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/**
* Exporting module
*
* (c) 2010-2019 Torstein Honsi
*
* License: www.highcharts.com/license
*/
/**
* Gets fired after a chart is printed through the context menu item or the
* Chart.print method.
*
* @callback Highcharts.ExportingAfterPrintCallbackFunction
*
* @param {Highcharts.Chart} chart
* The chart on which the event occured.
*
* @param {global.Event} event
* The event that occured.
*/
/**
* Gets fired before a chart is printed through the context menu item or the
* Chart.print method.
*
* @callback Highcharts.ExportingBeforePrintCallbackFunction
*
* @param {Highcharts.Chart} chart
* The chart on which the event occured.
*
* @param {global.Event} event
* The event that occured.
*/
/**
* Function to call if the offline-exporting module fails to export a chart on
* the client side.
*
* @callback Highcharts.ExportingErrorCallbackFunction
*
* @param {Highcharts.ExportingOptions} options
* The exporting options.
*
* @param {global.Error} err
* The error from the module.
*/
/**
* Definition for a menu item in the context menu.
*
* @interface Highcharts.ExportingMenuObject
*//**
* The text for the menu item.
*
* @name Highcharts.ExportingMenuObject#text
* @type {string|undefined}
*//**
* If internationalization is required, the key to a language string.
*
* @name Highcharts.ExportingMenuObject#textKey
* @type {string|undefined}
*//**
* The click handler for the menu item.
*
* @name Highcharts.ExportingMenuObject#onclick
* @type {Function|undefined}
*//**
* Indicates a separator line instead of an item.
*
* @name Highcharts.ExportingMenuObject#separator
* @type {boolean|undefined}
*/
/**
* Possible MIME types for exporting.
*
* @typedef {"image/png"|"image/jpeg"|"application/pdf"|"image/svg+xml"} Highcharts.ExportingMimeTypeValue
*/
'use strict';
import H from '../parts/Globals.js';
import '../parts/Utilities.js';
import '../parts/Options.js';
import '../parts/Chart.js';
import chartNavigationMixin from '../mixins/navigation.js';
// 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,
objectEach = H.objectEach,
extend = H.extend,
isTouchDevice = H.isTouchDevice,
win = H.win,
userAgent = win.navigator.userAgent,
SVGRenderer = H.SVGRenderer,
symbols = H.Renderer.prototype.symbols,
isMSBrowser = /Edge\/|Trident\/|MSIE /.test(userAgent),
isFirefoxBrowser = /firefox/i.test(userAgent);
// Add language
extend(defaultOptions.lang
/**
* @optionparent lang
*/
, {
/**
* Exporting module only. View the chart in full screen.
*
* @since 7.1.0
*
* @private
*/
viewFullscreen: 'View in full screen',
/**
* Exporting module only. The text for the menu item to print the chart.
*
* @since 3.0.1
*
* @private
*/
printChart: 'Print chart',
/**
* Exporting module only. The text for the PNG download menu item.
*
* @since 2.0
*
* @private
*/
downloadPNG: 'Download PNG image',
/**
* Exporting module only. The text for the JPEG download menu item.
*
* @since 2.0
*
* @private
*/
downloadJPEG: 'Download JPEG image',
/**
* Exporting module only. The text for the PDF download menu item.
*
* @since 2.0
*
* @private
*/
downloadPDF: 'Download PDF document',
/**
* Exporting module only. The text for the SVG download menu item.
*
* @since 2.0
*
* @private
*/
downloadSVG: 'Download SVG vector image',
/**
* Exporting module menu. The tooltip title for the context menu holding
* print and export menu items.
*
* @since 3.0
*
* @private
*/
contextButtonTitle: 'Chart context menu'
});
if (!defaultOptions.navigation) {
// 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.
/**
* A collection of options for buttons and menus appearing in the exporting
* module.
*
* @optionparent navigation
*/
defaultOptions.navigation = {};
}
merge(true, defaultOptions.navigation, {
buttonOptions: {
theme: {},
/**
* Whether to enable buttons.
*
* @sample highcharts/navigation/buttonoptions-enabled/
* Exporting module loaded but buttons disabled
*
* @type {boolean}
* @default true
* @since 2.0
* @apioption navigation.buttonOptions.enabled
*/
/**
* The pixel size of the symbol on the button.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
symbolSize: 14,
/**
* The x position of the center of the symbol inside the button.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
symbolX: 12.5,
/**
* The y position of the center of the symbol inside the button.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
symbolY: 10.5,
/**
* Alignment for the buttons.
*
* @sample highcharts/navigation/buttonoptions-align/
* Center aligned
*
* @type {Highcharts.AlignValue}
* @since 2.0
*/
align: 'right',
/**
* The pixel spacing between buttons.
*
* @since 2.0
*/
buttonSpacing: 3,
/**
* Pixel height of the buttons.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
height: 22,
/**
* A text string to add to the individual button.
*
* @sample highcharts/exporting/buttons-text/
* Full text button
* @sample highcharts/exporting/buttons-text-symbol/
* Combined symbol and text
*
* @type {string}
* @default null
* @since 3.0
* @apioption navigation.buttonOptions.text
*/
/**
* The vertical offset of the button's position relative to its
* `verticalAlign`.
*
* @sample highcharts/navigation/buttonoptions-verticalalign/
* Buttons at lower right
*
* @type {number}
* @default 0
* @since 2.0
* @apioption navigation.buttonOptions.y
*/
/**
* The vertical alignment of the buttons. Can be one of `"top"`,
* `"middle"` or `"bottom"`.
