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Interface: ChartingLibraryWidgetOptions

Charting Library.ChartingLibraryWidgetOptions

Properties​

additional_symbol_info_fields​

• Optional additional_symbol_info_fields: AdditionalSymbolInfoField[]

An optional field containing an array of custom symbol info fields to be shown in the Symbol Info dialog.

See Symbology for more information about symbol info.

additional_symbol_info_fields: [
    { title: 'Ticker', propertyName: 'ticker' }
]

auto_save_delay​

• Optional auto_save_delay: number

A threshold delay in seconds that is used to reduce the number of onAutoSaveNeeded calls.

auto_save_delay: 5,

autosize​

• Optional autosize: boolean

Boolean value showing whether the chart should use all the available space in the container and resize when the container itself is resized.

Default

false

autosize: true,

charts_storage_api_version​

• Optional charts_storage_api_version: AvailableSaveloadVersions

A version of your backend. Supported values are: "1.0" | "1.1". Study Templates are supported starting from version "1.1".

charts_storage_api_version: "1.1",

charts_storage_url​

• Optional charts_storage_url: string

Set the storage url endpoint for use with the high-level saving / loading charts API. See more details here.

charts_storage_url: 'http://storage.yourserver.com',

client_id​

• Optional client_id: string

Set the client ID for the high-level saving / loading charts API. See more details here.

client_id: 'yourserver.com',

compare_symbols​

• Optional compare_symbols: CompareSymbol[]

an array of custom compare symbols for the Compare window.

Example:

compare_symbols: [
    { symbol: 'DAL', title: 'Delta Air Lines' },
    { symbol: 'VZ', title: 'Verizon' },
    ...
];

container​

• container: string | HTMLElement

The container can either be a reference to an attribute of a DOM element inside which the iframe with the chart will be placed or the HTMLElement itself.

container: "tv_chart_container",

or

container: document.getElementById("tv_chart_container"),

context_menu​

• Optional context_menu: ContextMenuOptions

You could use this object to override context menu. You can also change the menu on the fly using the IChartingLibraryWidget.onContextMenu method.

customFormatters​

• Optional customFormatters: CustomFormatters

Deprecated

Alias for ChartingLibraryWidgetOptions.custom_formatters

custom_css_url​

• Optional custom_css_url: string

Adds your custom CSS to the chart. url should be an absolute or relative path to the static folder.

custom_css_url: 'css/style.css',

custom_font_family​

• Optional custom_font_family: string

Changes the font family used on the chart including the time scale, price scale, and chart's pane. If you want to customize fonts outside the chart, for example, within Watchlist or another widget, you should use the ChartingLibraryWidgetOptions.custom_css_url property to provide custom CSS styles.

Specify custom_font_family in Widget Constructor as follows:

custom_font_family: "'Inconsolata', monospace",

The custom_font_family value should have the same format as the font-family property in CSS. To use a font that is not available by default on your system, you should first add this font to your custom CSS. For example, the code sample below imports a Google font into your custom CSS:

@import url('https://fonts.googleapis.com/css2?family=Inconsolata:wght@500&display=swap');

custom_formatters​

• Optional custom_formatters: CustomFormatters

Custom formatters for adjusting the display format of price, date, and time values.

Example:

custom_formatters: {
timeFormatter: {
	format: (date) => {
		const _format_str = '%h:%m';
		return _format_str
			.replace('%h', date.getUTCHours(), 2)
			.replace('%m', date.getUTCMinutes(), 2)
			.replace('%s', date.getUTCSeconds(), 2);
	}
},
dateFormatter: {
	format: (date) => {
		return date.getUTCFullYear() + '/' + (date.getUTCMonth() + 1) + '/' + date.getUTCDate();
	}
},
tickMarkFormatter: (date, tickMarkType) => {
	switch (tickMarkType) {
		case 'Year':
			return 'Y' + date.getUTCFullYear();

		case 'Month':
			return 'M' + (date.getUTCMonth() + 1);

		case 'DayOfMonth':
			return 'D' + date.getUTCDate();

		case 'Time':
			return 'T' + date.getUTCHours() + ':' + date.getUTCMinutes();

		case 'TimeWithSeconds':
			return 'S' + date.getUTCHours() + ':' + date.getUTCMinutes() + ':' + date.getUTCSeconds();
	}

