Font

Windows

• gdipp

Calculating Point

• freetype guide
• resolution Dot per inch(DPI)

pixel = point * resolution / 72;

• where 96dpi came from

72 * (1 + 1/3) = 96

Freetype

• Free font engine
• API Reference

Mono bitmap

• printing bitmap
• 0x80 means that most left pixel of this octed is true.
• 0x01 means that most right pixel of this octed is true.

FT_Bitmap *bm = &face->glyph->bitmap;
int row, col, bit, c;

/* モノクロビットマップの場合 */
for (row = 0; row < bm->rows; row ++) {
    for (col = 0; col < bm->pitch; col ++) {
        c = bm->buffer[bm->pitch * row + col];
        for (bit = 7; bit >= 0; bit --) {
            if (((c >> bit) & 1) == 0)
                printf("  ");
            else
                printf("##");
        }
    }
    printf("\n");
}

Family name

• Sans-serif: Gothic
• Serif: Mincho

IPA Font

• Download page
• Free true type/open type font.
• Little big.

Shinonome font

• Download page
• Free bitmap font.
• "bfd" format is used.