/// <summary>
/// 分解字符串
/// </summary>
///
/// <param name="string"></param>
/// <param name="tag"></param>
/// <returns></returns>
public static string[] Split(string s, string tag)
{
StringTokenizer str = new StringTokenizer(s, tag);
string[] result = new string[str.CountTokens()];
int index = 0;
for (; str.HasMoreTokens(); )
{
result[index++] = str.NextToken();
}
return result;
}
private CharDef ParseChar(string line)
{
CharDef def = new CharDef(this);
StringTokenizer tokens = new StringTokenizer(line, " =");
tokens.NextToken();
tokens.NextToken();
def.id = short.Parse(tokens.NextToken());
if (def.id < 0) {
return null;
}
if (def.id > DEFAULT_MAX_CHAR) {
throw new Exception(def.id + " > " + DEFAULT_MAX_CHAR);
}
tokens.NextToken();
def.tx = short.Parse(tokens.NextToken());
tokens.NextToken();
def.ty = short.Parse(tokens.NextToken());
tokens.NextToken();
def.width = short.Parse(tokens.NextToken());
tokens.NextToken();
def.height = short.Parse(tokens.NextToken());
tokens.NextToken();
def.xoffset = short.Parse(tokens.NextToken());
tokens.NextToken();
def.yoffset = short.Parse(tokens.NextToken());
tokens.NextToken();
def.advance = short.Parse(tokens.NextToken());
if (def.id != ' ') {
lineHeight = MathUtils.Max(def.height + def.yoffset, lineHeight);
}
return def;
}
private void Parse(Stream file)
{
if (displays == null) {
displays = new ArrayMap(DEFAULT_MAX_CHAR);
} else {
displays.Clear();
}
try {
StreamReader ins = new StreamReader(file,
System.Text.Encoding.UTF8);
info = ins.ReadLine();
common = ins.ReadLine();
page = ins.ReadLine();
ArrayMap kerning = new ArrayMap(
64);
List<CharDef> charDefs = new List<CharDef>(
DEFAULT_MAX_CHAR);
int maxChar = 0;
bool done = false;
for (; !done;) {
string line = ins.ReadLine();
if (line == null) {
done = true;
} else {
if (line.StartsWith("chars c")) {
} else if (line.StartsWith("char")) {
CharDef def = ParseChar(line);
if (def != null) {
maxChar = MathUtils.Max(maxChar, def.id);
charDefs.Add(def);
}
}
if (line.StartsWith("kernings c")) {
} else if (line.StartsWith("kerning")) {
StringTokenizer tokens = new StringTokenizer(line, " =");
tokens.NextToken();
tokens.NextToken();
short first = short.Parse(tokens.NextToken());
tokens.NextToken();
int second = int.Parse(tokens.NextToken());
tokens.NextToken();
int offset = int.Parse(tokens.NextToken());
List<short> values = (List<short>)kerning.GetValue(first);
if (values == null) {
values = new List<short>();
kerning.Put(first, values);
}
values.Add((short) ((offset << 8) | second));
}
}
}
this.chars = new CharDef[maxChar + 1];
for (IEnumerator<CharDef> iter = charDefs.GetEnumerator(); iter.MoveNext();) {
CharDef def = (CharDef) iter.Current;
chars[def.id] = def;
}
ArrayMap.Entry[] entrys = kerning.ToEntrys();
for (int j=0;j<entrys.Length;j++) {
ArrayMap.Entry entry = entrys[j];
short first = (short) entry.GetKey();
List<short> valueList = (List<short>) entry.GetValue();
short[] valueArray = new short[valueList.Count];
int i = 0;
for (IEnumerator<short> valueIter = valueList.GetEnumerator(); valueIter
.MoveNext(); i++) {
valueArray[i] = (short) valueIter.Current;
}
chars[first].kerning = valueArray;
}
} catch (IOException e) {
Log.Exception(e);
throw new Exception("Invalid font file: " + file);
}
}