	throw new Error('unhandled tick mark type ' + tickMarkType);
},
priceFormatterFactory: (symbolInfo, minTick) => {
	if (symbolInfo?.fractional || minTick !== 'default' && minTick.split(',')[2] === 'true') {
		return {
			format: (price, signPositive) => {
				// return the appropriate format
			},
		};
	}
	return null; // this is to use default formatter;
},
studyFormatterFactory: (format, symbolInfo) => {
    if (format.type === 'price') {
        const numberFormat = new Intl.NumberFormat('en-US', { notation: 'scientific' });
        return {
            format: (value) => numberFormat.format(value)
        };
    }

    if (format.type === 'volume') {
        return {
            format: (value) => (value / 1e9).toPrecision(format?.precision || 2) + 'B'
        };
    }

    if (format.type === 'percent') {
        return {
            format: (value) => `${value.toPrecision(format?.precision || 4)} percent`
        };
    }

    return null; // this is to use default formatter;
},
}

Remark: tickMarkFormatter must display the UTC date, and not the date corresponding to your local timezone.

custom_indicators_getter​

• Optional custom_indicators_getter: (PineJS: PineJS) => Promise<readonly CustomIndicator[]>

Function that returns a Promise object with an array of your custom indicators.

PineJS variable will be passed as the first argument of this function and can be used inside your indicators to access internal helper functions.

See more details here.

custom_indicators_getter: function(PineJS) {
    return Promise.resolve([
        // *** your indicator object, created from the template ***
    ]);
},

Type declaration​

▸ (PineJS): Promise<readonly CustomIndicator[]>

Parameters​
NameType
PineJSPineJS
Returns​

Promise<readonly CustomIndicator[]>

custom_timezones​

• Optional custom_timezones: CustomAliasedTimezone[]

List of custom timezones.

Please see the timezones documentation for more details.

custom_translate_function​

• Optional custom_translate_function: CustomTranslateFunction

Use this property to set your own translation function. key and options will be passed to the function.

You can use this function to provide custom translations for some strings.

The function should return either a string with a new translation or null to fallback to the default translation.

For example, if you want to rename "Trend Line" shape to "Line Shape", then you can do something like this:

custom_translate_function: (key, options, isTranslated) => {
    if (key === 'Trend Line') {
        // patch the title of trend line
        return 'Line Shape';
    }

    return null;
}

datafeed​

• datafeed: IBasicDataFeed | IDatafeedChartApi & IExternalDatafeed & IDatafeedQuotesApi

JavaScript object that implements the datafeed interface (IBasicDataFeed) to supply the chart with data. See Connecting Data for more information on the JS API.

datafeed: new Datafeeds.UDFCompatibleDatafeed("https://demo_feed.tradingview.com")

debug​

• Optional debug: boolean

Setting this property to true will make the chart write detailed API logs into the browser console. Alternatively, you can use the charting_library_debug_mode featureset to enable it, or use the setDebugMode widget method (IChartingLibraryWidget.setDebugMode) .

debug: true,

disabled_features​

• Optional disabled_features: ChartingLibraryFeatureset[]

The array containing names of features that should be disabled by default. Feature means part of the functionality of the chart (part of the UI/UX). Supported features are listed here.

Example:

disabled_features: ["header_widget", "left_toolbar"],

drawings_access​

• Optional drawings_access: AccessList

You can hide some drawings from the toolbar or add custom restrictions for applying them to the chart.

This property has the same structure as the studies_access argument. Use the same names as you see in the UI.

Remark: There is a special case for font-based drawings. Use the "Font Icons" name for them. Those drawings cannot be enabled or disabled separately - the entire group will have to be either enabled or disabled.

Example

drawings_access: {
    type: 'black',
    tools: [
        {
            name: 'Trend Line',
            grayed: true
        },
    ]
},

enabled_features​

• Optional enabled_features: ChartingLibraryFeatureset[]

The array containing names of features that should be enabled by default. Feature means part of the functionality of the chart (part of the UI/UX). Supported features are listed here.

