vue-cesium/es/components/primitive-collections/point-collection/index.mjs

Vue 3.x components for CesiumJS.

import { defineComponent, getCurrentInstance, watch, onUnmounted, h, createCommentVNode } from 'vue';
import '../../../composables/index.mjs';
import { cloneDeep, differenceBy } from 'lodash-unified';
import { modelMatrix, debugShowBoundingVolume, blendOption, show, enableMouseEvent } from '../../../utils/cesium-props.mjs';
import { addCustomProperty, kebabCase } from '../../../utils/util.mjs';
import { hSlot } from '../../../utils/private/render.mjs';
import { primitiveCollectionEmits } from '../../../utils/emits.mjs';
import usePrimitiveCollections from '../../../composables/use-primitive-collections/index.mjs';

"use strict";
const pointCollectionProps = {
  ...modelMatrix,
  ...debugShowBoundingVolume,
  ...blendOption,
  ...show,
  ...enableMouseEvent,
  points: {
    type: Array,
    default: () => []
  }
};
var CollectionPoint = defineComponent({
  name: "VcCollectionPoint",
  props: pointCollectionProps,
  emits: primitiveCollectionEmits,
  setup(props, ctx) {
    const instance = getCurrentInstance();
    instance.cesiumClass = "PointPrimitiveCollection";
    const primitiveCollectionsState = usePrimitiveCollections(props, ctx, instance);
    if (primitiveCollectionsState === void 0) {
      return;
    }
    instance.alreadyListening.push("points");
    let unwatchFns = [];
    unwatchFns.push(
      watch(
        () => cloneDeep(props.points),
        (newVal, oldVal) => {
          if (!instance.mounted) {
            return;
          }
          const pointCollection = instance.cesiumObject;
          if (newVal.length === oldVal.length) {
            const modifies = [];
            for (let i = 0; i < newVal.length; i++) {
              const options = newVal[i];
              const oldOptions = oldVal[i];
              if (JSON.stringify(options) !== JSON.stringify(oldOptions)) {
                modifies.push({
                  newOptions: options,
                  oldOptions
                });
              }
            }
            modifies.forEach((modify) => {
              const modifyPoint = pointCollection._pointPrimitives.find((v) => v && v.id === modify.oldOptions.id);
              modifyPoint && Object.keys(modify.newOptions).forEach((prop) => {
                if (modify.oldOptions[prop] !== modify.newOptions[prop]) {
                  modifyPoint[prop] = primitiveCollectionsState.transformProp(prop, modify.newOptions[prop]);
                }
              });
            });
          } else {
            const addeds = differenceBy(newVal, oldVal, "id");
            const deletes = differenceBy(oldVal, newVal, "id");
            const deletePoints = [];
            for (let i = 0; i < deletes.length; i++) {
              const deletePoint = pointCollection._pointPrimitives.find((v) => v.id === deletes[i].id);
              deletePoint && deletePoints.push(deletePoint);
            }
            deletePoints.forEach((v) => {
              pointCollection.remove(v);
            });
            addPoints(pointCollection, addeds);
          }
        },
        {
          deep: true
        }
      )
    );
    const addPoints = (pointCollection, points) => {
      for (let i = 0; i < points.length; i++) {
        const pointOptions = points[i];
        pointOptions.id = Cesium.defined(pointOptions.id) ? pointOptions.id : Cesium.createGuid();
        const pointOptionsTransform = primitiveCollectionsState.transformProps(pointOptions);
        const point = pointCollection.add(pointOptionsTransform);
        addCustomProperty(point, pointOptionsTransform);
      }
    };
    instance.createCesiumObject = async () => {
      const options = primitiveCollectionsState.transformProps(props);
      const pointCollection = new Cesium.PointPrimitiveCollection(options);
      addPoints(pointCollection, props.points);
      return pointCollection;
    };
    onUnmounted(() => {
      unwatchFns.forEach((item) => item());
      unwatchFns = [];
    });
    return () => {
      var _a, _b;
      return ctx.slots.default ? h(
        "i",
        {
          class: kebabCase(((_a = instance.proxy) == null ? void 0 : _a.$options.name) || ""),
          style: { display: "none !important" }
        },
        hSlot(ctx.slots.default)
      ) : createCommentVNode(kebabCase(((_b = instance.proxy) == null ? void 0 : _b.$options.name) || ""));
    };
  }
});

export { CollectionPoint as default, pointCollectionProps };
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