highchart 自定义事件插件

highchart 插件之自定义事件

####下面是扩展插件的代码

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(function (HC) {
/*jshint expr:true, boss:true */
var UNDEFINED;
//reseting all events, fired by Highcharts
HC.Chart.prototype.callbacks.push(function (chart) {
var resetAxisEvents = chart.customEvent.resetAxisEvents,
series = chart.series,
serLen = series.length,
xAxis = chart.xAxis,
yAxis = chart.yAxis,
i = 0;

resetAxisEvents(xAxis, 'xAxis', chart);
resetAxisEvents(yAxis, 'yAxis', chart);

for (; i < serLen; i++) {
series[i].update({
customEvents: {
series: series[i].options.events,
point: series[i].options.point.events
},
events: {
click: null
},
point: {
events: {
click: null
}
}
},false);
}

chart.xAxis[0].isDirty = true;
chart.redraw();
});

//custom event body
var customEvent = HC.Chart.prototype.customEvent = function (obj, proto) {
customEvent.add = function (elem, events, obj) {
for (var key in events) {

(function (key) {
if (events.hasOwnProperty(key)) {
if(!elem[key] || elem[key] === UNDEFINED) {
HC.addEvent(elem.element, key, function (e) {
events[key].call(obj, e);
return false;
});
}

elem[key] = true;
}
})(key)

}
};

HC.Chart.prototype.customEvent.resetAxisEvents = function(axis, type, chart) {
var axisLength = axis.length,
userOptions = chart.userOptions,
i = 0,
j = 0,
redraw = false,
customEvents, plotBandsLength, plotLinesLength, plotLines, plotBands,cAxis;

for(;i<axisLength;i++) {

if(type === 'xAxis' && userOptions.xAxis !== UNDEFINED) {

cAxis = HC.splat(userOptions.xAxis);
plotLines = cAxis[i].plotLines;
plotBands = cAxis[i].plotBands;

} else if(type === 'yAxis' && userOptions.yAxis !== UNDEFINED) {

cAxis = HC.splat(userOptions.yAxis);
plotLines = cAxis[i].plotLines;
plotBands = cAxis[i].plotBands;
}

if(plotLines !== UNDEFINED) {
plotLinesLength = plotLines.length;

for(j=0;j<plotLinesLength;j++){
var t = plotLines[j].events;
if(t) {
plotLines[j].customEvents = t;
plotLines[j].events = null;
}
};

redraw = true;
}

if(plotBands !== UNDEFINED) {
plotBandsLength = plotBands.length;

for(j=0;j<plotBandsLength;j++) {
var t = plotBands[j].events;
if(t) {
plotBands[j].customEvents = t;
plotBands[j].events = null;
}
};

redraw = true;
}

if(redraw) {
chart.yAxis[i].update({
plotLines: plotLines,
plotBands: plotBands
},false);
}
};
};


HC.wrap(obj, proto, function (proceed) {
var events,
element,
eventsPoint,
elementPoint,
op;

//call default actions
proceed.apply(this, Array.prototype.slice.call(arguments, 1));

//switch on object
switch (proto) {
case 'addLabel':
events = this.axis.options.labels.events;
element = this.label;
break;
case 'setTitle':
events = this.options.title.events;
element = this.title;
break;
case 'drawDataLabels':
events = this.dataLabelsGroup ? this.options.dataLabels.events : null;
element = this.dataLabelsGroup ? this.dataLabelsGroup : null;
break;
case 'render':
if (this.axisTitle) {
events = this.options.title.events;
element = this.axisTitle;
}
if (this.options.value || this.options.from) {
events = this.options.customEvents;
element = this.svgElem;
}
break;
case 'drawPoints':
op = this.options;
events = op.customEvents ? op.customEvents.series : op,
element = this.group;
eventsPoint = op.customEvents ? op.customEvents.point : op.point.events;
elementPoint = this.points;
break;
case 'renderItem':
events = this.options.itemEvents;
element = this.group;
break;
}


if (events || eventsPoint) {

if (eventsPoint) {
var len = elementPoint.length
j = 0;

for (; j < len; j++) {
var elemPoint = elementPoint[j].graphic;

if (elementPoint[j].y && elemPoint !== UNDEFINED) {
customEvent.add(elemPoint, eventsPoint, elementPoint[j]);
}
}
}

customEvent.add(element, events, this);
}


});
};

