react-bkoi-gl/dist/utils/transform.js

React components for Barikoi GL JS

import { deepEqual } from "./deep-equal.js";
export function transformToViewState(tr) {
  return {
    longitude: tr.center.lng,
    latitude: tr.center.lat,
    zoom: tr.zoom,
    pitch: tr.pitch,
    bearing: tr.bearing,
    padding: tr.padding
  };
}
export function applyViewStateToTransform(tr, props) {
  const v = props.viewState || props;
  const changes = {};
  if ("longitude" in v && "latitude" in v && (v.longitude !== tr.center.lng || v.latitude !== tr.center.lat)) {
    const LngLat = tr.center.constructor;
    changes.center = new LngLat(v.longitude, v.latitude);
  }
  if ("zoom" in v && v.zoom !== tr.zoom) {
    changes.zoom = v.zoom;
  }
  if ("bearing" in v && v.bearing !== tr.bearing) {
    changes.bearing = v.bearing;
  }
  if ("pitch" in v && v.pitch !== tr.pitch) {
    changes.pitch = v.pitch;
  }
  if (v.padding && tr.padding && !deepEqual(v.padding, tr.padding)) {
    changes.padding = v.padding;
  }
  return changes;
}
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