Interface GlyphPositioning
- All Known Implementing Classes:
GlyphPositioningSubtable
public interface GlyphPositioning
The GlyphPositioning
interface is implemented by a glyph positioning subtable
that supports the determination of glyph positioning information based on script and
language of the corresponding character content.
This work was originally authored by Glenn Adams (gadams@apache.org).
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Method Summary
Modifier and TypeMethodDescriptionboolean
Perform glyph positioning at the current index, mutating the positioning state object as required.
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Method Details
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position
Perform glyph positioning at the current index, mutating the positioning state object as required. Only the context associated with the current index is processed.- Parameters:
ps
- glyph positioning state object- Returns:
- true if the glyph subtable applies, meaning that the current context matches the associated input context glyph coverage table; note that returning true does not mean any position adjustment occurred; it only means that no further glyph subtables for the current lookup table should be applied.
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