261 lines
14 KiB
Clojure
261 lines
14 KiB
Clojure
(ns advent.screens.scene
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(:require [play-clj.core :refer :all]
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[play-clj.ui :refer :all]
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[play-clj.utils :refer :all]
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[play-clj.g2d :refer :all]
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[clojure.pprint]
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[advent.pathfind]
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[advent.actions :as actions]
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[advent.zone :as zone]
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[advent.utils :as utils]
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[advent.screens.dialogue :refer [talking-screen]]
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[clojure.core.async :refer [put! <! <!! >! chan go thread take! alts!!]])
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(:import [com.badlogic.gdx.graphics Pixmap Pixmap$Filter Texture Texture$TextureFilter GL20 GL30]
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[com.badlogic.gdx.graphics.g2d TextureRegion]
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[java.lang Object]
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[com.badlogic.gdx Gdx]))
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(def +screen-width+ 320)
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(def +screen-height+ 240)
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(defprotocol IMouseIn
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(mouse-in? [this location]))
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(defprotocol ICursorOverridable
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(cursor-override [this]))
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(defprotocol IInteractable
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(get-script [this location]))
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(def default-interaction
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(reify
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IInteractable
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(get-script [_ [x y]]
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(actions/get-script entities
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(actions/walk-to entities :ego [x y])))))
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(defn find-override [screen entities [x y]]
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(first (filter #(and (mouse-in? % [x y])
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(satisfies? ICursorOverridable %))
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(get-in entities [:background :interactions]))))
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(defn left-click [screen entities]
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(let [{:keys [x y]} (input->screen screen {:x (:input-x screen) :y (:input-y screen)})
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interaction (first (filter #(mouse-in? % [x y])
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(get-in entities [:background :interactions])))
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;; TODO - hacky way of resetting queue
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entities (if-let [current-action (get-in entities [:actions :current])]
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(assoc (actions/terminate current-action screen entities)
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:actions {:channel (chan) :current nil :started? false})
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entities)
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script (or (when interaction
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(get-script interaction [x y]))
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(get-script default-interaction [x y]))]
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(script entities)
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entities))
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(defn get-ego [screen]
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(let [player-sheet (texture! (texture "player.png") :split 18 36)
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talk-sheet (texture! (texture "ego/talk.png") :split 16 36)
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stand-sheet (texture! (texture "ego/stand.png") :split 18 36)
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ego {:right (animation 0.075 (for [i (range 8)]
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(texture (aget player-sheet 0 i))))
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:left (animation 0.075 (for [i (range 8)]
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(texture (aget player-sheet 1 i))))
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:talk (animation 0.2 (for [i (range 8)]
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(texture (aget talk-sheet 0 i))))
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:stand (animation 0.1 (for [i (flatten [(repeat 6 [(repeat 10 0) (repeat 3 1) (repeat 20 0)]) 3 4 5 5 5 6 5 6 5 6 5 4 3 ])]
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(texture (aget stand-sheet 0 i))))
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:baseline 95
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:origin-x 9
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:origin-y 0
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:scaled true
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:inventory #{}
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:x 150 :y 95
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:id "ego"}]
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(merge (texture (animation! (:right ego) :get-key-frame 0.25)) ego)))
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(defn update-from-script [screen {{:keys [current started? channel]} :actions :as entities}]
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(if current
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(let [entities (if started? entities (actions/begin current screen entities))
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entities (actions/continue current screen entities)]
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(if (actions/done? current screen entities)
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(let [terminated (actions/terminate current screen entities)]
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(put! (actions/get-channel current) terminated)
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(recur screen (assoc terminated
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:actions {:channel channel :current nil :started? false})))
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(assoc-in entities [:actions :started?] true)))
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(let [[current _] (alts!! [channel] :default nil)]
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(assoc entities :actions {:channel channel :current current :started? false}))))
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(defn scaler-fn-with-baseline [baseline minimum-size & [maximum-size]]
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(let [maximum-size (or maximum-size 1.0)]
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(fn [y]
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(if (< y baseline) maximum-size
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(let [percent-complete (- 1.0 (/ (- y baseline) (- +screen-height+ baseline)))
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range (+ (* percent-complete (- maximum-size minimum-size)) minimum-size)]
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range)))))
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(defn update-cursor [screen {{:keys [current override last]} :cursor :as entities}]
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(when-not (= (or override current)
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last)
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(input! :set-cursor-image (utils/cursor "cursor.png" (or override current)) 0 0))
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(assoc-in entities [:cursor :last] (or override current)))
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(defn make-background [& {:keys [collision interactions] :as params}]
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(let [interactions-as-list (for [[id spec] interactions]
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(reify
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IMouseIn
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(mouse-in? [_ location]
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(apply (apply zone/box (:box spec)) location))
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IInteractable
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(get-script [_ location]
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(:script spec))
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ICursorOverridable
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(cursor-override [this] (:cursor spec)))
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)]
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(merge params {:collision (advent.pathfind/map-from-resource collision)
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:interactions interactions-as-list})))
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(defn backgrounds [screen]
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(let [sheep-sheet (texture! (texture "outsidehouse/sheep-anim.png") :split 33 21)
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sheep (animation 0.15 (for [i (flatten [(repeat 10 0) 1 2 3 4 5 6 7 4 5 6 7 8 9 10 (repeat 25 11) (repeat 15 12)])]
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(aget sheep-sheet 0 i)))
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peddler-sheet (texture! (texture "outside-castle/peddler-talk.png" ) :split 18 36)
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peddler-talk (animation 0.18 (for [i (flatten [2 3 2 3 2 3 6 1 0 1 0 1 0 1 0 1 2 3 2 3 2 3 6 4 5 4 5 4 5 4 5])]
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(aget peddler-sheet 0 i)))]
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{:outside-house
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(make-background :interactions
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{:door {:box [258 100 281 160]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [262 88])
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(actions/talk entities :ego (str "Anyone home?")))}
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:sword {:box [274 55 305 88]
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:script (actions/get-script
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entities
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(actions/talk entities :ego (str "It's the coolest sword I've ever seen!"))
