corrade-nucleus-nucleons – Rev 20
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/**
* @license Highcharts JS v5.0.12 (2017-05-24)
* Client side exporting module
*
* (c) 2015 Torstein Honsi / Oystein Moseng
*
* License: www.highcharts.com/license
*/
'use strict';
(function(factory) {
if (typeof module === 'object' && module.exports) {
module.exports = factory;
} else {
factory(Highcharts);
}
}(function(Highcharts) {
(function(Highcharts) {
/**
* Client side exporting module
*
* (c) 2015 Torstein Honsi / Oystein Moseng
*
* License: www.highcharts.com/license
*/
/*global MSBlobBuilder */
var merge = Highcharts.merge,
win = Highcharts.win,
nav = win.navigator,
doc = win.document,
each = Highcharts.each,
domurl = win.URL || win.webkitURL || win,
isMSBrowser = /Edge\/|Trident\/|MSIE /.test(nav.userAgent),
isEdgeBrowser = /Edge\/\d+/.test(nav.userAgent),
loadEventDeferDelay = isMSBrowser ? 150 : 0; // Milliseconds to defer image load event handlers to offset IE bug
// Dummy object so we can reuse our canvas-tools.js without errors
Highcharts.CanVGRenderer = {};
/**
* Downloads a script and executes a callback when done.
* @param {String} scriptLocation
* @param {Function} callback
*/
function getScript(scriptLocation, callback) {
var head = doc.getElementsByTagName('head')[0],
script = doc.createElement('script');
script.type = 'text/javascript';
script.src = scriptLocation;
script.onload = callback;
script.onerror = function() {
console.error('Error loading script', scriptLocation); // eslint-disable-line no-console
};
head.appendChild(script);
}
// Convert dataURL to Blob if supported, otherwise returns undefined
Highcharts.dataURLtoBlob = function(dataURL) {
if (
win.atob &&
win.ArrayBuffer &&
win.Uint8Array &&
win.Blob &&
domurl.createObjectURL
) {
// Try to convert data URL to Blob
var parts = dataURL.match(/data:([^;]*)(;base64)?,([0-9A-Za-z+/]+)/),
binStr = win.atob(parts[3]), // Assume base64 encoding
buf = new win.ArrayBuffer(binStr.length),
binary = new win.Uint8Array(buf),
blob;
for (var i = 0; i < binary.length; ++i) {
binary[i] = binStr.charCodeAt(i);
}
blob = new win.Blob([binary], {
'type': parts[1]
});
return domurl.createObjectURL(blob);
}
};
// Download contents by dataURL/blob
Highcharts.downloadURL = function(dataURL, filename) {
var a = doc.createElement('a'),
windowRef;
// IE specific blob implementation
if (nav.msSaveOrOpenBlob) {
nav.msSaveOrOpenBlob(dataURL, filename);
return;
}
// Some browsers have limitations for data URL lengths. Try to convert to
// Blob or fall back.
if (dataURL.length > 2000000) {
dataURL = Highcharts.dataURLtoBlob(dataURL);
if (!dataURL) {
throw 'Data URL length limit reached';
}
}
// Try HTML5 download attr if supported
if (a.download !== undefined) {
a.href = dataURL;
a.download = filename; // HTML5 download attribute
doc.body.appendChild(a);
a.click();
doc.body.removeChild(a);
} else {
// No download attr, just opening data URI
try {
windowRef = win.open(dataURL, 'chart');
if (windowRef === undefined || windowRef === null) {
throw 'Failed to open window';
}
} catch (e) {
// window.open failed, trying location.href
win.location.href = dataURL;
}
}
};
// Get blob URL from SVG code. Falls back to normal data URI.
Highcharts.svgToDataUrl = function(svg) {
var webKit = nav.userAgent.indexOf('WebKit') > -1 && nav.userAgent.indexOf('Chrome') < 0; // Webkit and not chrome
try {
// Safari requires data URI since it doesn't allow navigation to blob URLs
// Firefox has an issue with Blobs and internal references, leading to gradients not working using Blobs (#4550)
if (!webKit && nav.userAgent.toLowerCase().indexOf('firefox') < 0) {
return domurl.createObjectURL(new win.Blob([svg], {
type: 'image/svg+xml;charset-utf-16'
}));
}
} catch (e) {
// Ignore
}
return 'data:image/svg+xml;charset=UTF-8,' + encodeURIComponent(svg);
};
// Get data:URL from image URL
// Pass in callbacks to handle results. finallyCallback is always called at the end of the process. Supplying this callback is optional.
