cairoSetFontSize: cairoSetFontSize
Description
Sets the current font matrix to a scale by a factor of size, replacing
any font matrix previously set with cairoSetFontSize or
cairoSetFontMatrix. This results in a font size of size user space
units. (More precisely, this matrix will result in the font's
em-square being a size by size square in user space.)Usage
cairoSetFontSize(cr, size)