76 lines
1.9 KiB
C#
76 lines
1.9 KiB
C#
using System.Globalization;
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using System.Text;
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using TMPro;
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using UnityEngine;
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[RequireComponent(typeof(TextMeshProUGUI))]
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public class digits_sheet_auto : MonoBehaviour
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{
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[SerializeField, Tooltip("要显示的数字，支持小数和负数")]
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private double value;
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[SerializeField, Tooltip("是否显示千分位逗号")]
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private bool showComma = true;
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[SerializeField, Tooltip("最多保留几位小数，尾数为 0 时不显示")]
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private int decimalPlaces = 3;
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private TextMeshProUGUI label;
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private void Awake()
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{
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label = GetComponent<TextMeshProUGUI>();
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if (label == null)
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label = gameObject.AddComponent<TextMeshProUGUI>();
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label.richText = true;
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Refresh();
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}
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private void OnValidate()
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{
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label = GetComponent<TextMeshProUGUI>();
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if (label != null)
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Refresh();
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}
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public void SetValue(double newValue)
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{
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value = newValue;
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Refresh();
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}
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private void Refresh()
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{
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if (label == null)
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return;
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int places = Mathf.Clamp(decimalPlaces, 0, 15);
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string format = showComma ? "#,##0" : "0";
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if (places > 0)
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format += "." + new string('#', places);
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string number = value.ToString(format, CultureInfo.InvariantCulture);
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label.text = ToSpriteTags(number);
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}
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private static string ToSpriteTags(string number)
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{
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var sb = new StringBuilder(number.Length * 24);
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foreach (char c in number)
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{
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if (c >= '0' && c <= '9')
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sb.Append("<sprite name=\"").Append(c).Append("\">");
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else if (c == ',')
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sb.Append("<sprite name=\"comma\">");
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else if (c == '.')
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sb.Append("<sprite name=\"dot\">");
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else
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sb.Append(c); // 图集里没有负号，负号退回普通字体
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}
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return sb.ToString();
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}
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}
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