// All callbacks receive four arguments: imageURL, imageType, callbackArgs and scale. callbackArgs is used only by callbacks and can contain whatever.
Highcharts.imageToDataUrl = function(imageURL, imageType, callbackArgs, scale, successCallback, taintedCallback, noCanvasSupportCallback, failedLoadCallback, finallyCallback) {
var img = new win.Image(),
taintedHandler,
loadHandler = function() {
setTimeout(function() {
var canvas = doc.createElement('canvas'),
ctx = canvas.getContext && canvas.getContext('2d'),
dataURL;
try {
if (!ctx) {
noCanvasSupportCallback(imageURL, imageType, callbackArgs, scale);
} else {
canvas.height = img.height * scale;
canvas.width = img.width * scale;
ctx.drawImage(img, 0, 0, canvas.width, canvas.height);
// Now we try to get the contents of the canvas.
try {
dataURL = canvas.toDataURL(imageType);
successCallback(dataURL, imageType, callbackArgs, scale);
} catch (e) {
taintedHandler(imageURL, imageType, callbackArgs, scale);
}
}
} finally {
if (finallyCallback) {
finallyCallback(imageURL, imageType, callbackArgs, scale);
}
}
}, loadEventDeferDelay); // IE bug where image is not always ready despite calling load event.
},
// Image load failed (e.g. invalid URL)
errorHandler = function() {
failedLoadCallback(imageURL, imageType, callbackArgs, scale);
if (finallyCallback) {
finallyCallback(imageURL, imageType, callbackArgs, scale);
}
};
// This is called on load if the image drawing to canvas failed with a security error.
// We retry the drawing with crossOrigin set to Anonymous.
taintedHandler = function() {
img = new win.Image();
taintedHandler = taintedCallback;
img.crossOrigin = 'Anonymous'; // Must be set prior to loading image source
img.onload = loadHandler;
img.onerror = errorHandler;
img.src = imageURL;
};
img.onload = loadHandler;
img.onerror = errorHandler;
img.src = imageURL;
};
/**
* Get data URL to an image of an SVG and call download on it
*
* options object:
* filename: Name of resulting downloaded file without extension
* type: File type of resulting download
* scale: Scaling factor of downloaded image compared to source
* libURL: URL pointing to location of dependency scripts to download on demand
*/
Highcharts.downloadSVGLocal = function(svg, options, failCallback, successCallback) {
var svgurl,
blob,
objectURLRevoke = true,
finallyHandler,
libURL = options.libURL || Highcharts.getOptions().exporting.libURL,
dummySVGContainer = doc.createElement('div'),
imageType = options.type || 'image/png',
filename = (options.filename || 'chart') + '.' + (imageType === 'image/svg+xml' ? 'svg' : imageType.split('/')[1]),
scale = options.scale || 1;
libURL = libURL.slice(-1) !== '/' ? libURL + '/' : libURL; // Allow libURL to end with or without fordward slash
function svgToPdf(svgElement, margin) {
var width = svgElement.width.baseVal.value + 2 * margin,
height = svgElement.height.baseVal.value + 2 * margin,
pdf = new win.jsPDF('l', 'pt', [width, height]); // eslint-disable-line new-cap
win.svg2pdf(svgElement, pdf, {
removeInvalid: true
});
return pdf.output('datauristring');
}
function downloadPDF() {
dummySVGContainer.innerHTML = svg;
var textElements = dummySVGContainer.getElementsByTagName('text'),
titleElements,
svgData,
svgElementStyle = dummySVGContainer.getElementsByTagName('svg')[0].style;
// Workaround for the text styling. Making sure it does pick up the root element
each(textElements, function(el) {
// Workaround for the text styling. making sure it does pick up the root element
each(['font-family', 'font-size'], function(property) {
if (!el.style[property] && svgElementStyle[property]) {
el.style[property] = svgElementStyle[property];
}
});
el.style['font-family'] = el.style['font-family'] && el.style['font-family'].split(' ').splice(-1);
// Workaround for plotband with width, removing title from text nodes
titleElements = el.getElementsByTagName('title');
each(titleElements, function(titleElement) {
el.removeChild(titleElement);
});
});
svgData = svgToPdf(dummySVGContainer.firstChild, 0);
try {
Highcharts.downloadURL(svgData, filename);
if (successCallback) {
successCallback();
}
} catch (e) {
failCallback();
}
}
// Initiate download depending on file type
if (imageType === 'image/svg+xml') {
// SVG download. In this case, we want to use Microsoft specific Blob if available
try {
if (nav.msSaveOrOpenBlob) {
blob = new MSBlobBuilder();
blob.append(svg);
svgurl = blob.getBlob('image/svg+xml');
} else {
svgurl = Highcharts.svgToDataUrl(svg);
}
Highcharts.downloadURL(svgurl, filename);
if (successCallback) {
successCallback();
}
} catch (e) {
failCallback();
}
} else if (imageType === 'application/pdf') {
if (win.jsPDF && win.svg2pdf) {
downloadPDF();
} else {
// Must load pdf libraries first
objectURLRevoke = true; // Don't destroy the object URL yet since we are doing things asynchronously. A cleaner solution would be nice, but this will do for now.
