THotPDF Shaping Subset and ToUnicode Mapping Methods

THotPDF API 參考

本頁說明與 Shaping subset and mapping methods 相關的 API 群組。型別名稱、方法名稱與 Delphi 語法保留原文，方便直接對照原始碼

function GetSyntheticCodepointForGID(GID: Word): Word;

procedure MarkSyntheticCpRTL(Cp: Word);

function IsRTLSyntheticCp(Cp: Word): Boolean;

function IsRTLSyntheticGID(GID: Word): Boolean;

Delphi 語法

procedure EnableShapingFeatureForSubset(const FeatureTag: AnsiString); overload;

procedure EnableShapingFeatureForSubset(Feature: THPDFShapingFeature); overload;

procedure MarkUnicodeGlyphUsed(GID: Word);

procedure RegisterToUnicodeReverseMapping(SubstCodepoint: Cardinal; const SourceCodepoints: array of Cardinal);

procedure ClearToUnicodeReverseMappings;

function ToUnicodeReverseMappingCount: Integer;

function AssignSyntheticCodepointForGID(GID: Word; out SyntheticCP: Word): Boolean;

涵蓋的 API

使用說明

請在註冊合適的 Unicode 字型之後、輸出文字之前使用這些 API。如果字型沒有宣告所需的 OpenType 表，查詢會回傳安全的無操作結果，或讓輸出路徑回到較簡單的行為

另請參閱: AssignSyntheticCodepointForGID GSUB lookup methods Indic shaping methods