HP 5961-0509 manual Character Descriptor Formats, Character descriptors

Character Descriptor Formats

Character definition formats for PCL Bitmap, Intellifont Scalable and TrueType Scalable fonts are shown on the following pages.

Note	The following notation is used to define the data type of each field in
	the character descriptors.

Table 11-34 Character Descriptors/Data Continuation Block

(B)	: Boolean	(0,1)
(UB)	: Unsigned Byte	(0 . . 255)
(SB)	: Signed Byte	(-128 . . 127)
(UI)	: Unsigned Integer	(0 . . 65535)
(SI)	: Signed Integer	(-32768 . . 32767)

Character Descriptor and Data Format for PCL Bitmap Fonts

The descriptor of a PCL bitmap character is at least 14 bytes long and contains information such as the character’s width and height.

The character data is binary (raster) data that identifies the shape of the character.

Table 11-35 shows the format of the bitmap character descriptor and data.

Table 11-35 PCL Bitmap Character Descriptor

and Data Format

Byte	15 (MSB)	8	7	(LSB) 0
0	Format (4)		Continuation (0)
2	Descriptor Size (14)		Class (1)
4	Orientation		Reserved (0)

EN Character Descriptor Formats 11-51