*
* @sample highcharts/navigation/buttonoptions-verticalalign/
* Buttons at lower right
*
* @type {Highcharts.VerticalAlignValue}
* @since 2.0
*/
verticalAlign: 'top',
/**
* The pixel width of the button.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
width: 24
}
});
// Presentational attributes
merge(true, defaultOptions.navigation
/**
* A collection of options for buttons and menus appearing in the exporting
* module.
*
* @optionparent navigation
*/
, {
/**
* CSS styles for the popup menu appearing by default when the export
* icon is clicked. This menu is rendered in HTML.
*
* @see In styled mode, the menu is styled with the `.highcharts-menu`
* class.
*
* @sample highcharts/navigation/menustyle/
* Light gray menu background
*
* @type {Highcharts.CSSObject}
* @default {"border": "1px solid #999999", "background": "#ffffff", "padding": "5px 0"}
* @since 2.0
*
* @private
*/
menuStyle: {
/** @ignore-option */
border: '1px solid #999999',
/** @ignore-option */
background: '#ffffff',
/** @ignore-option */
padding: '5px 0'
},
/**
* CSS styles for the individual items within the popup menu appearing
* by default when the export icon is clicked. The menu items are
* rendered in HTML. Font size defaults to `11px` on desktop and `14px`
* on touch devices.
*
* @see In styled mode, the menu items are styled with the
* `.highcharts-menu-item` class.
*
* @sample {highcharts} highcharts/navigation/menuitemstyle/
* Add a grey stripe to the left
*
* @type {Highcharts.CSSObject}
* @default {"padding": "0.5em 1em", "color": "#333333", "background": "none", "fontSize": "11px/14px", "transition": "background 250ms, color 250ms"}
* @since 2.0
*
* @private
*/
menuItemStyle: {
/** @ignore-option */
padding: '0.5em 1em',
/** @ignore-option */
color: '#333333',
/** @ignore-option */
background: 'none',
/** @ignore-option */
fontSize: isTouchDevice ? '14px' : '11px',
/** @ignore-option */
transition: 'background 250ms, color 250ms'
},
/**
* CSS styles for the hover state of the individual items within the
* popup menu appearing by default when the export icon is clicked. The
* menu items are rendered in HTML.
*
* @see In styled mode, the menu items are styled with the
* `.highcharts-menu-item` class.
*
* @sample highcharts/navigation/menuitemhoverstyle/
* Bold text on hover
*
* @type {Highcharts.CSSObject}
* @default {"background": "#335cad", "color": "#ffffff"}
* @since 2.0
*
* @private
*/
menuItemHoverStyle: {
/** @ignore-option */
background: '#335cad',
/** @ignore-option */
color: '#ffffff'
},
/**
* A collection of options for buttons appearing in the exporting
* module.
*
* In styled mode, the buttons are styled with the
* `.highcharts-contextbutton` and `.highcharts-button-symbol` classes.
*
* @private
*/
buttonOptions: {
/**
* Fill color for the symbol within the button.
*
* @sample highcharts/navigation/buttonoptions-symbolfill/
* Blue symbol stroke for one of the buttons
*
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
* @since 2.0
*/
symbolFill: '#666666',
/**
* The color of the symbol's stroke or line.
*
* @sample highcharts/navigation/buttonoptions-symbolstroke/
* Blue symbol stroke
*
* @type {Highcharts.ColorString}
* @since 2.0
*/
symbolStroke: '#666666',
/**
* The pixel stroke width of the symbol on the button.
*
* @sample highcharts/navigation/buttonoptions-height/
* Bigger buttons
*
* @since 2.0
*/
symbolStrokeWidth: 3,
/**
* A configuration object for the button theme. The object accepts
* SVG properties like `stroke-width`, `stroke` and `fill`.
* Tri-state button styles are supported by the `states.hover` and
* `states.select` objects.
*
* @sample highcharts/navigation/buttonoptions-theme/
* Theming the buttons
*
* @since 3.0
*/
theme: {
/**
* The default fill exists only to capture hover events.
*
* @type {Highcharts.ColorString|Highcharts.GradientColorObject|Highcharts.PatternObject}
* @default #ffffff
* @apioption navigation.buttonOptions.theme.fill
*/
/**
* Default stroke for the buttons.
* @type {Highcharts.ColorString}
* @default none
* @apioption navigation.buttonOptions.theme.stroke
*/
/**
* Padding for the button.
*/
padding: 5
}
}
});
// Add the export related options
/**
* Options for the exporting module. For an overview on the matter, see
* [the docs](https://www.highcharts.com/docs/export-module/export-module-overview).
*
* @optionparent exporting
*/
defaultOptions.exporting = {
/**
* Experimental setting to allow HTML inside the chart (added through
* the `useHTML` options), directly in the exported image. This allows
* you to preserve complicated HTML structures like tables or bi-directional
* text in exported charts.
*
* Disclaimer: The HTML is rendered in a `foreignObject` tag in the
* generated SVG. The official export server is based on PhantomJS,
* which supports this, but other SVG clients, like Batik, does not
* support it. This also applies to downloaded SVG that you want to
* open in a desktop client.
*
* @type {boolean}
* @default false
* @since 4.1.8
* @apioption exporting.allowHTML
*/
/**
* Additional chart options to be merged into the chart before exporting to
* an image format. This does not apply to printing the chart via the export
* menu.
*
* For example, a common use case is to add data labels to improve
* readability of the exported chart, or to add a printer-friendly color
* scheme to exported PDFs.
