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UGUI动态改变MatchWidthOrHeight

登高且赋 2022-03-14 阅读 99
unity

在这里插入图片描述

public class AdjustMatchMode : MonoBehaviour
{
    public float standard_width = 1920f;        //初始宽度  
    public float standard_height = 1080f;       //初始高度  
    float device_width = 0f;                //当前设备宽度  
    float device_height = 0f;               //当前设备高度  
    float adjustor = 0f;         //屏幕矫正比例  
    void Start()
    {

        //获取设备宽高  
        device_width = Screen.width;
        device_height = Screen.height;
        //计算宽高比例  
        float standard_aspect = standard_width / standard_height;
        float device_aspect = device_width / device_height;
        //计算矫正比例  
        if (device_aspect < standard_aspect)
        {
            adjustor = standard_aspect / device_aspect;
        }

        CanvasScaler canvasScalerTemp = transform.GetComponent<CanvasScaler>();
        if (adjustor == 0)
        {
            canvasScalerTemp.matchWidthOrHeight = 1;
        }
        else
        {
            canvasScalerTemp.matchWidthOrHeight = 0;
        }
    }
}
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