X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathFont.cpp;h=05f9e66e73b081b51fa5653343dfa75d8ff3abd9;hb=02e82157ec583c3900e359de86be79fac6512387;hp=a4675bf0d4d08f8703ba78388c01afd952f9966f;hpb=ed858d73e57ce7aa89e38c1bc4d799362edb0227;p=lyx.git

diff --git a/src/mathed/InsetMathFont.cpp b/src/mathed/InsetMathFont.cpp
index a4675bf0d4..05f9e66e73 100644
--- a/src/mathed/InsetMathFont.cpp
+++ b/src/mathed/InsetMathFont.cpp
@@ -3,7 +3,7 @@
  * This file is part of LyX, the document processor.
  * Licence details can be found in the file COPYING.
  *
- * \author André Pönitz
+ * \author André Pönitz
  *
  * Full author contact details are available in file CREDITS.
  */
@@ -11,17 +11,25 @@
 #include <config.h>
 
 #include "InsetMathFont.h"
+
+#include "LaTeXFeatures.h"
 #include "MathData.h"
 #include "MathStream.h"
 #include "MathParser.h"
-#include "LaTeXFeatures.h"
-#include "support/std_ostream.h"
+#include "MetricsInfo.h"
+
+#include "support/gettext.h"
+#include "support/lassert.h"
+#include "support/lstrings.h"
 
+#include <ostream>
+
+using namespace lyx::support;
 
 namespace lyx {
 
-InsetMathFont::InsetMathFont(latexkeys const * key)
-	: InsetMathNest(1), key_(key)
+InsetMathFont::InsetMathFont(Buffer * buf, latexkeys const * key)
+	: InsetMathNest(buf, 1), key_(key)
 {}
 
 
@@ -31,6 +39,13 @@ Inset * InsetMathFont::clone() const
 }
 
 
+std::string InsetMathFont::font() const
+{
+	LASSERT(isAscii(key_->name), return "mathnormal");
+	return to_ascii(key_->name);
+}
+
+
 InsetMath::mode_type InsetMathFont::currentMode() const
 {
 	if (key_->extra == "mathmode")
@@ -41,30 +56,53 @@ InsetMath::mode_type InsetMathFont::currentMode() const
 }
 
 
-bool InsetMathFont::metrics(MetricsInfo & mi, Dimension & dim) const
+bool InsetMathFont::lockedMode() const
+{
+	if (key_->extra == "forcetext")
+		return true;
+	return false;
+}
+
+
+void InsetMathFont::write(WriteStream & os) const
 {
-	FontSetChanger dummy(mi.base, key_->name);
+	// Close the mode changing command inserted during export if
+	// we are going to output another mode changing command that
+	// actually doesn't change mode. This avoids exporting things
+	// such as \ensuremath{a\mathit{b}} or \textit{a\text{b}} and
+	// produce instead \ensuremath{a}\mathit{b} and \textit{a}\text{b}.
+	if (os.pendingBrace()
+	    && ((currentMode() == TEXT_MODE && os.textMode())
+		    || (currentMode() == MATH_MODE && !os.textMode()))) {
+		os.os() << '}';
+		os.pendingBrace(false);
+		os.textMode(!os.textMode());
+	}
+	InsetMathNest::write(os);
+}
+
+
+void InsetMathFont::metrics(MetricsInfo & mi, Dimension & dim) const
+{
+	Changer dummy = mi.base.changeFontSet(font());
 	cell(0).metrics(mi, dim);
-	metricsMarkers(dim);
-	if (dim_ == dim)
-		return false;
-	dim_ = dim;
-	return true;
+	metricsMarkers(mi, dim);
 }
 
 
 void InsetMathFont::draw(PainterInfo & pi, int x, int y) const
 {
-	FontSetChanger dummy(pi.base, key_->name.c_str());
+	Changer dummy = pi.base.changeFontSet(font());
 	cell(0).draw(pi, x + 1, y);
 	drawMarkers(pi, x, y);
-	setPosCache(pi, x, y);
 }
 
 
 void InsetMathFont::metricsT(TextMetricsInfo const & mi, Dimension &) const
 {
-	cell(0).metricsT(mi, dim_);
+	// FIXME: BROKEN!
+	Dimension dim;
+	cell(0).metricsT(mi, dim);
 }
 
