Casio IT-800 Series, Руководство пользователя программного обеспечения, Страница: 82 / 325

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Note that the area of the aimer is a reference. It ca be varied by factors such as distance between
the bar code and the terminal or angle of emitting the aimer.
The functions of the Imager Library relevant to the “Decode Window function” are as follows.
IMGSetDecodeWindow
:
Sets up decode window area.
IMGGetDecodeWindow
:
Retrieves decode window area.
Decode Reversed Symbol Function
This is a function that scans a special bar code symbol printed in reversed colors. That is, bars are
printed in white and its background is in black. This function scans bar codes printed in reversed
colors.
Table 2.61
Setting Description Remarks
No reversed colors Scans ordinary bar codes with bars printed in black and the background
in white. Default
Reversed colors Scans bar codes with bars printed in white and the background in black.
Both no reversed
colors and reversed
colors Scans both the types of bar codes. Scanning speed slows down
compared to either type of the scanning modes.
Note that the function does not scan ordinary bar codes with bars printed in black and the
background in white. However, QR Code, DataMatrix and Aztec symbologies are scanned
irrespective of the
Decode Reversed Symbol function. They can be scanned in either
decoding mode.
The functions of the Imager Library relevant to the “Decode Reversed Symbol function” are as
follows.
IMGSetDecodeReverse
:
Sets up decode mode in reversed colors.
IMGGetDecodeReverse
:
Retrieves the status of decode mode in reversed colors.