Files
play-clj/src/play_clj/utils.clj
2014-01-11 22:40:40 -05:00

80 lines
1.6 KiB
Clojure

(ns play-clj.utils
(:require [clojure.string :as s])
(:import [com.badlogic.gdx.graphics.g2d TextureRegion]
[com.badlogic.gdx.utils Array]
[com.badlogic.gdx.scenes.scene2d Actor]))
(def ^:const main-package "com.badlogic.gdx")
(defn ^:private split-key
[key]
(-> key name (s/split #"-")))
(defn ^:private join-keys
[keys]
(->> keys (map name) (s/join ".") (str main-package ".")))
(defn key->static-field
[key upper?]
(->> (split-key key)
(map (if upper? s/upper-case s/lower-case))
(s/join "_")
symbol))
(defn key->class
[key]
(->> (split-key key)
(map s/capitalize)
(s/join "")
symbol))
(defn key->method
[key]
(let [parts (split-key key)]
(->> (rest parts)
(map s/capitalize)
(cons (first parts))
(s/join "")
(str ".")
symbol)))
(defn ^:private static-field
[args upper?]
(->> (key->static-field (last args) upper?)
(str (join-keys (butlast args)) "/")
symbol))
(defmacro static-field-lower
[& args]
`~(static-field args false))
(defmacro static-field-upper
[& args]
`~(static-field args true))
(defn convert-array
[a]
(Array. true (into-array a) 1 (count a)))
(defmacro call!
[obj k & args]
`(~(key->method k) ~obj ~@args))
(defn calls!*
[[k v]]
(flatten (list (key->method k) v)))
(defmacro calls!
[obj & {:keys [] :as args}]
`(doto ~obj ~@(map calls!* args)))
(defmulti create-entity class)
(defmethod create-entity TextureRegion
[obj]
{:type :texture :object obj})
(defmethod create-entity Actor
[obj]
{:type :actor :object obj})