*
* @sample {highcharts} highcharts/exporting/chartoptions-data-labels/
* Added data labels
* @sample {highstock} highcharts/exporting/chartoptions-data-labels/
* Added data labels
*
* @type {Highcharts.Options}
* @apioption exporting.chartOptions
*/
/**
* Whether to enable the exporting module. Disabling the module will
* hide the context button, but API methods will still be available.
*
* @sample {highcharts} highcharts/exporting/enabled-false/
* Exporting module is loaded but disabled
* @sample {highstock} highcharts/exporting/enabled-false/
* Exporting module is loaded but disabled
*
* @type {boolean}
* @default true
* @since 2.0
* @apioption exporting.enabled
*/
/**
* Function to call if the offline-exporting module fails to export
* a chart on the client side, and [fallbackToExportServer](
* #exporting.fallbackToExportServer) is disabled. If left undefined, an
* exception is thrown instead. Receives two parameters, the exporting
* options, and the error from the module.
*
* @see [fallbackToExportServer](#exporting.fallbackToExportServer)
*
* @type {Highcharts.ExportingErrorCallbackFunction}
* @since 5.0.0
* @apioption exporting.error
*/
/**
* Whether or not to fall back to the export server if the offline-exporting
* module is unable to export the chart on the client side. This happens for
* certain browsers, and certain features (e.g.
* [allowHTML](#exporting.allowHTML)), depending on the image type exporting
* to. For very complex charts, it is possible that export can fail in
* browsers that don't support Blob objects, due to data URL length limits.
* It is recommended to define the [exporting.error](#exporting.error)
* handler if disabling fallback, in order to notify users in case export
* fails.
*
* @type {boolean}
* @default true
* @since 4.1.8
* @apioption exporting.fallbackToExportServer
*/
/**
* The filename, without extension, to use for the exported chart.
*
* @sample {highcharts} highcharts/exporting/filename/
* Custom file name
* @sample {highstock} highcharts/exporting/filename/
* Custom file name
*
* @type {string}
* @default chart
* @since 2.0
* @apioption exporting.filename
*/
/**
* An object containing additional key value data for the POST form that
* sends the SVG to the export server. For example, a `target` can be set to
* make sure the generated image is received in another frame, or a custom
* `enctype` or `encoding` can be set.
*
* @type {*}
* @since 3.0.8
* @apioption exporting.formAttributes
*/
/**
* Path where Highcharts will look for export module dependencies to
* load on demand if they don't already exist on `window`. Should currently
* point to location of [CanVG](https://github.com/canvg/canvg) library,
* [RGBColor.js](https://github.com/canvg/canvg),
* [jsPDF](https://github.com/yWorks/jsPDF) and
* [svg2pdf.js](https://github.com/yWorks/svg2pdf.js), required for client
* side export in certain browsers.
*
* @type {string}
* @default https://code.highcharts.com/{version}/lib
* @since 5.0.0
* @apioption exporting.libURL
*/
/**
* Analogous to [sourceWidth](#exporting.sourceWidth).
*
* @type {number}
* @since 3.0
* @apioption exporting.sourceHeight
*/
/**
* The width of the original chart when exported, unless an explicit
* [chart.width](#chart.width) is set, or a pixel width is set on the
* container. The width exported raster image is then multiplied by
* [scale](#exporting.scale).
*
* @sample {highcharts} highcharts/exporting/sourcewidth/
* Source size demo
* @sample {highstock} highcharts/exporting/sourcewidth/
* Source size demo
* @sample {highmaps} maps/exporting/sourcewidth/
* Source size demo
*
* @type {number}
* @since 3.0
* @apioption exporting.sourceWidth
*/
/**
* The pixel width of charts exported to PNG or JPG. As of Highcharts
* 3.0, the default pixel width is a function of the [chart.width](
* #chart.width) or [exporting.sourceWidth](#exporting.sourceWidth) and the
* [exporting.scale](#exporting.scale).
*
* @sample {highcharts} highcharts/exporting/width/
* Export to 200px wide images
* @sample {highstock} highcharts/exporting/width/
* Export to 200px wide images
*
* @type {number}
* @since 2.0
* @apioption exporting.width
*/
/**
* Default MIME type for exporting if `chart.exportChart()` is called
* without specifying a `type` option. Possible values are `image/png`,
* `image/jpeg`, `application/pdf` and `image/svg+xml`.
*
* @type {Highcharts.ExportingMimeTypeValue}
* @since 2.0
*/
type: 'image/png',
/**
* The URL for the server module converting the SVG string to an image
* format. By default this points to Highchart's free web service.
*
* @since 2.0
*/
url: 'https://export.highcharts.com/',
/**
* When printing the chart from the menu item in the burger menu, if
* the on-screen chart exceeds this width, it is resized. After printing
* or cancelled, it is restored. The default width makes the chart
* fit into typical paper format. Note that this does not affect the
* chart when printing the web page as a whole.
*
* @since 4.2.5
*/
printMaxWidth: 780,
/**
* Defines the scale or zoom factor for the exported image compared
* to the on-screen display. While for instance a 600px wide chart
* may look good on a website, it will look bad in print. The default
* scale of 2 makes this chart export to a 1200px PNG or JPG.
*
* @see [chart.width](#chart.width)
* @see [exporting.sourceWidth](#exporting.sourceWidth)
*
* @sample {highcharts} highcharts/exporting/scale/
* Scale demonstrated
* @sample {highstock} highcharts/exporting/scale/
* Scale demonstrated
* @sample {highmaps} maps/exporting/scale/
* Scale demonstrated
*
* @since 3.0
*/
scale: 2,
/**
* Options for the export related buttons, print and export. In addition
* to the default buttons listed here, custom buttons can be added.
