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-rw-r--r--metapost/context/base/mp-tool.mp35
1 files changed, 22 insertions, 13 deletions
diff --git a/metapost/context/base/mp-tool.mp b/metapost/context/base/mp-tool.mp
index 35eca4727..1a758a963 100644
--- a/metapost/context/base/mp-tool.mp
+++ b/metapost/context/base/mp-tool.mp
@@ -2119,19 +2119,28 @@ enddef ;
% handy
-vardef bbwidth (expr p) =
- (if known p :
- if path p or picture p :
- xpart (lrcorner p - llcorner p)
- else : 0 fi else : 0
- fi )
-enddef ;
-
-vardef bbheight (expr p) =
- (if known p : if path p or picture p :
- ypart (urcorner p - lrcorner p)
- else : 0 fi else : 0
- fi)
+vardef bbwidth (expr p) = % vardef width_of primary p =
+ if known p :
+ if path p or picture p :
+ xpart (lrcorner p - llcorner p)
+ else :
+ 0
+ fi
+ else :
+ 0
+ fi
+enddef ;
+
+vardef bbheight (expr p) = % vardef heigth_of primary p =
+ if known p :
+ if path p or picture p :
+ ypart (urcorner p - lrcorner p)
+ else :
+ 0
+ fi
+ else :
+ 0
+ fi
enddef ;
color nocolor ; numeric noline ; % both unknown signals