update API

gui.lua

@@ -24,7 +24,7 @@ menu2codes = {}
 
 issued_command = {}
 
--- constructors
+-- API
 
 function verb(def)
 	def.is_verb = true
@@ -45,8 +45,6 @@ function item(def)
 	return def
 end
 
--- global functions
-
 function cls()
 	text.value = ""
 end
@@ -84,6 +82,21 @@ function walk(where, nocls)
 	show_verbs()
 end
 
+function has(what)
+	return game[what].w=="me"
+end
+
+function location_of(what)
+	return game[what].w
+end
+
+function is_here(what)
+	return game[what].w==game.me.w
+end
+
+
+-- end of API
+
 -- TODO - checkovat všechny parametry
 function _has_subj_of(verb)
 	local parCode = verb.params[#params+1]