feat(转换能力): 支持引用页面与代理转换

ofdgo_pdf_object.go

@@ -188,7 +188,7 @@ func (p *pdfImporter) text(mark pdfgo.TextMark) error {
 		if err := p.flushPath(); err != nil {
 			return err
 		}
-		visitor := pdfgo.Visitor{Path: p.path, Image: p.image, Warning: p.warning}
+		visitor := pdfgo.Visitor{Path: p.path, Image: p.image, Warning: p.warning, Reference: p.referencePage}
 		visitor.Group = func(group pdfgo.GroupMark, walk func(pdfgo.Visitor) error) error {
 			return p.group(group, walk, visitor)
 		}