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  3. Get the height value of the textblock from a brd

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Get the height value of the textblock from a brd

jancho
jancho over 5 years ago

Hello , I'm a new learner about the pcb skill , there have a issue need your help , thanks in advance!

I want to get the actual height value of the textblock, but now it occur the error when run in brd file.

1.The code is as the following:

(
defun getheight ()
(prog ()
axlSetFindFilter(?enabled '(noall text) ?onButtons '(noall text))
selBox = axlEnterBox()
axlSingleSelectBox(selBox)
allboxes = axlGetSelSet() 

foreach(txt allboxes 

    return(txt->textBlock->height)                   
))
) 

2.The error in the allegro is as following:

E- *Error* get/getq: first arg must be either symbol, list, defstruct or user type - "3"

The picture below is the instructions about the textblock attributes from skill manual.

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  • eDave
    eDave over 5 years ago

    First you need to get the text block parameter:

    defun( Getheight ()
    let(()
    axlSetFindFilter(?enabled '(noall text) ?onButtons '(noall text))
    selBox = axlEnterBox()
    axlSingleSelectBox(selBox)
    allboxes = axlGetSelSet()
    foreach(txt allboxes
    println(axlGetParam(strcat("paramTextBlock:", txt->textBlock) ->height)
    ))
    ))

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  • eDave
    eDave over 5 years ago

    First you need to get the text block parameter:

    defun( Getheight ()
    let(()
    axlSetFindFilter(?enabled '(noall text) ?onButtons '(noall text))
    selBox = axlEnterBox()
    axlSingleSelectBox(selBox)
    allboxes = axlGetSelSet()
    foreach(txt allboxes
    println(axlGetParam(strcat("paramTextBlock:", txt->textBlock) ->height)
    ))
    ))

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  • jancho
    jancho over 5 years ago in reply to eDave

    Thanks for your kindly help, eDave!

    But it still occur the error info on my side:

    E- *Error* get/getq: first arg must be either symbol, list, defstruct or user type - "paramTextBlock:3"

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  • eDave
    eDave over 5 years ago in reply to jancho

    Sorry, I misssed a bracket:

    Use this line:

    println(axlGetParam(strcat("paramTextBlock:", txt->textBlock)) ->height)

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  • jancho
    jancho over 5 years ago in reply to eDave

    Thanks eDave!!! It work well now.

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