Initial data commit

Task/Yin-and-yang/JavaScript/yin-and-yang-2.js

@@ -0,0 +1,66 @@
+YinYang = (function () {
+  var scale_x = 2,
+    scale_y = 1,
+    black = "#",
+    white = ".",
+    clear = " ",
+    out = "";
+
+  function draw(radius) {
+    function inCircle(centre_x, centre_y, radius, x, y) {
+      return Math.pow(x - centre_x, 2) + Math.pow(y - centre_y, 2) <= Math.pow(radius, 2)
+    }
+    var bigCircle = function (x, y) {
+      return inCircle(0, 0, radius, x, y)
+    }, whiteSemiCircle = function (x, y) {
+        return inCircle(0, radius / 2, radius / 2, x, y)
+      }, smallBlackCircle = function (x, y) {
+        return inCircle(0, radius / 2, radius / 6, x, y)
+      }, blackSemiCircle = function (x, y) {
+        return inCircle(0, -radius / 2, radius / 2, x, y)
+      }, smallWhiteCircle = function (x, y) {
+        return inCircle(0, -radius / 2, radius / 6, x, y)
+      };
+    i = 0
+    for (var sy = Math.round(radius * scale_y); sy >= -Math.round(radius * scale_y); sy--) {
+      //console.log(sy)
+      for (var sx = -Math.round(radius * scale_x); sx <= Math.round(radius * scale_x); sx++) {
+
+        var x = sx / scale_x,
+          y = sy / scale_y;
+        //out+=sx
+        //console.log(sx,bigCircle(x,y))
+        if (bigCircle(x, y)) {
+          //out+="";
+          if (whiteSemiCircle(x, y)) {
+            //console.log(x,y)
+            if (smallBlackCircle(x, y)) {
+              out += black
+            } else {
+              out += white
+            }
+          } else if (blackSemiCircle(x, y)) {
+            if (smallWhiteCircle(x, y)) {
+              out += white
+            } else {
+              out += black
+            }
+          } else if (x < 0) {
+            out += white
+          } else {
+            out += black
+          }
+
+        } else {
+          out += clear;
+        }
+
+      }
+      out += "\n";
+    }
+    return out;
+  }
+  return draw
+})()
+console.log(YinYang(17))
+console.log(YinYang(8))