自定义字体

Assets/Scripts/UI/Fonts/digits_sheet_auto.cs

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

Assets/Scripts/UI/Fonts/digits_sheet_auto.cs.meta

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+fileFormatVersion: 2
+guid: aff4690ca9bc94b8b84c2ee53b298588

Assets/Scripts/UI/Fonts/digits_sheet_autoEditor.cs

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+using UnityEditor;
+using UnityEngine;
+
+[CustomEditor(typeof(digits_sheet_auto))]
+public class digits_sheet_autoEditor : Editor
+{
+    public override void OnInspectorGUI()
+    {
+        serializedObject.Update();
+
+        SerializedProperty prop = serializedObject.GetIterator();
+        bool enterChildren = true;
+
+        while (prop.NextVisible(enterChildren))
+        {
+            enterChildren = false;
+            if (prop.name == "m_Script")
+                continue;
+
+            if (prop.name == "showComma")
+                EditorGUILayout.PropertyField(prop, new GUIContent("显示逗号‘，’"));
+            else if (prop.name == "decimalPlaces")
+                EditorGUILayout.PropertyField(prop, new GUIContent("保留小数点位数"));
+            else
+                EditorGUILayout.PropertyField(prop, true);
+        }
+
+        serializedObject.ApplyModifiedProperties();
+    }
+}

Assets/Scripts/UI/Fonts/digits_sheet_autoEditor.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 48f5d0673cac847c3b3da256f68eeb4e