8 Mar
2011
8 Mar
'11
12:07 a.m.
On 03/04/2011 07:04 AM, Terry Brown wrote:
On Fri, 4 Mar 2011 09:25:21 +0100 Sébastien Barthélémy <barthelemy@...1669...> wrote:
I know many maps and GIS use SVG somehow, how do they choose their basis unit?
I've just been doing some low level SVG map wrangling, but I just used a 1200px canvas and a scale factor. I knew the exact real world dimensions of the original image, so you could work out the meters per px for a given image size in px.
Cheers -Terry
This might come in handy for that: http://www.unitconversion.org/unit_converter/typography.html http://www.unitconversion.org/unit_converter/typography-ex.html