Fix:Core:Don't crash on initial projection set

git-svn-id: https://navit.svn.sourceforge.net/svnroot/navit/trunk@2972 ffa7fe5e-494d-0410-b361-a75ebd5db220

diff --git a/navit/navit/navit.c b/navit/navit/navit.c
index 50d68fc..2f74047 100644 (file)
--- a/navit/navit/navit.c
+++ b/navit/navit/navit.c
@@ -799,7 +799,7 @@ navit_get_vehicleprofiles(struct navit *this_)
 }
 
 static void
-navit_projection_set(struct navit *this_, enum projection pro)
+navit_projection_set(struct navit *this_, enum projection pro, int draw)
 {
        struct coord_geo g;
        struct coord *c;
@@ -808,7 +808,8 @@ navit_projection_set(struct navit *this_, enum projection pro)
        transform_to_geo(transform_get_projection(this_->trans), c, &g);
        transform_set_projection(this_->trans, pro);
        transform_from_geo(pro, &g, c);
-       navit_draw(this_);
+       if (draw)
+               navit_draw(this_);
 }
 
 /**
@@ -1771,7 +1772,7 @@ navit_set_attr_do(struct navit *this_, struct attr *attr, int init)
                break;
        case attr_projection:
                if(this_->trans && transform_get_projection(this_->trans) != attr->u.projection) {
-                       navit_projection_set(this_, attr->u.projection);
+                       navit_projection_set(this_, attr->u.projection, !init);
                        attr_updated=1;
                }
                break;