Icard/angular-clarity-master(work.../node_modules/highcharts/es-modules/Maps/MapPointer.js

137 lines
4.2 KiB
JavaScript

/* *
*
* (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;