embed_font.py

#!/usr/bin/python

import sys, json

if len (sys.argv) < 4:
    print "Usage: " + sys.argv[0] + " <font.otf> <font_metadata.json> fontname"
    exit (-1)

fontname = sys.argv[3]

with open(sys.argv[1], 'rb') as fontfile:
    with open('../include/' + fontname + '.h', 'w') as header:
        with open('../include/' + fontname + '.cpp', 'w') as implementation:

            implementation.write ('// This file was autogenerated by:\n// "' + " ".join (sys.argv) + '"\n//\n\n')
            implementation.write ('namespace ' + fontname + '\n{\n')
            implementation.write ('    static const unsigned char font_otf[] = {\n    ')
            byte = fontfile.read (1)
            column = 0

            while (byte):
                num = ord (byte)
                implementation.write (str (num))
                if num > 99:
                    column += 4
                elif num > 9:
                    column += 3
                else:
                    column += 2

                byte = fontfile.read (1)
                if byte:
                    implementation.write (',')
                if column > 100:
                    implementation.write ('\n    ')
                    column = 0

            implementation.write ('};\n\n')
            implementation.write ('    static const int font_size = ' + str (fontfile.tell()) + ';\n\n')
            implementation.write ("""
    juce::Typeface::Ptr createTypeface()
    {
        return juce::Typeface::createSystemTypefaceFor (font_otf, font_size);
    }\n""")

            implementation.write ('\n} // namespace ' + fontname + '\n')

            header.write ('// This file was autogenerated by:\n// "' + " ".join (sys.argv) + '"\n//\n\n')
            header.write ('namespace ' + fontname + '\n{\n')
            header.write ('    juce::Typeface::Ptr createTypeface();\n')

            header.write ('\n} // namespace ' + fontname + '\n')