87 lines
2.7 KiB
C#
87 lines
2.7 KiB
C#
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#if UNITY_EDITOR
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using System.Linq;
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using MonKey.Extensions;
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using UnityEditor;
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using UnityEngine;
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using Object = UnityEngine.Object;
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namespace MonKey
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{
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public abstract class AbstractUndo<T> where T : Object
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{
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/// <summary>
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/// Registers objects
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/// before a long series of operation,
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/// so that the undo can be registered
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/// until the state it was in before the operations
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/// </summary>
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/// <param name="valuesToRegister"></param>
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public abstract void Register(params T[] valuesToRegister);
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/// <summary>
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/// Creates an undo when all the operations
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/// are done to make sure all the undo is properly collapse
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/// You must create an Undo id
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/// and collapse it after calling this method though.
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/// </summary>
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public abstract void RecordUndo();
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}
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/// <summary>
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/// Registers transforms before a series of movement
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/// </summary>
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public class TransformUndo : AbstractUndo<Transform>
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{
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private Vector3[] positions;
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private Quaternion[] rotations;
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private Vector3[] localScales;
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private Transform[] currentValues;
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/// <summary>
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///
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/// </summary>
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/// <param name="valuesToRegister"></param>
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public override void Register(params Transform[] valuesToRegister)
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{
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positions = valuesToRegister.Convert(_ => _.position).ToArray();
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rotations = valuesToRegister.Convert(_ => _.rotation).ToArray();
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localScales = valuesToRegister.Convert(_ => _.localScale).ToArray();
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currentValues = valuesToRegister;
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}
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/// <summary>
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///
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/// </summary>
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public override void RecordUndo()
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{
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Vector3[] newPositions = currentValues.Convert(_ => _.position).ToArray();
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Quaternion[] newRotations = currentValues.Convert(_ => _.rotation).ToArray();
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Vector3[] newLocalScales = currentValues.Convert(_ => _.localScale).ToArray();
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for (int i = 0; i < currentValues.Length; i++)
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{
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Transform currentValue = currentValues[i];
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currentValue.position = positions[i];
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currentValue.rotation = rotations[i];
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currentValue.localScale = localScales[i];
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}
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for (int i = 0; i < currentValues.Length; i++)
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{
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Transform currentValue = currentValues[i];
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Undo.RecordObject(currentValue,"transform");
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currentValue.position = newPositions[i];
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currentValue.rotation = newRotations[i];
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currentValue.localScale = newLocalScales[i];
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}
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}
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}
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}
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#endif
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