Re: [groff] A few newb questions about Troff typesetting

[Werner LEMBERG]

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> Hello, this isn't going to be about any bugs.  So far, I haven't
> seen any bugs.  However, I would like to start by asking a few
> n00bish questions I have regarding Troff typesetting in general.
> So, here we go.  I also assume that some features I may be talking
> about are only available in GNU Troff, but since I am using GNU
> Troff anyway, it really doesn't matter if it's Groff-only.  I will
> be fine. :)
> 
> 1) How do I use colours inside documents?  For example, I want to
>    colour a word blue.  Also, are there ways to colour graphic
>    primitives as well?  How about invert all colours?  Basically,
>    how is colour-trickery done?
> 
> 2) How do I include pictures in my documents?  Pictures in this
>    sense mean real-life pictures, like the ones in JPG or PNG.
> 
> 3) Is the `-dpaper` option the proper way to set the paper size?
>    Are there more proper ways?
> 
> 4) Given a TTF file, what is the best way to add custom fonts?  I
>    have actually added a few fonts with success.  I was able to
>    successfully add and use EmojiOne SVGinOT
>    (https://github.com/eosrei/emojione-color-font) on Troff using
>    ttf2afm and afmtodit and the textmap table.  Some fonts don't
>    work, though.  I have no idea why.
> 
> Thank you so much! :)