Name of Bar Code control to use.

Characteristics of the control:

BC_Bottom	Bar code located at the bottom of destination rectangle
BC_ControlDigits	Bar code containing control characters (valid for the BC_CODE128, BC_DATAMATRIX, BC_EAN128, BC_GS1-128 and BC_PDF417 bar codes only). By default, the control characters are enclosed between the "<" and ">" characters. In order for these characters not to be interpreted as control characters, they must be doubled. See The different types of bar codes for more details.
BC_CheckDigits	Bar code containing check characters (valid for the BC_CODE128, BC_DATAMATRIX, BC_EAN128, BC_GS1-128 and BC_PDF417 bar codes only). If this option is selected, the BC_ControlDigits and BC_Charsets constants are automatically taken into account.
BC_CenterH	Bar code centered horizontally in the destination rectangle.
BC_CenterV	Bar code centered vertically in the destination rectangle.
BC_Right	Bar code aligned to right in the destination rectangle.
BC_Extended	Extended bar code (valid for the BC_CODE39 and BC_CODE93 bar codes only).
Versions 18 and later BC_FormatText New in version 18 BC_FormatText BC_FormatText	Formats the text displayed for the EAN 128 or GS1-128 bar codes: brackets are added around AIs in the printed text.
BC_Left	Bar code aligned to left in the destination rectangle.
BC_Top	Bar code located at the top of destination rectangle.
BC_IgnoreFormatting	Ignores the brackets found in a 128, EAN-128 or GS1-128 bar code (valid for the BC_CODE128, BC_EAN128 and CB_GS1_128 bar codes only). The brackets allow the users to easily read the bar code but they are not drawn in the code.
BC_Charsets	Bar code using one or more sets of characters in order to compress the bar code. This set of characters must be defined in the value of bar code. See The different types of bar codes for more details.
BC_NotProportional	Adjusts the bar code to the size of destination rectangle.
BC_NoText	Displays no text below the bar code (valid for the BC_UPCA, BC_UPCB, BC_EAN13 and BC_EAN8 bar codes only).
BC_Text	Displays the text below the bar code. The text is normalized for the BC_UPCA, BC_UPCE, BC_EAN13 and BC_EAN8 bar codes. For the other types of bar codes, the text can exceed the display border of bar code.
BC_Check	Bar code with check characters (valid for the BC_CODE39, BC_CODE93, BC_INTER2OF5 and BC_CODABAR bar codes only).
BC_Vertical	Displays the bar code vertically.
BC_90	Displays the bar code vertically.
BC_180	Displays the bar code with a 180-degree rotation.
BC_270	Displays the bar code with a 270-degree rotation.