An item label displays the series title. Can be changed for direction if better. Marks that this box should take the full width of the canvas (pushing down other boxes). The following example will create a chart with the legend enabled and turn all of the text red in color. label: this is for the legend font color and size. Label will be … To configure how this legend is generated, you can change the legendCallback config property. Label style will match corresponding point style (size is based on the minimum value between boxWidth and font.size). The legend configuration is passed into the options.plugins.legend namespace. When we want Legend to appear for a dataSeries, we set showInLegend to true in that dataSeries, this makes the dataSeries to appear in legend. Sometimes you need a very complex legend. See https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/lineJoin, // Point style of the legend box (only used if usePointStyle is true), // Rotation of the point in degrees (only used if usePointStyle is true), // See controller.isDatasetVisible comment, // We hid a dataset ... rerender the chart. Choose one of the following values: b - Legend at the bottom of the chart, legend entries in a horizontal row. sort: function: null: Sorts legend items. This will force the text direction `'rtl', 'ltr` on the canvas for rendering the legend, regardless of the css specified on the canvas, Generates legend items for each thing in the legend. Each series (or points in case of pie charts) is represented by a symbol and its name in the legend. Defaults to 'center' for unrecognized values. Items passed to the legend onClick function are the ones returned from labels.generateLabels. Filters legend items out of the legend. Arguments: A callback that is called when a 'mousemove' event is registered on top of a label item. It is possible to override the symbol creator function and create custom legend symbols. legend.position: Position of the legend. Export to PDF in Node.js; Export to PDF in Java; Export to PDF in PHP; Export to PDF in C#; Legend. This can be easily achieved using a callback in the config object. By combining this with horizontalAlign, Legend can be aligned in nine positions on the chart. But finally chose legend.labels.reverse to be consistent with the legend.reverse option. We could change the click handler accordingly. Receives 3 parameters, two, If specified, this style of point is used for the legend. This is unlikely to need to be changed in day-to-day use. This is what my legendCallback looks like: mixed: false: classNames: Accepts a array of strings as long as the chart's series, those will be added as classes to the li elements. html - multiple - chart.js legend position top right ... How can I control the placement of my Chart.JS pie chart's legend, as well as its appearance? Arguments: A callback that is called when a 'mousemove' event is registered outside of a previously hovered label item. i want to create the legend position just like this. Legend.Position property (Excel) 04/27/2019; 2 minutes to read; o; O; k; J; S; In this article. Configuration options#. The legend label configuration is nested below the legend configuration using the labels key. Charts provide a generateLegend() method on their prototype that returns an HTML string for the legend. Items passed to the legend onClick function are the ones returned from labels.generateLabels. Generates legend items for each thing in the legend. When there are multiple dataSeries in the chart, legends help to identify each dataSeries with a predefined symbol and name of the series. A callback that is called when a 'mousemove' event is registered on top of a label item. To specify additional padding between the legend and the chart area or the image border, use the chma parameter. Receives 2 parameters, a. Label style will match corresponding point style (size is based on the mimimum value between boxWidth and fontSize). If specified as a number, it applies evenly to all sides. Default implementation returns the text + styling for the color box. so you cannot tune legend position in ng2-charts settings. Note that legendCallback is not called automatically and you must call generateLegend() yourself in code when creating a legend using this method. Chart.js allows developers to extend the default functionality by creating plugins. Arguments: Legend will show datasets in reverse order. Enabling Default Legend. You can change this default legend size by using the size property of the legend. Other times, user might need some visual clues to make sense of the information. You can check the ChartJS documentation and set some other properties as well. In these cases, it makes sense to generate an HTML legend. Moving on. Legend Item Interface. legend:{ //legend properties }, . Legend will show datasets in reverse order. Label will be rendered with a strike-through effect, // For box border. The legend can be positioned anywhere around the chart area by setting the legend.position property. This is unlikely to need to be changed in day-to-day use. See https://developer.mozilla.org/en/docs/Web/API/CanvasRenderingContext2D/lineCap, // For box border. . Similar results can be obtained by setting [margin] and [margin-...] attributes. The chart legend displays series values exhibited in the chart's plot. Receives 3 parameters, two Legend Items and the chart data. js This can be easily achieved using a callback in the config object. There are settings to control grid lines and ticks.. There are pre-defined positions … There’s lots of other examples on the Chart.js website and the documentation is comprehensive. Defaults to 'center' for unrecognized values. title.position: position of the box around the chart (top, left, right, bottom) title.align: title alignment inside the layout box (start, center, end, stretch) title.textAlign: horizontal alignment of text (left, center and right) title.position is already implemented and textAlign seems directly mapped to context.textAlign. This way you can choose which dataSeries to show in legend. An item marker identifies the series color. See https://developer.mozilla.org/en-US/docs/Web/API/CanvasRenderingContext2D/setLineDash, // For box border. 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