69 lines
1.5 KiB
TypeScript
69 lines
1.5 KiB
TypeScript
import { Mutable, Shape, ShapeUtility } from 'types'
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import { createShape, getShapeUtils } from 'state/shape-utils'
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import vec from 'utils/vec'
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export const codeShapes = new Set<CodeShape<Shape>>([])
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/**
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* A base class for code shapes. Note that creating a shape adds it to the
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* shape map, while deleting it removes it from the collected shapes set
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*/
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export default class CodeShape<T extends Shape> {
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private _shape: Mutable<T>
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private utils: ShapeUtility<T>
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constructor(props: T) {
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this._shape = createShape(props.type, props) as Mutable<T>
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this.utils = getShapeUtils<T>(this._shape)
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codeShapes.add(this)
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}
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export(): Mutable<T> {
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return { ...this._shape }
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}
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destroy(): void {
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codeShapes.delete(this)
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}
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moveTo(point: number[]): CodeShape<T> {
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this.utils.setProperty(this._shape, 'point', point)
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return this
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}
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translate(delta: number[]): CodeShape<T> {
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this.utils.setProperty(
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this._shape,
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'point',
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vec.add(this._shape.point, delta)
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)
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return this
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}
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rotate(rotation: number): CodeShape<T> {
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this.utils.setProperty(this._shape, 'rotation', rotation)
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return this
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}
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getBounds(): CodeShape<T> {
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this.utils.getBounds(this.shape)
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return this
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}
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hitTest(point: number[]): CodeShape<T> {
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this.utils.hitTest(this.shape, point)
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return this
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}
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get shape(): T {
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return this._shape
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}
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get point(): number[] {
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return [...this.shape.point]
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}
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get rotation(): number {
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return this.shape.rotation
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}
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}
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