63 lines
1.0 KiB
JavaScript
63 lines
1.0 KiB
JavaScript
import {compose} from '@avocado/core';
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import {Vector} from '@avocado/math';
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import {EventEmitter, Property} from '@avocado/mixins';
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const decorate = compose(
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EventEmitter,
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Property('parent'),
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Property('rotation', {
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default: 0,
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track: true,
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}),
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Property('scale', {
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default: 1,
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track: true,
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}),
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Vector.Mixin('origin', 'originX', 'originY', {
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default: [0, 0],
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track: true,
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}),
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Vector.Mixin('position', 'x', 'y', {
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default: [0, 0],
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track: true,
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}),
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)
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class ShapeBase {
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get aabb() {
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return [0, 0, 0, 0];
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}
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fromJSON(json) {
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const keys = [
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'origin',
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'position',
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'rotation',
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'scale',
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]
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for (const key of keys) {
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if (json[key]) {
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this[key] = json[key];
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}
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}
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return this;
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}
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}
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export class Shape extends decorate(ShapeBase) {
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constructor() {
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super();
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this.on([
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'originChanged',
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'rotationChanged',
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'scaleChanged',
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], () => {
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this.emit('aabbChanged');
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});
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}
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}
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