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function cover(options) {
if (Array.isArray(options.tiles)) return zoomTiles(options.tiles, options.zoom);
var area = options.bbox ? bboxPolygon(options.bbox).geometry :
options.geojson ? options.geojson.geometry || options.geojson : null;
return area ? tilecover.tiles(area, {min_zoom: options.zoom, max_zoom: options.zoom}) : null;
}
async function main(event) {
const response = await getS3File(event.campaign_uuid);
const f = JSON.parse(response).features
const options = {units:"meters"}
const features = []
for (let i = 0; i < f.length; i++) {
const box = bbox(f[i]);
const w = distance([box[0], box[1]],[box[2],box[1]],{units:"meters"})
const h = distance([box[0], box[1]],[box[0],box[3]],{units:"meters"})
const wDiff = 1000 - (w % 1000);
const hDiff = 706 - (h % 706);
const poly = bboxPolygon(box);
const c = centerOfMass(poly);
const maxY = destination(c,(50 + h + hDiff)/2, 0, options).geometry.coordinates[1];
const minY = destination(c,(50 +h + hDiff)/2, 180,options).geometry.coordinates[1];
const maxX = destination(c,(50 + w + wDiff)/2, 90,options).geometry.coordinates[0];
const minX = destination(c,(50 + w + wDiff)/2, -90,options).geometry.coordinates[0];
const grid = rectangleGrid([minX, minY, maxX, maxY], 1000, 706, {units:"meters"});
for (let j=0; j
const getPolygonFromExtent = (extent) => {
if (extent) {
if (extent.hasOwnProperty('geometry') && extent.geometry.type === "Polygon") {
return extent;
}
return bboxPolygon(extent);
}
return null;
};
/**
function mapImageStream (map, dim, bbox, origBbox, debug) {
if (debug) {
const geojson = {
type: 'FeatureCollection',
features: [
bboxPolygon(bbox, { id: 0 }),
bboxPolygon(origBbox, { id: 1 })
]
}
try {
map.addSource('bbox', { type: 'geojson', data: geojson })
} catch (e) {
map.getSource('bbox').setData(geojson)
}
if (!map.getLayer('orig-bbox')) {
map.addLayer(origBboxLayer).addLayer(tileBboxLayer)
}
}
if (map.__mmie_processing) throw Error('map instance is currently processing')
map.__mmie_processing = true
var inprogress = false
function mapImageStream (map, dim, bbox, origBbox, debug) {
if (debug) {
const geojson = {
type: 'FeatureCollection',
features: [
bboxPolygon(bbox, { id: 0 }),
bboxPolygon(origBbox, { id: 1 })
]
}
try {
map.addSource('bbox', { type: 'geojson', data: geojson })
} catch (e) {
map.getSource('bbox').setData(geojson)
}
if (!map.getLayer('orig-bbox')) {
map.addLayer(origBboxLayer).addLayer(tileBboxLayer)
}
}
if (map.__mmie_processing) throw Error('map instance is currently processing')
map.__mmie_processing = true
module.exports = function (array) {
return bboxPolygon(array).geometry
}