 
@@ -83,20 +121,122 @@ docstring InsetMathFont::name() const
 void InsetMathFont::validate(LaTeXFeatures & features) const
 {
 	InsetMathNest::validate(features);
-	// Make sure amssymb is put in preamble if Blackboard Bold or
-	// Fraktur used:
-	if (key_->name == "mathfrak" || key_->name == "mathbb")
-		features.require("amssymb");
-	if (key_->name == "text")
-		features.require("amsmath");
-	if (key_->name == "textipa")
-		features.require("tipa");
+	std::string fontname = font();
+	if (features.runparams().isLaTeX()) {
+		// Make sure amssymb is put in preamble if Blackboard Bold or
+		// Fraktur used:
+		if (fontname == "mathfrak" || fontname == "mathbb")
+			features.require("amssymb");
+		if (fontname == "text" || fontname == "textnormal"
+		    || (fontname.length() == 6 && fontname.substr(0, 4) == "text"))
+			features.require("amstext");
+		if (fontname == "mathscr")
+			features.require("mathrsfs");
+		if (fontname == "textipa")
+			features.require("tipa");
+		if (fontname == "ce" || fontname == "cf")
+			features.require("mhchem");
+	} else if (features.runparams().math_flavor == OutputParams::MathAsHTML) {
+		features.addCSSSnippet(
+			"span.normal{font: normal normal normal inherit serif;}\n"
+			"span.fraktur{font: normal normal normal inherit cursive;}\n"
+			"span.bold{font: normal normal bold inherit serif;}\n"
+			"span.script{font: normal normal normal inherit cursive;}\n"
+			"span.italic{font: italic normal normal inherit serif;}\n"
+			"span.sans{font: normal normal normal inherit sans-serif;}\n"
+			"span.monospace{font: normal normal normal inherit monospace;}\n"
+			"span.noun{font: normal small-caps normal inherit normal;}");
+	}
+}
+
+
+// The fonts we want to support are listed in lib/symbols
+void InsetMathFont::htmlize(HtmlStream & os) const
+{
+	// FIXME These are not quite right, because they do not nest
+	// correctly. A proper fix would presumably involve tracking
+	// the fonts already in effect.
+	std::string variant;
+	docstring const & tag = key_->name;
+	if (tag == "mathnormal" || tag == "mathrm"
+	    || tag == "text" || tag == "textnormal"
+	    || tag == "textrm" || tag == "textup"
+	    || tag == "textmd")
+		variant = "normal";
+	else if (tag == "frak" || tag == "mathfrak")
+		variant = "fraktur";
+	else if (tag == "mathbb" || tag == "mathbf"
+	         || tag == "textbf")
+		variant = "bold";
+	else if (tag == "mathcal")
+		variant = "script";
+	else if (tag == "mathit" || tag == "textsl"
+	         || tag == "emph" || tag == "textit")
+		variant = "italic";
+	else if (tag == "mathsf" || tag == "textsf")
+		variant = "sans";
+	else if (tag == "mathtt" || tag == "texttt")
+		variant = "monospace";
+	else if (tag == "textipa" || tag == "textsc" || tag == "noun")
+		variant = "noun";
+
+	docstring const beg = (tag.size() < 4) ? from_ascii("") : tag.substr(0, 4);
+	if (!variant.empty()) {
+		os << MTag("span", "class='" + variant + "'")
+		   << cell(0)
+		   << ETag("span");
+	} else
+		os << cell(0);
+}
+
+
+// The fonts we want to support are listed in lib/symbols
+void InsetMathFont::mathmlize(MathStream & os) const
+{
+	// FIXME These are not quite right, because they do not nest
+	// correctly. A proper fix would presumably involve tracking
+	// the fonts already in effect.
+	std::string variant;
+	docstring const & tag = key_->name;
+	if (tag == "mathnormal" || tag == "mathrm"
+	    || tag == "text" || tag == "textnormal"
+	    || tag == "textrm" || tag == "textup"
+	    || tag == "textmd")
+		variant = "normal";
+	else if (tag == "frak" || tag == "mathfrak")
+		variant = "fraktur";
+	else if (tag == "mathbb" || tag == "mathbf"
+	         || tag == "textbf")
+		variant = "bold";
+	else if (tag == "mathcal")
+		variant = "script";
+	else if (tag == "mathit" || tag == "textsl"
+	         || tag == "emph" || tag == "textit")
+		variant = "italic";
+	else if (tag == "mathsf" || tag == "textsf")
+		variant = "sans-serif";
+	else if (tag == "mathtt" || tag == "texttt")
+		variant = "monospace";
+	// no support at present for textipa, textsc, noun
+
+	if (!variant.empty()) {
+		if (tag == "mathbb") {
+			os << MTag("mstyle", "class='mathbb' mathvariant='" + variant + "'")
+			   << cell(0)
+			   << ETag("mstyle");
+		} else {
+			os << MTag("mstyle", "mathvariant='" + variant + "'")
+				 << cell(0)
+				 << ETag("mstyle");
+		}
+	} else
+		os << cell(0);
 }
 
 
 void InsetMathFont::infoize(odocstream & os) const
 {
-	os << "Font: " << key_->name;
+	os << bformat(_("Font: %1$s"), key_->name);
 }