/**
* @license Highcharts JS v5.0.6 (2016-12-07)
* Exporting module
*
* (c) 2010-2016 Torstein Honsi
*
* License: www.highcharts.com/license
*/
(function(factory) {
if (typeof module === 'object' && module.exports) {
module.exports = factory;
} else {
factory(Highcharts);
}
}(function(Highcharts) {
(function(H) {
/**
* Exporting module
*
* (c) 2010-2016 Torstein Honsi
*
* License: www.highcharts.com/license
*/
/* eslint indent:0 */
'use strict';
// create shortcuts
var defaultOptions = H.defaultOptions,
doc = H.doc,
Chart = H.Chart,
addEvent = H.addEvent,
removeEvent = H.removeEvent,
fireEvent = H.fireEvent,
createElement = H.createElement,
discardElement = H.discardElement,
css = H.css,
merge = H.merge,
pick = H.pick,
each = H.each,
extend = H.extend,
isTouchDevice = H.isTouchDevice,
win = H.win,
SVGRenderer = H.SVGRenderer;
var symbols = H.Renderer.prototype.symbols;
// Add language
extend(defaultOptions.lang, {
printChart: 'Print chart',
downloadPNG: 'Download PNG image',
downloadJPEG: 'Download JPEG image',
downloadPDF: 'Download PDF document',
downloadSVG: 'Download SVG vector image',
contextButtonTitle: 'Chart context menu'
});
// Buttons and menus are collected in a separate config option set called 'navigation'.
// This can be extended later to add control buttons like zoom and pan right click menus.
defaultOptions.navigation = {
buttonOptions: {
theme: {},
symbolSize: 14,
symbolX: 12.5,
symbolY: 10.5,
align: 'right',
buttonSpacing: 3,
height: 22,
// text: null,
verticalAlign: 'top',
width: 24
}
};
// Add the export related options
defaultOptions.exporting = {
//enabled: true,
//filename: 'chart',
type: 'image/png',
url: 'https://export.highcharts.com/',
//width: undefined,
printMaxWidth: 780,
scale: 2,
buttons: {
contextButton: {
className: 'highcharts-contextbutton',
menuClassName: 'highcharts-contextmenu',
//x: -10,
symbol: 'menu',
_titleKey: 'contextButtonTitle',
menuItems: [{
textKey: 'printChart',
onclick: function() {
this.print();
}
}, {
separator: true
}, {
textKey: 'downloadPNG',
onclick: function() {
this.exportChart();
}
}, {
textKey: 'downloadJPEG',
onclick: function() {
this.exportChart({
type: 'image/jpeg'
});
}
}, {
textKey: 'downloadPDF',
onclick: function() {
this.exportChart({
type: 'application/pdf'
});
}
}, {
textKey: 'downloadSVG',
onclick: function() {
this.exportChart({
type: 'image/svg+xml'
});
}
}
// Enable this block to add "View SVG" to the dropdown menu
/*
,{
text: 'View SVG',
onclick: function () {
var svg = this.getSVG()
.replace(//g, '>');
doc.body.innerHTML = '' + svg + '
';
}
} // */
]
}
}
};
// Add the H.post utility
H.post = function(url, data, formAttributes) {
var name,
form;
// create the form
form = createElement('form', merge({
method: 'post',
action: url,
enctype: 'multipart/form-data'
}, formAttributes), {
display: 'none'
}, doc.body);
// add the data
for (name in data) {
createElement('input', {
type: 'hidden',
name: name,
value: data[name]
}, null, form);
}
// submit
form.submit();
// clean up
discardElement(form);
};
extend(Chart.prototype, {
/**
* A collection of fixes on the produced SVG to account for expando properties,
* browser bugs, VML problems and other. Returns a cleaned SVG.
*/
sanitizeSVG: function(svg, options) {
// Move HTML into a foreignObject
if (options && options.exporting && options.exporting.allowHTML) {
var html = svg.match(/<\/svg>(.*?$)/);
if (html) {
html = '' +
'' +
html[1] +
'' +
'';
svg = svg.replace('', html + '');
}
}
svg = svg
.replace(/zIndex="[^"]+"/g, '')
.replace(/isShadow="[^"]+"/g, '')
.replace(/symbolName="[^"]+"/g, '')
.replace(/jQuery[0-9]+="[^"]+"/g, '')
.replace(/url\(("|")(\S+)("|")\)/g, 'url($2)')
.replace(/url\([^#]+#/g, 'url(#')
.replace(/')
// Batik doesn't support rgba fills and strokes (#3095)
.replace(/(fill|stroke)="rgba\(([ 0-9]+,[ 0-9]+,[ 0-9]+),([ 0-9\.]+)\)"/g, '$1="rgb($2)" $1-opacity="$3"')
/* This fails in IE < 8
.replace(/([0-9]+)\.([0-9]+)/g, function(s1, s2, s3) { // round off to save weight
return s2 +'.'+ s3[0];
})*/
// Replace HTML entities, issue #347
.replace(/ /g, '\u00A0') // no-break space
.replace(//g, '\u00AD'); // soft hyphen
return svg;
},
/**
* Return innerHTML of chart. Used as hook for plugins.
