Icard/angular-clarity-master(work.../node_modules/highcharts/es-modules/Series/DragNodesComposition.js

161 lines
4.4 KiB
JavaScript

/* *
*
* Networkgraph series
*
* (c) 2010-2024 Paweł Fus
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
import H from '../Core/Globals.js';
const { composed } = H;
import U from '../Core/Utilities.js';
const { addEvent, pushUnique } = U;
/* *
*
* Functions
*
* */
/**
* @private
*/
function compose(ChartClass) {
if (pushUnique(composed, 'DragNodes')) {
addEvent(ChartClass, 'load', onChartLoad);
}
}
/**
* Draggable mode:
* @private
*/
function onChartLoad() {
const chart = this;
let mousedownUnbinder, mousemoveUnbinder, mouseupUnbinder;
if (chart.container) {
mousedownUnbinder = addEvent(chart.container, 'mousedown', (event) => {
const point = chart.hoverPoint;
if (point &&
point.series &&
point.series.hasDraggableNodes &&
point.series.options.draggable) {
point.series.onMouseDown(point, event);
mousemoveUnbinder = addEvent(chart.container, 'mousemove', (e) => (point &&
point.series &&
point.series.onMouseMove(point, e)));
mouseupUnbinder = addEvent(chart.container.ownerDocument, 'mouseup', (e) => {
mousemoveUnbinder();
mouseupUnbinder();
return point &&
point.series &&
point.series.onMouseUp(point, e);
});
}
});
}
addEvent(chart, 'destroy', function () {
mousedownUnbinder();
});
}
/**
* Mouse down action, initializing drag&drop mode.
*
* @private
* @param {Highcharts.Point} point
* The point that event occurred.
* @param {Highcharts.PointerEventObject} event
* Browser event, before normalization.
*/
function onMouseDown(point, event) {
const normalizedEvent = this.chart.pointer?.normalize(event) || event;
point.fixedPosition = {
chartX: normalizedEvent.chartX,
chartY: normalizedEvent.chartY,
plotX: point.plotX,
plotY: point.plotY
};
point.inDragMode = true;
}
/**
* Mouse move action during drag&drop.
*
* @private
*
* @param {Highcharts.Point} point
* The point that event occurred.
* @param {global.Event} event
* Browser event, before normalization.
*/
function onMouseMove(point, event) {
if (point.fixedPosition && point.inDragMode) {
const series = this, chart = series.chart, normalizedEvent = chart.pointer?.normalize(event) || event, diffX = point.fixedPosition.chartX - normalizedEvent.chartX, diffY = point.fixedPosition.chartY - normalizedEvent.chartY, graphLayoutsLookup = chart.graphLayoutsLookup;
let newPlotX, newPlotY;
// At least 5px to apply change (avoids simple click):
if (Math.abs(diffX) > 5 || Math.abs(diffY) > 5) {
newPlotX = point.fixedPosition.plotX - diffX;
newPlotY = point.fixedPosition.plotY - diffY;
if (chart.isInsidePlot(newPlotX, newPlotY)) {
point.plotX = newPlotX;
point.plotY = newPlotY;
point.hasDragged = true;
this.redrawHalo(point);
graphLayoutsLookup.forEach((layout) => {
layout.restartSimulation();
});
}
}
}
}
/**
* Mouse up action, finalizing drag&drop.
*
* @private
* @param {Highcharts.Point} point
* The point that event occurred.
*/
function onMouseUp(point) {
if (point.fixedPosition) {
if (point.hasDragged) {
if (this.layout.enableSimulation) {
this.layout.start();
}
else {
this.chart.redraw();
}
}
point.inDragMode = point.hasDragged = false;
if (!this.options.fixedDraggable) {
delete point.fixedPosition;
}
}
}
/**
* Redraw halo on mousemove during the drag&drop action.
*
* @private
* @param {Highcharts.Point} point
* The point that should show halo.
*/
function redrawHalo(point) {
if (point && this.halo) {
this.halo.attr({
d: point.haloPath(this.options.states.hover.halo.size)
});
}
}
/* *
*
* Default Export
*
* */
const DragNodesComposition = {
compose,
onMouseDown,
onMouseMove,
onMouseUp,
redrawHalo
};
export default DragNodesComposition;