Horizontal alignment left/right margin option

luapower / tr0

Unicode text rendering engine in Lua

http://luapower.com/tr0

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Open capr opened 6 years ago

capr commented 6 years ago

Horizontal alignment can be done using different metrics:

advance: current solution, works with mixed-dir lines.
bounding-box: exclude side bearings eg. so that a trailing "f" doesn't overflow the enclosing box. I don't know how to implement for mixed-dir lines because of bidi reordering.