2
votes
1answer
23 views

Using skip (glue) with pgfmath (truncating plus/minus parts from a glue length)?

Consider the following MWE: \documentclass{article} \usepackage{tikz} \newlength{\tlen} \newlength{\tlenB} \begin{document} \setlength{\tlen}{2cm} \typeout{check 1, tlen is: \the\tlen} ...
5
votes
1answer
240 views

How to preserve lenghts to use with \includegraphics scaling, when calculating them with pgf

This question is related to my earlier question here: How to define a macro that uses image width and height to define a variable for later use . There you can find a full MWE of the problematic code. ...
5
votes
1answer
595 views

TikZ, foreach and sum

I'm trying to create a list of rectangles of various sizes, starting at the end of the previous rectangle. I'm using a foreach loop with a TeX length, but I don't get the result I want, and I really ...