remove event listeners
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@ -36,13 +36,6 @@ export default class PresentationOverlay extends Component {
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this.getTransformedSvgPoint = this.getTransformedSvgPoint.bind(this);
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this.svgCoordinateToPercentages = this.svgCoordinateToPercentages.bind(this);
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}
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componentDidMount() {
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window.addEventListener('beforeunload', this.mouseOutHandler);
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}
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componentWillUnmount() {
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window.removeEventListener('beforeunload', this.mouseOutHandler);
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}
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// transforms the coordinate from window coordinate system
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// to the main svg coordinate system
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getTransformedSvgPoint(clientX, clientY) {
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