Substack support for XHTML.

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

diff --git a/src/mathed/InsetMathScript.cpp b/src/mathed/InsetMathScript.cpp
index 1af0e573459938104334cf93fa251f7cf501e6f3..5970af9a9d637fe6b6c62bcb33264c2250c52adc 100644 (file)
--- a/src/mathed/InsetMathScript.cpp
+++ b/src/mathed/InsetMathScript.cpp
@@ -17,6 +17,7 @@
 #include "InsetMathFont.h"
 #include "InsetMathScript.h"
 #include "InsetMathSymbol.h"
+#include "LaTeXFeatures.h"
 #include "MathData.h"
 #include "MathStream.h"
 #include "MathSupport.h"
@@ -644,6 +645,26 @@ void InsetMathScript::mathmlize(MathStream & os) const
 }
 
 
+void InsetMathScript::htmlize(HtmlStream & os) const
+{
+       bool d = hasDown() && down().size();
+       bool u = hasUp() && up().size();
+
+       if (nuc().size())
+               os << nuc();
+
+       if (u && d)
+               os << MTag("span", "class='scripts'")
+                        << MTag("span") << up() << ETag("span")
+                        << MTag("span") << down() << ETag("span")
+                        << ETag("span");
+       else if (u)
+               os << MTag("sup", "class='math'") << up() << ETag("sup");
+       else if (d)
+               os << MTag("sub", "class='math'") << down() << ETag("sub");
+}
+
+
 void InsetMathScript::octave(OctaveStream & os) const
 {
        if (nuc().size())
@@ -683,13 +704,13 @@ bool InsetMathScript::notifyCursorLeaves(Cursor const & old, Cursor & cur)
                        // must be a subscript...
                        old.recordUndoInset();
                        removeScript(false);
-                       cur.updateFlags(cur.disp_.update() | Update::SinglePar);
+                       cur.screenUpdateFlags(cur.result().screenUpdate() | Update::SinglePar);
                        return true;
                } else if (cell(1).empty()) {
                        // must be a superscript...
                        old.recordUndoInset();
                        removeScript(true);
-                       cur.updateFlags(cur.disp_.update() | Update::SinglePar);
+                       cur.screenUpdateFlags(cur.result().screenUpdate() | Update::SinglePar);
                        return true;
                }
        }
@@ -719,7 +740,7 @@ bool InsetMathScript::notifyCursorLeaves(Cursor const & old, Cursor & cur)
                insetCur.cell().insert(insetCur.pos(), ar);
 
                // redraw
-               cur.updateFlags(cur.disp_.update() | Update::SinglePar);
+               cur.screenUpdateFlags(cur.result().screenUpdate() | Update::SinglePar);
                return true;
        }
 
@@ -732,7 +753,7 @@ void InsetMathScript::doDispatch(Cursor & cur, FuncRequest & cmd)
 {
        //LYXERR("InsetMathScript: request: " << cmd);
 
-       if (cmd.action == LFUN_MATH_LIMITS) {
+       if (cmd.action() == LFUN_MATH_LIMITS) {
                if (!cmd.argument().empty()) {
                        if (cmd.argument() == "limits")
                                limits_ = 1;
@@ -751,4 +772,17 @@ void InsetMathScript::doDispatch(Cursor & cur, FuncRequest & cmd)
 }
 
 
+// the idea for dual scripts came from the eLyXer code
+void InsetMathScript::validate(LaTeXFeatures & features) const
+{
+       if (features.runparams().math_flavor == OutputParams::MathAsHTML)
+               features.addPreambleSnippet("<style type=\"text/css\">\n"
+                       "span.scripts{display: inline-block; vertical-align: middle; text-align:center; font-size: 75%;}\n"
+                       "span.scripts span {display: block;}\n"
+                       "sub.math{font-size: 75%;}\n"
+                       "sup.math{font-size: 75%;}\n"
+                       "</style>");
+       InsetMathNest::validate(features);
+}
+
 } // namespace lyx