private static void WriteGlyphs(StringBuilder output, AdafruitGFXFont font)
{
output.Append("const GFXglyph ").Append(font.FontName).AppendLine("Glyphs[] PROGMEM = {");
var currentChar = font.FirstChar;
for (var glyphIndex = 0; glyphIndex < font.Glyphs.Count; glyphIndex++)
{
var glyph = font.Glyphs[glyphIndex];
output.Append($" {{ {glyph.bitmapOffset,5}, {glyph.width,3}, {glyph.height,3}, {glyph.xAdvance,3}, {glyph.xOffset,4}, {glyph.yOffset,4} }}");
if (glyphIndex < font.Glyphs.Count - 1)
{
output.Append(", ");
}
else
{
output.Append(" };");
}
output
.Append(" // 0x")
.Append(Convert.ToByte(currentChar).ToString("X2"))
.Append(" '")
.Append(currentChar)
.AppendLine("'");
currentChar++;
}
output.AppendLine();
}
public static string WriteString(AdafruitGFXFont font)
{
var output = new StringBuilder();
WriteBitmaps(output, font);
WriteGlyphs(output, font);
WriteFont(output, font);
return(output.ToString());
}
private static void WriteFont(StringBuilder output, AdafruitGFXFont font)
{
output
.Append("const GFXfont ").Append(font.FontName).AppendLine(" PROGMEM = {")
.Append(" (uint8_t *)").Append(font.FontName).AppendLine("Bitmaps,")
.Append(" (GFXglyph *)").Append(font.FontName).AppendLine("Glyphs,")
.Append(" 0x").Append(Convert.ToByte(font.FirstChar).ToString("X2")).Append(", ")
.Append("0x").Append(Convert.ToByte(font.LastChar).ToString("X2")).Append(", ")
.Append(font.YAdvance).AppendLine(" };")
.AppendLine();
output.AppendLine($"// Approx. {font.SizeEstimate} bytes");
}
private static void WriteBitmaps(StringBuilder output, AdafruitGFXFont font)
{
output
.Append("const uint8_t ").Append(font.FontName).AppendLine("Bitmaps[] PROGMEM = {")
.Append(" ");
var rowCount = 0;
for (var bitmapIndex = 0; bitmapIndex < font.Bitmap.Length; bitmapIndex++)
{
if (rowCount == 12)
{
output.AppendLine().Append(" ");
rowCount = 0;
}
if (rowCount > 0)
{
output.Append(' ');
}
output.Append("0x").Append(font.Bitmap[bitmapIndex].ToString("X2"));
if (bitmapIndex < font.Bitmap.Length - 1)
{
output.Append(',');
}
rowCount++;
}
output
.AppendLine(" };")
.AppendLine();
}
public static void WriteFile(AdafruitGFXFont font, string path)
{
File.WriteAllText(path, WriteString(font));
}