* See [navigation.buttonOptions](#navigation.buttonOptions) for general
* options.
*
* @type {Highcharts.Dictionary<Highcharts.ExportingButtonsContextButtonOptions>}
*/
buttons: {
/**
* Options for the export button.
*
* In styled mode, export button styles can be applied with the
* `.highcharts-contextbutton` class.
*
* @extends navigation.buttonOptions
*/
contextButton: {
/**
* A click handler callback to use on the button directly instead of
* the popup menu.
*
* @sample highcharts/exporting/buttons-contextbutton-onclick/
* Skip the menu and export the chart directly
*
* @type {Function}
* @since 2.0
* @apioption exporting.buttons.contextButton.onclick
*/
/**
* See [navigation.buttonOptions.symbolFill](
* #navigation.buttonOptions.symbolFill).
*
* @type {Highcharts.ColorString}
* @default #666666
* @since 2.0
* @apioption exporting.buttons.contextButton.symbolFill
*/
/**
* The horizontal position of the button relative to the `align`
* option.
*
* @type {number}
* @default -10
* @since 2.0
* @apioption exporting.buttons.contextButton.x
*/
/**
* The class name of the context button.
*/
className: 'highcharts-contextbutton',
/**
* The class name of the menu appearing from the button.
*/
menuClassName: 'highcharts-contextmenu',
/**
* The symbol for the button. Points to a definition function in
* the `Highcharts.Renderer.symbols` collection. The default
* `exportIcon` function is part of the exporting module. Possible
* values are "circle", "square", "diamond", "triangle",
* "triangle-down", "menu", "menuball" or custom shape.
*
* @sample highcharts/exporting/buttons-contextbutton-symbol/
* Use a circle for symbol
* @sample highcharts/exporting/buttons-contextbutton-symbol-custom/
* Custom shape as symbol
*
* @type {Highcharts.SymbolKeyValue|"exportIcon"|"menu"|"menuball"|string}
* @since 2.0
*/
symbol: 'menu',
/**
* The key to a [lang](#lang) option setting that is used for the
* button's title tooltip. When the key is `contextButtonTitle`, it
* refers to [lang.contextButtonTitle](#lang.contextButtonTitle)
* that defaults to "Chart context menu".
*
* @since 6.1.4
*/
titleKey: 'contextButtonTitle',
/**
* This option is deprecated, use
* [titleKey](#exporting.buttons.contextButton.titleKey) instead.
*
* @deprecated
* @type {string}
* @apioption exporting.buttons.contextButton._titleKey
*/
/**
* A collection of strings pointing to config options for the menu
* items. The config options are defined in the
* `menuItemDefinitions` option.
*
* By default, there is the "View in full screen" and "Print" menu
* items, plus one menu item for each of the available export types.
*
* @sample {highcharts} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
* @sample {highstock} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
* @sample {highmaps} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
*
* @type {Array<string>}
* @default ["viewFullscreen", "printChart", "separator", "downloadPNG", "downloadJPEG", "downloadPDF", "downloadSVG"]
* @since 2.0
*/
menuItems: [
'viewFullscreen',
'printChart',
'separator',
'downloadPNG',
'downloadJPEG',
'downloadPDF',
'downloadSVG'
]
}
},
/**
* An object consisting of definitions for the menu items in the context
* menu. Each key value pair has a `key` that is referenced in the
* [menuItems](#exporting.buttons.contextButton.menuItems) setting,
* and a `value`, which is an object with the following properties:
*
* - **onclick:** The click handler for the menu item
*
* - **text:** The text for the menu item
*
* - **textKey:** If internationalization is required, the key to a language
* string
*
* @sample {highcharts} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
* @sample {highstock} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
* @sample {highmaps} highcharts/exporting/menuitemdefinitions/
* Menu item definitions
*
* @type {Highcharts.Dictionary<Highcharts.ExportingMenuObject>}
* @default {"viewFullscreen": {}, "printChart": {}, "separator": {}, "downloadPNG": {}, "downloadJPEG": {}, "downloadPDF": {}, "downloadSVG": {}}
* @since 5.0.13
*/
menuItemDefinitions: {
/**
* @ignore
*/
viewFullscreen: {
textKey: 'viewFullscreen',
onclick: function () {
this.fullscreen = new H.FullScreen(this.container);
}
},
/**
* @ignore
*/
printChart: {
textKey: 'printChart',
onclick: function () {
this.print();
}
},
/**
* @ignore
*/
separator: {
separator: true
},
/**
* @ignore
*/
downloadPNG: {
textKey: 'downloadPNG',
onclick: function () {
this.exportChart();
}
},
/**
* @ignore
*/
downloadJPEG: {
textKey: 'downloadJPEG',
onclick: function () {
this.exportChart({
type: 'image/jpeg'
});
}
},
/**
* @ignore
*/
downloadPDF: {
textKey: 'downloadPDF',
onclick: function () {
this.exportChart({
type: 'application/pdf'
});
}
},
/**
* @ignore
*/
downloadSVG: {
textKey: 'downloadSVG',
onclick: function () {
this.exportChart({
type: 'image/svg+xml'
});
}
}
}
};
/**
* Fires after a chart is printed through the context menu item or the
* `Chart.print` method. Requires the exporting module.
*
* @sample highcharts/chart/events-beforeprint-afterprint/
* Rescale the chart to print
*
* @type {Highcharts.ExportingAfterPrintCallbackFunction}
* @since 4.1.0
* @context Highcharts.Chart
* @apioption chart.events.afterPrint
*/
/**
* Fires before a chart is printed through the context menu item or
* the `Chart.print` method. Requires the exporting module.
