private static Set<string> GetDteGroups( FFTFont font, GenericCharMap charmap, IList<string> charset )
{
var f = new FFTFont( font.ToByteArray(), font.ToWidthsByteArray() );
List<int> widths = new List<int>( 2200 );
f.Glyphs.ForEach( g => widths.Add( g.Width ) );
return TextUtilities.GetGroups( charmap, charset, widths );
}
private static void GenerateFontBinPatches(
IEnumerable<KeyValuePair<string, byte>> dteEncodings,
FFTFont baseFont,
IList<string> baseCharSet,
out byte[] fontBytes,
out byte[] widthBytes )
{
FFTFont font =
new FFTFont( baseFont.ToByteArray(), baseFont.ToWidthsByteArray() );
IList<string> charSet = new List<string>( baseCharSet );
foreach ( var kvp in dteEncodings )
{
int[] chars = new int[] { charSet.IndexOf( kvp.Key.Substring( 0, 1 ) ), charSet.IndexOf( kvp.Key.Substring( 1, 1 ) ) };
int[] widths = new int[] { font.Glyphs[chars[0]].Width, font.Glyphs[chars[1]].Width };
int newWidth = widths[0] + widths[1];
font.Glyphs[kvp.Value].Width = (byte)newWidth;
IList<FontColor> newPixels = font.Glyphs[kvp.Value].Pixels;
for ( int i = 0; i < newPixels.Count; i++ )
{
newPixels[i] = FontColor.Transparent;
}
const int fontHeight = 14;
const int fontWidth = 10;
int offset = 0;
for ( int c = 0; c < chars.Length; c++ )
{
var pix = font.Glyphs[chars[c]].Pixels;
for ( int x = 0; x < widths[c]; x++ )
{
for ( int y = 0; y < fontHeight; y++ )
{
newPixels[y * fontWidth + x + offset] = pix[y * fontWidth + x];
}
}
offset += widths[c];
}
}
fontBytes = font.ToByteArray();
widthBytes = font.ToWidthsByteArray();
}
private static void GenerateFontBinPatches(
IEnumerable<KeyValuePair<string, byte>> dteEncodings,
FFTFont baseFont,
IList<string> baseCharSet,
out byte[] fontBytes,
out byte[] widthBytes )
{
// Make a copy of the font
FFTFont font =
new FFTFont( baseFont.ToByteArray(), baseFont.ToWidthsByteArray() );
IList<string> charSet = new List<string>( baseCharSet );
charSet.Add( " " );
var myGlyphs = new List<Glyph>( font.Glyphs );
myGlyphs.Add( new Glyph( 0, 4, new byte[14 * 10 / 4] ) );
foreach (var kvp in dteEncodings)
{
int[] chars =
new int[] {
charSet.IndexOf( kvp.Key.Substring( 0, 1 ) ), // Find the index of the first character in the pair
charSet.IndexOf( kvp.Key.Substring( 1, 1 ) ) // Second character in the pair
};
int[] widths =
new int[] {
myGlyphs[chars[0]].Width, // width of first char
myGlyphs[chars[1]].Width // width of secont char
};
// The width of the concatenated character is the sum...
int newWidth = widths[0] + widths[1];
myGlyphs[kvp.Value].Width = (byte)newWidth;
// Erase all the pixels of the character to replace
IList<FontColor> newPixels = myGlyphs[kvp.Value].Pixels;
for (int i = 0; i < newPixels.Count; i++)
{
newPixels[i] = FontColor.Transparent;
}
const int fontHeight = 14;
const int fontWidth = 10;
int offset = 0;
// for each character in the pair...
for (int c = 0; c < chars.Length; c++)
{
var pix = myGlyphs[chars[c]].Pixels;
// ... copy the pixels to the concatenated character
for (int x = 0; x < widths[c]; x++)
{
for (int y = 0; y < fontHeight; y++)
{
newPixels[y * fontWidth + x + offset] = pix[y * fontWidth + x];
}
}
offset += widths[c];
}
}
// Return the new font and widths arrays
fontBytes = font.ToByteArray();
widthBytes = font.ToWidthsByteArray();
}