54 lines
1.2 KiB
C#
54 lines
1.2 KiB
C#
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using UnityEngine;
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using Lean.Common;
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namespace Lean.Touch
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{
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/// <summary>This component allows you to detect when the first finger begins touching the current UI element.
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/// NOTE: This requires you to enable the RaycastTarget setting on your UI graphic.</summary>
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[HelpURL(LeanTouch.PlusHelpUrlPrefix + "LeanFirstDownCanvas")]
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[AddComponentMenu(LeanTouch.ComponentPathPrefix + "First Down Canvas")]
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public class LeanFirstDownCanvas : LeanFingerDown
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{
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public bool ElementOverlapped(LeanFinger finger)
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{
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var results = LeanTouch.RaycastGui(finger.ScreenPosition, -1);
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if (results != null && results.Count > 0)
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{
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if (results[0].gameObject == gameObject)
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{
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return true;
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}
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}
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return false;
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}
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protected override void HandleFingerDown(LeanFinger finger)
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{
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if (ElementOverlapped(finger) == true)
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{
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base.HandleFingerDown(finger);
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}
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}
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}
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}
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#if UNITY_EDITOR
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namespace Lean.Touch.Editor
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{
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using TARGET = LeanFirstDownCanvas;
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[UnityEditor.CanEditMultipleObjects]
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[UnityEditor.CustomEditor(typeof(TARGET))]
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public class LeanFirstDownCanvas_Editor : LeanFingerDown_Editor
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{
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protected override void OnInspector()
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{
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TARGET tgt; TARGET[] tgts; GetTargets(out tgt, out tgts);
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base.OnInspector();
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}
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}
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}
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#endif
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