//--------------------------------------------------------
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// [Author]: 第二世界
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// [ Date ]: Sunday, September 10, 2017
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//--------------------------------------------------------
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using UnityEngine;
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using System.Collections;
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using UnityEngine.UI;
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using UnityEngine.EventSystems;
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using System;
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namespace vnxbqy.UI
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{
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public class UI3DModelInteractProcessor : MonoBehaviour
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{
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public event Action clickEvent;
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public event Action<Vector2> beginDragEvent;
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public event Action<Vector2> endDragEvent;
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public event Action<Vector2> dragingEvent;
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RectTransform m_RectTransform;
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public RectTransform rectTransform {
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get { return m_RectTransform; }
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set {
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m_RectTransform = value;
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}
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}
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bool isDown = false;
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float downTime = 0f;
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private void LateUpdate()
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{
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if (Input.GetMouseButtonDown(0))
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{
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OnPointerDown();
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}
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if (Input.GetMouseButton(0))
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{
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OnPointerDrag();
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}
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if (Input.GetMouseButtonUp(0))
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{
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OnPointerUp();
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}
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}
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void OnPointerDown()
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{
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if (RectTransformUtility.RectangleContainsScreenPoint(rectTransform, Input.mousePosition, CameraManager.uiCamera))
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{
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isDown = true;
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downTime = Time.time;
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if (beginDragEvent != null)
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{
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beginDragEvent(Input.mousePosition);
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}
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}
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}
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void OnPointerDrag()
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{
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if (!isDown)
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{
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return;
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}
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if (dragingEvent != null)
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{
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dragingEvent(Input.mousePosition);
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}
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}
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void OnPointerUp()
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{
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if (isDown)
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{
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if (Time.time - downTime < 0.3f)
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{
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if (RectTransformUtility.RectangleContainsScreenPoint(rectTransform, Input.mousePosition, CameraManager.uiCamera))
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{
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OnPointerClick();
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}
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}
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if (endDragEvent != null)
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{
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endDragEvent(Input.mousePosition);
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}
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}
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isDown = false;
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}
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void OnPointerClick()
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{
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if (clickEvent != null)
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{
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clickEvent();
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}
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}
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}
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}
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