//labels
customEvent(HC.Tick.prototype, 'addLabel');

//axis
//title
customEvent(HC.Axis.prototype, 'render');
//plotbands + plotlines
customEvent(HC.PlotLineOrBand.prototype, 'render');

//series events & point events
customEvent(HC.Series.prototype, 'drawPoints');
customEvent(HC.seriesTypes.column.prototype, 'drawPoints');
customEvent(HC.seriesTypes.pie.prototype, 'drawPoints');

//datalabels events
customEvent(HC.Series.prototype, 'drawDataLabels');
customEvent(HC.seriesTypes.column.prototype, 'drawDataLabels');
customEvent(HC.seriesTypes.pie.prototype, 'drawDataLabels');

//title events
customEvent(HC.Chart.prototype, 'setTitle');

//legend items
customEvent(HC.Legend.prototype, 'renderItem');

//bubble charts
if(HC.seriesTypes.bubble) {
customEvent(HC.seriesTypes.bubble.prototype, 'drawPoints');
customEvent(HC.seriesTypes.bubble.prototype, 'drawDataLabels');
}

})(Highcharts);

####前端初始化代码

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$(function () {
var lastUpdate = +new Date(),
timeout = 3000;

function reloadFlash() {
$("#flash").fadeIn();
lastUpdate = +new Date();
setTimeout(hideFlash, timeout);
}

function hideFlash() {
var now = +new Date();
if (now >= lastUpdate + timeout) {
$("#flash").fadeOut();
}
}

$('#chart').highcharts({
chart: {
renderTo: 'chart',
borderWidth: 5,
borderColor: '#e8eaeb',
borderRadius: 0,
backgroundColor: '#f7f7f7',
marginTop: 70,
events: {
load: function () {
//add report div
var ch = this,
x = 20,
y = 57;

ch.flashText = ch.renderer.text('<div id="flash"><div id="report"></div></div>', x , y +10, true).attr({
zIndex: 101
}).add();
}
}
},
title: {
style: {
'fontSize': '1em'
},
useHTML: true,
align: 'left',
x: -5,
y: 8,
text: '<span class="chart-title">highchart自定义事件</span>',
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了标题');
},
click: function () {
reloadFlash();
$('#report').html('您单击了标题');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在标题上触发了右键 ');
}
}
},
yAxis: [{
title: {
text: 'Values',
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了Y轴标题');
},
click: function () {
reloadFlash();
$('#report').html('您单击了Y轴标题');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在Y轴标题上触发了右键');
}
}
},
plotLines: [{
color: '#a4c08e',
width: 10,
value: 70,
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 plotline');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 plotline');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在plotline上触发了右键');
}
}
}],
plotBands: [{
color: '#FCFFC5',
from: 100,
to: 200,
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 plotband');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 plotband');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在plotband上触发了右键');
}
}
}],
labels: {
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 yAxis label');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 yAxis label');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在yAxis label上触发了右键');
}
}
}
}, {
opposite: true,
linkedTo: 0,
labels: {
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了右侧 yAxis label');
},
click: function () {
reloadFlash();
$('#report').html('您单击了右侧 yAxis label');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在右侧 yAxis label上触发了右键');
}
}
}
}],
xAxis: {
title:{
text: 'xAxis title',
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 xAxis title');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 xAxis title');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在xAxis title上触发了右键 ');
}
}
},
labels: {
rotation: -45,
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 xAxis label');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 xAxis label');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在xAxis label上触发了右键');
}
}
}
},
plotOptions: {
series: {
dataLabels: {
enabled: true,
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 datalabel');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 datalabel');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在datalabel上触发了右键');
}
}
},
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 serie');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 serie');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在serie上触发了右键');
}
},
point: {
events: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 serie point');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 serie point');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在 serie point上触发了右键');
}
}
}
}
},
legend: {
itemEvents: {
dblclick: function () {
reloadFlash();
$('#report').html('您双击了 legend item');
},
click: function () {
reloadFlash();
$('#report').html('您单击了 legend item');
},
contextmenu: function () {
reloadFlash();
$('#report').html('您在legend item上触发了右键 ');
}
}
},
series: [{
data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135, 43]
}, {
type: 'column',
data: [50, 16, 21, 11, 22, 12]
}]
});
});

####效果图

demo在线预览
Js 下载地址