السجل THPDFSemanticTextLayout
نتيجة تحليل ترتيب القراءة الدلالي على محارف صفحة متموضعة
THPDFSemanticTextLayout = record
Lines: THPDFSemanticTextLines;
ColumnCount: Integer;
TableCount: Integer;
MedianAdvance: Double;
MedianFontSize: Double;
end;The unit is HPDFContentStream; Lines holds the detected reading-order lines with cell, zone, table, list-level, and source-order metadata
ColumnCount and TableCount summarize the detected structure, while the two medians characterize typical glyph advance and font size in user-space points
The record is filled by HPDFAnalyzeSemanticTextLayout and surfaced per page by THPDFHeadlessDocument.AnalyzePageSemanticText and the loaded-document equivalents