pcffont

pcffont

PCFFONT是一個用於操縱便攜式編譯格式（PCF）字體的庫。

安裝

pip install pcffont

用法

載入

 import shutil

from examples import assets_dir , build_dir
from pcffont import PcfFont


def main ():
    outputs_dir = build_dir . joinpath ( 'load' )
    if outputs_dir . exists ():
        shutil . rmtree ( outputs_dir )
    outputs_dir . mkdir ( parents = True )

    font = PcfFont . load ( assets_dir . joinpath ( 'unifont' , 'unifont-16.0.02.pcf' ))
    print ( f'name: { font . properties . font } ' )
    print ( f'size: { font . properties . pixel_size } ' )
    print ( f'ascent: { font . accelerators . font_ascent } ' )
    print ( f'descent: { font . accelerators . font_descent } ' )
    print ()
    for encoding , glyph_index in sorted ( font . bdf_encodings . items ()):
        glyph_name = font . glyph_names [ glyph_index ]
        metric = font . metrics [ glyph_index ]
        bitmap = font . bitmaps [ glyph_index ]
        print ( f'char: { chr ( encoding ) } ( { encoding :04X } )' )
        print ( f'glyph_name: { glyph_name } ' )
        print ( f'advance_width: { metric . character_width } ' )
        print ( f'dimensions: { metric . dimensions } ' )
        print ( f'origin: { metric . origin } ' )
        for bitmap_row in bitmap :
            text = '' . join ( '  ' if alpha == 0 else '██' for alpha in bitmap_row )
            print ( f' { text } *' )
        print ()
    font . save ( outputs_dir . joinpath ( 'unifont-16.0.02.pcf' ))


if __name__ == '__main__' :
    main ()

創造

 import shutil

from examples import build_dir
from pcffont import PcfFontBuilder , PcfGlyph


def main ():
    outputs_dir = build_dir . joinpath ( 'create' )
    if outputs_dir . exists ():
        shutil . rmtree ( outputs_dir )
    outputs_dir . mkdir ( parents = True )

    builder = PcfFontBuilder ()
    builder . config . font_ascent = 14
    builder . config . font_descent = 2

    builder . glyphs . append ( PcfGlyph (
        name = 'A' ,
        encoding = ord ( 'A' ),
        scalable_width = 500 ,
        character_width = 8 ,
        dimensions = ( 8 , 16 ),
        origin = ( 0 , - 2 ),
        bitmap = [
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
            [ 0 , 0 , 0 , 1 , 1 , 0 , 0 , 0 ],
            [ 0 , 0 , 1 , 0 , 0 , 1 , 0 , 0 ],
            [ 0 , 0 , 1 , 0 , 0 , 1 , 0 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 1 , 1 , 1 , 1 , 1 , 1 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 1 , 0 , 0 , 0 , 0 , 1 , 0 ],
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
            [ 0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 ],
        ],
    ))

    builder . properties . foundry = 'Pixel Font Studio'
    builder . properties . family_name = 'Demo Pixel'
    builder . properties . weight_name = 'Medium'
    builder . properties . slant = 'R'
    builder . properties . setwidth_name = 'Normal'
    builder . properties . add_style_name = 'Sans Serif'
    builder . properties . pixel_size = 16
    builder . properties . point_size = builder . properties . pixel_size * 10
    builder . properties . resolution_x = 75
    builder . properties . resolution_y = 75
    builder . properties . spacing = 'P'
    builder . properties . average_width = round ( sum ([ glyph . character_width * 10 for glyph in builder . glyphs ]) / len ( builder . glyphs ))
    builder . properties . charset_registry = 'ISO10646'
    builder . properties . charset_encoding = '1'
    builder . properties . generate_xlfd ()

    builder . properties . x_height = 5
    builder . properties . cap_height = 7

    builder . properties . font_version = '1.0.0'
    builder . properties . copyright = 'Copyright (c) TakWolf'

    builder . save ( outputs_dir . joinpath ( 'my-font.pcf' ))


if __name__ == '__main__' :
    main ()

測試字體

• gnu unifont glyphs
• 脾

參考

• PCF字體的Freetype字體驅動程序
• fontforge- x11 pcf位圖字體文件格式
• X字體庫
• bdftopcf
• BDFTOPCF-文檔
• X邏輯字體說明章程-X聯盟標準

執照

根據麻省理工學院許可。