/* * * * (c) 2010-2024 Torstein Honsi * * License: www.highcharts.com/license * * !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!! * * */ 'use strict'; import U from '../Core/Utilities.js'; const { defined, extend, pick, wrap } = U; /* * * * Composition * * */ var MapPointer; (function (MapPointer) { /* * * * Variables * * */ let totalWheelDelta = 0; let totalWheelDeltaTimer; /* * * * Functions * * */ /** * Extend the Pointer. * @private */ function compose(PointerClass) { const pointerProto = PointerClass.prototype; if (!pointerProto.onContainerDblClick) { extend(pointerProto, { onContainerDblClick, onContainerMouseWheel }); wrap(pointerProto, 'normalize', wrapNormalize); wrap(pointerProto, 'zoomOption', wrapZoomOption); } } MapPointer.compose = compose; /** * The event handler for the doubleclick event. * @private */ function onContainerDblClick(e) { const chart = this.chart; e = this.normalize(e); if (chart.options.mapNavigation.enableDoubleClickZoomTo) { if (chart.pointer.inClass(e.target, 'highcharts-tracker') && chart.hoverPoint) { chart.hoverPoint.zoomTo(); } } else if (chart.isInsidePlot(e.chartX - chart.plotLeft, e.chartY - chart.plotTop)) { chart.mapZoom(0.5, void 0, void 0, e.chartX, e.chartY); } } /** * The event handler for the mouse scroll event. * @private */ function onContainerMouseWheel(e) { const chart = this.chart; e = this.normalize(e); // Firefox uses e.deltaY or e.detail, WebKit and IE uses wheelDelta // try wheelDelta first #15656 const delta = (defined(e.wheelDelta) && -e.wheelDelta / 120) || e.deltaY || e.detail; // Wheel zooming on trackpads have different behaviours in Firefox vs // WebKit. In Firefox the delta increments in steps by 1, so it is not // distinguishable from true mouse wheel. Therefore we use this timer // to avoid trackpad zooming going too fast and out of control. In // WebKit however, the delta is < 1, so we simply disable animation in // the `chart.mapZoom` call below. if (Math.abs(delta) >= 1) { totalWheelDelta += Math.abs(delta); if (totalWheelDeltaTimer) { clearTimeout(totalWheelDeltaTimer); } totalWheelDeltaTimer = setTimeout(() => { totalWheelDelta = 0; }, 50); } if (totalWheelDelta < 10 && chart.isInsidePlot(e.chartX - chart.plotLeft, e.chartY - chart.plotTop) && chart.mapView) { chart.mapView.zoomBy((chart.options.mapNavigation.mouseWheelSensitivity - 1) * -delta, void 0, [e.chartX, e.chartY], // Delta less than 1 indicates stepless/trackpad zooming, avoid // animation delaying the zoom Math.abs(delta) < 1 ? false : void 0); } } /** * Add lon and lat information to pointer events * @private */ function wrapNormalize(proceed, e, chartPosition) { const chart = this.chart; e = proceed.call(this, e, chartPosition); if (chart && chart.mapView) { const lonLat = chart.mapView.pixelsToLonLat({ x: e.chartX - chart.plotLeft, y: e.chartY - chart.plotTop }); if (lonLat) { extend(e, lonLat); } } return e; } /** * The pinchType is inferred from mapNavigation options. * @private */ function wrapZoomOption(proceed) { const mapNavigation = this.chart.options.mapNavigation; // Pinch status if (mapNavigation && pick(mapNavigation.enableTouchZoom, mapNavigation.enabled)) { this.chart.zooming.pinchType = 'xy'; } proceed.apply(this, [].slice.call(arguments, 1)); } })(MapPointer || (MapPointer = {})); /* * * * Default Export * * */ export default MapPointer;