Small improvement for bug #7509 as suggested by JMarc

[lyx.git] / src / mathed / InsetMathSymbol.cpp

diff --git a/src/mathed/InsetMathSymbol.cpp b/src/mathed/InsetMathSymbol.cpp
index 66cde76863e0a2c44817fc5689c7ec56ae2917b8..6cf3a29c224e759d28a863b4e38e7dbb6867683f 100644 (file)
--- a/src/mathed/InsetMathSymbol.cpp
+++ b/src/mathed/InsetMathSymbol.cpp
@@ -60,8 +60,12 @@ void InsetMathSymbol::metrics(MetricsInfo & mi, Dimension & dim) const
        //      << "' drawn as: '" << sym_->draw
        //      << "'" << endl;
 
+       bool const italic_upcase_greek = sym_->inset == "cmr" &&
+                                        sym_->extra == "mathalpha" &&
+                                        mi.base.fontname == "mathit";
+       docstring const font = italic_upcase_greek ? from_ascii("cmm") : sym_->inset;
        int const em = mathed_char_width(mi.base.font, 'M');
-       FontSetChanger dummy(mi.base, sym_->inset);
+       FontSetChanger dummy(mi.base, font);
        mathed_string_dim(mi.base.font, sym_->draw, dim);
        docstring::const_reverse_iterator rit = sym_->draw.rbegin();
        kerning_ = mathed_char_kerning(mi.base.font, *rit);
@@ -91,13 +95,18 @@ void InsetMathSymbol::draw(PainterInfo & pi, int x, int y) const
        //      << "' in font: '" << sym_->inset
        //      << "' drawn as: '" << sym_->draw
        //      << "'" << endl;
+
+       bool const italic_upcase_greek = sym_->inset == "cmr" &&
+                                        sym_->extra == "mathalpha" &&
+                                        pi.base.fontname == "mathit";
+       docstring const font = italic_upcase_greek ? from_ascii("cmm") : sym_->inset;
        int const em = mathed_char_width(pi.base.font, 'M');
        if (isRelOp())
                x += static_cast<int>(0.25*em+0.5);
        else
                x += static_cast<int>(0.0833*em+0.5);
 
-       FontSetChanger dummy(pi.base, sym_->inset.c_str());
+       FontSetChanger dummy(pi.base, font);
        pi.draw(x, y - h_, sym_->draw);
 }