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28 lines
1.2 KiB
C#
28 lines
1.2 KiB
C#
// Author: Daniele Giardini - http://www.demigiant.com
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// Created: 2015/06/10 18:07
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using UnityEngine;
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namespace DG.Tweening
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{
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/// <summary>
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/// Various utils that require Unity 4.6 or later
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/// </summary>
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public static class DOTweenUtils46
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{
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/// <summary>
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/// Converts the anchoredPosition of the first RectTransform to the second RectTransform,
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/// taking into consideration offset, anchors and pivot, and returns the new anchoredPosition
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/// </summary>
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public static Vector2 SwitchToRectTransform(RectTransform from, RectTransform to)
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{
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Vector2 localPoint;
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Vector2 fromPivotDerivedOffset = new Vector2(from.rect.width * 0.5f + from.rect.xMin, from.rect.height * 0.5f + from.rect.yMin);
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Vector2 screenP = RectTransformUtility.WorldToScreenPoint(null, from.position);
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screenP += fromPivotDerivedOffset;
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RectTransformUtility.ScreenPointToLocalPointInRectangle(to, screenP, null, out localPoint);
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Vector2 pivotDerivedOffset = new Vector2(to.rect.width * 0.5f + to.rect.xMin, to.rect.height * 0.5f + to.rect.yMin);
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return to.anchoredPosition + localPoint - pivotDerivedOffset;
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}
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}
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} |