[boilerplate] Add a PS 2 target.

Ensure that we can generate PS2 output when required by creating a PS
level 2 target and using GhostScript for conformance testing.

1 files changed, 49 insertions, 6 deletions

diff --git a/boilerplate/cairo-boilerplate-ps.c b/boilerplate/cairo-boilerplate-ps.c
index 6df9776d9..7c6ebe9ce 100644
--- a/boilerplate/cairo-boilerplate-ps.c
+++ b/boilerplate/cairo-boilerplate-ps.c
@@ -37,14 +37,14 @@
 #include <signal.h>
 #endif
 
-cairo_user_data_key_t	ps_closure_key;
+static const cairo_user_data_key_t ps_closure_key;
 
-typedef struct _ps_target_closure
-{
+typedef struct _ps_target_closure {
     char		*filename;
     int			 width;
     int			 height;
     cairo_surface_t	*target;
+    cairo_ps_level_t	 level;
 } ps_target_closure_t;
 
 static cairo_status_t
@@ -65,9 +65,10 @@ _cairo_boilerplate_ps_surface_set_creation_date (cairo_surface_t *abstract_surfa
     return CAIRO_STATUS_SUCCESS;
 }
 
-cairo_surface_t *
+static cairo_surface_t *
 _cairo_boilerplate_ps_create_surface (const char		 *name,
 				      cairo_content_t		  content,
+				      cairo_ps_level_t		  level,
 				      int			  width,
 				      int			  height,
 				      int			  max_width,
@@ -89,6 +90,7 @@ _cairo_boilerplate_ps_create_surface (const char		 *name,
     xasprintf (&ptc->filename, "%s-out.ps", name);
     xunlink (ptc->filename);
 
+    ptc->level = level;
     ptc->width = width;
     ptc->height = height;
 
@@ -96,6 +98,7 @@ _cairo_boilerplate_ps_create_surface (const char		 *name,
     if (cairo_surface_status (surface))
 	goto CLEANUP_FILENAME;
 
+    cairo_ps_surface_restrict_to_level (surface, level);
     _cairo_boilerplate_ps_surface_set_creation_date (surface, 0);
     cairo_surface_set_fallback_resolution (surface, 72., 72.);
 
@@ -125,6 +128,44 @@ _cairo_boilerplate_ps_create_surface (const char		 *name,
     return surface;
 }
 
+cairo_surface_t *
+_cairo_boilerplate_ps2_create_surface (const char		 *name,
+				       cairo_content_t		  content,
+				       int			  width,
+				       int			  height,
+				       int			  max_width,
+				       int			  max_height,
+				       cairo_boilerplate_mode_t	  mode,
+				       int                        id,
+				       void			**closure)
+{
+    return _cairo_boilerplate_ps_create_surface (name, content,
+						 CAIRO_PS_LEVEL_2,
+						 width, height,
+						 max_width, max_height,
+						 mode, id,
+						 closure);
+}
+
+cairo_surface_t *
+_cairo_boilerplate_ps3_create_surface (const char		 *name,
+				       cairo_content_t		  content,
+				       int			  width,
+				       int			  height,
+				       int			  max_width,
+				       int			  max_height,
+				       cairo_boilerplate_mode_t	  mode,
+				       int                        id,
+				       void			**closure)
+{
+    return _cairo_boilerplate_ps_create_surface (name, content,
+						 CAIRO_PS_LEVEL_3,
+						 width, height,
+						 max_width, max_height,
+						 mode, id,
+						 closure);
+}
+
 cairo_status_t
 _cairo_boilerplate_ps_finish_surface (cairo_surface_t		*surface)
 {
@@ -177,8 +218,10 @@ _cairo_boilerplate_ps_surface_write_to_png (cairo_surface_t *surface, const char
     char    command[4096];
     int exitstatus;
 
-    sprintf (command, "gs -q -r72 -g%dx%d -dSAFER -dBATCH -dNOPAUSE -sDEVICE=pngalpha -sOutputFile=%s %s",
-	     ptc->width, ptc->height, filename, ptc->filename);
+    sprintf (command, "gs -q -r72 -g%dx%d -dSAFER -dBATCH -dNOPAUSE -sDEVICE=pngalpha -sOutputFile=%s %s %s",
+	     ptc->width, ptc->height, filename,
+	     ptc->level == CAIRO_PS_LEVEL_2 ? "-c 2 .setlanguagelevel -f" : "",
+	     ptc->filename);
     exitstatus = system (command);
 #if _XOPEN_SOURCE && HAVE_SIGNAL_H
     if (WIFSIGNALED (exitstatus))