*
* @sample highcharts/chart/events-beforeprint-afterprint/
* Rescale the chart to print
*
* @type {Highcharts.ExportingBeforePrintCallbackFunction}
* @since 4.1.0
* @context Highcharts.Chart
* @apioption chart.events.beforePrint
*/
/**
* The post utility
*
* @private
* @function Highcharts.post
*
* @param {string} url
*
* @param {*} data
*
* @param {*} formAttributes
*/
H.post = function (url, data, formAttributes) {
// create the form
var form = createElement('form', merge({
method: 'post',
action: url,
enctype: 'multipart/form-data'
}, formAttributes), {
display: 'none'
}, doc.body);
// add the data
objectEach(data, function (val, name) {
createElement('input', {
type: 'hidden',
name: name,
value: val
}, null, form);
});
// submit
form.submit();
// clean up
discardElement(form);
};
extend(Chart.prototype, /** @lends Highcharts.Chart.prototype */ {
/**
* Exporting module only. A collection of fixes on the produced SVG to
* account for expando properties, browser bugs, VML problems and other.
* Returns a cleaned SVG.
*
* @private
* @function Highcharts.Chart#sanitizeSVG
*
* @param {string} svg
*
* @param {Highcharts.Options} options
*
* @return {string}
*/
sanitizeSVG: function (svg, options) {
var split = svg.indexOf('</svg>') + 6,
html = svg.substr(split);
// Remove any HTML added to the container after the SVG (#894, #9087)
svg = svg.substr(0, split);
// Move HTML into a foreignObject
if (options && options.exporting && options.exporting.allowHTML) {
if (html) {
html = '<foreignObject x="0" y="0" ' +
'width="' + options.chart.width + '" ' +
'height="' + options.chart.height + '">' +
'<body xmlns="http://www.w3.org/1999/xhtml">' +
html +
'</body>' +
'</foreignObject>';
svg = svg.replace('</svg>', html + '</svg>');
}
}
svg = svg
.replace(/zIndex="[^"]+"/g, '')
.replace(/symbolName="[^"]+"/g, '')
.replace(/jQuery[0-9]+="[^"]+"/g, '')
.replace(/url\(("|")(\S+)("|")\)/g, 'url($2)')
.replace(/url\([^#]+#/g, 'url(#')
.replace(
/<svg /,
'<svg xmlns:xlink="http://www.w3.org/1999/xlink" '
)
.replace(/ (|NS[0-9]+\:)href=/g, ' xlink:href=') // #3567
.replace(/\n/, ' ')
// Batik doesn't support rgba fills and strokes (#3095)
.replace(
/(fill|stroke)="rgba\(([ 0-9]+,[ 0-9]+,[ 0-9]+),([ 0-9\.]+)\)"/g, // eslint-disable-line max-len
'$1="rgb($2)" $1-opacity="$3"'
)
// Replace HTML entities, issue #347
.replace(/ /g, '\u00A0') // no-break space
.replace(/­/g, '\u00AD'); // soft hyphen
// Further sanitize for oldIE
if (this.ieSanitizeSVG) {
svg = this.ieSanitizeSVG(svg);
}
return svg;
},
/**
* Return the unfiltered innerHTML of the chart container. Used as hook for
* plugins. In styled mode, it also takes care of inlining CSS style rules.
*
* @see Chart#getSVG
*
* @function Highcharts.Chart#getChartHTML
*
* @returns {string}
* The unfiltered SVG of the chart.
*/
getChartHTML: function () {
if (this.styledMode) {
this.inlineStyles();
}
return this.container.innerHTML;
},
/**
* Return an SVG representation of the chart.
*
* @sample highcharts/members/chart-getsvg/
* View the SVG from a button
*
* @function Highcharts.Chart#getSVG
*
* @param {Highcharts.Options} [chartOptions]
* Additional chart options for the generated SVG representation. For
* collections like `xAxis`, `yAxis` or `series`, the additional
* options is either merged in to the original item of the same
* `id`, or to the first item if a common id is not found.
*
* @return {string}
* The SVG representation of the rendered chart.
*
* @fires Highcharts.Chart#event:getSVG
*/
getSVG: function (chartOptions) {
var chart = this,
chartCopy,
sandbox,
svg,
seriesOptions,
sourceWidth,
sourceHeight,
cssWidth,
cssHeight,
// Copy the options and add extra options
options = merge(chart.options, chartOptions);
// create a sandbox where a new chart will be generated
sandbox = createElement('div', null, {
position: 'absolute',
top: '-9999em',
width: chart.chartWidth + 'px',
height: chart.chartHeight + 'px'
}, doc.body);
// get the source size
cssWidth = chart.renderTo.style.width;
cssHeight = chart.renderTo.style.height;
sourceWidth = options.exporting.sourceWidth ||
options.chart.width ||
(/px$/.test(cssWidth) && parseInt(cssWidth, 10)) ||
(options.isGantt ? 800 : 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 = [];
chart.series.forEach(function (serie) {
seriesOptions = merge(serie.userOptions, { // #4912
animation: false, // turn off animation
enableMouseTracking: false,
showCheckbox: false,
visible: serie.visible
});
// Used for the navigator series that has its own option set
if (!seriesOptions.isInternal) {
options.series.push(seriesOptions);
}
});
// Assign an internal key to ensure a one-to-one mapping (#5924)
chart.axes.forEach(function (axis) {
if (!axis.userOptions.internalKey) { // #6444
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 (chartOptions) {
['xAxis', 'yAxis', 'series'].forEach(function (coll) {
var collOptions = {};
if (chartOptions[coll]) {
collOptions[coll] = chartOptions[coll];
chartCopy.update(collOptions);
}
});
}
// Reflect axis extremes in the export (#5924)
chart.axes.forEach(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 && userMin !== axisCopy.min) ||
(userMax !== undefined && userMax !== axisCopy.max)
)
) {
axisCopy.setExtremes(userMin, userMax, true, false);
}
});
// Get the SVG from the container's innerHTML
svg = chartCopy.getChartHTML();
fireEvent(this, 'getSVG', { chartCopy: chartCopy });
svg = chart.sanitizeSVG(svg, options);
// free up memory
options = null;
chartCopy.destroy();
discardElement(sandbox);
return svg;
},
/**
* @private
* @function Highcharts.Chart#getSVGForExport
*
* @param {Highcharts.ExportingOptions} options
*
* @param {Highcharts.Options} chartOptions
*
* @return {string}
*/
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
)
}
}
));
},
/**
* Get the default file name used for exported charts. By default it creates
* a file name based on the chart title.