*/
getChartHTML: function() {
this.inlineStyles();
return this.container.innerHTML;
},
/**
* Return an SVG representation of the chart.
*
* @param additionalOptions {Object} Additional chart options for the
* generated SVG representation. For collections like `xAxis`, `yAxis` or
* `series`, the additional options is either merged in to the orininal
* item of the same `id`, or to the first item if a commin id is not
* found.
*/
getSVG: function(additionalOptions) {
var chart = this,
chartCopy,
sandbox,
svg,
seriesOptions,
sourceWidth,
sourceHeight,
cssWidth,
cssHeight,
options = merge(chart.options, additionalOptions); // copy the options and add extra options
// IE compatibility hack for generating SVG content that it doesn't really understand
if (!doc.createElementNS) {
doc.createElementNS = function(ns, tagName) {
return doc.createElement(tagName);
};
}
// create a sandbox where a new chart will be generated
sandbox = createElement('div', null, {
position: 'absolute',
top: '-9999em',
width: chart.chartWidth + 'px',
height: chart.chartHeight + 'px'
}, doc.body);
// get the source size
cssWidth = chart.renderTo.style.width;
cssHeight = chart.renderTo.style.height;
sourceWidth = options.exporting.sourceWidth ||
options.chart.width ||
(/px$/.test(cssWidth) && parseInt(cssWidth, 10)) ||
600;
sourceHeight = options.exporting.sourceHeight ||
options.chart.height ||
(/px$/.test(cssHeight) && parseInt(cssHeight, 10)) ||
400;
// override some options
extend(options.chart, {
animation: false,
renderTo: sandbox,
forExport: true,
renderer: 'SVGRenderer',
width: sourceWidth,
height: sourceHeight
});
options.exporting.enabled = false; // hide buttons in print
delete options.data; // #3004
// prepare for replicating the chart
options.series = [];
each(chart.series, function(serie) {
seriesOptions = merge(serie.userOptions, { // #4912
animation: false, // turn off animation
enableMouseTracking: false,
showCheckbox: false,
visible: serie.visible
});
if (!seriesOptions.isInternal) { // used for the navigator series that has its own option set
options.series.push(seriesOptions);
}
});
// Assign an internal key to ensure a one-to-one mapping (#5924)
each(chart.axes, function(axis) {
axis.userOptions.internalKey = H.uniqueKey();
});
// generate the chart copy
chartCopy = new H.Chart(options, chart.callback);
// Axis options and series options (#2022, #3900, #5982)
if (additionalOptions) {
each(['xAxis', 'yAxis', 'series'], function(coll) {
var collOptions = {};
if (additionalOptions[coll]) {
collOptions[coll] = additionalOptions[coll];
chartCopy.update(collOptions);
}
});
}
// Reflect axis extremes in the export (#5924)
each(chart.axes, function(axis) {
var axisCopy = H.find(chartCopy.axes, function(copy) {
return copy.options.internalKey ===
axis.userOptions.internalKey;
}),
extremes = axis.getExtremes(),
userMin = extremes.userMin,
userMax = extremes.userMax;
if (axisCopy && (userMin !== undefined || userMax !== undefined)) {
axisCopy.setExtremes(userMin, userMax, true, false);
}
});
// Get the SVG from the container's innerHTML
svg = chartCopy.getChartHTML();
svg = chart.sanitizeSVG(svg, options);
// free up memory
options = null;
chartCopy.destroy();
discardElement(sandbox);
return svg;
},
getSVGForExport: function(options, chartOptions) {
var chartExportingOptions = this.options.exporting;
return this.getSVG(merge({
chart: {
borderRadius: 0
}
},
chartExportingOptions.chartOptions,
chartOptions, {
exporting: {
sourceWidth: (options && options.sourceWidth) || chartExportingOptions.sourceWidth,
sourceHeight: (options && options.sourceHeight) || chartExportingOptions.sourceHeight
}
}
));
},
/**
* Submit the SVG representation of the chart to the server
* @param {Object} options Exporting options. Possible members are url, type, width and formAttributes.
