1 files changed, 120 insertions, 0 deletions
diff --git a/navit/mapset.c b/navit/mapset.c
new file mode 100644
index 000000000..5c805cbb4
--- /dev/null
+++ b/navit/mapset.c
@@ -0,0 +1,120 @@
+#include <string.h>
+#include <glib.h>
+#include <glib/gprintf.h>
+#include "debug.h"
+#include "item.h"
+#include "mapset.h"
+#include "projection.h"
+#include "map.h"
+
+struct mapset {
+	GList *maps;
+};
+
+struct mapset *mapset_new(void)
+{
+	struct mapset *ms;
+
+	ms=g_new0(struct mapset, 1);
+
+	return ms;
+}
+
+void mapset_add(struct mapset *ms, struct map *m)
+{
+	ms->maps=g_list_append(ms->maps, m);
+}
+
+#if 0
+static void mapset_maps_free(struct mapset *ms)
+{
+	/* todo */
+}
+#endif
+
+void mapset_destroy(struct mapset *ms)
+{
+	g_free(ms);
+}
+
+struct mapset_handle {
+	GList *l;
+};
+
+struct mapset_handle *
+mapset_open(struct mapset *ms)
+{
+	struct mapset_handle *ret;
+
+	ret=g_new(struct mapset_handle, 1);
+	ret->l=ms->maps;
+
+	return ret;
+}
+
+struct map * mapset_next(struct mapset_handle *msh, int active)
+{
+	struct map *ret;
+
+	for (;;) {
+		if (!msh->l)
+			return NULL;
+		ret=msh->l->data;
+		msh->l=g_list_next(msh->l);
+		if (!active || map_get_active(ret))
+			return ret;
+	}
+}
+
+void 
+mapset_close(struct mapset_handle *msh)
+{
+	g_free(msh);
+}
+
+struct mapset_search {
+	GList *map;
+	struct map_search *ms;
+	struct item *item;
+	struct attr *search_attr;
+	int partial;
+};
+
+struct mapset_search *
+mapset_search_new(struct mapset *ms, struct item *item, struct attr *search_attr, int partial)
+{
+	struct mapset_search *this;
+	dbg(1,"enter(%p,%p,%p,%d)\n", ms, item, search_attr, partial);
+	this=g_new0(struct mapset_search,1);
+	this->map=ms->maps;
+	this->item=item;
+	this->search_attr=search_attr;
+	this->partial=partial;
+	this->ms=map_search_new(this->map->data, item, search_attr, partial);
+	return this;
+}
+
+struct item *
+mapset_search_get_item(struct mapset_search *this)
+{
+	struct item *ret;
+	while (!(ret=map_search_get_item(this->ms))) {
+		if (this->search_attr->type >= attr_country_all && this->search_attr->type <= attr_country_name)
+			break;
+		do {
+			this->map=g_list_next(this->map);
+		} while (this->map && ! map_get_active(this->map->data));
+		if (! this->map)
+			break;
+		map_search_destroy(this->ms);
+		this->ms=map_search_new(this->map->data, this->item, this->search_attr, this->partial);
+	}
+	return ret;
+}
+
+void
+mapset_search_destroy(struct mapset_search *this)
+{
+	map_search_destroy(this->ms);
+	g_free(this);
+}