ol-style ​

<template>
  <ol-map
    :loadTilesWhileAnimating="true"
    :loadTilesWhileInteracting="true"
    style="height:400px"
  >
    <ol-view
      ref="view"
      :center="center"
      :rotation="rotation"
      :zoom="zoom"
      :projection="projection"
    />

    <ol-tile-layer>
      <ol-source-osm />
    </ol-tile-layer>

    <ol-vector-layer>
      <ol-source-vector>
        <ol-feature>
          <ol-geom-point :coordinates="[40, 40]"></ol-geom-point>
          <ol-style>
            <ol-style-circle radius="30">
              <ol-style-fill color="white"></ol-style-fill>
              <ol-style-stroke color="red" :width="10"></ol-style-stroke>
            </ol-style-circle>
          </ol-style>
        </ol-feature>
      </ol-source-vector>
    </ol-vector-layer>
  </ol-map>
</template>

<script>
import { ref } from "vue";
export default {
  setup() {
    const center = ref([40, 40]);
    const projection = ref("EPSG:4326");
    const zoom = ref(8);
    const rotation = ref(0);

    return {
      center,
      projection,
      zoom,
      rotation,
    };
  },
};
</script>

<template>
  <ol-map
    :loadTilesWhileAnimating="true"
    :loadTilesWhileInteracting="true"
    style="height:400px"
  >
    <ol-view
      ref="view"
      :center="center"
      :rotation="rotation"
      :zoom="zoom"
      :projection="projection"
    />

    <ol-tile-layer>
      <ol-source-osm />
    </ol-tile-layer>

    <ol-vector-layer>
      <ol-source-vector :url="url" :format="geoJson"> </ol-source-vector>
      <ol-style>
        <ol-style-stroke color="red" :width="2"></ol-style-stroke>
        <ol-style-fill color="rgba(255,255,255,0.1)"></ol-style-fill>
      </ol-style>
    </ol-vector-layer>
  </ol-map>
</template>

<script>
import { ref, inject } from "vue";
export default {
  setup() {
    const center = ref([0, 0]);
    const projection = ref("EPSG:4326");
    const zoom = ref(3);
    const rotation = ref(0);

    const url = ref(
      "https://openlayers.org/en/latest/examples/data/geojson/countries.geojson"
    );
    const format = inject("ol-format");
    console.log(format);
    const geoJson = new format.GeoJSON();

    return {
      center,
      projection,
      zoom,
      rotation,
      url,
      geoJson,
    };
  },
};
</script>