getScript(libURL + 'jspdf.js', function() {
getScript(libURL + 'svg2pdf.js', function() {
downloadPDF();
});
});
}
} else {
// PNG/JPEG download - create bitmap from SVG
svgurl = Highcharts.svgToDataUrl(svg);
finallyHandler = function() {
try {
domurl.revokeObjectURL(svgurl);
} catch (e) {
// Ignore
}
};
// First, try to get PNG by rendering on canvas
Highcharts.imageToDataUrl(svgurl, imageType, { /* args */ }, scale, function(imageURL) {
// Success
try {
Highcharts.downloadURL(imageURL, filename);
if (successCallback) {
successCallback();
}
} catch (e) {
failCallback();
}
}, function() {
// Failed due to tainted canvas
// Create new and untainted canvas
var canvas = doc.createElement('canvas'),
ctx = canvas.getContext('2d'),
imageWidth = svg.match(/^]*width\s*=\s*\"?(\d+)\"?[^>]*>/ )[1] * scale,
imageHeight = svg.match(/^]*height\s*=\s*\"?(\d+)\"?[^>]*>/ )[1] * scale,
downloadWithCanVG = function() {
ctx.drawSvg(svg, 0, 0, imageWidth, imageHeight);
try {
Highcharts.downloadURL(nav.msSaveOrOpenBlob ? canvas.msToBlob() : canvas.toDataURL(imageType), filename);
if (successCallback) {
successCallback();
}
} catch (e) {
failCallback();
} finally {
finallyHandler();
}
};
canvas.width = imageWidth;
canvas.height = imageHeight;
if (win.canvg) {
// Use preloaded canvg
downloadWithCanVG();
} else {
// Must load canVG first
objectURLRevoke = true; // Don't destroy the object URL yet since we are doing things asynchronously. A cleaner solution would be nice, but this will do for now.
getScript(libURL + 'rgbcolor.js', function() { // Get RGBColor.js first
getScript(libURL + 'canvg.js', function() {
downloadWithCanVG();
});
});
}
},
// No canvas support
failCallback,
// Failed to load image
failCallback,
// Finally
function() {
if (objectURLRevoke) {
finallyHandler();
}
});
}
};
// Get SVG of chart prepared for client side export. This converts embedded images in the SVG to data URIs.
// The options and chartOptions arguments are passed to the getSVGForExport function.
Highcharts.Chart.prototype.getSVGForLocalExport = function(options, chartOptions, failCallback, successCallback) {
var chart = this,
images,
imagesEmbedded = 0,
chartCopyContainer,
chartCopyOptions,
el,
i,
l,
// After grabbing the SVG of the chart's copy container we need to do sanitation on the SVG
sanitize = function(svg) {
return chart.sanitizeSVG(svg, chartCopyOptions);
},
// Success handler, we converted image to base64!
embeddedSuccess = function(imageURL, imageType, callbackArgs) {
++imagesEmbedded;
// Change image href in chart copy
callbackArgs.imageElement.setAttributeNS('http://www.w3.org/1999/xlink', 'href', imageURL);
// When done with last image we have our SVG
if (imagesEmbedded === images.length) {
successCallback(sanitize(chartCopyContainer.innerHTML));
}
};
// Hook into getSVG to get a copy of the chart copy's container
Highcharts.wrap(
Highcharts.Chart.prototype,
'getChartHTML',
function(proceed) {
var ret = proceed.apply(
this,
Array.prototype.slice.call(arguments, 1)
);
chartCopyOptions = this.options;
chartCopyContainer = this.container.cloneNode(true);
return ret;
}
);
// Trigger hook to get chart copy
chart.getSVGForExport(options, chartOptions);
images = chartCopyContainer.getElementsByTagName('image');
try {
// If there are no images to embed, the SVG is okay now.
