update code style for geo classes

src/geo/line.js

@@ -4,79 +4,45 @@
 
 (function() {
 
-    if (self.base.Line) return;
+if (self.base.Line) return;
 
-    const BASE = self.base, PRO = Line.prototype;
+const base = self.base;
 
-    BASE.Line = Line;
-    BASE.newLine = newLine;
-    BASE.newOrderedLine = newOrderedLine;
-
-    /**
-     *
-     * @param {Point} p1
-     * @param {Point} p2
-     * @param {String} [key]
-     * @constructor
-     */
-    function Line(p1, p2, key) {
+class Line {
+    constructor(p1, p2, key) {
         if (!key) key = [p1.key, p2.key].join(';');
         this.p1 = p1;
         this.p2 = p2;
         this.key = key;
-        this.coplanar = false;
-        this.edge = false;
-        this.del = false;
     }
 
-    /** ******************************************************************
-     * Line Prototype Functions
-     ******************************************************************* */
-
-    /**
-     * @returns {number}
-     */
-    PRO.length = function() {
+    length() {
         return Math.sqrt(this.length2());
-    };
+    }
 
     /**
      * @returns {number} square of length
      */
-    PRO.length2 = function() {
+    length2() {
         return this.p1.distToSq2D(this.p2);
-    };
+    }
 
-    /**
-     * @returns {Slope}
-     */
-    PRO.slope = function() {
-        return BASE.newSlope(this.p1.slopeTo(this.p2));
-    };
+    slope() {
+        return base.newSlope(this.p1.slopeTo(this.p2));
+    }
 
-    /**
-     * @returns {Line}
-     */
-    PRO.reverse = function() {
+    reverse() {
         let t = this.p1;
         this.p1 = this.p2;
         this.p2 = t;
         return this;
-    };
+    }
 
-    /**
-     * @returns {Point}
-     */
-    PRO.midpoint = function() {
+    midpoint() {
         return this.p1.midPointTo(this.p2);
-    };
+    }
 
-    /**
-     * faulty when line doubles back at 180?
-     * @param {Line} line
-     * @returns {boolean}
-     */
-    PRO.isCollinear = function(line) {
+    isCollinear(line) {
         let p1 = this.p1,
             p2 = this.p2,
             p3 = line.p1,
@@ -85,27 +51,20 @@
             d1y = (p2.y - p1.y),
             d2x = (p4.x - p3.x),
             d2y = (p4.y - p3.y);
-
         return Math.abs( (d2y * d1x) - (d2x * d1y) ) < 0.0001;
-    };
-
-    /** ******************************************************************
-     * Connect to base and Helpers
-     ******************************************************************* */
-
-    /**
-     *
-     * @param {Point} p1
-     * @param {Point} p2
-     * @param {String} [key]
-     * @returns {Line}
-     */
-    function newLine(p1, p2, key) {
-        return new Line(p1, p2, key);
     }
+}
 
-    function newOrderedLine(p1, p2, key) {
-        return p1.key < p2.key ? newLine(p1,p2,key) : newLine(p2,p1,key);
-    }
+function newLine(p1, p2, key) {
+    return new Line(p1, p2, key);
+}
+
+function newOrderedLine(p1, p2, key) {
+    return p1.key < p2.key ? newLine(p1,p2,key) : newLine(p2,p1,key);
+}
+
+base.Line = Line;
+base.newLine = newLine;
+base.newOrderedLine = newOrderedLine;
 
 })();