84 lines
2.4 KiB
C#
84 lines
2.4 KiB
C#
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT License.
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using System;
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using UnityEngine;
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namespace Microsoft.MixedReality.Toolkit.Input
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{
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/// <summary>
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/// Object that represents a cursor comprised of sprites and colors for each state
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/// </summary>
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[AddComponentMenu("Scripts/MRTK/SDK/SpriteCursor")]
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public class SpriteCursor : BaseCursor
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{
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[Serializable]
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public struct SpriteCursorDatum
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{
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public string Name;
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public CursorStateEnum CursorState;
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public Sprite CursorSprite;
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public Color CursorColor;
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}
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[SerializeField]
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public SpriteCursorDatum[] CursorStateData;
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/// <summary>
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/// Sprite renderer to change. If null find one in children
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/// </summary>
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public SpriteRenderer TargetRenderer;
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/// <summary>
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/// On enable look for a sprite renderer on children
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/// </summary>
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protected override void OnEnable()
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{
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if (CursorStateData == null)
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{
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CursorStateData = Array.Empty<SpriteCursorDatum>();
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}
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if (TargetRenderer == null)
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{
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TargetRenderer = GetComponentInChildren<SpriteRenderer>();
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}
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base.OnEnable();
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}
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/// <summary>
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/// Override OnCursorState change to set the correct sprite
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/// state for the cursor
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/// </summary>
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public override void OnCursorStateChange(CursorStateEnum state)
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{
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base.OnCursorStateChange(state);
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if (state != CursorStateEnum.Contextual)
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{
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for (int i = 0; i < CursorStateData.Length; i++)
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{
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if (CursorStateData[i].CursorState == state)
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{
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SetCursorState(CursorStateData[i]);
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}
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}
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}
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}
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/// <summary>
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/// Based on the type of state info pass it through to the sprite renderer
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/// </summary>
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private void SetCursorState(SpriteCursorDatum stateDatum)
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{
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// Return if we do not have an animator
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if (TargetRenderer != null)
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{
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TargetRenderer.sprite = stateDatum.CursorSprite;
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TargetRenderer.color = stateDatum.CursorColor;
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}
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}
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}
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}
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