From 16cfbd19157df76e7296dddb287412f1099feb33 Mon Sep 17 00:00:00 2001
From: Brian Picciano <mediocregopher@gmail.com>
Date: Fri, 20 May 2022 13:37:43 -0600
Subject: Move static assets to within srv

---
 .../static/viz/1/quil/middlewares/fun_mode.cljc    | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 srv/src/http/static/viz/1/quil/middlewares/fun_mode.cljc

(limited to 'srv/src/http/static/viz/1/quil/middlewares/fun_mode.cljc')

diff --git a/srv/src/http/static/viz/1/quil/middlewares/fun_mode.cljc b/srv/src/http/static/viz/1/quil/middlewares/fun_mode.cljc
new file mode 100644
index 0000000..14330c7
--- /dev/null
+++ b/srv/src/http/static/viz/1/quil/middlewares/fun_mode.cljc
@@ -0,0 +1,78 @@
+(ns quil.middlewares.fun-mode
+  (:require [quil.core :as q]))
+
+(defn- wrap-setup [options]
+  (let [setup (:setup options (fn [] nil))]
+    (assoc options
+      :setup #(reset! (q/state-atom) (setup)))))
+
+(defn- wrap-draw-update [options]
+  (let [draw (:draw options (fn [_]))
+        update (:update options identity)
+        quil-draw #(-> (q/state-atom)
+                       (swap! (if (= (q/frame-count) 1)
+                                identity
+                                update))
+                       (draw))]
+    (-> options
+        (dissoc :update)
+        (assoc :draw quil-draw))))
+
+(defn- mouse-event []
+  {:x (q/mouse-x)
+   :y (q/mouse-y)})
+
+(defn- mouse-event-full []
+  {:x (q/mouse-x)
+   :y (q/mouse-y)
+   :button (q/mouse-button)})
+
+(defn- key-event []
+  {:key (q/key-as-keyword)
+   :key-code (q/key-code)
+   :raw-key (q/raw-key)
+   #?@(:clj [:modifiers (q/key-modifiers)])})
+
+(defn- wrap-handler
+  ([options handler-key]
+     (wrap-handler options handler-key nil))
+  ([options handler-key event-fn]
+     (if-let [handler (options handler-key)]
+       (assoc options handler-key
+              (if event-fn
+                #(swap! (q/state-atom) handler (event-fn))
+                #(swap! (q/state-atom) handler)))
+       options)))
+
+(defn- wrap-handlers [options & handlers]
+  (reduce (fn [options handler]
+            (if (keyword? handler)
+              (wrap-handler options handler)
+              (apply wrap-handler options handler)))
+          options handlers))
+
+(defn- wrap-mouse-wheel [options]
+  (if-let [handler (:mouse-wheel options)]
+    (assoc options :mouse-wheel
+           (fn [rotation]
+             (swap! (q/state-atom) handler rotation)))
+    options))
+
+(defn fun-mode
+  "Introduces function mode making all handlers (setup, draw, mouse-click, etc)
+  state-aware. Adds support for 'update' function."
+  [options]
+  (-> options
+      wrap-setup
+      wrap-draw-update
+      (wrap-handlers :focus-gained :focus-lost [:mouse-entered mouse-event]
+                     [:mouse-exited mouse-event] [:mouse-pressed mouse-event-full]
+                     [:mouse-released mouse-event] [:mouse-clicked mouse-event-full]
+                     [:mouse-moved (fn [] {:x (q/mouse-x) :y (q/mouse-y)
+                                           :p-x (q/pmouse-x) :p-y (q/pmouse-y)})]
+                     [:mouse-dragged (fn [] {:x (q/mouse-x) :y (q/mouse-y)
+                                             :p-x (q/pmouse-x) :p-y (q/pmouse-y)
+                                             :button (q/mouse-button)})]
+                     [:key-pressed key-event] :key-released [:key-typed key-event]
+                     :on-close)
+      wrap-mouse-wheel))
-- 
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