How to make your own font?
Solution 1:
Birdfont
is just the application for you then! Install it with:
sudo apt-get install birdfont
You can do all of what you have requested and more with it!
Description:
Font editor that lets you create outline vector graphics and export fonts
Birdfont is a free, open source font editor that lets you create outline
vector graphics and export ttf, eot & svg fonts.
Screenshots (but please don't judge the program by my bad drawing of the letter A where I should have drawn the letter B ;P):