fix drawing of mathrels. make \| equivalent to \Vert instead of \parallel

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@2949 a592a061-630c-0410-9148-cb99ea01b6c8

src/mathed/BUGS

@@ -34,6 +34,8 @@ General hints for bug reports:
 
 ----------------------------------------------------------------------
 
+- \matrm{xy} gets written as \mathrm{x}\mathrm{y}
+
 Dekel:
 
 Macros:

src/mathed/math_defs.h

@@ -127,26 +127,6 @@ enum MathSymbolTypes {
 	LMB_RELATION,
 	///
 	LMB_OPERATOR,
-	///
-	LMB_BOP = (LMB_RELATION | LMB_OPERATOR)
-};
-
-
-/// Paragraph permissions
-enum MathParFlag {
-	LMPF_BASIC = 0,
-	/// If false can use a non-standard size
-	LMPF_FIXED_SIZE = 1,
-	/// If true can insert newlines 
-	LMPF_ALLOW_CR  = 2,
-	/// If true can use tabs
-	LMPF_ALLOW_TAB = 4,
-	/// If true can insert new columns
-	LMPF_ALLOW_NEW_COL = 8,
-	/// Smaller than current size (frac)
-	LMPF_SMALLER = 16,
-	/// Script size (subscript, stackrel)
-	LMPF_SCRIPT = 32
 };
 
 #endif

src/mathed/math_macro.C

@@ -105,9 +105,9 @@ void MathMacro::metrics(MathMetricsInfo const & mi) const
 	expanded_ = tmplate_->xcell(0);
 	expanded_.data_.substitute(*this);
 	expanded_.metrics(mi_);
-	width_   = expanded_.width()   + 6;
-	ascent_  = expanded_.ascent()  + 3;
-	descent_ = expanded_.descent() + 3;
+	width_   = expanded_.width();
+	ascent_  = expanded_.ascent();
+	descent_ = expanded_.descent();
 }
 
 
@@ -145,7 +145,7 @@ void MathMacro::draw(Painter & pain, int x, int y) const
 		return;
 	}
 
-	expanded_.draw(pain, x + 3, y);
+	expanded_.draw(pain, x, y);
 }
 
 

src/mathed/math_macrotable.C

@@ -92,7 +92,7 @@ void MathMacroTable::builtinMacros()
 	create("owns",         0, "\\ni");
 	create("gets",         0, "\\leftarrow");
 	create("to",           0, "\\rightarrow");
-	create("|",            0, "\\parallel");
+	create("|",            0, "\\Vert");
 
 	create("longleftrightarrow", 0, "\\leftarrow\\kern-6mu\\rightarrow");
 	create("Longleftrightarrow", 0, "\\Leftarrow\\kern-6mu\\Rightarrow");

src/mathed/math_symbolinset.C

@@ -1,5 +1,6 @@
 #include "math_symbolinset.h"
 #include "math_parser.h"
+#include "debug.h"
 #include "support.h"
 #include "support/LOstream.h"
 
@@ -7,7 +8,8 @@
 using std::ostream;
 
 MathSymbolInset::MathSymbolInset(const latexkeys * l)
-	: sym_(l), h_(0) {}
+	: sym_(l), h_(0)
+{}
 
 
 MathInset * MathSymbolInset::clone() const
@@ -69,18 +71,21 @@ void MathSymbolInset::metrics(MathMetricsInfo const & mi) const
 			ascent_  += h_;
 			descent_ -= h_;
 		}
-		return;
+	} else {
+		if (sym_->id > 0 && sym_->id < 255 && math_font_available(LM_TC_SYMB))
+			mathed_char_dim(code2(), mi_, sym_->id, ascent_, descent_, width_);
+		else
+			mathed_string_dim(LM_TC_TEX, mi_, sym_->name, ascent_, descent_, width_);
 	}
-
-	if (sym_->id > 0 && sym_->id < 255 && math_font_available(LM_TC_SYMB))
-		mathed_char_dim(code2(), mi_, sym_->id, ascent_, descent_, width_);
-	else
-		mathed_string_dim(LM_TC_TEX, mi_, sym_->name, ascent_, descent_, width_);
+	if (isRelOp())
+		width_ +=  mathed_char_width(LM_TC_TEX, mi_, 'I');
 }
 
 
 void MathSymbolInset::draw(Painter & pain, int x, int y) const
 {  
+	if (isRelOp())
+		x += mathed_char_width(LM_TC_TEX, mi_, 'I') / 2;
 	MathTextCodes Code = code();
 	if (sym_->latex_font_id > 0 && math_font_available(Code))
 		drawChar(pain, Code, mi_, x, y - h_, sym_->latex_font_id);
@@ -92,7 +97,7 @@ void MathSymbolInset::draw(Painter & pain, int x, int y) const
 
 
 bool MathSymbolInset::isRelOp() const
-{
+{	
 	return sym_->type == LMB_RELATION;
 }