Example:

enabled_features: ["move_logo_to_main_pane"],

favorites​

• Optional favorites: Favorites<ChartTypeFavorites>

Items that should be marked as favorite by default. This option requires that the usage of localstorage is disabled (see featuresets to know more). The favorites property is supposed to be an object. The following properties are supported:

favorites: {
    intervals: ["1D", "3D", "3W", "W", "M"],
    indicators: ["Awesome Oscillator", "Bollinger Bands"],
    drawingTools: ['LineToolBrush', 'LineToolCallout', 'LineToolCircle'],
    chartTypes: ['Area', 'Candles'],
},

If you want to allow users to add/remove items from favorites, you should enable/disable the items_favoriting featureset.

fullscreen​

• Optional fullscreen: boolean

Boolean value showing whether the chart should use all the available space in the window.

Default

false

fullscreen: true,

header_widget_buttons_mode​

• Optional header_widget_buttons_mode: HeaderWidgetButtonsMode

An additional optional field to change the look and feel of buttons on the top toolbar.

By default (if option is omitted) header will be in adaptive mode (fullsize if the window width allows and icons on smaller windows).

Example:

header_widget_buttons_mode: 'fullsize',

height​

• Optional height: number

The desired height of a widget. Please make sure that there is enough space for the widget to be displayed correctly.

height: 600,

Remark: If you want the chart to use all the available space use the fullscreen parameter instead of setting it to '100%'.

interval​

• interval: ResolutionString

The default interval for the chart.

Example:

interval: '1D',

library_path​

• Optional library_path: string

A path to a static folder.

library_path: "charting_library/",

load_last_chart​

• Optional load_last_chart: boolean

Set this parameter to true if you want the library to load the last saved chart for a user (you should implement save/load first to make it work).

load_last_chart: true,

loading_screen​

• Optional loading_screen: LoadingScreenOptions

Customization of the loading spinner. Value is an object with the following possible keys:

  • backgroundColor
  • foregroundColor

Example:

loading_screen: { backgroundColor: "#000000" }

locale​

• locale: LanguageCode

Locale to be used by the library. See Localization section for details.

locale: 'en',

numeric_formatting​

• Optional numeric_formatting: NumericFormattingParams

The object containing formatting options for numbers. The only possible option is decimal_sign currently.

numeric_formatting: { decimal_sign: "," },

overrides​

• Optional overrides: Partial<WidgetOverrides>

Override values for the default widget properties You can override most of the properties (which also may be edited by user through UI) using overrides parameter of Widget constructor. overrides is supposed to be an object. The keys of this object are the names of overridden properties. The values of these keys are the new values of the properties.

Example:

overrides: {
    "mainSeriesProperties.style": 2
}

This code will change the default series style to "line". All customizable properties are listed in separate article.

save_load_adapter​

• Optional save_load_adapter: IExternalSaveLoadAdapter

An object containing the save/load functions. It is used to implement a custom save/load algorithm. Please see details and an example on Saving and Loading Charts page.

saved_data​

• Optional saved_data: object

JS object containing saved chart content. Use this parameter when creating the widget if you have a saved chart already. If you want to load the chart content when the chart is initialized then use load() method (IChartingLibraryWidget.load) of the widget.

saved_data_meta_info​

• Optional saved_data_meta_info: SavedStateMetaInfo

JS object containing saved chart content meta info.

settings_adapter​

• Optional settings_adapter: ISettingsAdapter

An object that contains set/remove functions. Use it to save chart settings to your preferred storage (including server-side).

Example:

settings_adapter: {
    initialSettings: { ... },
    setValue: function(key, value) { ... },
    removeValue: function(key) { ... },
}

settings_overrides​

• Optional settings_overrides: Overrides

The object that contains new values for values saved to the settings. These overrides will replace any matching values from the settings, regardless of where the settings are loaded from (i.e. local storage or a custom settings adapter). The object is similar to the overrides object.

overrides will not affect values that have been saved to settings so this option can be used instead.

settings_overrides: {
    "linetooltrendline.linecolor": "blue"
}

snapshot_url​

• Optional snapshot_url: string

This URL is used to send a POST request with binary chart snapshots when a user presses the snapshot button. This POST request contains multipart/form-data with the field preparedImage that represents binary data of the snapshot image in image/png format.

This endpoint should return the full URL of the saved image in the the response.

snapshot_url: "https://myserver.com/snapshot",

studies_access​

• Optional studies_access: AccessList

You can hide some studies from the toolbar or add custom restrictions for applying them to the chart.