* @param {Object} chartOptions Additional chart options for the SVG representation of the chart
*/
exportChart: function(options, chartOptions) {
var svg = this.getSVGForExport(options, chartOptions);
// merge the options
options = merge(this.options.exporting, options);
// do the post
H.post(options.url, {
filename: options.filename || 'chart',
type: options.type,
width: options.width || 0, // IE8 fails to post undefined correctly, so use 0
scale: options.scale,
svg: svg
}, options.formAttributes);
},
/**
* Print the chart
*/
print: function() {
var chart = this,
container = chart.container,
origDisplay = [],
origParent = container.parentNode,
body = doc.body,
childNodes = body.childNodes,
printMaxWidth = chart.options.exporting.printMaxWidth,
resetParams,
handleMaxWidth;
if (chart.isPrinting) { // block the button while in printing mode
return;
}
chart.isPrinting = true;
chart.pointer.reset(null, 0);
fireEvent(chart, 'beforePrint');
// Handle printMaxWidth
handleMaxWidth = printMaxWidth && chart.chartWidth > printMaxWidth;
if (handleMaxWidth) {
resetParams = [chart.options.chart.width, undefined, false];
chart.setSize(printMaxWidth, undefined, false);
}
// hide all body content
each(childNodes, function(node, i) {
if (node.nodeType === 1) {
origDisplay[i] = node.style.display;
node.style.display = 'none';
}
});
// pull out the chart
body.appendChild(container);
// print
win.focus(); // #1510
win.print();
// allow the browser to prepare before reverting
setTimeout(function() {
// put the chart back in
origParent.appendChild(container);
// restore all body content
each(childNodes, function(node, i) {
if (node.nodeType === 1) {
node.style.display = origDisplay[i];
}
});
chart.isPrinting = false;
// Reset printMaxWidth
if (handleMaxWidth) {
chart.setSize.apply(chart, resetParams);
}
fireEvent(chart, 'afterPrint');
}, 1000);
},
/**
* Display a popup menu for choosing the export type
*
* @param {String} className An identifier for the menu
* @param {Array} items A collection with text and onclicks for the items
* @param {Number} x The x position of the opener button
* @param {Number} y The y position of the opener button
* @param {Number} width The width of the opener button
* @param {Number} height The height of the opener button
*/
contextMenu: function(className, items, x, y, width, height, button) {
var chart = this,
navOptions = chart.options.navigation,
chartWidth = chart.chartWidth,
chartHeight = chart.chartHeight,
cacheName = 'cache-' + className,
menu = chart[cacheName],
menuPadding = Math.max(width, height), // for mouse leave detection
innerMenu,
hide,
menuStyle,
removeMouseUp;
// create the menu only the first time
if (!menu) {
// create a HTML element above the SVG
chart[cacheName] = menu = createElement('div', {
className: className
}, {
position: 'absolute',
zIndex: 1000,
padding: menuPadding + 'px'
}, chart.container);
innerMenu = createElement('div', {
className: 'highcharts-menu'
}, null, menu);
// hide on mouse out
hide = function() {
css(menu, {
display: 'none'
});
if (button) {
button.setState(0);
}
chart.openMenu = false;
};
// Hide the menu some time after mouse leave (#1357)
addEvent(menu, 'mouseleave', function() {
menu.hideTimer = setTimeout(hide, 500);
});
addEvent(menu, 'mouseenter', function() {
clearTimeout(menu.hideTimer);
});
// Hide it on clicking or touching outside the menu (#2258, #2335,
// #2407)
removeMouseUp = addEvent(doc, 'mouseup', function(e) {
if (!chart.pointer.inClass(e.target, className)) {
hide();
}
});
addEvent(chart, 'destroy', removeMouseUp);
// create the items
each(items, function(item) {
if (item) {
var element;
if (item.separator) {
element = createElement('hr', null, null, innerMenu);
} else {
element = createElement('div', {
className: 'highcharts-menu-item',
onclick: function(e) {
if (e) { // IE7
e.stopPropagation();
}
hide();
if (item.onclick) {
item.onclick.apply(chart, arguments);
}
},
innerHTML: item.text || chart.options.lang[item.textKey]
}, null, innerMenu);
}
// Keep references to menu divs to be able to destroy them
chart.exportDivElements.push(element);
}
});
// Keep references to menu and innerMenu div to be able to destroy them
chart.exportDivElements.push(innerMenu, menu);
chart.exportMenuWidth = menu.offsetWidth;
chart.exportMenuHeight = menu.offsetHeight;
