private void writeStrokes(string strokesFileName)
{
using (FileStream fs = new FileStream(strokesFileName, FileMode.Create, FileAccess.ReadWrite))
using (StreamWriter sw = new StreamWriter(fs))
{
sw.WriteLine("var HanziLookup = HanziLookup || { };");
sw.WriteLine("HanziLookup.StrokeDataMMAH = [");
foreach (Hanzi hanzi in data)
{
string line = "[\"" + hanzi.Char + "\"," + hanzi.Strokes.Count + ",[";
for (int i = 0; i != hanzi.SubStrokes.Count; ++i)
{
SubStroke ss = hanzi.SubStrokes[i];
if (i != 0)
{
line += ",";
}
// Each substroke is an array of four values
// Dir, Len, CenterX, CenterY
line += "[";
line += writeSubStroke(ss);
line += "]";
}
line += "]],";
sw.WriteLine(line);
}
sw.WriteLine("];");
}
}
private static string writeSubStroke(SubStroke ss)
{
string res = "";
res += Math.Round(ss.Dir, 2).ToString() + ",";
res += Math.Round(ss.Len, 2).ToString() + ",";
res += Math.Round(ss.CenterX, 2).ToString() + ",";
res += Math.Round(ss.CenterY, 2).ToString();
return(res);
}
private Hanzi parseHanzi(JArray jsonChar)
{
Hanzi hanzi = new Hanzi
{
Char = jsonChar[0].ToObject <string>()[0],
StrokeCount = jsonChar[1].ToObject <int>(),
SubStrokes = new List <SubStroke>(),
};
JArray jsonSubStrokes = jsonChar[2] as JArray;
foreach (var x in jsonSubStrokes.Children())
{
JArray jsonSS = x as JArray;
SubStroke ss = new SubStroke
{
Dir = jsonSS[0].ToObject <double>(),
Len = jsonSS[1].ToObject <double>(),
};
hanzi.SubStrokes.Add(ss);
}
return(hanzi);
}
public void WriteResults(string compactFileName)
{
Dictionary <char, int> hanziToSubStrokePos = new Dictionary <char, int>();
List <byte> subStrokeData = new List <byte>();
foreach (Hanzi hanzi in data)
{
hanziToSubStrokePos[hanzi.Char] = subStrokeData.Count;
for (int i = 0; i != hanzi.SubStrokes.Count; ++i)
{
SubStroke ss = hanzi.SubStrokes[i];
double x = ss.Dir * 256.0 / Math.PI / 2.0;
int y = (int)Math.Round(x);
if (y == 256)
{
y = 0;
}
if (y < 0 || y > 255)
{
throw new Exception("Value out of byte range.");
}
subStrokeData.Add((byte)y);
x = ss.Len * 255.0;
y = (int)Math.Round(x);
if (y < 0 || y > 255)
{
throw new Exception("Value out of byte range.");
}
subStrokeData.Add((byte)y);
y = (int)Math.Round(ss.CenterX * 15.0);
if (y < 0 || y > 15)
{
throw new Exception("Value out of byte range.");
}
byte coords = (byte)y;
coords <<= 4;
y = (int)Math.Round(ss.CenterY * 15.0);
if (y < 0 || y > 15)
{
throw new Exception("Value out of byte range.");
}
coords += (byte)y;
subStrokeData.Add(coords);
}
}
string base64 = Convert.ToBase64String(subStrokeData.ToArray());
using (FileStream fs = new FileStream(compactFileName, FileMode.Create, FileAccess.ReadWrite))
using (StreamWriter sw = new StreamWriter(fs))
{
sw.WriteLine("{ \"chars\": [");
for (int i = 0; i != data.Count; ++i)
{
Hanzi hanzi = data[i];
string line = "[\"" + hanzi.Char + "\"," + hanzi.StrokeCount + ",";
line += hanzi.SubStrokes.Count + ",";
line += hanziToSubStrokePos[hanzi.Char] + "]";
if (i + 1 < data.Count)
{
line += ",";
}
sw.WriteLine(line);
}
sw.WriteLine("],");
sw.WriteLine("\"substrokes\": \"" + base64 + "\"");
sw.WriteLine("}");
}
}