outputs svg math

main.cpp

@@ -230,9 +230,19 @@ class Imtex {
 			//					    width_pt, height_pt);
 
 
-           // cairo_surface_t * surface = cairo_svg_surface_create_for_stream(cairo_stream_to_buffer_func, (void *)&bufer, width_pt, height_pt);
+           std::string bufer {};
+           cairo_surface_t * surface = cairo_svg_surface_create_for_stream(cairo_stream_to_buffer_func, (void *)&bufer, width_pt, height_pt);
+
+           /*
+        // uncomment this to dump all the svgs in a folder
+           static int i = 0;
+           i++;
+           std::ostringstream ss {};
+           ss << "svg/" << i << ".svg";
+            cairo_surface_t * surface = cairo_svg_surface_create(ss.str().c_str(), width_pt, height_pt);
+            */
 
-            cairo_surface_t * surface = cairo_svg_surface_create("testfil.svg", width_pt, height_pt);
+           // the render context
             cairo_t * cairo = cairo_create(surface);
 
             cairo_scale (cairo, option_zoom, option_zoom);
@@ -250,9 +260,6 @@ cairo_surface_get_mime_data (cairo_surface_t *surface,
             unsigned long sd_len;
             const unsigned char * data;
 
-            cairo_surface_get_mime_data(surface, CAIRO_MIME_TYPE_URI, &data, &sd_len);
-            std::string bufer {data, data + sd_len};
-            spdlog::info("{} svg? \n\n {}", itex, bufer);
 
             cairo_surface_destroy(surface);
             cairo_destroy (cairo);
@@ -261,9 +268,10 @@ cairo_surface_get_mime_data (cairo_surface_t *surface,
 
             g_object_unref (doc);
 
-            spdlog::info("{} svg again? \n\n {}", itex, bufer);
 
-            return mathml;
+            // bufer contains svg
+            // mathml contains mathml
+            return bufer;
 
         }