@flatten-js/core - npm Package Compare versions

Comparing version 1.2.22 to 1.2.23

.jsdoc.json

@@ -0,0 +0,0 @@ {

examples/browser/README.md

@@ -0,0 +0,0 @@ # Example: flatten-js in a browser

examples/create-react-app/package.json

@@ -0,0 +0,0 @@ {

examples/create-react-app/README.md

@@ -0,0 +0,0 @@ # Example: flatten-js in React environment

examples/create-react-app/src/App.js

@@ -0,0 +0,0 @@ import React, {Component} from 'react';

examples/create-react-app/src/index.js

@@ -0,0 +0,0 @@ import React from 'react';

examples/es6-module/README.md

@@ -0,0 +0,0 @@ # Example: flatten-js in a browser as es6 module

examples/nodejs/index.js

@@ -0,0 +0,0 @@ // Just hit "node index.js" in the terminal while you are in the directory of this project

examples/nodejs/package-lock.json

 {
   "name": "nodejs",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "lockfileVersion": 1,
@@ -5,0 +5,0 @@ "requires": true,

index.d.ts

@@ -150,2 +150,3 @@ // Type definitions for flatten-js library
         rotate(angle: number, center: Point): Arc;
+        scale(scaleX: number, scaleY: number) : Arc;
         transform(matrix?: Matrix): Arc;
@@ -152,0 +153,0 @@ sortPoints(pts: Array<Point>): Array<Point>;

index.js

@@ -0,0 +0,0 @@ /**

package.json

 {
   "name": "@flatten-js/core",
-  "version": "1.2.22",
+  "version": "1.2.23",
   "description": "Javascript library for 2d geometry",
@@ -73,4 +73,4 @@ "main": "dist/main.cjs.js",
   "dependencies": {
-    "@flatten-js/interval-tree": "^1.0.13"
+    "@flatten-js/interval-tree": "^1.0.14"
   }
 }

packages/utils/dist/main.esm.js

@@ -0,0 +0,0 @@ /**

packages/utils/index.js

 
 import * as Utils from "../../src/utils/utils";
 export default Utils;

packages/utils/package.json

@@ -0,0 +0,0 @@ {

packages/utils/rollup.config.js

@@ -0,0 +0,0 @@ import resolve from 'rollup-plugin-node-resolve';

README.md

@@ -6,2 +6,4 @@ [![npm version](https://badge.fury.io/js/%40flatten-js%2Fcore.svg)](https://badge.fury.io/js/%40flatten-js%2Fcore)
 
+[![Rate on Openbase](https://badges.openbase.com/js/rating/@flatten-js/core.svg)](https://openbase.com/js/@flatten-js/core?utm_source=embedded&utm_medium=badge&utm_campaign=rate-badge)
+
 # Javascript library for 2d geometry
@@ -8,0 +10,0 @@

rollup.config.js

@@ -0,0 +0,0 @@ import resolve from 'rollup-plugin-node-resolve';

src/algorithms/boolean_op.js

@@ -0,0 +0,0 @@ /**

src/algorithms/distance.js

@@ -0,0 +0,0 @@ "use strict";

src/algorithms/intersection.js

@@ -0,0 +0,0 @@ /**

src/algorithms/inversion.js

@@ -0,0 +0,0 @@ /**

src/algorithms/ray_shooting.js

@@ -0,0 +0,0 @@ /**

src/algorithms/relation.js

@@ -0,0 +0,0 @@ /*

src/classes/arc.js

@@ -407,4 +407,18 @@ /**
     /**
+     * Return new arc scaled by scaleX, scaleY.
+     * @param {number} scaleX - scale value by X
+     * @param {number} scaleY - scale value by Y
+     * @returns {Arc}
+     */
+    scale(scaleX = 1, scaleY = 1) {
+        let m = new Flatten.Matrix();
+        m = m.scale(scaleX, scaleY);
+        return this.transform(m);
+    }
+
+    /**
      * Return new arc transformed using affine transformation matrix <br/>
-     * Note, that non-equal scaling by x and y (matrix[0] != matrix[3]) produce illegal result
+     * Note 1. Non-equal scaling by x and y (abs(matrix[0]) != abs(matrix[3])) produce illegal result because
+     * it should create elliptic arc but this package does not support ellipses
+     * Note 2. Mirror transformation (matrix[0] * matrix[3] < 0) change direction of the arc to the opposite
      * TODO: support non-equal scaling arc to ellipse or throw exception ?
@@ -418,3 +432,7 @@ * @param {Matrix} matrix - affine transformation matrix
         let newCenter = this.pc.transform(matrix);
-        let arc = Flatten.Arc.arcSE(newCenter, newStart, newEnd, this.counterClockwise);
+        let newDirection = this.counterClockwise;
+        if (matrix.a * matrix.d < 0) {
+          newDirection = !newDirection;
+        }
+        let arc = Flatten.Arc.arcSE(newCenter, newStart, newEnd, newDirection);
         return arc;
@@ -421,0 +439,0 @@ }

src/classes/box.js

@@ -0,0 +0,0 @@ /**

src/classes/circle.js

@@ -0,0 +0,0 @@ /**

src/classes/edge.js

@@ -0,0 +0,0 @@ /**

src/classes/face.js

@@ -0,0 +0,0 @@ /**

src/classes/line.js

@@ -0,0 +0,0 @@ /**

src/classes/matrix.js

@@ -0,0 +0,0 @@ "use strict";

