Reduce the number of accesses to coord cache when drawing a math row

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

diff --git a/src/mathed/InsetMathSize.cpp b/src/mathed/InsetMathSize.cpp
index d1f34c831e119850a4d8f80f56aa48731ccb4cd5..5055f2d73e6c2612d7e9b5402ce4a8deb7f2a775 100644 (file)
--- a/src/mathed/InsetMathSize.cpp
+++ b/src/mathed/InsetMathSize.cpp
@@ -12,19 +12,28 @@
 
 #include "InsetMathSize.h"
 
+#include "LaTeXFeatures.h"
 #include "MathData.h"
 #include "MathParser.h"
 #include "MathStream.h"
+#include "MetricsInfo.h"
+#include "output_xhtml.h"
 
 #include "support/convert.h"
+#include "support/gettext.h"
+#include "support/lstrings.h"
 
+#include <string>
 #include <ostream>
 
+using namespace lyx::support;
+using namespace std;
 
 namespace lyx {
 
-InsetMathSize::InsetMathSize(latexkeys const * l)
-       : InsetMathNest(1), key_(l), style_(Styles(convert<int>(l->extra)))
+InsetMathSize::InsetMathSize(Buffer * buf, latexkeys const * l)
+       : InsetMathNest(buf, 1), key_(l),
+         style_(MathStyle(convert<int>(l->extra)))
 {}
 
 
@@ -36,27 +45,58 @@ Inset * InsetMathSize::clone() const
 
 void InsetMathSize::metrics(MetricsInfo & mi, Dimension & dim) const
 {
-       StyleChanger dummy(mi.base, style_);
+       Changer dummy2 = mi.base.changeEnsureMath();
+       Changer dummy = mi.base.font.changeStyle(style_);
        cell(0).metrics(mi, dim);
-       metricsMarkers(dim);
 }
 
 
 void InsetMathSize::draw(PainterInfo & pi, int x, int y) const
 {
-       StyleChanger dummy(pi.base, style_);
-       cell(0).draw(pi, x + 1, y);
-       drawMarkers(pi, x, y);
+       Changer dummy2 = pi.base.changeEnsureMath();
+       Changer dummy = pi.base.font.changeStyle(style_);
+       cell(0).draw(pi, x, y);
 }
 
 
-void InsetMathSize::write(WriteStream & os) const
+void InsetMathSize::write(TeXMathStream & os) const
 {
        MathEnsurer ensurer(os);
        os << "{\\" << key_->name << ' ' << cell(0) << '}';
 }
 
 
+// From the MathML documentation:
+//     MathML uses two attributes, displaystyle and scriptlevel, to control
+//     orthogonal presentation features that TeX encodes into one "style"
+//     attribute with values \displaystyle, \textstyle, \scriptstyle, and
+//     \scriptscriptstyle. The corresponding values of displaystyle and scriptlevel
+//     for those TeX styles would be "true" and "0", "false" and "0", "false" and "1",
+//     and "false" and "2", respectively.
+void InsetMathSize::mathmlize(MathMLStream & ms) const
+{
+       string const & name = to_utf8(key_->name);
+       bool dispstyle = (name == "displaystyle");
+       int scriptlevel = 0;
+       if (name == "scriptstyle")
+               scriptlevel = 1;
+       else if (name == "scriptscriptstyle")
+               scriptlevel = 2;
+       stringstream attrs;
+       attrs << "displaystyle='" << (dispstyle ? "true" : "false")
+               << "' scriptlevel='" << scriptlevel << "'";
+       ms << MTag("mstyle", attrs.str()) << cell(0) << ETag("mstyle");
+}
+
+
+void InsetMathSize::htmlize(HtmlStream & os) const
+{
+       string const & name = to_utf8(key_->name);
+       os <<   MTag("span", "class='" + name + "'")
+                       << cell(0) << ETag("span");
+}
+
+
 void InsetMathSize::normalize(NormalStream & os) const
 {
        os << '[' << key_->name << ' ' << cell(0) << ']';
@@ -65,8 +105,18 @@ void InsetMathSize::normalize(NormalStream & os) const
 
 void InsetMathSize::infoize(odocstream & os) const
 {
-       os << "Size: " << key_->name;
+       os << bformat(_("Size: %1$s"), key_->name);
 }
 
 
+void InsetMathSize::validate(LaTeXFeatures & features) const
+{
+       if (features.runparams().math_flavor == OutputParams::MathAsHTML)
+               features.addCSSSnippet(
+                       "span.displaystyle, span.textstyle{font-size: normal;}\n"
+                       "span.scriptstyle {font-size: small;}\n"
+                       "span.scriptscriptstyle {font-size: x-small;}");
+       InsetMathNest::validate(features);
+}
+
 } // namespace lyx