}
menuStyle = {
display: 'block'
};
// if outside right, right align it
if (x + chart.exportMenuWidth > chartWidth) {
menuStyle.right = (chartWidth - x - width - menuPadding) + 'px';
} else {
menuStyle.left = (x - menuPadding) + 'px';
}
// if outside bottom, bottom align it
if (y + height + chart.exportMenuHeight > chartHeight && button.alignOptions.verticalAlign !== 'top') {
menuStyle.bottom = (chartHeight - y - menuPadding) + 'px';
} else {
menuStyle.top = (y + height - menuPadding) + 'px';
}
css(menu, menuStyle);
chart.openMenu = true;
},
/**
* Add the export button to the chart
*/
addButton: function(options) {
var chart = this,
renderer = chart.renderer,
btnOptions = merge(chart.options.navigation.buttonOptions, options),
onclick = btnOptions.onclick,
menuItems = btnOptions.menuItems,
symbol,
button,
symbolSize = btnOptions.symbolSize || 12;
if (!chart.btnCount) {
chart.btnCount = 0;
}
// Keeps references to the button elements
if (!chart.exportDivElements) {
chart.exportDivElements = [];
chart.exportSVGElements = [];
}
if (btnOptions.enabled === false) {
return;
}
var attr = btnOptions.theme,
states = attr.states,
hover = states && states.hover,
select = states && states.select,
callback;
delete attr.states;
if (onclick) {
callback = function(e) {
e.stopPropagation();
onclick.call(chart, e);
};
} else if (menuItems) {
callback = function() {
chart.contextMenu(
button.menuClassName,
menuItems,
button.translateX,
button.translateY,
button.width,
button.height,
button
);
button.setState(2);
};
}
if (btnOptions.text && btnOptions.symbol) {
attr.paddingLeft = pick(attr.paddingLeft, 25);
} else if (!btnOptions.text) {
extend(attr, {
width: btnOptions.width,
height: btnOptions.height,
padding: 0
});
}
button = renderer.button(btnOptions.text, 0, 0, callback, attr, hover, select)
.addClass(options.className)
.attr({
title: chart.options.lang[btnOptions._titleKey],
zIndex: 3 // #4955
});
button.menuClassName = options.menuClassName || 'highcharts-menu-' + chart.btnCount++;
if (btnOptions.symbol) {
symbol = renderer.symbol(
btnOptions.symbol,
btnOptions.symbolX - (symbolSize / 2),
btnOptions.symbolY - (symbolSize / 2),
symbolSize,
symbolSize
)
.addClass('highcharts-button-symbol')
.attr({
zIndex: 1
}).add(button);
}
button.add()
.align(extend(btnOptions, {
width: button.width,
x: pick(btnOptions.x, chart.buttonOffset) // #1654
}), true, 'spacingBox');
chart.buttonOffset += (button.width + btnOptions.buttonSpacing) * (btnOptions.align === 'right' ? -1 : 1);
chart.exportSVGElements.push(button, symbol);
},
/**
* Destroy the buttons.
*/
destroyExport: function(e) {
var chart = e ? e.target : this,
exportSVGElements = chart.exportSVGElements,
exportDivElements = chart.exportDivElements;
// Destroy the extra buttons added
if (exportSVGElements) {
each(exportSVGElements, function(elem, i) {
// Destroy and null the svg/vml elements
if (elem) { // #1822
elem.onclick = elem.ontouchstart = null;
chart.exportSVGElements[i] = elem.destroy();
}
});
exportSVGElements.length = 0;
}
// Destroy the divs for the menu
if (exportDivElements) {
each(exportDivElements, function(elem, i) {
// Remove the event handler
clearTimeout(elem.hideTimer); // #5427
removeEvent(elem, 'mouseleave');
// Remove inline events
chart.exportDivElements[i] = elem.onmouseout = elem.onmouseover = elem.ontouchstart = elem.onclick = null;
// Destroy the div by moving to garbage bin
discardElement(elem);
});
exportDivElements.length = 0;
}
}
});
// These ones are translated to attributes rather than styles
SVGRenderer.prototype.inlineToAttributes = [
'fill',
'stroke',
'strokeLinecap',
'strokeLinejoin',
'strokeWidth',
'textAnchor',
'x',
'y'
];
// These CSS properties are not inlined. Remember camelCase.
SVGRenderer.prototype.inlineBlacklist = [
/-/, // In Firefox, both hyphened and camelCased names are listed
/^(clipPath|cssText|d|height|width)$/, // Full words
/^font$/, // more specific props are set
/[lL]ogical(Width|Height)$/,
/perspective/,
/TapHighlightColor/,
/^transition/
// /^text (border|color|cursor|height|webkitBorder)/
];
SVGRenderer.prototype.unstyledElements = [
'clipPath',
'defs',
'desc'
];
/**
* Analyze inherited styles from stylesheets and add them inline
*
* @todo: What are the border styles for text about? In general, text has a lot of properties.