if (!images.length) {
successCallback(sanitize(chartCopyContainer.innerHTML)); // Use SVG of chart copy
return;
}
// Go through the images we want to embed
for (i = 0, l = images.length; i < l; ++i) {
el = images[i];
Highcharts.imageToDataUrl(el.getAttributeNS('http://www.w3.org/1999/xlink', 'href'), 'image/png', {
imageElement: el
}, options.scale,
embeddedSuccess,
// Tainted canvas
failCallback,
// No canvas support
failCallback,
// Failed to load source
failCallback
);
}
} catch (e) {
failCallback();
}
};
/**
* Exporting and offline-exporting modules required. Export a chart to an image
* locally in the user's browser.
*
* @param {Object} exportingOptions
* Exporting options, the same as in {@link
* Highcharts.Chart#exportChart}.
* @param {Options} chartOptions
* Additional chart options for the exported chart. For example a
* different background color can be added here, or `dataLabels`
* for export only.
*/
Highcharts.Chart.prototype.exportChartLocal = function(exportingOptions, chartOptions) {
var chart = this,
options = Highcharts.merge(chart.options.exporting, exportingOptions),
fallbackToExportServer = function() {
if (options.fallbackToExportServer === false) {
if (options.error) {
options.error(options);
} else {
throw 'Fallback to export server disabled';
}
} else {
chart.exportChart(options);
}
},
svgSuccess = function(svg) {
// If SVG contains foreignObjects all exports except SVG will fail,
// as both CanVG and svg2pdf choke on this. Gracefully fall back.
if (
svg.indexOf('<foreignObject') > -1 &&
options.type !== 'image/svg+xml'
) {
fallbackToExportServer();
} else {
Highcharts.downloadSVGLocal(svg, options, fallbackToExportServer);
}
};
// If we are on IE and in styled mode, add a whitelist to the renderer
// for inline styles that we want to pass through. There are so many
// styles by default in IE that we don't want to blacklist them all.
if (isMSBrowser) {
Highcharts.SVGRenderer.prototype.inlineWhitelist = [
/^blockSize/,
/^border/,
/^caretColor/,
/^color/,
/^columnRule/,
/^columnRuleColor/,
/^cssFloat/,
/^cursor/,
/^fill$/,
/^fillOpacity/,
/^font/,
/^inlineSize/,
/^length/,
/^lineHeight/,
/^opacity/,
/^outline/,
/^parentRule/,
/^rx$/,
/^ry$/,
/^stroke/,
/^textAlign/,
/^textAnchor/,
/^textDecoration/,
/^transform/,
/^vectorEffect/,
/^visibility/,
/^x$/,
/^y$/
];
}
// Always fall back on:
// - MS browsers: Embedded images JPEG/PNG, or any PDF
// - Edge: PNG/JPEG all cases
// - Embedded images and PDF
if (
(
isMSBrowser &&
(
options.type === 'application/pdf' ||
chart.container.getElementsByTagName('image').length &&
options.type !== 'image/svg+xml'
)
) || (
isEdgeBrowser && options.type !== 'image/svg+xml'
) || (
options.type === 'application/pdf' &&
chart.container.getElementsByTagName('image').length
)
) {
fallbackToExportServer();
return;
}
chart.getSVGForLocalExport(options, chartOptions, fallbackToExportServer, svgSuccess);
};
// Extend the default options to use the local exporter logic
merge(true, Highcharts.getOptions().exporting, {
libURL: 'https://code.highcharts.com/5.0.12/lib/',
buttons: {
contextButton: {
menuItems: [{
textKey: 'printChart',
onclick: function() {
this.print();
}
}, {
separator: true
}, {
textKey: 'downloadPNG',
onclick: function() {
this.exportChartLocal();
}
}, {
textKey: 'downloadJPEG',
onclick: function() {
this.exportChartLocal({
type: 'image/jpeg'
});
}
}, {
textKey: 'downloadSVG',
onclick: function() {
this.exportChartLocal({
type: 'image/svg+xml'
});
}
}, {
textKey: 'downloadPDF',
onclick: function() {
this.exportChartLocal({
type: 'application/pdf'
});
}
}]
}
}
});
}(Highcharts));
}));