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command line calculator, "cal 1+sin(1)"

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dxli

Since we are already using muParser to handle math expressions, we can expose muParser to end users.

Implemented by commit:

https://github.com/LibreCAD/LibreCAD/commit/e6d4f7b779a964b001002a28de7f1b35ddabb5e5

some examples of using this feature, type in command line,

cal 1+1
cal sin(1)
cal exp(1)

Re: command line calculator, "cal 1+sin(1)"

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Dongxu,

I build it yesterday and had a brief look, it worked nice for me. Well done!

Armin

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