little bit of cleanup

src/toascii/models/image.clj

@@ -1,13 +1,11 @@
 (ns toascii.models.image
   (:import (java.awt.image BufferedImage)
-           (java.io Writer)
-           (javax.imageio.stream ImageInputStream))
-  (:require [clojure.string :as str]
-            [clojure.java.io :as io]
+           (javax.imageio.stream ImageInputStream)
+           (java.io Writer))
+  (:require [clojure.java.io :as io]
             [ring.util.io :refer [piped-input-stream]]
             [clj-image2ascii.core :as i2a]
-            [toascii.util :refer [query-param-url->java-url]])
-  (:use hiccup.core))
+            [toascii.util :refer [query-param-url->java-url]]))
 
 (def js-gif-animation (slurp (io/resource "gif-animation.js")))
 
@@ -21,33 +19,11 @@
   (let [java-url (query-param-url->java-url url)]
     (i2a/get-image-stream-by-url java-url)))
 
-(defn- wrap-pre-tag [s & {:keys [hidden? delay]}]
-  (str
-    "<pre style=\""
-    ascii-pre-css
-    (if hidden?
-      " display: none;")
-    "\""
-    (if delay
-      (str " data-delay=\"" delay "\""))
-    ">" s "</pre>"))
-
-(defn- get-open-pre-tag [hidden? delay]
-  (str
-    "<pre style=\""
-    ascii-pre-css
-    (if hidden?
-      " display: none;")
-    "\""
-    (if delay
-      (str " data-delay=\"" delay "\""))
-    ">"))
-
 (defn image->ascii [^BufferedImage image scale-to-width color? html?]
   (let [converted (i2a/convert-image image scale-to-width color?)
         ascii     (:image converted)]
     (if html?
-      (wrap-pre-tag ascii)
+      (str "<pre style=\"" ascii-pre-css "\">" ascii "</pre>")
       ascii)))
 
 (defn- write-out [^Writer w s]
@@ -61,9 +37,9 @@
         (i2a/stream-animated-gif-frames!
           image-stream scale-to-width color?
           (fn [{:keys [image delay]}]
-              (write-out w (get-open-pre-tag true delay))
-              (write-out w image)
-              (write-out w "</pre>")))
+            (write-out w (str "<pre style=\"" ascii-pre-css " display: none;\" data-delay=\"" delay "\">"))
+            (write-out w image)
+            (write-out w "</pre>")))
         (write-out w "</div>")
         (write-out w "<script type=\"text/javascript\">")
         (write-out w js-gif-animation)