[gs-cvs] rev 7507 - trunk/gs/src

[lpd at ghostscript.com]

Author: lpd
Date: 2006-12-14 11:40:32 -0800 (Thu, 14 Dec 2006)
New Revision: 7507

Modified:
   trunk/gs/src/gstext.c
Log:
For Adobe compatibility, makes 'show'-type operators signal nocurrentpoint
immediately, rather than when rendering the first character, if there is no
current point. (PS3 CET 13-27-3, 13-28-4, 13-29-3, and possibly others)


Modified: trunk/gs/src/gstext.c
===================================================================
--- trunk/gs/src/gstext.c	2006-12-14 16:28:49 UTC (rev 7506)
+++ trunk/gs/src/gstext.c	2006-12-14 19:40:32 UTC (rev 7507)
@@ -228,6 +228,15 @@
     gx_clip_path *pcpath = 0;
     int code;
 
+    /*
+     * Detect nocurrentpoint now, even if the string is empty, for Adobe
+     * compatibility.
+     */
+    if (text->operation & (TEXT_DO_DRAW | TEXT_DO_ANY_CHARPATH)) {
+	if (!pgs->current_point_valid)
+	    return_error(gs_error_nocurrentpoint);
+    }
+
     if (text->operation & TEXT_DO_DRAW) {
 	code = gx_effective_clip_path(pgs, &pcpath);
         gs_set_object_tag(pgs, GS_TEXT_TAG);