Add support for Mercator projections in tiles

[grits] / src / grits-viewer.h

diff --git a/src/grits-viewer.h b/src/grits-viewer.h
index 0fe73657625d195d1f4652b4be6a9a8d62cd33a2..15d9d70cdeffde2ed9c956ba6190165835a4d10d 100644 (file)
--- a/src/grits-viewer.h
+++ b/src/grits-viewer.h
@@ -38,6 +38,12 @@
 #include <gtk/gtk.h>
 #include <glib-object.h>
 
+/* Projections */
+typedef enum {
+       GRITS_PROJ_LATLON,
+       GRITS_PROJ_MERCATOR,
+} GritsProj;
+
 /* Rendering levels */
 /**
  * GRITS_LEVEL_BACKGROUND: