RE: [ft] WG: Character Width Problem

[Jan Slupski]

On Thu, 6 Oct 2005, Anton Zemlyanov wrote:

> Martin,
>
>
>
> FreeType is a font (face) rendering engine, not a word processor. This is for FT user to 
> build a text line from the individual glyphs. For TT fonts, "char width" is 
> useless because chars (Glyphs) can be overlapped. Width of a string is not a sum of 
> widthes of individual chars. I use the following method:
>
> StringWidth = sum(AdvanceWidths) - LeftBearingFirstChar - RightBearingLastChar;

You may also take kerning distances between chars into equation.
eg. usually: advanceWidth('VA') < advanceWidth('V') + advanceWidth('A')

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