一、Unity支持把一個Sprite切割成多個。可以用這種方式代替BMFont導(dǎo)出的fnt文件。

二、將圖集的TextureType設(shè)置為Sprite，然后把SpriteMode設(shè)為Multiple，應(yīng)用Apply。

三、打開SpriteEditor，對圖片進(jìn)行切割。然后選中每一個Sprite把Name設(shè)置成字符對應(yīng)的ASCII碼。

4、添加編輯器工具腳本

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using UnityEngine; using UnityEditor; using System.IO;public class CreateFont : EditorWindow {[MenuItem("Tools/創(chuàng)建字體(sprite)")]public static void Open(){GetWindow<CreateFont>("創(chuàng)建字體");}private Texture2D tex;private string fontName;private string fontPath;private void OnGUI(){GUILayout.BeginVertical();GUILayout.BeginHorizontal();GUILayout.Label("字體圖片：");tex = (Texture2D)EditorGUILayout.ObjectField(tex, typeof(Texture2D), true);GUILayout.EndHorizontal();GUILayout.BeginHorizontal();GUILayout.Label("字體名稱：");fontName = EditorGUILayout.TextField(fontName);GUILayout.EndHorizontal();GUILayout.BeginHorizontal();if (GUILayout.Button(string.IsNullOrEmpty(fontPath) ? "選擇路徑" : fontPath)){fontPath = EditorUtility.OpenFolderPanel("字體路徑", Application.dataPath, "");if (string.IsNullOrEmpty(fontPath)){Debug.Log("取消選擇路徑");}else{fontPath = fontPath.Replace(Application.dataPath, "") + "/";}}GUILayout.EndHorizontal();GUILayout.BeginHorizontal();if (GUILayout.Button("創(chuàng)建")){Create();}GUILayout.EndHorizontal();GUILayout.EndVertical();}private void Create(){if (tex == null){Debug.LogWarning("創(chuàng)建失敗，圖片為空！");return;}if (string.IsNullOrEmpty(fontPath)){Debug.LogWarning("字體路徑為空！");return;}if (fontName == null){Debug.LogWarning("創(chuàng)建失敗，字體名稱為空！");return;}else{if (File.Exists(Application.dataPath + fontPath + fontName + ".fontsettings")){Debug.LogError("創(chuàng)建失敗，已存在同名字體文件");return;}if (File.Exists(Application.dataPath + fontPath + fontName + ".mat")){Debug.LogError("創(chuàng)建失敗，已存在同名字體材質(zhì)文件");return;}}string selectionPath = AssetDatabase.GetAssetPath(tex);if (selectionPath.Contains("/Resources/")){string selectionExt = Path.GetExtension(selectionPath);if (selectionExt.Length == 0){Debug.LogError("創(chuàng)建失敗！");return;}string fontPathName = fontPath + fontName + ".fontsettings";string matPathName = fontPath + fontName + ".mat";float lineSpace = 0.1f;//string loadPath = selectionPath.Remove(selectionPath.Length - selectionExt.Length).Replace("Assets/Resources/", "");string loadPath = selectionPath.Replace(selectionExt, "").Substring(selectionPath.IndexOf("/Resources/") + "/Resources/".Length);Sprite[] sprites = Resources.LoadAll<Sprite>(loadPath);if (sprites.Length > 0){Material mat = new Material(Shader.Find("GUI/Text Shader"));mat.SetTexture("_MainTex", tex);Font m_myFont = new Font();m_myFont.material = mat;CharacterInfo[] characterInfo = new CharacterInfo[sprites.Length];for (int i = 0; i < sprites.Length; i++){if (sprites[i].rect.height > lineSpace){lineSpace = sprites[i].rect.height;}}for (int i = 0; i < sprites.Length; i++){Sprite spr = sprites[i];CharacterInfo info = new CharacterInfo();try{info.index = System.Convert.ToInt32(spr.name);}catch{Debug.LogError("創(chuàng)建失敗，Sprite名稱錯誤！");return;}Rect rect = spr.rect;float pivot = spr.pivot.y / rect.height - 0.5f;if (pivot > 0){pivot = -lineSpace / 2 - spr.pivot.y;}else if (pivot < 0){pivot = -lineSpace / 2 + rect.height - spr.pivot.y;}else{pivot = -lineSpace / 2;}int offsetY = (int)(pivot + (lineSpace - rect.height) / 2);info.uvBottomLeft = new Vector2((float)rect.x / tex.width, (float)(rect.y) / tex.height);info.uvBottomRight = new Vector2((float)(rect.x + rect.width) / tex.width, (float)(rect.y) / tex.height);info.uvTopLeft = new Vector2((float)rect.x / tex.width, (float)(rect.y + rect.height) / tex.height);info.uvTopRight = new Vector2((float)(rect.x + rect.width) / tex.width, (float)(rect.y + rect.height) / tex.height);info.minX = 0;info.minY = -(int)rect.height - offsetY;info.maxX = (int)rect.width;info.maxY = -offsetY;info.advance = (int)rect.width;characterInfo[i] = info;}AssetDatabase.CreateAsset(mat, "Assets" + matPathName);AssetDatabase.CreateAsset(m_myFont, "Assets" + fontPathName);m_myFont.characterInfo = characterInfo;EditorUtility.SetDirty(m_myFont);AssetDatabase.SaveAssets();AssetDatabase.Refresh();//刷新資源Debug.Log("創(chuàng)建字體成功");}else{Debug.LogError("圖集錯誤！");}}else{Debug.LogError("創(chuàng)建失敗,選擇的圖片不在Resources文件夾內(nèi)！");}} }

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