src/classes/multiline.js

@@ -0,0 +0,0 @@ "use strict";

src/classes/point.js

@@ -0,0 +0,0 @@ /**

src/classes/polygon.js

@@ -0,0 +0,0 @@ /**

src/classes/ray.js

@@ -0,0 +0,0 @@ "use strict";

src/classes/segment.js

@@ -50,2 +50,8 @@ /**
 
+        // second point omitted issue #84
+        if (args.length === 1 && args[0] instanceof Flatten.Point) {
+            this.ps = args[0].clone();
+            return;
+        }
+
         if (args.length === 2 && args[0] instanceof Flatten.Point && args[1] instanceof Flatten.Point) {
@@ -52,0 +58,0 @@ this.ps = args[0].clone();

src/classes/vector.js

@@ -0,0 +0,0 @@ /**

src/data_structures/circular_linked_list.js

@@ -0,0 +0,0 @@ import LinkedList from './linked_list';

src/data_structures/de9im.js

@@ -0,0 +0,0 @@ /*

src/data_structures/linked_list.js

@@ -0,0 +0,0 @@ import Flatten from "../flatten";

src/data_structures/planar_set.js

@@ -0,0 +0,0 @@ /**

src/flatten.js

@@ -0,0 +0,0 @@ import * as Constants from './utils/constants';

src/utils/constants.js

@@ -0,0 +0,0 @@ /**

src/utils/errors.js

@@ -0,0 +0,0 @@ /**

src/utils/utils.js

@@ -0,0 +0,0 @@ /**

test/algorithms/inversion.js

@@ -0,0 +0,0 @@ /**

test/algorithms/ray_shooting.js

@@ -0,0 +0,0 @@ 'use strict';

test/algorithms/relation.js

@@ -0,0 +0,0 @@ 'use strict';

test/classes/arc.js

@@ -7,3 +7,3 @@ 'use strict';
 import {Point, Vector, Circle, Line, Segment, Arc, Box, Polygon, Edge, Face, Ray} from '../../index';
-import {point, vector, circle, line, segment, arc, ray} from '../../index';
+import {point, vector, circle, line, segment, arc, matrix, ray} from '../../index';
 
@@ -323,2 +323,14 @@ describe('#Flatten.Arc', function() {
     })
+    it('Can mirror arc by Y axis using transformation matrix', () => {
+        let a1 = arc(point(0, 10), 20, -Math.PI / 4, Math.PI / 4, true);
+        let m = matrix().scale(-1, 1);
+        let a2 = a1.transform(m);
+        expect(a2.start.x).to.be.closeTo(-a1.start.x, Flatten.DP_TOL);
+        expect(a2.start.y).to.be.closeTo(a1.start.y, Flatten.DP_TOL);
+        expect(a2.end.x).to.be.closeTo(-a1.end.x, Flatten.DP_TOL);
+        expect(a2.end.y).to.be.closeTo(a1.end.y, Flatten.DP_TOL);
+        expect(a2.center.x).to.be.closeTo(-a1.center.x, Flatten.DP_TOL);
+        expect(a2.center.y).to.be.closeTo(a1.center.y, Flatten.DP_TOL);
+        expect(a2.counterClockwise).to.be.equal(!a1.counterClockwise);
+    });
     it('Method svg() without parameters creates svg string with default attributes', function() {
@@ -325,0 +337,0 @@ let arc = new Arc(point(), 5, Math.PI/4, 3*Math.PI/4, Flatten.CCW);

test/classes/box.js

@@ -0,0 +0,0 @@ /**

test/classes/circle.js

@@ -0,0 +0,0 @@ 'use strict';

test/classes/face.js

@@ -0,0 +0,0 @@ /**

test/classes/line.js

@@ -0,0 +0,0 @@ /**

test/classes/matrix.js

@@ -0,0 +0,0 @@ 'use strict';

test/classes/multiline.js

@@ -0,0 +0,0 @@

test/classes/point.js

@@ -0,0 +0,0 @@ /**

test/classes/polygon.js

@@ -0,0 +0,0 @@ /**

test/classes/ray.js

@@ -0,0 +0,0 @@ /**

test/classes/segment.js

@@ -24,2 +24,8 @@ /**
     });
+    it('May construct segment when second point is omitted', function () {
+        let ps = new Point(10,10);
+        let segment = new Segment(ps);
+        expect(segment.start).to.deep.equal({x:10, y:10});
+        expect(segment.end).to.deep.equal({x:0, y:0});
+    });
     it('May constructor by array [4] ', function () {
@@ -26,0 +32,0 @@ let ps = new Point(1,1);

test/classes/vector.js

@@ -0,0 +0,0 @@ /**

test/data_structures/de9im.js

@@ -0,0 +0,0 @@ 'use strict';

test/data_structures/linked_list.js

@@ -0,0 +0,0 @@ 'use strict';

test/data_structures/planar_set.js

@@ -0,0 +0,0 @@ /**

test/flatten.js

@@ -0,0 +0,0 @@ /**

test/tolerance.js

@@ -0,0 +0,0 @@ /**

No alert changes

Improved metrics

Total package byte prevSize

5498124

increased by1.22%

Lines of code

35082

increased by0.62%

Number of lines in readme file

339

increased by0.59%

Dependency changes

• Updated@flatten-js/interval-tree@^1.0.14