fix: rsvg_handle_get_dimensions deprecated, use rsvg_handle_get_intri…

…nsic_size_in_pixels instead

configure.ac

@@ -62,6 +62,11 @@ PKG_CHECK_MODULES(RSVG_HANDLE_RENDER_DOCUMENT, librsvg-2.0 >= 2.46,
   [AC_DEFINE(HAVE_RSVG_HANDLE_RENDER_DOCUMENT,1,[Define to 1 if your librsvg has rsvg_handle_render_document().])],
   [:])
 
+# 2.52 for rsvg_handle_get_intrinsic_size_in_pixels
+PKG_CHECK_MODULES(RSVG_HANDLE_GET_INTRINSIC_SIZE_IN_PIXELS, librsvg-2.0 >= 2.52,
+  [AC_DEFINE(HAVE_RSVG_HANDLE_GET_INTRINSIC_SIZE_IN_PIXELS,1,[Define to 1 if your librsvg has rsvg_handle_get_intrinsic_size_in_pixels().])],
+  [:])
+
 # Optional GEOS, as a faster and more reliable replacement for Boost geometry.
 GEOS_INIT([3.8.1])
 AS_IF([test "x$HAVE_GEOS" = "xyes"],

gerberimporter_tests.cpp

@@ -119,17 +119,23 @@ void boost_bitmap_from_gerber(const multi_polygon_type_fp& polys, const box_type
                                                       &gerror);
   Cairo::RefPtr<Cairo::Context> cr = Cairo::Context::create(cairo_surface);
 #ifdef HAVE_RSVG_HANDLE_RENDER_DOCUMENT
-  RsvgDimensionData dimensions;
-  rsvg_handle_get_dimensions(rsvg_handle, &dimensions);
   RsvgRectangle viewport;
   viewport.x = 0;
   viewport.y = 0;
+#ifdef HAVE_RSVG_HANDLE_GET_INTRINSIC_SIZE_IN_PIXELS
+  rsvg_handle_set_dpi(rsvg_handle, 96);
+  BOOST_REQUIRE(rsvg_handle_get_intrinsic_size_in_pixels(
+                    rsvg_handle, &viewport.width, &viewport.height));
+#else // !HAVE_RSVG_HANDLE_GET_INTRINSIC_SIZE_IN_PIXELS
+  RsvgDimensionData dimensions;
+  rsvg_handle_get_dimensions(rsvg_handle, &dimensions);
   viewport.width = dimensions.width;
   viewport.height = dimensions.height;
+#endif
   BOOST_REQUIRE(rsvg_handle_render_document(rsvg_handle, cr->cobj(), &viewport, nullptr));
-#else /*!HAVE_RSVG_HANDLE_RENDER_DOCUMENT*/
+#else // !HAVE_RSVG_HANDLE_RENDER_DOCUMENT
   BOOST_REQUIRE(rsvg_handle_render_cairo(rsvg_handle, cr->cobj()));
-#endif
+#endif // HAVE_RSVG_HANDLE_RENDER_DOCUMENT
   g_object_unref(rsvg_handle);
 }