+ // delete last ','
+ return opts.substr(0, opts.size() - 1);
+}
+
+
+docstring const InsetGraphics::toDocbookLength(LyXLength const & len) const
+{
+ odocstringstream result;
+ switch (len.unit()) {
+ case LyXLength::SP: // Scaled point (65536sp = 1pt) TeX's smallest unit.
+ result << len.value() * 65536.0 * 72 / 72.27 << "pt";
+ break;
+ case LyXLength::PT: // Point = 1/72.27in = 0.351mm
+ result << len.value() * 72 / 72.27 << "pt";
+ break;
+ case LyXLength::BP: // Big point (72bp = 1in), also PostScript point
+ result << len.value() << "pt";
+ break;
+ case LyXLength::DD: // Didot point = 1/72 of a French inch, = 0.376mm
+ result << len.value() * 0.376 << "mm";
+ break;
+ case LyXLength::MM: // Millimeter = 2.845pt
+ result << len.value() << "mm";
+ break;
+ case LyXLength::PC: // Pica = 12pt = 4.218mm
+ result << len.value() << "pc";
+ break;
+ case LyXLength::CC: // Cicero = 12dd = 4.531mm
+ result << len.value() * 4.531 << "mm";
+ break;
+ case LyXLength::CM: // Centimeter = 10mm = 2.371pc
+ result << len.value() << "cm";
+ break;
+ case LyXLength::IN: // Inch = 25.4mm = 72.27pt = 6.022pc
+ result << len.value() << "in";
+ break;
+ case LyXLength::EX: // Height of a small "x" for the current font.
+ // Obviously we have to compromise here. Any better ratio than 1.5 ?
+ result << len.value() / 1.5 << "em";
+ break;
+ case LyXLength::EM: // Width of capital "M" in current font.
+ result << len.value() << "em";
+ break;
+ case LyXLength::MU: // Math unit (18mu = 1em) for positioning in math mode
+ result << len.value() * 18 << "em";
+ break;
+ case LyXLength::PTW: // Percent of TextWidth
+ case LyXLength::PCW: // Percent of ColumnWidth
+ case LyXLength::PPW: // Percent of PageWidth
+ case LyXLength::PLW: // Percent of LineWidth
+ case LyXLength::PTH: // Percent of TextHeight
+ case LyXLength::PPH: // Percent of Paper
+ // Sigh, this will go wrong.
+ result << len.value() << "%";
+ break;
+ default:
+ result << len.asDocstring();
+ break;
+ }
+ return result.str();