59 lines
1.8 KiB
C#
59 lines
1.8 KiB
C#
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using System;
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using TouchScript.Gestures.TransformGestures;
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using UnityEngine;
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namespace HK
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{
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public class ImageTransformController : MonoBehaviour
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{
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private ScreenTransformGesture transformGesture;
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// 移动速度系数
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public float moveSpeed = 1f;
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// 缩放速度系数
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public float scaleSpeed = 0.01f;
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// 旋转速度系数
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public float rotateSpeed = 1f;
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private void Awake()
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{
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transformGesture = GetComponent<ScreenTransformGesture>();
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}
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private void OnEnable()
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{
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transformGesture.Transformed += OnTransformed;
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}
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private void OnDisable()
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{
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transformGesture.Transformed -= OnTransformed;
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}
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private void OnTransformed(object sender, EventArgs e)
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{
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Debug.Log("position " + transformGesture.DeltaPosition);
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Debug.Log("scale " + transformGesture.DeltaScale);
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Debug.Log("rotation " + transformGesture.DeltaRotation);
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var rectTransform = transform.GetComponent<RectTransform>();
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// 移动
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rectTransform.anchoredPosition3D += transformGesture.DeltaPosition * moveSpeed;
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// 缩放
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float scaleFactor = transformGesture.DeltaScale > 1
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? transformGesture.DeltaScale * scaleSpeed
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: 1 / (2 - transformGesture.DeltaScale) * scaleSpeed;
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Vector3 newScale = transform.localScale * scaleFactor;
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newScale = Vector3.Max(newScale, Vector3.one * 0.5f); // 最小缩放限制
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newScale = Vector3.Min(newScale, Vector3.one * 3f); // 最大缩放限制
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transform.localScale = newScale;
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// 旋转
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transform.Rotate(0, 0, transformGesture.DeltaRotation * rotateSpeed, Space.Self);
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}
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}
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}
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