psppire: Use default GTK+ font in output shown in GUI.

[pspp] / src / output / cairo.h

diff --git a/src/output/cairo.h b/src/output/cairo.h
index c4f8a81380171e228820dd178db0a993f525357d..6fe32733001c165e899d30c6be269437140d0204 100644 (file)
--- a/src/output/cairo.h
+++ b/src/output/cairo.h
@@ -1,5 +1,5 @@
 /* PSPP - a program for statistical analysis.
-   Copyright (C) 2009 Free Software Foundation, Inc.
+   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -17,8 +17,28 @@
 #ifndef OUTPUT_CAIRO_H
 #define OUTPUT_CAIRO_H 1
 
+#ifdef HAVE_CAIRO
+
 #include <cairo/cairo.h>
 
-struct outp_driver *xr_create_driver (cairo_t *);
+struct chart_item;
+struct output_item;
+struct string_map;
+
+/* Used by PSPPIRE to render in the GUI. */
+struct xr_driver *xr_create_driver (cairo_t *, struct string_map *options);
+struct xr_rendering *xr_rendering_create (struct xr_driver *,
+                                          const struct output_item *,
+                                          cairo_t *);
+void xr_rendering_measure (struct xr_rendering *, int *w, int *h);
+void xr_rendering_draw (struct xr_rendering *, cairo_t *);
+
+/* Render charts with Cairo. */
+void xr_draw_chart (const struct chart_item *, cairo_t *,
+                    double x, double y, double width, double height);
+char *xr_draw_png_chart (const struct chart_item *,
+                         const char *file_name_template, int number);
+
+#endif  /* HAVE_CAIRO */
 
 #endif /* output/cairo.h */