[Plplot-cvs] SF.net SVN: plplot:[11260] trunk/drivers/cairo.c

[<hba...@us...>]

Revision: 11260
          http://plplot.svn.sourceforge.net/plplot/?rev=11260&view=rev
Author:   hbabcock
Date:     2010-10-13 14:07:32 +0000 (Wed, 13 Oct 2010)

Log Message:
-----------
Change cairo device to return the string length in millimeters.

Modified Paths:
--------------
    trunk/drivers/cairo.c

Modified: trunk/drivers/cairo.c
===================================================================
--- trunk/drivers/cairo.c	2010-10-11 22:56:04 UTC (rev 11259)
+++ trunk/drivers/cairo.c	2010-10-13 14:07:32 UTC (rev 11260)
@@ -694,10 +694,10 @@
     pango_layout_set_markup( layout, aStream->pangoMarkupString, -1 );
     pango_layout_get_pixel_size( layout, &textXExtent, &textYExtent );
 
-    /* If asked, set the string length and return */
+    /* If asked, set the string length (in mm) and return */
     if (pls->get_string_length)
     {
-	pls->string_length = textXExtent;
+        pls->string_length = (PLFLT)textXExtent * 25.4 / DPI;
 	return;
     }
 


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