react-native-mapsforge-vtm/lib/commonjs/components/LayerMapsforge.js

React Native components to build vector maps using Mapsforges fork of vtm. Offline rendering of OpenStreetMap data. Android only

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;
var _react = require("react");
var _useRefState = _interopRequireDefault(require("../compose/useRefState.js"));
var _promiseQueue = _interopRequireDefault(require("../promiseQueue.js"));
var _usePrevious = _interopRequireDefault(require("../compose/usePrevious.js"));
var _useRenderStyleOptions = _interopRequireDefault(require("../compose/useRenderStyleOptions.js"));
var _nativeMapModules = require("../nativeMapModules.js");
var _constants = require("../constants.js");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
/**
 * External dependencies
 */

/**
 * Internal dependencies
 */

const Module = _nativeMapModules.MapLayerMapsforgeModule;
;
const LayerMapsforge = ({
  nativeNodeHandle,
  reactTreeIndex,
  mapFile,
  renderTheme = 'DEFAULT',
  renderStyle = '',
  renderOverlays = [],
  hasBuildings = true,
  hasLabels = true,
  enabledZoomMin = 1,
  enabledZoomMax = 30,
  onCreate,
  onRemove,
  onChange,
  onError
}) => {
  const renderStylePrev = (0, _usePrevious.default)(renderStyle);

  // @ts-ignore
  const [random, setRandom] = (0, _react.useState)(0);
  const [uuid, setUuid] = (0, _useRefState.default)(null);
  const [triggerCreateNew, setTriggerCreateNew] = (0, _react.useState)(null);
  const {
    renderStyleDefaultId
  } = (0, _useRenderStyleOptions.default)({
    renderTheme,
    nativeNodeHandle: nativeNodeHandle,
    onError
  });
  const createLayer = () => {
    setUuid(false);
    _promiseQueue.default.enqueue(() => {
      return Module.createLayer(nativeNodeHandle, mapFile, renderTheme, renderStyle, renderOverlays, !!hasBuildings, !!hasLabels, Math.round(enabledZoomMin), Math.round(enabledZoomMax), reactTreeIndex).then(response => {
        setUuid(response.uuid);
        setRandom(Math.random());
        null === triggerCreateNew ? onCreate ? onCreate(response) : null : onChange ? onChange(response) : null;
      }).catch(err => {
        console.log('ERROR', err);
        onError ? onError(err) : null;
      });
    });
  };
  (0, _react.useEffect)(() => {
    if (uuid === null && nativeNodeHandle && mapFile) {
      createLayer();
    }
    return () => {
      if (uuid && nativeNodeHandle) {
        _promiseQueue.default.enqueue(() => {
          return Module.removeLayer(nativeNodeHandle, uuid).then(removedUuid => {
            onRemove ? onRemove({
              uuid: removedUuid
            }) : null;
          }).catch(err => {
            console.log('ERROR', err);
            onError ? onError(err) : null;
          });
        });
      }
    };
  }, [nativeNodeHandle, !!uuid, triggerCreateNew]);

  // enabledZoomMin enabledZoomMax changed.
  (0, _react.useEffect)(() => {
    if (nativeNodeHandle && uuid) {
      Module.updateEnabledZoomMinMax(nativeNodeHandle, uuid, Math.round(enabledZoomMin), Math.round(enabledZoomMax)).catch(err => {
        console.log('ERROR', err);
        onError ? onError(err) : null;
      });
    }
  }, [enabledZoomMin, enabledZoomMax]);
  (0, _react.useEffect)(() => {
    if (nativeNodeHandle && uuid) {
      Module.toogleBuildings(nativeNodeHandle, uuid, hasBuildings).catch(err => {
        console.log('ERROR', err);
        onError ? onError(err) : null;
      });
    }
  }, [hasBuildings]);
  (0, _react.useEffect)(() => {
    if (nativeNodeHandle && uuid) {
      Module.toggleLabels(nativeNodeHandle, uuid, hasLabels).catch(err => {
        console.log('ERROR', err);
        onError ? onError(err) : null;
      });
    }
  }, [hasLabels]);
  (0, _react.useEffect)(() => {
    if (nativeNodeHandle) {
      if (uuid) {
        let shouldRecreate = true;
        if (renderStyle !== renderStylePrev && (!renderStylePrev || !renderStylePrev?.length) && renderStyle && renderStyleDefaultId && renderStyle === renderStyleDefaultId) {
          shouldRecreate = false;
        }
        if (shouldRecreate) {
          _promiseQueue.default.enqueue(() => {
            return Module.removeLayer(nativeNodeHandle, uuid).then(() => {
              setUuid(null);
              setTriggerCreateNew(Math.random());
            }).catch(err => {
              console.log('ERROR', err);
              onError ? onError(err) : null;
            });
          });
        }
      } else if (uuid === null && mapFile) {
        setTriggerCreateNew(Math.random());
      }
    }
  }, [mapFile, renderTheme, renderStyle, renderOverlays && Array.isArray(renderOverlays) && renderOverlays.length ? renderOverlays.join('') : null]);
  return null;
};
LayerMapsforge.isMapLayer = true;
LayerMapsforge.BUILT_IN_THEMES = _constants.BUILT_IN_THEMES;
var _default = exports.default = LayerMapsforge;
//# sourceMappingURL=LayerMapsforge.js.map