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(actions/walk-to entities :ego [290 66])
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(actions/talk entities :ego "Maybe I can pull it out."))}
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:sheep {:box [38 160 71 181]
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:script (actions/get-script
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entities
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(if ((get-in @entities [:background :entities :ego :inventory]) :wool)
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(actions/talk entities :ego "The sheep has given me enough wool.")
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(do (actions/give entities :ego :wool)
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(actions/talk entities :ego "I guess his wool is shedding."))))}
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:right-dir {:box [300 131 320 224]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [319 160]))
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:cursor :right}
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:up-dir {:box [60 180 224 240]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [137 204]))
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:cursor :up}
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:left-dir {:box [0 40 20 140]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [0 80])
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(actions/transition-background entities :behind-house [310 80]))
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:cursor :left}}
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:layers [(assoc (texture "bg5.png") :x 0 :y 0 :baseline 0)
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(assoc (texture "house.png") :x 0 :y 0 :baseline 122)
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(assoc (texture "overdirt.png") :x 0 :y 0 :baseline 240)
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(assoc (texture "background-trees.png") :x 0 :y 0 :baseline 44)]
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:entities {:sheep (actions/start-animation screen
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(assoc (animation->texture screen sheep) :x 38 :y 160 :baseline 160)
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sheep)}
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:collision "outsidehouse/collision.png"
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:scale-fn (scaler-fn-with-baseline 110 0.10 1.00))
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:behind-house
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(make-background :interactions
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{:right-dir {:box [300 40 320 140]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [310 80])
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(actions/transition-background entities :outside-house [0 80]))
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:cursor :right}
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:peddler {:box [110 90 128 146]
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:script (actions/get-script
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entities
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(actions/walk-to entities :ego [191 90])
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(actions/talk entities :ego "Hello there, peddler.")
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(actions/talk entities :peddler "Good day sir! Care to see any of my wares?")
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(actions/talk entities :peddler "I have only the choicest of wares.")
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(actions/talk entities :ego "What 'wares' are you selling?")
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(actions/talk entities :peddler "I have all types of wares...")
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(actions/talk entities :peddler "...I'm well stocked on used earplugs...")
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(actions/talk entities :peddler "...glass eyes, motivational tapes... ")
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(actions/talk entities :peddler "...and useful books like this:")
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(actions/talk entities :peddler "'Checkers Mastery in Less Than 10 Seconds'"))}}
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:layers [(assoc (texture "outside-castle/background.png") :x 0 :y 0 :baseline 0)]
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:entities {:peddler (assoc (texture "outside-castle/peddler.png") :x 110 :y 90 :baseline 150 :anim nil :talk peddler-talk)}
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:collision "outside-castle/collision.png"
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:scale-fn (scaler-fn-with-baseline 110 0.10 1.00))}))
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(defn animate [entity screen]
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(merge entity (animation->texture (update-in screen [:total-time] #(- % (:anim-start entity)))
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(:anim entity))))
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(defscreen scene
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:on-show
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(fn [screen entities]
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(update! screen :renderer (stage) :camera (orthographic))
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(let [_ (input! :set-cursor-image (utils/cursor "cursor.png" :main) 0 0)
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music (sound "town-music.mp3")
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;; _ (sound! music :loop 0.20)
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backgrounds (backgrounds screen)]
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{:backgrounds backgrounds
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:actions {:object nil
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:channel (chan)
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:current nil
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:started? false}
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:cursor {:id "cursor"
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:current :main
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:last :main
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:override nil}
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:background (assoc-in (:outside-house backgrounds)
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[:entities :ego] (get-ego screen))
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:fps (assoc (label "0" (color :white) ) :x 5 :baseline 9000)
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}))
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:on-render
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(fn [screen [entities]]
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(clear!)
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(.glEnable (.getGL20 Gdx/graphics) GL20/GL_BLEND)
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#_(.glEnable (.getGL30 Gdx/graphics) GL30/GL_BLEND)
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(let [entities (update-cursor screen entities)
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entities (update-from-script screen entities)
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entities (update-in entities [:background :entities] (fn [entities]
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(into entities
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(for [[id entity] entities]
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(if (:anim entity)
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[id (animate entity screen)]
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[id entity])))))
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all-entities (concat (vals entities) (get-in entities [:background :layers]) (vals (get-in entities [:background :entities])))]
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(label! (:fps entities) :set-text (str (game :fps)))
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(render! screen (sort-by :baseline all-entities))
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entities))
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:on-resize (fn [screen entities]
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(size! screen 320 240))
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:on-mouse-moved
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(fn [screen [entities]]
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(let [{:keys [x y]} (input->screen screen {:x (:input-x screen) :y (:input-y screen)})]
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(if-let [mouse-override (find-override screen entities [x y])]
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(assoc-in entities [:cursor :override] (cursor-override mouse-override))
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(assoc-in entities [:cursor :override] nil))))
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:on-touch-down (fn [screen [entities]]
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(if (= (button-code :right)
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(:button screen))
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(assoc-in entities [:cursor :current] :main)
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(left-click screen entities))))
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