d3-polygon - npm Package Compare versions

Comparing version 0.0.1 to 0.0.2

build/polygon.js

@@ -7,2 +7,26 @@ (function (global, factory) {
 
+  function perimeter$1(polygon) {
+    var i = -1,
+        n = polygon.length,
+        b = polygon[n - 1],
+        xa,
+        ya,
+        xb = b[0],
+        yb = b[1],
+        perimeter = 0;
+
+    while (++i < n) {
+      xa = xb;
+      ya = yb;
+      b = polygon[i];
+      xb = b[0];
+      yb = b[1];
+      xa -= xb;
+      ya -= yb;
+      perimeter += Math.sqrt(xa * xa + ya * ya);
+    }
+
+    return perimeter;
+  };
+
   function centroid(polygon) {
@@ -27,5 +51,5 @@ var i = -1,
     return k *= 3, [x / k, y / k];
-  }
+  };
 
-  function area(polygon) {
+  function area$1(polygon) {
     var i = -1,
@@ -43,8 +67,9 @@ n = polygon.length,
 
-    return area * .5;
-  }
+    return area / 2;
+  };
 
-  exports.area = area;
+  exports.area = area$1;
   exports.centroid = centroid;
+  exports.perimeter = perimeter$1;
 
 }));

build/polygon.min.js

@@ -1,1 +0,1 @@
-!function(e,n){"object"==typeof exports&&"undefined"!=typeof module?n(exports):"function"==typeof define&&define.amd?define(["exports"],n):n(e.polygon={})}(this,function(e){"use strict";function n(e){for(var n,t,o=-1,f=e.length,r=0,i=0,u=e[f-1],c=0;++o<f;)n=u,u=e[o],c+=t=n[0]*u[1]-u[0]*n[1],r+=(n[0]+u[0])*t,i+=(n[1]+u[1])*t;return c*=3,[r/c,i/c]}function t(e){for(var n,t=-1,o=e.length,f=e[o-1],r=0;++t<o;)n=f,f=e[t],r+=n[1]*f[0]-n[0]*f[1];return.5*r}e.area=t,e.centroid=n});
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t(e.polygon={})}(this,function(e){"use strict";function t(e){for(var t,n,r=-1,o=e.length,f=e[o-1],i=f[0],u=f[1],c=0;++r<o;)t=i,n=u,f=e[r],i=f[0],u=f[1],t-=i,n-=u,c+=Math.sqrt(t*t+n*n);return c}function n(e){for(var t,n,r=-1,o=e.length,f=0,i=0,u=e[o-1],c=0;++r<o;)t=u,u=e[r],c+=n=t[0]*u[1]-u[0]*t[1],f+=(t[0]+u[0])*n,i+=(t[1]+u[1])*n;return c*=3,[f/c,i/c]}function r(e){for(var t,n=-1,r=e.length,o=e[r-1],f=0;++n<r;)t=o,o=e[n],f+=t[1]*o[0]-t[0]*o[1];return f/2}e.area=r,e.centroid=n,e.perimeter=t});

index.js

 import area from "./src/area";
 import centroid from "./src/centroid";
+import perimeter from "./src/perimeter";
 
 export {
   area,
-  centroid
+  centroid,
+  perimeter
 };

package.json

 {
   "name": "d3-polygon",
-  "version": "0.0.1",
+  "version": "0.0.2",
   "description": "Operations for two-dimensional polygons.",
@@ -15,3 +15,3 @@ "keywords": [
   },
-  "main": "build/polygon",
+  "main": "build/polygon.cjs",
   "jsnext:main": "index",
@@ -23,8 +23,8 @@ "repository": {
   "scripts": {
-    "pretest": "mkdir -p build && d3-bundler --format=umd --name=polygon -- index.js > build/polygon.js",
+    "pretest": "mkdir -p build && d3-bundler -x -f cjs -o build/polygon.cjs.js",
     "test": "faucet `find test -name '*-test.js'`",
-    "prepublish": "npm run test && uglifyjs build/polygon.js -c -m -o build/polygon.min.js && rm -f build/polygon.zip && zip -j build/polygon.zip -- LICENSE README.md build/polygon.js build/polygon.min.js"
+    "prepublish": "npm run test && d3-bundler -n polygon -o build/polygon.js && uglifyjs build/polygon.js -c -m -o build/polygon.min.js && rm -f build/polygon.zip && zip -j build/polygon.zip -- LICENSE README.md build/polygon.js build/polygon.min.js"
   },
   "devDependencies": {
-    "d3-bundler": "~0.2.5",
+    "d3-bundler": "~0.4.0",
     "faucet": "0.0",
@@ -31,0 +31,0 @@ "tape": "4",

README.md

@@ -17,4 +17,8 @@ # d3-polygon
 
-Returns the [centroid](https://en.wikipedia.org/wiki/Centroid) of the specified *polygon*. The optional *k*
+Returns the [centroid](https://en.wikipedia.org/wiki/Centroid) of the specified *polygon*.
 
+<a href="#perimeter" name="perimeter">#</a> <b>perimeter</b>(<i>polygon</i>)
+
+Returns the perimeter of the specified *polygon*.
+
 ## Changes from D3 3.x:
@@ -21,0 +25,0 @@

src/area.js

@@ -14,3 +14,3 @@ export default function(polygon) {
 
-  return area * .5;
+  return area / 2;
 };

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Improved metrics

Total package byte prevSize

8182

increased by37.54%

Number of package files

11

increased by22.22%

Lines of code

175

increased by133.33%

Number of lines in readme file

28

increased by16.67%

No dependency changes