private static List <CharInfo> GetCharInfo(byte[] textBytes, ref FontTxt fontTxt, ref string txtName)
{
if (textBytes == null)
{
return(null);
}
List <CharInfo> charInfos = new List <CharInfo>();
ByteReader reader = new ByteReader(textBytes);
char[] separater = new char[] { ' ' };
while (reader.canRead)
{
string line = reader.ReadLine();
if (string.IsNullOrEmpty(line))
{
break;
}
string[] splits = line.Split(separater, StringSplitOptions.RemoveEmptyEntries);
int len = splits.Length;
if (splits[0].Equals("char"))
{
int chnl = len > 10 ? GetInt(splits[10]) : 15;
if (len > 9 && GetInt(splits[9]) > 0)
{
Debug.LogError("Your font was exported with more than one texture. Only one texture is supported by ArtistFont.\n" +
"You need to re-export your font, enlarging the texture's dimensions until everything fits into just one texture.");
break;
}
if (len > 8)
{
CharInfo charInfo = new CharInfo();
charInfo.index = GetInt(splits[1]);
charInfo.x = GetInt(splits[2]);
charInfo.y = GetInt(splits[3]);
charInfo.width = GetInt(splits[4]);
charInfo.height = GetInt(splits[5]);
charInfo.offsetX = GetInt(splits[6]);
charInfo.offsetY = GetInt(splits[7]);
charInfo.advance = GetInt(splits[8]);
charInfo.channel = chnl;
charInfos.Add(charInfo);
}
else
{
Debug.LogError("Unexpected number of entries for the 'char' field with " + splits.Length + "\n" + line);
break;
}
}
else if (splits[0] == "common")
{
// Expected data style:
// common lineHeight=64 base=51 scaleW=512 scaleH=512 pages=1 packed=0 alphaChnl=1 redChnl=4 greenChnl=4 blueChnl=4
if (len > 5)
{
fontTxt.charSize = GetInt(splits[1]);
fontTxt.baseOffset = GetInt(splits[2]);
fontTxt.texWidth = GetInt(splits[3]);
fontTxt.texHeight = GetInt(splits[4]);
int pages = GetInt(splits[5]);
if (pages != 1)
{
Debug.LogError("Artist Font must be created with only 1 texture, not " + pages);
break;
}
}
else
{
Debug.LogError("Unexpected number of entries for the 'common' field:\n" + line);
break;
}
}
else if (splits[0] == "page")
{
// Expected data style:
// page id=0 file="textureName.png"
if (len > 2)
{
txtName = GetString(splits[2]).Replace("\"", "");
}
}
}
return(charInfos);
}
private static void ArtistFontMaking()
{
string filePath = "";
string fullFileName = EditorUtil.GetSelectFileName(ref filePath);
string fileDir = Path.GetDirectoryName(filePath) + "/";
//如果选择的不是艺术字配置，退出
if (!fullFileName.EndsWith("fnt"))
{
return;
}
string fileName = fullFileName.Split('.')[0];
TextAsset artistTextAsset = AssetDatabase.LoadAssetAtPath <TextAsset>(filePath);
if (artistTextAsset.bytes == null)
{
return;
}
Font customFont = new Font();
FontTxt fontTxt = new FontTxt();
string txtName = "";
List <CharInfo> charInfos = GetCharInfo(artistTextAsset.bytes, ref fontTxt, ref txtName);
CharacterInfo[] characterInfos = new CharacterInfo[charInfos.Count];
for (int i = 0; i < charInfos.Count; i++)
{
CharInfo charInfo = charInfos[i];
CharacterInfo characterInfo = new CharacterInfo();
characterInfo.index = charInfo.index;
float uvX = (float)charInfo.x / (float)fontTxt.texWidth;
float uvY = 1 - (float)charInfo.y / (float)fontTxt.texHeight;
float uvWidth = (float)charInfo.width / (float)fontTxt.texWidth;
float uvHeight = (-1) * (float)charInfo.height / (float)fontTxt.texHeight;
characterInfo.uvBottomLeft = new Vector2(uvX, uvY);
characterInfo.uvBottomRight = new Vector2(uvX + uvWidth, uvY);
characterInfo.uvTopLeft = new Vector2(uvX, uvY + uvHeight);
characterInfo.uvTopRight = new Vector2(uvX + uvWidth, uvY + uvHeight);
characterInfo.minX = charInfo.offsetX;
characterInfo.minY = (int)((float)charInfo.offsetY + (float)charInfo.height);
characterInfo.glyphWidth = charInfo.width;
characterInfo.glyphHeight = -charInfo.height;
characterInfo.advance = charInfo.advance;
characterInfos[i] = characterInfo;
}
customFont.characterInfo = characterInfos;
string txtPath = filePath.Replace(fullFileName, txtName);
Shader shader = Shader.Find("GUI/Text Shader");
Material material = new Material(shader);
Texture texture = AssetDatabase.LoadAssetAtPath <Texture>(txtPath);
material.SetTexture("_MainTex", texture);
AssetDatabase.CreateAsset(material, fileDir + fileName + ".mat");
customFont.material = material;
AssetDatabase.CreateAsset(customFont, fileDir + fileName + ".fontsettings");
AssetDatabase.SaveAssets();
AssetDatabase.Refresh();
}
