Code cleanup.

Author: Chris K

src/client-en.xml

@@ -210,7 +210,7 @@ window.load_screen_timeout = window.setTimeout(function()
 <!-- command concat_js "./script/dragonfly.js" -->
 
 <script src="./scripts/ini.js"/>
-<script src="./scripts/dom.js"/>
+<script src="./lib/elementprototype.js"/>
 
 
 <script src="./scripts/Timeouts.js"/>

src/lib/arrayprototype.js

@@ -0,0 +1,53 @@
+/**
+ * Return the sum of all the values in the array. If selectorfun is given,
+ * it will be called to retrieve the relevant value for each item in the
+ * array.
+ */
+Array.prototype.sum = function(selectorfun)
+{
+  if (selectorfun)
+  {
+    return this.map(selectorfun).sum();
+  }
+  else
+  {
+    var ret = 0;
+    this.forEach(function(e) { ret += e });
+    return ret
+  }
+};
+
+Array.prototype.unique = function()
+{
+  return this.reduce(function(list, e)
+  { 
+    if (list.indexOf(e) == -1)
+      list.push(e);
+
+    return list;
+  }, []);
+}
+
+Array.prototype.__defineGetter__("last", function()
+{
+   return this[this.length - 1];
+});
+
+Array.prototype.__defineSetter__("last", function() {});
+
+Array.prototype.extend = function(list)
+{
+  this.push.apply(this, list);
+  return this;
+};
+
+Array.prototype.insert = function(index, list, replace_count)
+{
+  this.splice.apply(this, [index, replace_count || 0].extend(list));
+  return this;
+};
+
+Array.prototype.contains = function(str)
+{
+  return this.indexOf(str) != -1;
+};

src/lib/canvasrenderingcontext2dprototype.js

@@ -0,0 +1,50 @@
+CanvasRenderingContext2D.prototype.draw_2d_gradient = function(top_color_list,
+                                                               bottom_color_list,
+                                                               flip)
+{
+  if (typeof bottom_color_list == "boolean")
+  {
+    flip = bottom_color_list;
+    bottom_color_list = null;
+  }
+
+  if (!this._src_canvas)
+  {
+    this._src_canvas = document.createElement("canvas");
+    this._src_ctx = this._src_canvas.getContext("2d");
+  }
+  var width = this._src_canvas.width = this.canvas.width;
+  var height = this._src_canvas.height = this.canvas.height;
+  var set_stop = function(color, index, list)
+  {
+    this.addColorStop((1 / (list.length - 1 || 1)) * index, color);  
+  };
+  var lg = flip
+         ? this._src_ctx.createLinearGradient(0, 0, 0, height)
+         : this._src_ctx.createLinearGradient(0, 0, width, 0);
+  this._src_ctx.clearRect(0, 0, width, height);
+  top_color_list.forEach(set_stop, lg);
+  this._src_ctx.fillStyle = lg;
+  this._src_ctx.globalCompositeOperation = "source-over";
+  this._src_ctx.fillRect(0, 0, width, height);
+  this.drawImage(this._src_canvas, 0, 0);
+  if (bottom_color_list)
+  {
+    this._src_ctx.clearRect(0, 0, width, height);
+    lg = flip
+         ? this._src_ctx.createLinearGradient(0, 0, width, 0)
+         : this._src_ctx.createLinearGradient(0, 0, 0, height);
+    lg.addColorStop(0, "hsla(0, 0%, 0%, 0)");  
+    lg.addColorStop(1, "hsla(0, 0%, 0%, 1)");
+    this._src_ctx.fillStyle = lg;
+    this._src_ctx.fillRect(0, 0, width, height);
+    this._src_ctx.globalCompositeOperation = "source-in";
+    lg = flip
+         ? this._src_ctx.createLinearGradient(0, 0, 0, height)
+         : this._src_ctx.createLinearGradient(0, 0, width, 0);  
+    bottom_color_list.forEach(set_stop, lg);
+    this._src_ctx.fillStyle = lg;
+    this._src_ctx.fillRect(0, 0, width, height);
+    this.drawImage(this._src_canvas, 0, 0);
+  }
+};

src/lib/dateprototype.js

@@ -0,0 +1,8 @@
+/**
+ * Local ISO strings, currently needed as datetime-local input values
+ * http://dev.w3.org/html5/markup/input.datetime-local.html#input.datetime-local.attrs.value
+ */
+Date.prototype.toLocaleISOString = function()
+{
+ return new Date(this.getTime() - this.getTimezoneOffset() * 1000 * 60).toISOString().replace('Z','');
+};