*
* @function Highcharts.Chart#getFilename
*
* @return {string} A file name without extension.
*/
getFilename: function () {
var s = this.userOptions.title && this.userOptions.title.text,
filename = this.options.exporting.filename;
if (filename) {
return filename;
}
if (typeof s === 'string') {
filename = s
.toLowerCase()
.replace(/<\/?[^>]+(>|$)/g, '') // strip HTML tags
.replace(/[\s_]+/g, '-')
.replace(/[^a-z0-9\-]/g, '') // preserve only latin
.replace(/^[\-]+/g, '') // dashes in the start
.replace(/[\-]+/g, '-') // dashes in a row
.substr(0, 24)
.replace(/[\-]+$/g, ''); // dashes in the end;
}
if (!filename || filename.length < 5) {
filename = 'chart';
}
return filename;
},
/**
* Exporting module required. Submit an SVG version of the chart to a server
* along with some parameters for conversion.
*
* @sample highcharts/members/chart-exportchart/
* Export with no options
* @sample highcharts/members/chart-exportchart-filename/
* PDF type and custom filename
* @sample highcharts/members/chart-exportchart-custom-background/
* Different chart background in export
* @sample stock/members/chart-exportchart/
* Export with Highstock
*
* @function Highcharts.Chart#exportChart
*
* @param {Highcharts.ExportingOptions} exportingOptions
* Exporting options in addition to those defined in
* [exporting](https://api.highcharts.com/highcharts/exporting).
*
* @param {Highcharts.Options} chartOptions
* Additional chart options for the exported chart. For example a
* different background color can be added here, or `dataLabels` for
* export only.
*/
exportChart: function (exportingOptions, chartOptions) {
var svg = this.getSVGForExport(exportingOptions, chartOptions);
// merge the options
exportingOptions = merge(this.options.exporting, exportingOptions);
// do the post
H.post(exportingOptions.url, {
filename: exportingOptions.filename || this.getFilename(),
type: exportingOptions.type,
// IE8 fails to post undefined correctly, so use 0
width: exportingOptions.width || 0,
scale: exportingOptions.scale,
svg: svg
}, exportingOptions.formAttributes);
},
/**
* Exporting module required. Clears away other elements in the page and
* prints the chart as it is displayed. By default, when the exporting
* module is enabled, a context button with a drop down menu in the upper
* right corner accesses this function.
*
* @sample highcharts/members/chart-print/
* Print from a HTML button
*
* @function Highcharts.Chart#print
*
* @fires Highcharts.Chart#event:beforePrint
* @fires Highcharts.Chart#event:afterPrint
*/
print: function () {
var chart = this,
origDisplay = [],
body = doc.body,
childNodes = body.childNodes,
printMaxWidth = chart.options.exporting.printMaxWidth,
resetParams,
handleMaxWidth;
// Move the chart container(s) to another div
function moveContainers(moveTo) {
(
chart.fixedDiv ? // When scrollablePlotArea is active (#9533)
[chart.fixedDiv, chart.scrollingContainer] :
[chart.container]
).forEach(function (div) {
moveTo.appendChild(div);
});
}
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
[].forEach.call(childNodes, function (node, i) {
if (node.nodeType === 1) {
origDisplay[i] = node.style.display;
node.style.display = 'none';
}
});
// pull out the chart
moveContainers(body);
// Give the browser time to draw WebGL content, an issue that randomly
// appears (at least) in Chrome ~67 on the Mac (#8708).
setTimeout(function () {
win.focus(); // #1510
win.print();
// allow the browser to prepare before reverting
setTimeout(function () {
// put the chart back in
moveContainers(chart.renderTo);
// restore all body content
[].forEach.call(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);
}, 1);
},
/**
* Display a popup menu for choosing the export type.
*
* @private
* @function Highcharts.Chart#contextMenu
*
* @param {string} className
* An identifier for the menu.