Example

studies_access: {
    type: "black" | "white",
    tools: [
        {
            name: "<study name>",
            grayed: true
        },
        < ... >
    ]
}

studies_overrides​

• Optional studies_overrides: StudyOverrides

Use this option to customize the style or inputs of the indicators. You can also customize the styles and inputs of the Compare series using this argument. Refer to Indicator Overrides for more information. Overrides for built-in indicators are listed in StudyOverrides.

studies_overrides: {
    "volume.volume.color.0": "#00FFFF",
},

study_count_limit​

• Optional study_count_limit: number

Maximum amount of studies allowed at one time within the layout. Minimum value is 2.

study_count_limit: 5,

symbol​

• Optional symbol: string

The default symbol for the chart.

Example:

symbol: 'AAPL',

symbol_search_complete​

• Optional symbol_search_complete: SymbolSearchCompleteOverrideFunction

Use this property to set a function to override the symbol input from the Symbol Search.

For example, you may want to get additional input from the user before deciding which symbol should be resolved.

The function should take two parameters: a string of input from the Symbol Search and a optional search result item. It should return a Promise that resolves with a symbol ticker and a human-friendly symbol name.

NOTE: This override is not called when adding a symbol to the watchlist.

{
    // `SearchSymbolResultItem` is the same interface as for items returned to the Datafeed's searchSymbols result callback.
    symbol_search_complete: (symbol: string, searchResultItem?: SearchSymbolResultItem) => {
        return new Promise((resolve) => {
            let symbol = getNewSymbol(symbol, searchResultItem);
            let name = getHumanFriendlyName(symbol, searchResultItem)
            resolve({ symbol: symbol, name: name });
        });
    }
}

symbol_search_request_delay​

• Optional symbol_search_request_delay: number

A threshold delay in milliseconds that is used to reduce the number of search requests when the user enters the symbol name in the Symbol Search.

symbol_search_request_delay: 1000,

theme​

• Optional theme: ThemeName

Set predefined custom theme color for the chart. Supported values are: "light" | "dark".

theme: "light",

time_frames​

• Optional time_frames: TimeFrameItem[]

List of visible time frames that can be selected at the bottom of the chart. See Time frame toolbar for more information. Time frame is an object containing the following properties:

Example:

time_frames: [
    { text: "50y", resolution: "6M", description: "50 Years" },
    { text: "3y", resolution: "1W", description: "3 Years", title: "3yr" },
    { text: "8m", resolution: "1D", description: "8 Month" },
    { text: "3d", resolution: "5", description: "3 Days" },
    { text: "1000y", resolution: "1W", description: "All", title: "All" },
]

time_scale​

• Optional time_scale: TimeScaleOptions

An additional optional field to add more bars on screen.

Example:

time_scale: {
    min_bar_spacing: 10,
}

timeframe​

• Optional timeframe: TimeframeOption

Sets the default timeframe of the chart.

The timeframe can be relative to the current date, or a range.

A relative timeframe is a number with a letter D for days and M for months:

timeframe: '3M',

A range is an object with to and from properties. The to and from properties should be UNIX timestamps:

timeframe: { from: 1640995200, to: 1643673600 } // from 2022-01-01 to 2022-02-01

Note: When using a range the chart will still request data up to the current date. This is to enable scrolling forward in time once the chart has loaded.

timezone​

• Optional timezone: "exchange" | Timezone

Default timezone of the chart. The time on the timescale is displayed according to this timezone. See the list of supported timezones for available values. Set it to exchange to use the exchange timezone. Use the ChartingLibraryWidgetOptions.overrides section if you wish to override the default value.

timezone: "America/New_York",

toolbar_bg​

• Optional toolbar_bg: string

Background color of the toolbars.

toolbar_bg: '#f4f7f9',

user_id​

• Optional user_id: string

Set the user ID for the high-level saving / loading charts API. See more details here.

user_id: 'public_user_id',

width​

• Optional width: number

The desired width of a widget. Please make sure that there is enough space for the widget to be displayed correctly.

width: 300,

Remark: If you want the chart to use all the available space use the fullscreen parameter instead of setting it to '100%'.