Add types declaration file

Author: geopic

index.d.ts

@@ -0,0 +1,46 @@
+declare module 'polybooljs' {
+  type Polygon = {
+    regions: number[][][];
+    inverted: boolean;
+  }
+
+  type Segment = {
+    segments: Segment[],
+    inverted: boolean;
+  }
+
+  type GeoJSON = {
+    type: string;
+    geopolys: Polygon[];
+  }
+
+  export default interface PolyBool {
+    /**
+     * Getter/setter for buildLog
+     */
+    buildLog: (bl: boolean) => object[] | boolean,
+    /**
+     * Getter/setter for epsilon
+     */
+    epsilon: (value: number) => number,
+    segments: (poly: Polygon) => Segment,
+    combine: (segment1: Segment, segment2: Segment) => {
+      combined: object;
+      inverted1: boolean;
+      inverted2: boolean;
+    },
+    selectUnion: (combined: object) => Segment,
+    selectIntersect: (combined: object) => Segment,
+    selectDifference: (combined: object) => Segment,
+    selectDifferenceRev: (combined: object) => Segment,
+    selectXor: (combined: object) => Segment,
+    polygon: (segments: Segment) => Polygon,
+    polygonFromGeoJSON: (geojson: GeoJSON) => Polygon,
+    polygonToGeoJSON: (poly: Polygon) => GeoJSON,
+    union: (poly1: Polygon, poly2: Polygon) => Polygon,
+    intersect: (poly1: Polygon, poly2: Polygon) => Polygon,
+    difference: (poly1: Polygon, poly2: Polygon) => Polygon,
+    differenceRev: (poly1: Polygon, poly2: Polygon) => Polygon,
+    xor: (poly1: Polygon, poly2: Polygon) => Polygon
+  }
+}