* @todo: Make it work with IE9 and IE10.
*/
Chart.prototype.inlineStyles = function() {
var renderer = this.renderer,
inlineToAttributes = renderer.inlineToAttributes,
blacklist = renderer.inlineBlacklist,
unstyledElements = renderer.unstyledElements,
defaultStyles = {},
dummySVG;
/**
* Make hyphenated property names out of camelCase
*/
function hyphenate(prop) {
return prop.replace(
/([A-Z])/g,
function(a, b) {
return '-' + b.toLowerCase();
}
);
}
/**
* Call this on all elements and recurse to children
*/
function recurse(node) {
var prop,
styles,
parentStyles,
cssText = '',
dummy,
styleAttr,
blacklisted,
i;
if (node.nodeType === 1 && unstyledElements.indexOf(node.nodeName) === -1) {
styles = win.getComputedStyle(node, null);
parentStyles = node.nodeName === 'svg' ? {} : win.getComputedStyle(node.parentNode, null);
// Get default styles from the browser so that we don't have to add these
if (!defaultStyles[node.nodeName]) {
if (!dummySVG) {
dummySVG = doc.createElementNS(H.SVG_NS, 'svg');
dummySVG.setAttribute('version', '1.1');
doc.body.appendChild(dummySVG);
}
dummy = doc.createElementNS(node.namespaceURI, node.nodeName);
dummySVG.appendChild(dummy);
defaultStyles[node.nodeName] = merge(win.getComputedStyle(dummy, null)); // Copy, so we can remove the node
dummySVG.removeChild(dummy);
}
// Loop over all the computed styles and check whether they are in the
// white list for styles or atttributes.
for (prop in styles) {
// Check against blacklist
blacklisted = false;
i = blacklist.length;
while (i-- && !blacklisted) {
blacklisted = blacklist[i].test(prop) || typeof styles[prop] === 'function';
}
if (!blacklisted) {
// If parent node has the same style, it gets inherited, no need to inline it
if (parentStyles[prop] !== styles[prop] && defaultStyles[node.nodeName][prop] !== styles[prop]) {
// Attributes
if (inlineToAttributes.indexOf(prop) !== -1) {
node.setAttribute(hyphenate(prop), styles[prop]);
// Styles
} else {
cssText += hyphenate(prop) + ':' + styles[prop] + ';';
}
}
}
}
// Apply styles
if (cssText) {
styleAttr = node.getAttribute('style');
node.setAttribute('style', (styleAttr ? styleAttr + ';' : '') + cssText);
}
if (node.nodeName === 'text') {
return;
}
// Recurse
each(node.children || node.childNodes, recurse);
}
}
/**
* Remove the dummy objects used to get defaults
*/
function tearDown() {
dummySVG.parentNode.removeChild(dummySVG);
}
recurse(this.container.querySelector('svg'));
tearDown();
};
symbols.menu = function(x, y, width, height) {
var arr = [
'M', x, y + 2.5,
'L', x + width, y + 2.5,
'M', x, y + height / 2 + 0.5,
'L', x + width, y + height / 2 + 0.5,
'M', x, y + height - 1.5,
'L', x + width, y + height - 1.5
];
return arr;
};
// Add the buttons on chart load
Chart.prototype.renderExporting = function() {
var n,
exportingOptions = this.options.exporting,
buttons = exportingOptions.buttons,
isDirty = this.isDirtyExporting || !this.exportSVGElements;
this.buttonOffset = 0;
if (this.isDirtyExporting) {
this.destroyExport();
}
if (isDirty && exportingOptions.enabled !== false) {
for (n in buttons) {
this.addButton(buttons[n]);
}
this.isDirtyExporting = false;
}
// Destroy the export elements at chart destroy
addEvent(this, 'destroy', this.destroyExport);
};
Chart.prototype.callbacks.push(function(chart) {
function update(prop, options, redraw) {
chart.isDirtyExporting = true;
merge(true, chart.options[prop], options);
if (pick(redraw, true)) {
chart.redraw();
}
}
chart.renderExporting();
addEvent(chart, 'redraw', chart.renderExporting);
// Add update methods to handle chart.update and chart.exporting.update
// and chart.navigation.update.
each(['exporting', 'navigation'], function(prop) {
chart[prop] = {
update: function(options, redraw) {
update(prop, options, redraw);
}
};
});
});
}(Highcharts));
}));