World

import io.data2viz.color.* import io.data2viz.geo.geojson.fitSize import io.data2viz.geo.geojson.geoPath import io.data2viz.geo.geojson.path.geoCentroid import io.data2viz.geo.geometry.geoGraticule import io.data2viz.geo.projection.orthographicProjection import io.data2viz.geojson.FeatureCollection import io.data2viz.geojson.toGeoJsonObject import io.data2viz.math.deg import io.data2viz.viz.bindRendererOnNewCanvas import io.data2viz.viz.viz import org.w3c.fetch.Response import kotlin.browser.window import kotlin.js.Promise const val defaultSize = 720.0 fun main() { val request: Promise<Response> = window.fetch("https://raw.githubusercontent.com/data2viz/data2viz/gh-pages/ex-geo-js/world-110m.geojson") val projection = orthographicProjection() request.then { it.text().then { val countries = (it.toGeoJsonObject() as FeatureCollection).features val country = countries .first { it.id == "IND" } val centroid = geoCentroid(country) val graticule = geoGraticule().graticule() projection.rotate(-centroid[0].deg, -centroid[1].deg) projection.fitSize(defaultSize, defaultSize, country) viz { width = defaultSize height = defaultSize countries.forEach { geoPath(projection, path { stroke = Colors.Web.black strokeWidth = 1.0 fill = Colors.Web.whitesmoke }).project(it) } }.bindRendererOnNewCanvas() } } }
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