rlayers/dist/control/RControlBase.js

React Components for OpenLayers

import { RlayersBase } from '../REvent';
/**
 * An abstract class serving as base for all controls, not meant to be used directly
 */
export default class RControlBase extends RlayersBase {
    constructor(props, context) {
        var _a;
        super(props, context);
        if (!((_a = this.context) === null || _a === void 0 ? void 0 : _a.map))
            throw new Error('A control must be part of a map');
    }
    toOLProps(props) {
        var _a;
        return {
            className: props.className,
            target: (_a = props.target) === null || _a === void 0 ? void 0 : _a.current
        };
    }
    refresh(prevProps) {
        super.refresh(prevProps);
        this.ol.setProperties(this.toOLProps(this.props));
    }
    componentDidMount() {
        super.componentDidMount();
        this.context.map.addControl(this.ol);
    }
    componentWillUnmount() {
        super.componentWillUnmount();
        this.context.map.removeControl(this.ol);
    }
}
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