*
* @param {Array<string|Highcharts.ExportingMenuObject>} 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,
menuStyle;
// create the menu only the first time
if (!menu) {
// create a HTML element above the SVG
chart.exportContextMenu = chart[cacheName] = menu =
createElement('div', {
className: className
}, {
position: 'absolute',
zIndex: 1000,
padding: menuPadding + 'px',
pointerEvents: 'auto'
}, chart.fixedDiv || chart.container);
innerMenu = createElement(
'div',
{ className: 'highcharts-menu' },
null,
menu
);
// Presentational CSS
if (!chart.styledMode) {
css(innerMenu, extend({
MozBoxShadow: '3px 3px 10px #888',
WebkitBoxShadow: '3px 3px 10px #888',
boxShadow: '3px 3px 10px #888'
}, navOptions.menuStyle));
}
// hide on mouse out
menu.hideMenu = function () {
css(menu, { display: 'none' });
if (button) {
button.setState(0);
}
chart.openMenu = false;
H.clearTimeout(menu.hideTimer);
fireEvent(chart, 'exportMenuHidden');
};
// Hide the menu some time after mouse leave (#1357)
chart.exportEvents.push(
addEvent(menu, 'mouseleave', function () {
menu.hideTimer = setTimeout(menu.hideMenu, 500);
}),
addEvent(menu, 'mouseenter', function () {
H.clearTimeout(menu.hideTimer);
}),
// Hide it on clicking or touching outside the menu (#2258,
// #2335, #2407)
addEvent(doc, 'mouseup', function (e) {
if (!chart.pointer.inClass(e.target, className)) {
menu.hideMenu();
}
}),
addEvent(menu, 'click', function () {
if (chart.openMenu) {
menu.hideMenu();
}
})
);
// create the items
items.forEach(function (item) {
if (typeof item === 'string') {
item = chart.options.exporting.menuItemDefinitions[item];
}
if (H.isObject(item, true)) {
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();
}
menu.hideMenu();
if (item.onclick) {
item.onclick.apply(chart, arguments);
}
},
innerHTML: (
item.text ||
chart.options.lang[item.textKey]
)
}, null, innerMenu);
if (!chart.styledMode) {
element.onmouseover = function () {
css(this, navOptions.menuItemHoverStyle);
};
element.onmouseout = function () {
css(this, navOptions.menuItemStyle);
};
css(element, extend({
cursor: 'pointer'
}, navOptions.menuItemStyle));
}
}
// 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, with options.
*
* @private
* @function Highcharts.Chart#addButton
*
* @param {Highcharts.NavigationButtonOptions} options
*/
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;
if (!chart.styledMode) {
attr.fill = pick(attr.fill, '#ffffff');
attr.stroke = pick(attr.stroke, 'none');
}
delete attr.states;
if (onclick) {
callback = function (e) {
if (e) {
e.stopPropagation();
}
onclick.call(chart, e);
};
} else if (menuItems) {
callback = function (e) {
// consistent with onclick call (#3495)
if (e) {
e.stopPropagation();
}
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
});
}
if (!chart.styledMode) {
attr['stroke-linecap'] = 'round';
attr.fill = pick(attr.fill, '#ffffff');
attr.stroke = pick(attr.stroke, 'none');
}
button = renderer
.button(btnOptions.text, 0, 0, callback, attr, hover, select)
.addClass(options.className)
.attr({
title: pick(chart.options.lang[
btnOptions._titleKey || btnOptions.titleKey
], '')
});
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
// If symbol is an image, scale it (#7957)
, {
width: symbolSize,
height: symbolSize
}
)
.addClass('highcharts-button-symbol')
.attr({
zIndex: 1
})
.add(button);
if (!chart.styledMode) {
symbol.attr({
stroke: btnOptions.symbolStroke,
fill: btnOptions.symbolFill,
'stroke-width': btnOptions.symbolStrokeWidth || 1
});
}
}
button.add(chart.exportingGroup)
.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 export buttons.
*
* @private
* @function Highcharts.Chart#destroyExport
*
* @param {global.Event} e
*/
destroyExport: function (e) {
var chart = e ? e.target : this,
exportSVGElements = chart.exportSVGElements,
exportDivElements = chart.exportDivElements,
exportEvents = chart.exportEvents,
cacheName;
// Destroy the extra buttons added
if (exportSVGElements) {
exportSVGElements.forEach(function (elem, i) {
// Destroy and null the svg elements
if (elem) { // #1822
elem.onclick = elem.ontouchstart = null;
cacheName = 'cache-' + elem.menuClassName;
if (chart[cacheName]) {
delete chart[cacheName];
}
chart.exportSVGElements[i] = elem.destroy();
}
});
exportSVGElements.length = 0;
}
// Destroy the exporting group
if (chart.exportingGroup) {
chart.exportingGroup.destroy();
delete chart.exportingGroup;
}
// Destroy the divs for the menu
if (exportDivElements) {
exportDivElements.forEach(function (elem, i) {
// Remove the event handler
H.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;
}
if (exportEvents) {
exportEvents.forEach(function (unbind) {
unbind();
});
exportEvents.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/,
/^length$/ // #7700
// /^text (border|color|cursor|height|webkitBorder)/
];
SVGRenderer.prototype.unstyledElements = [
'clipPath',
'defs',
'desc'
];
/**
* Analyze inherited styles from stylesheets and add them inline
*
* @private
* @function Highcharts.Chart#inlineStyles
*
* @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,
whitelist = renderer.inlineWhitelist, // For IE
unstyledElements = renderer.unstyledElements,
defaultStyles = {},
dummySVG,
iframe,
iframeDoc;
// Create an iframe where we read default styles without pollution from this
// body
iframe = doc.createElement('iframe');
css(iframe, {
width: '1px',
height: '1px',
visibility: 'hidden'
});
doc.body.appendChild(iframe);
iframeDoc = iframe.contentWindow.document;
iframeDoc.open();
iframeDoc.write('<svg xmlns="http://www.w3.org/2000/svg"></svg>');
iframeDoc.close();
/**
* 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 styles,
parentStyles,
cssText = '',
dummy,
styleAttr,
blacklisted,
whitelisted,
i;
// Check computed styles and whether they are in the white/blacklist for
// styles or atttributes
function filterStyles(val, prop) {
// Check against whitelist & blacklist
blacklisted = whitelisted = false;
if (whitelist) {
// Styled mode in IE has a whitelist instead.
