tdf#103430 Apply mathvariant attribute to <mi> and <mo>

by emulating it with SmFontNode.
In case of <mo>, current implementation supports only the one named
with an alphabet.

Change-Id: I827a7e80f5aa94e243098a6e50eb758cf915c282
Reviewed-on: https://gerrit.libreoffice.org/31240
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Takeshi Abe <tabe@fixedpoint.jp>

1 files changed, 35 insertions, 0 deletions

diff --git a/starmath/source/mathmlattr.cxx b/starmath/source/mathmlattr.cxx
index 262609f1875d..0c39c3e2862e 100644
--- a/starmath/source/mathmlattr.cxx
+++ b/starmath/source/mathmlattr.cxx
@@ -10,6 +10,7 @@
 #include "mathmlattr.hxx"
 
 #include <cassert>
+#include <unordered_map>
 
 namespace {
 
@@ -144,4 +145,38 @@ sal_Int32 ParseMathMLAttributeLengthValue(const OUString &rStr, MathMLAttributeL
     return nIdx;
 }
 
+
+bool GetMathMLMathvariantValue(const OUString &rStr, MathMLMathvariantValue *pV)
+{
+    static const std::unordered_map<OUString, MathMLMathvariantValue, OUStringHash> aMap{
+        {"normal", MathMLMathvariantValue::Normal},
+        {"bold", MathMLMathvariantValue::Bold},
+        {"italic", MathMLMathvariantValue::Italic},
+        {"bold-italic", MathMLMathvariantValue::BoldItalic},
+        {"double-struck", MathMLMathvariantValue::DoubleStruck},
+        {"bold-fraktur", MathMLMathvariantValue::BoldFraktur},
+        {"script", MathMLMathvariantValue::Script},
+        {"bold-script", MathMLMathvariantValue::BoldScript},
+        {"fraktur", MathMLMathvariantValue::Fraktur},
+        {"sans-serif", MathMLMathvariantValue::SansSerif},
+        {"bold-sans-serif", MathMLMathvariantValue::BoldSansSerif},
+        {"sans-serif-italic", MathMLMathvariantValue::SansSerifItalic},
+        {"sans-serif-bold-italic", MathMLMathvariantValue::SansSerifBoldItalic},
+        {"monospace", MathMLMathvariantValue::Monospace},
+        {"initial", MathMLMathvariantValue::Initial},
+        {"tailed", MathMLMathvariantValue::Tailed},
+        {"looped", MathMLMathvariantValue::Looped},
+        {"stretched", MathMLMathvariantValue::Stretched}
+    };
+
+    assert(pV);
+    auto it = aMap.find(rStr);
+    if (it != aMap.end())
+    {
+        *pV = it->second;
+        return true;
+    }
+    return false;
+}
+
 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */