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GMImage.GetZPL

Queries image as ZPL hex image.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
GraphicsMagick 10.3 Yes Yes Yes Yes Yes
MBS( "GMImage.GetZPL"; ImageRef { ; Flags } )   More

Parameters

Parameter Description Example value
ImageRef The image reference number. 1
Flags Optional
Pass various flags.
Currently 1 for skipping header/footer.
0

Result

Returns text or error.

Description

Queries image as ZPL hex image.
This is for sending data to a receipt printer. The picture is taken as black & white image and we build the hex string, you can send to the printer.
Picture needs to have a width dividable by 8.

Examples

Get ZPL encoded image:

Set Variable [ $BigImageRef ; Value: MBS("GMImage.NewFromContainer"; Pictures::Image) ]
# put the ZPL image in container:
Set Field [ Pictures::Result ; MBS( "GMImage.GetZPL"; $BigImageRef ) ]
Set Variable [ $Error ; Value: MBS("GMImage.Free";$BigImageRef) ]

See also

Blog Entries

Created 1st June 2020, last changed 17th June 2020


GMImage.GetXMP   -   GMImage.GetcolorMap

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