// Exclude all props not in this list.
i = whitelist.length;
while (i-- && !whitelisted) {
whitelisted = whitelist[i].test(prop);
}
blacklisted = !whitelisted;
}
// Explicitly remove empty transforms
if (prop === 'transform' && val === 'none') {
blacklisted = true;
}
i = blacklist.length;
while (i-- && !blacklisted) {
blacklisted = (
blacklist[i].test(prop) ||
typeof val === 'function'
);
}
if (!blacklisted) {
// If parent node has the same style, it gets inherited, no need
// to inline it. Top-level props should be diffed against parent
// (#7687).
if (
(parentStyles[prop] !== val || node.nodeName === 'svg') &&
defaultStyles[node.nodeName][prop] !== val
) {
// Attributes
if (inlineToAttributes.indexOf(prop) !== -1) {
node.setAttribute(hyphenate(prop), val);
// Styles
} else {
cssText += hyphenate(prop) + ':' + val + ';';
}
}
}
}
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);
}
*/
dummySVG = iframeDoc.getElementsByTagName('svg')[0];
dummy = iframeDoc.createElementNS(
node.namespaceURI,
node.nodeName
);
dummySVG.appendChild(dummy);
// Copy, so we can remove the node
defaultStyles[node.nodeName] = merge(
win.getComputedStyle(dummy, null)
);
// Remove default fill, otherwise text disappears when exported
if (node.nodeName === 'text') {
delete defaultStyles.text.fill;
}
dummySVG.removeChild(dummy);
}
// Loop through all styles and add them inline if they are ok
if (isFirefoxBrowser || isMSBrowser) {
// Some browsers put lots of styles on the prototype
for (var p in styles) {
filterStyles(styles[p], p);
}
} else {
objectEach(styles, filterStyles);
}
// Apply styles
if (cssText) {
styleAttr = node.getAttribute('style');
node.setAttribute(
'style',
(styleAttr ? styleAttr + ';' : '') + cssText
);
}
// Set default stroke width (needed at least for IE)
if (node.nodeName === 'svg') {
node.setAttribute('stroke-width', '1px');
}
if (node.nodeName === 'text') {
return;
}
// Recurse
[].forEach.call(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;
};
symbols.menuball = function (x, y, width, height) {
var path = [],
h = (height / 3) - 2;
path = path.concat(
this.circle(width - h, y, h, h),
this.circle(width - h, y + h + 4, h, h),
this.circle(width - h, y + 2 * (h + 4), h, h)
);
return path;
};
/**
* Add the buttons on chart load
*
* @private
* @function Highcharts.Chart#renderExporting
*/
Chart.prototype.renderExporting = function () {
var chart = this,
exportingOptions = chart.options.exporting,
buttons = exportingOptions.buttons,
isDirty = chart.isDirtyExporting || !chart.exportSVGElements;
chart.buttonOffset = 0;
if (chart.isDirtyExporting) {
chart.destroyExport();
}
if (isDirty && exportingOptions.enabled !== false) {
chart.exportEvents = [];
chart.exportingGroup = chart.exportingGroup ||
chart.renderer.g('exporting-group').attr({
zIndex: 3 // #4955, // #8392
}).add();
objectEach(buttons, function (button) {
chart.addButton(button);
});
chart.isDirtyExporting = false;
}
// Destroy the export elements at chart destroy
addEvent(chart, 'destroy', chart.destroyExport);
};
// Add update methods to handle chart.update and chart.exporting.update and
// chart.navigation.update. These must be added to the chart instance rather
// than the Chart prototype in order to use the chart instance inside the update
// function.
addEvent(Chart, 'init', function () {
var chart = this;
function update(prop, options, redraw) {
chart.isDirtyExporting = true;
merge(true, chart.options[prop], options);
if (pick(redraw, true)) {
chart.redraw();
}
}
chart.exporting = {
update: function (options, redraw) {
update('exporting', options, redraw);
}
};
// Register update() method for navigation. Can not be set the same way as
// for exporting, because navigation options are shared with bindings which
// has separate update() logic.
chartNavigationMixin.addUpdate(
function (options, redraw) {
update('navigation', options, redraw);
},
chart
);
});
Chart.prototype.callbacks.push(function (chart) {
chart.renderExporting();
addEvent(chart, 'redraw', chart.renderExporting);
// Uncomment this to see a button directly below the chart, for quick
// testing of export
/*
var button, viewImage, viewSource;
if (!chart.renderer.forExport) {
viewImage = function () {
var div = doc.createElement('div');
div.innerHTML = chart.getSVGForExport();
chart.renderTo.parentNode.appendChild(div);
};
viewSource = function () {
var pre = doc.createElement('pre');
pre.innerHTML = chart.getSVGForExport()
.replace(/</g, '\n<')
.replace(/>/g, '>');
chart.renderTo.parentNode.appendChild(pre);
};
viewImage();
// View SVG Image
button = doc.createElement('button');
button.innerHTML = 'View SVG Image';
chart.renderTo.parentNode.appendChild(button);
button.onclick = viewImage;
// View SVG Source
button = doc.createElement('button');
button.innerHTML = 'View SVG Source';
chart.renderTo.parentNode.appendChild(button);
button.onclick = viewSource;
}
//*/
});