80 lines
2.1 KiB
C#
80 lines
2.1 KiB
C#
using System.Collections;
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using System.Collections.Generic;
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using UnityEngine;
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using UnityEngine.EventSystems;
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public class joystick : MonoBehaviour
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{
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public bool DissappearOnEnd = true;
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private Vector3 defaultPosition;
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public bool touchDown;
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public bool autoConfigMaxDist;
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public float maxDist = 100;
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public Vector2 input;
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private Vector2 deltaPos;
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private Vector2 startPos;
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private Vector2 endPos;
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public RectTransform joyBG;
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public RectTransform joyStick;
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void Start(){
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defaultPosition = joyBG.position;
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}
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public void onDrag(BaseEventData pointer)
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{
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PointerEventData ped = pointer as PointerEventData;
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endPos = ped.position;
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deltaPos = endPos - startPos;
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deltaPos = new Vector2(Mathf.Clamp(deltaPos.x, -maxDist, maxDist), Mathf.Clamp(deltaPos.y, -maxDist, +maxDist));
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Vector2 _input = new Vector2(deltaPos.x / maxDist, deltaPos.y / maxDist);
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if (_input.magnitude < 0.1f)
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{
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return;
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}
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input = _input;
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input = (input.magnitude > 1.0f) ? input.normalized : input;
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joyStick.localPosition = new Vector2(input.x * (joyBG.sizeDelta.x / 2f), input.y * (joyBG.sizeDelta.y / 2f));
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}
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public void pointerDown(BaseEventData pointer)
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{
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PointerEventData ped = pointer as PointerEventData;
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startJoy(ped);
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}
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public void pointerUp()
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{
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endJoy();
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}
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void startJoy(PointerEventData pointer)
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{
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startPos = pointer.position;
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joyBG.gameObject.SetActive(true);
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joyStick.gameObject.SetActive(true);
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joyStick.localPosition = Vector2.zero;
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joyBG.position = startPos;
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touchDown = true;
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}
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void endJoy()
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{
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input=Vector2.zero;
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joyBG.position = defaultPosition;
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joyStick.localPosition = Vector2.zero;
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joyBG.gameObject.SetActive(!DissappearOnEnd);
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joyStick.gameObject.SetActive(!DissappearOnEnd);
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touchDown = false;
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}
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}
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