From: Friedrich Beckmann <friedrich.beckmann@gmx.de>
Date: Fri, 11 Sep 2020 16:32:13 +0000 (+0200)
Subject: cairo: added xr_draw_svg_file function
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=93d2d30107990d531a64e1d704ccf9e3033a9c1b;p=pspp

cairo: added xr_draw_svg_file function

This is used by the output window to render the items for copy and paste.
---

diff --git a/src/output/cairo.c b/src/output/cairo.c
index 8c67ce03ae..b733c941fd 100644
--- a/src/output/cairo.c
+++ b/src/output/cairo.c
@@ -2253,3 +2253,23 @@ xr_render_output_item (struct xr_driver *xr,
   else
     return NULL;
 }
+
+bool
+xr_draw_svg_file (struct xr_rendering *r,
+		  const char *filename)
+{
+  int width, height;
+  g_assert (r);
+  xr_rendering_measure (r, &width, &height);
+  cairo_surface_t *surface = cairo_svg_surface_create (filename, width, height);
+  if (!surface)
+    {
+      g_error ("Could not create cairo svg surface with file %s", filename);
+      return FALSE;
+    }
+  cairo_t *cr = cairo_create (surface);
+  xr_rendering_draw (r, cr, 0, 0, width, height);
+  cairo_destroy (cr);
+  cairo_surface_destroy (surface);
+  return TRUE;
+}
diff --git a/src/output/cairo.h b/src/output/cairo.h
index 4c32ca7ded..a13154b550 100644
--- a/src/output/cairo.h
+++ b/src/output/cairo.h
@@ -96,6 +96,9 @@ char *xr_draw_png_chart (const struct chart_item *,
                          const struct cell_color *fg,
 			 const struct cell_color *bg);
 
+/* Render to a svg file */
+bool xr_draw_svg_file (struct xr_rendering *r,
+		       const char *filename);
 
 #endif  /* HAVE_CAIRO */