iText.IO.Font.Otf.ContextualSubstRule Class Referenceabstract
Inheritance diagram for iText.IO.Font.Otf.ContextualSubstRule:
Public Member Functions |
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| abstract SubstLookupRecord[] | GetSubstLookupRecords () |
| Retrieves the substitution lookup records. More... |
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 Public Member Functions inherited from iText.IO.Font.Otf.ContextualRule |
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| abstract int | GetContextLength () |
| Gets the length of the context glyph sequence defined by this rule More... |
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| abstract bool | IsGlyphMatchesInput (int glyphId, int atIdx) |
| Checks if glyph line element matches element from input sequence of the rule. More... |
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| virtual int | GetLookaheadContextLength () |
| Gets the length of the lookahead context glyph sequence defined by this rule More... |
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| virtual int | GetBacktrackContextLength () |
| Gets the length of the backtrack context glyph sequence defined by this rule More... |
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| virtual bool | IsGlyphMatchesLookahead (int glyphId, int atIdx) |
| Checks if glyph line element matches element from lookahead sequence of the rule. More... |
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| virtual bool | IsGlyphMatchesBacktrack (int glyphId, int atIdx) |
| Checks if glyph line element matches element from backtrack sequence of the rule. More... |
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Member Function Documentation
◆ GetSubstLookupRecords()
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pure virtual |
Retrieves the substitution lookup records.
Retrieves the substitution lookup records. Each record specifies a position in the context glyph sequence and a LookupListIndex to the substitution lookup that is applied at that position.
- Returns
- an array of SubstLookupRecord.
Implemented in iText.IO.Font.Otf.Lookuptype6.SubTableLookup6Format2.SubstRuleFormat2, iText.IO.Font.Otf.Lookuptype6.SubTableLookup6Format1.SubstRuleFormat1, iText.IO.Font.Otf.Lookuptype5.SubTableLookup5Format2.SubstRuleFormat2, iText.IO.Font.Otf.Lookuptype6.SubTableLookup6Format3.SubstRuleFormat3, iText.IO.Font.Otf.Lookuptype5.SubTableLookup5Format1.SubstRuleFormat1, and iText.IO.Font.Otf.Lookuptype5.SubTableLookup5Format3.SubstRuleFormat3.
