support for missing \negmedspace and  \negthickspace

Herbert


-- 
http://www.lyx.org/help/

Index: lib/symbols
===================================================================
RCS file: /usr/local/lyx/cvsroot/lyx-devel/lib/symbols,v
retrieving revision 1.25
diff -u -r1.25 symbols
--- lib/symbols 14 Aug 2002 11:05:21 -0000      1.25
+++ lib/symbols 14 Aug 2002 15:33:02 -0000
@@ -89,12 +89,14 @@
 # spaces                      
 lyxnegspace       space       none
 lyxposspace       space       none
-qquad             space       none
-quad              space       none
+!                 space       none
+negmedspace       space       none
+negthickspace     space       none
 ,                 space       none
 :                 space       none
 ;                 space       none
-!                 space       none
+quad              space       none
+qquad             space       none
                               
 # styles                      
 displaystyle      style       0
Index: src/mathed/math_spaceinset.C
===================================================================
RCS file: /usr/local/lyx/cvsroot/lyx-devel/src/mathed/math_spaceinset.C,v
retrieving revision 1.36
diff -u -r1.36 math_spaceinset.C
--- src/mathed/math_spaceinset.C        14 Aug 2002 15:13:07 -0000      1.36
+++ src/mathed/math_spaceinset.C        14 Aug 2002 15:33:24 -0000
@@ -7,15 +7,16 @@
 #include "LColor.h"
 #include "frontends/Painter.h"
 #include "math_mathmlstream.h"
-
+#include "debug.h"
 
 
 char const * latex_mathspace[] = {
-       "!", ",", ":", ";", "quad", "qquad", "lyxnegspace", "lyxposspace"
+       "!", "negmedspace", "negthickspace",    // negative space
+       ",", ":", ";", "quad", "qquad",         // positive space
+       "lyxnegspace", "lyxposspace"            // LyX special
 };
 
-
-
+int const nSpace = sizeof(latex_mathspace)/sizeof(char *);
 
 MathSpaceInset::MathSpaceInset(int sp)
        : space_(sp)
@@ -25,7 +26,7 @@
 MathSpaceInset::MathSpaceInset(string const & name)
        : space_(1)
 {
-       for (int i = 0; i < 8; ++i) 
+       for (int i = 0; i < nSpace; ++i) 
                if (latex_mathspace[i] == name) 
                        space_ = i;
 }
@@ -41,15 +42,17 @@
 void MathSpaceInset::metrics(MathMetricsInfo &) const
 {
        switch (space_) {
-               case 0: dim_.w = 6; break;
-               case 1: dim_.w = 6; break;
-               case 2: dim_.w = 8; break;
-               case 3: dim_.w = 10; break;
-               case 4: dim_.w = 20; break;
-               case 5: dim_.w = 40; break;
-               case 6: dim_.w = -2; break;
-               case 7: dim_.w =  2; break;
-               default: dim_.w = 6; break;
+               case 0:
+               case 3: dim_.w = 6; break;
+               case 1:
+               case 4: dim_.w = 8; break;
+               case 2:
+               case 5: dim_.w = 10; break;
+               case 6: dim_.w = 20; break;
+               case 7: dim_.w = 40; break;
+               case 8: dim_.w = -2; break;
+               case 9: dim_.w =  2; break;
+               default: dim_.w = 6;
        }
        dim_.a  = 4;
        dim_.d = 0;
@@ -61,24 +64,24 @@
 
 // Sadly, HP-UX CC can't handle that kind of initialization.
 // XPoint p[4] = {{++x, y-3}, {x, y}, {x+width-2, y}, {x+width-2, y-3}};
-       if (space_ >= 6)
+       if (space_ >= nSpace - 2)
                return;
 
        int xp[4];
        int yp[4];
 
        xp[0] = ++x;              yp[0] = y - 3;
-       xp[1] = x;                    yp[1] = y;
+       xp[1] = x;                yp[1] = y;
        xp[2] = x + width() - 2;  yp[2] = y;
        xp[3] = x + width() - 2;  yp[3] = y - 3;
 
-       pain.pain.lines(xp, yp, 4, space_ ? LColor::latex : LColor::math);
+       pain.pain.lines(xp, yp, 4, (space_ < 3) ? LColor::latex : LColor::math);
 }
 
 
 void MathSpaceInset::incSpace()
 {
-       space_ = (space_ + 1) % 6;
+       space_ = (space_ + 1) % (nSpace - 2);
 }
 
 
@@ -107,6 +110,6 @@
 
 void MathSpaceInset::write(WriteStream & os) const
 {
-       if (space_ >= 0 && space_ < 8)
+       if (space_ >= 0 && space_ < nSpace)
                os << '\\' << latex_mathspace[space_] << ' ';
 }

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