typescript fixes

konva.js

@@ -8,7 +8,7 @@
    * Konva JavaScript Framework v3.2.4
    * http://konvajs.org/
    * Licensed under the MIT
-   * Date: Mon Apr 08 2019
+   * Date: Wed Apr 17 2019
    *
    * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
    * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)
@@ -3988,7 +3988,7 @@
       /**
        * get the node type, which may return Stage, Layer, Group, or Shape
        * @method
-       * @name Konva.Node#getTranslation
+       * @name Konva.Node#getType
        * @returns {String}
        */
       Node.prototype.getType = function () {

konva.min.js

@@ -3,7 +3,7 @@
    * Konva JavaScript Framework v3.2.4
    * http://konvajs.org/
    * Licensed under the MIT
-   * Date: Mon Apr 08 2019
+   * Date: Wed Apr 17 2019
    *
    * Original work Copyright (C) 2011 - 2013 by Eric Rowell (KineticJS)
    * Modified work Copyright (C) 2014 - present by Anton Lavrenov (Konva)

package.json

@@ -31,24 +31,24 @@
     "gulp-concat": "^2.6.1",
     "gulp-connect": "^5.7.0",
     "gulp-eslint": "^5.0.0",
+    "gulp-exec": "^3.0.2",
     "gulp-jscpd": "0.0.8",
     "gulp-jsdoc3": "^2.0.0",
     "gulp-rename": "^1.4.0",
     "gulp-replace": "^1.0.0",
+    "gulp-typescript": "^5.0.1",
     "gulp-uglify": "^3.0.2",
     "gulp-util": "^3.0.8",
     "mocha": "5.2.0",
     "mocha-headless-chrome": "^2.0.2",
     "parcel-bundler": "^1.12.3",
     "prettier": "^1.16.4",
-    "typescript": "^3.4.1",
-    "gulp-exec": "^3.0.2",
-    "gulp-typescript": "^5.0.1",
     "rollup": "^1.7.4",
     "rollup-plugin-commonjs": "^9.2.2",
     "rollup-plugin-node-resolve": "^4.0.1",
     "rollup-plugin-sourcemaps": "^0.4.2",
-    "rollup-plugin-typescript2": "^0.20.1"
+    "rollup-plugin-typescript2": "^0.20.1",
+    "typescript": "^3.4.3"
   },
   "keywords": [
     "canvas",

src/BaseLayer.ts

@@ -6,6 +6,8 @@ import { SceneCanvas, HitCanvas } from './Canvas';
 import { Stage } from './Stage';
 
 import { GetSet } from './types';
+import { Group } from './Group';
+import { Shape } from './Shape';
 
 export interface LayerConfig extends ContainerConfig {
   clearBeforeDraw?: boolean;
@@ -23,7 +25,7 @@ export interface LayerConfig extends ContainerConfig {
  * @@nodeParams
  * @@containerParams
  */
-export abstract class BaseLayer extends Container {
+export abstract class BaseLayer extends Container<Group | Shape> {
   canvas = new SceneCanvas();
   hitCanvas: HitCanvas;
 

src/Container.ts

@@ -26,8 +26,10 @@ export interface ContainerConfig extends NodeConfig {
  * @@nodeParams
  * @@containerParams
  */
-export abstract class Container extends Node<ContainerConfig> {
-  children = new Collection();
+export abstract class Container<ChildType extends Node> extends Node<
+  ContainerConfig
+> {
+  children = new Collection<ChildType>();
 
   /**
    * returns a {@link Konva.Collection} of direct descendant nodes
@@ -113,7 +115,7 @@ export abstract class Container extends Node<ContainerConfig> {
    * // remember to redraw layer if you changed something
    * layer.draw();
    */
-  add(child: Node) {
+  add(child: ChildType) {
     if (arguments.length > 1) {
       for (var i = 0; i < arguments.length; i++) {
         this.add(arguments[i]);
@@ -249,7 +251,7 @@ export abstract class Container extends Node<ContainerConfig> {
       if (!child.hasChildren()) {
         continue;
       }
-      shouldStop = (child as Container)._descendants(fn);
+      shouldStop = (child as any)._descendants(fn);
       if (shouldStop) {
         return true;
       }

src/Group.ts

@@ -2,6 +2,7 @@ import { Util, Collection } from './Util';
 import { Container } from './Container';
 import { _registerNode } from './Global';
 import { Node } from './Node';
+import { Shape } from './Shape';
 
 /**
  * Group constructor.  Groups are used to contain shapes or other groups.
@@ -14,8 +15,8 @@ import { Node } from './Node';
  * @example
  * var group = new Konva.Group();
  */
-export class Group extends Container {
-  _validateAdd(child) {
+export class Group extends Container<Group | Shape> {
+  _validateAdd(child: Group | Shape) {
     var type = child.getType();
     if (type !== 'Group' && type !== 'Shape') {
       Util.throw('You may only add groups and shapes to groups.');

src/Node.ts

@@ -170,7 +170,7 @@ export abstract class Node<Config extends NodeConfig = NodeConfig> {
   eventListeners = {};
   attrs: any = {};
   index = 0;
-  parent: Container | null = null;
+  parent: Container<Node> | null = null;
   _cache: Map<string, any> = new Map<string, any>();
   _lastPos = null;
   _attrsAffectingSize: string[];
@@ -453,7 +453,7 @@ export abstract class Node<Config extends NodeConfig = NodeConfig> {
     skipTransform?: boolean;
     skipShadow?: boolean;
     skipStroke?: boolean;
-    relativeTo?: Container;
+    relativeTo?: Container<Node>;
   }): { x: number; y: number; width: number; height: number } {
     // abstract method
     // redefine in Container and Shape
@@ -466,7 +466,7 @@ export abstract class Node<Config extends NodeConfig = NodeConfig> {
       { x: rect.x + rect.width, y: rect.y + rect.height },
       { x: rect.x, y: rect.y + rect.height }
     ];
-    var minX, minY, maxX, maxY;
+    var minX: number, minY: number, maxX: number, maxY: number;
     var trans = this.getAbsoluteTransform(top);
     points.forEach(function(point) {
       var transformed = trans.point(point);
@@ -1877,7 +1877,7 @@ export abstract class Node<Config extends NodeConfig = NodeConfig> {
   /**
    * get the node type, which may return Stage, Layer, Group, or Shape
    * @method
-   * @name Konva.Node#getTranslation
+   * @name Konva.Node#getType
    * @returns {String}
    */
   getType() {

src/Stage.ts

@@ -109,7 +109,7 @@ function checkNoClip(attrs: any = {}) {
  * });
  */
 
-export class Stage extends Container {
+export class Stage extends Container<BaseLayer> {
   content: HTMLDivElement;
   pointerPos: Vector2d | null;
   bufferCanvas: SceneCanvas;
@@ -120,8 +120,6 @@ export class Stage extends Container {
   dblTimeout: any;
   tapStartShape: Shape;
 
-  children: Collection<BaseLayer>;
-
   constructor(config: StageConfig) {
     super(checkNoClip(config));
     this._buildDOM();

src/index-types.d.ts

@@ -43,7 +43,7 @@ declare namespace Konva {
   export type NodeConfig = import('./Node').NodeConfig;
 
   export const Container: typeof import('./Container').Container;
-  export type Container = import('./Container').Container;
+  export type Container = import('./Container').Container<Node>;
   export type ContainerConfig = import('./Container').ContainerConfig;
 
   export const Collection: typeof import('./Util').Collection;