Re: Printing onto custom paper (filling in forms)
Re: Printing onto custom paper (filling in forms)
- Subject: Re: Printing onto custom paper (filling in forms)
- From: Keary Suska <email@hidden>
- Date: Thu, 28 Aug 2014 08:01:24 -0600
On Aug 28, 2014, at 7:20 AM, Ben <email@hidden> wrote:
> I'm trying to make a tool for myself to fill in some repetitive forms. They've got a custom paper size with a series of boxes to be filled in.
>
> Given that I know the dimensions of the paper and the locations and dimensions of the boxes to fill in, I should be able to draw a view that prints onto these sheets. However, I'm getting lost in the printing system trying to figure out what steps I need to take to get this working.
>
> I don't understand how to go from the physical paper size (say 80mm wide, 150mm tall) to the paper size Cocoa wants in points. Is there a method that gives a scaling factor from points to any physical unit?
>
> I'll also need to precisely position drawn strings in the view to print, so will presumably need to translate points to physical dimensions when drawing too.
>
> Can anyone point me to something that might explain how to proceed here?
As the docs say, sizes are measured in the user coordinate space: https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/CocoaDrawingGuide/Transforms/Transforms.html#//apple_ref/doc/uid/TP40003290-CH204-SW5
This guide is important to read as well.
Keary Suska
Esoteritech, Inc.
"Demystifying technology for your home or business"
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