private static void bitmapCharacterImpl(int font, char cin)
{
BitmapFontRec fontinfo = getBitmapFont(font);
int c = (int)cin & 0xffff;
if (c < fontinfo.first | c >= fontinfo.first + fontinfo.num_chars)
{
return;
}
BitmapCharRec ch = fontinfo.ch[c - fontinfo.first];
if ((ch != null))
{
GL.Bitmap(ch.width, ch.height, ch.xorig, ch.yorig, ch.advance, 0, ch.bitmap);
}
}
private static BitmapFontRec getBitmapFont(int font)
{
BitmapFontRec rec = bitmapFonts[font];
if ((rec == null))
{
switch (font)
{
case BITMAP_9_BY_15:
rec = GLUTBitmap9x15.glutBitmap9By15;
break;
case BITMAP_8_BY_13:
rec = GLUTBitmap8x13.glutBitmap8By13;
break;
case BITMAP_TIMES_ROMAN_10:
rec = GLUTBitmapTimesRoman10.glutBitmapTimesRoman10;
break;
case BITMAP_TIMES_ROMAN_24:
rec = GLUTBitmapTimesRoman24.glutBitmapTimesRoman24;
break;
case BITMAP_HELVETICA_10:
rec = GLUTBitmapHelvetica10.glutBitmapHelvetica10;
break;
case BITMAP_HELVETICA_12:
rec = GLUTBitmapHelvetica12.glutBitmapHelvetica12;
break;
case BITMAP_HELVETICA_18:
rec = GLUTBitmapHelvetica18.glutBitmapHelvetica18;
break;
default:
throw new Exception("Unknown bitmap font number :" + font);
}
bitmapFonts[font] = rec;
}
return(rec);
}
public static int BitmapLength(int font, string s)
{
BitmapFontRec fontinfo = getBitmapFont(font);
float length = 0;
int len = s.Length;
for (int pos = 0; pos <= len - 1; pos++)
{
int c = (int)s.ToCharArray(pos, 1)[0] & 0xffff;
if ((c >= fontinfo.first & c < fontinfo.first + fontinfo.num_chars))
{
BitmapCharRec ch = fontinfo.ch[c - fontinfo.first];
if ((ch != null))
{
length += ch.advance;
}
}
}
return((int)length);
}