38 lines
1.1 KiB
JavaScript
38 lines
1.1 KiB
JavaScript
import { Box2 } from 'vecks'
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import colors from './util/colors'
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import denormalise from './denormalise'
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import entityToPolyline from './entityToPolyline'
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import applyTransforms from './applyTransforms'
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import logger from './util/logger'
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export default (parsed) => {
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const entities = denormalise(parsed)
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const polylines = entities.map(entity => {
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const layerTable = parsed.tables.layers[entity.layer]
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let rgb
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if (layerTable) {
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const colorNumber = ('colorNumber' in entity) ? entity.colorNumber : layerTable.colorNumber
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rgb = colors[colorNumber]
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if (rgb === undefined) {
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logger.warn('Color index', colorNumber, 'invalid, defaulting to black')
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rgb = [0, 0, 0]
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}
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} else {
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logger.warn('no layer table for layer:' + entity.layer)
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rgb = [0, 0, 0]
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}
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return { rgb, vertices: applyTransforms(entityToPolyline(entity), entity.transforms) }
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})
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const bbox = new Box2()
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polylines.forEach(polyline => {
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polyline.vertices.forEach(vertex => {
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bbox.expandByPoint({ x: vertex[0], y: vertex[1] })
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})
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})
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return { bbox, polylines }
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}
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