X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FLength.cpp;h=3aa610f659eeaf3c4b5f070fe2e0012631eaa6ee;hb=52019917f411c72ffa6fd8200bc5a89d286d87be;hp=44c3c8137161d1ace6f0c31c316ad8fa46f979f8;hpb=79f11f4e7daadcbf6977e50820d6bd01e6e690b3;p=lyx.git

diff --git a/src/Length.cpp b/src/Length.cpp
index 44c3c81371..3aa610f659 100644
--- a/src/Length.cpp
+++ b/src/Length.cpp
@@ -21,8 +21,10 @@
 
 #include "frontends/FontMetrics.h"
 
+#include "support/debug.h"
 #include "support/docstream.h"
 #include "support/lstrings.h"
+#include "support/lyxlib.h"
 
 #include <sstream>
 #include <iomanip>
@@ -215,7 +217,7 @@ int Length::inPixels(int text_width, int em_width_base) const
 
 	double const text_width_in = text_width / (zoom * dpi);
 	double const result = zoom * dpi * inInch(text_width_in, em_width_in);
-	return static_cast<int>(result + ((result >= 0) ? 0.5 : -0.5));
+	return support::iround(result);
 }
 
 
@@ -299,7 +301,14 @@ double Length::inInch(double text_width, double em_width) const
 
 int Length::inPixels(MetricsBase const & base) const
 {
-	return inPixels(base.textwidth, theFontMetrics(base.font).em());
+	FontInfo fi = base.font;
+	if (unit_ == Length::MU)
+		// mu is 1/18th of an em in the math symbol font
+		fi.setFamily(SYMBOL_FAMILY);
+	else
+		// Math style is only taken into account in the case of mu
+		fi.setStyle(LM_ST_TEXT);
+	return inPixels(base.textwidth, theFontMetrics(fi).em());
 }
 
 
@@ -311,7 +320,7 @@ int Length::inBP() const
 	double const text_width_in = 210.0 / 2.54; // assume A4
 	double const em_width_in = 10.0 / 72.27;
 	double result = 72.0 * inInch(text_width_in, em_width_in);
-	return static_cast<int>(result + 0.5);
+	return support::iround(result);
 }
 
 
@@ -354,7 +363,8 @@ GlueLength::GlueLength(Length const & len, Length const & plus,
 
 GlueLength::GlueLength(string const & data)
 {
-	isValidGlueLength(data, this);
+	if (!isValidGlueLength(data, this))
+		LYXERR0("Invalid glue length " + data);
 }