Specifications

Revision C 16/01/96
Chapter 2 "PCL" - 60
Unicode Symbol Index Character Complement bits
Bit Field Designated Use
31
30
29
28
27
26
25
24
23
22
2,1,0
0 if font is compatible with 7-bit ASCII; otherwise set to 1.
0 if font is compatible with ISO 8859/1 Latin 1 (West Europe)
character sets; otherwise set to 1.
0 if font is compatible with ISO 8859/2 Latin 2 (East Europe) character
sets; otherwise set to 1.
0 if font is compatible with Latin 5 (Turkish) character sets (e.g., ISO
8859/9 Latin 5,PC-Turkish); otherwise set to 1.
0 if font is compatible with Desktop Publishing character sets (e.g.,
Windows 3.1 Latin 1, DeskTop, MC Text); otherwise set to 1.
0 if font is compatible with character sets requiring a wider
selection of accents (e.g., MC Text, ISo 8859/1 Latin 1);
otherwise set to 1.
0 if font is compatible with traditional PCL character sets (e.g.,
Roman-8, Legal, ISO 4 United Kingdom); otherwise set to 1.
0 if font is compatible with the Macintosh character set (MS
Text); otherwise set to 1.
0 if font is compatible with PostScript Standard Encoding (PS Text);
otherwise set to 1.
0 if font is compatible with Code Pages (e.g., PC-8, PC-850,
PC-Turk, etc.); otherwise set to 1.
110 if font is arranged in Unicode Symbol Index order.
• Checksum - This should be set to a value which, when added to the contents of the 64 bytes of this font
descriptor data produces a total of 0.
• Descriptor size - segmented font data.
MSB
15 8
LSB
7 0
x First segment, segment identifier
x + 2 First segment, Segment size
x + 4 First segment, Data segment
x + 4 + 1st
seg. size
Second segment,segment identifier, Size, Data segment
| |
# - 6 Null segment identifier
# - 4 Null segment size
# - 2 Reserved Checksum
This segment follows just after the font header for TrueType. Each segment is divided into segment identifier,
segment size, and data segment parts.