject.CreateInstance<ObjectBoxSnapSession>();
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else if (sessionType == ObjectTransformSessionType.SurfaceSnap) return ScriptableObject.CreateInstance<ObjectSurfaceSnapSession>();
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else if (sessionType == ObjectTransformSessionType.ModularSnap) return ScriptableObject.CreateInstance<ObjectModularSnapSession>();
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else if (sessionType == ObjectTransformSessionType.Projection) return ScriptableObject.CreateInstance<ObjectProjectionSession>();
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else if (sessionType == ObjectTransformSessionType.VertexSnap) return ScriptableObject.CreateInstance<ObjectVertexSnapSession>();
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return null;
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}
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public virtual void onTargetTransformsChanged() { }
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public virtual void onUndoRedo() { }
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public void bindTargetObjects(IEnumerable<GameObject> targetObjects)
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{
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if (!isActive) _targetObjects = targetObjects;
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}
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public bool begin()
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{
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if (_isActive) return false;
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if (!onCanBegin()) return false;
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GameObjectEx.getParents(_targetObjects, _targetParents);
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if (_targetParents.Count == 0) return false;
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GameObjectEx.getAllObjectsInHierarchies(_targetParents, false, false, _allTargetObjects);
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_isActive = onBegin();
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return _isActive;
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}
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public void end()
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{
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if (_isActive)
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{
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onEnd();
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_isActive = false;
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}
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}
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public void onSceneGUI()
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{
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drawUIHandles();
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if (isActive)
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{
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update();
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draw();
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}
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}
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protected virtual void draw() { }
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protected virtual void drawUIHandles() { }
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protected abstract bool onCanBegin();
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protected abstract bool onBegin();
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protected abstract void onEnd();
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protected abstract void update();
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protected virtual void onDisabled() { }
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protected virtual void onEnabled() { }
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protected virtual void onDestroy() { }
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protected void removeNullObjects()
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{
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_targetParents.RemoveAll(item => item == null);
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_allTargetObjects.RemoveAll(item => item == null);
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if (_targetParents.Count == 0) end();
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}
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private void OnDisable()
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{
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onDisabled();
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}
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private void OnEnable()
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{
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onEnabled();
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}
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private void OnDestroy()
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{
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onDestroy();
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}
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}
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}
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#endif
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