97 lines
2.2 KiB
TypeScript
97 lines
2.2 KiB
TypeScript
import { uniqueId } from 'utils/utils'
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import vec from 'utils/vec'
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import { LineShape, ShapeType } from 'types'
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import { intersectCircleBounds } from 'utils/intersections'
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import { ThinLine } from 'components/canvas/misc'
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import { translateBounds, boundsContained } from 'utils'
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import { defaultStyle, getShapeStyle } from 'state/shape-styles'
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import { registerShapeUtils } from './register'
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const line = registerShapeUtils<LineShape>({
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boundsCache: new WeakMap([]),
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defaultProps: {
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id: uniqueId(),
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type: ShapeType.Line,
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name: 'Line',
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parentId: 'page1',
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childIndex: 0,
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point: [0, 0],
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direction: [0, 0],
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rotation: 0,
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style: defaultStyle,
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},
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shouldRender(shape, prev) {
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return shape.direction !== prev.direction || shape.style !== prev.style
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},
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render(shape) {
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const { id, direction } = shape
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const [x1, y1] = vec.add([0, 0], vec.mul(direction, 10000))
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const [x2, y2] = vec.sub([0, 0], vec.mul(direction, 10000))
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const styles = getShapeStyle(shape.style)
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return (
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<g id={id}>
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<ThinLine x1={x1} y1={y1} x2={x2} y2={y2} stroke={styles.stroke} />
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<circle r={4} fill="transparent" />
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<use href="#dot" fill="black" />
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</g>
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)
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},
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getBounds(shape) {
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if (!this.boundsCache.has(shape)) {
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const bounds = {
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minX: 0,
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maxX: 1,
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minY: 0,
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maxY: 1,
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width: 1,
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height: 1,
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}
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this.boundsCache.set(shape, bounds)
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}
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return translateBounds(this.boundsCache.get(shape), shape.point)
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},
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getRotatedBounds(shape) {
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return this.getBounds(shape)
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},
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getCenter(shape) {
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return shape.point
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},
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hitTest() {
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return true
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},
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hitTestBounds(this, shape, brushBounds) {
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const shapeBounds = this.getBounds(shape)
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return (
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boundsContained(shapeBounds, brushBounds) ||
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intersectCircleBounds(shape.point, 4, brushBounds).length > 0
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)
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},
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transform(shape, bounds) {
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shape.point = [bounds.minX, bounds.minY]
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return this
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},
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transformSingle(shape, bounds, info) {
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return this.transform(shape, bounds, info)
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},
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canTransform: false,
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canChangeAspectRatio: false,
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canStyleFill: false,
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})
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export default line
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