Spline Area Chart

Spline Area chart allows you to showcase the difference between the minimum and maximum values over a certain time period with data points are connected by smooth curves.

How to configure the table data to spline area chart?

Spline Area chart needs a minimum 1 value element and 1 column element to showcase. The measure or expression field that you would like to analyze can be dropped into the Y values block. The dimension that you would like to categorize the measure can be dropped onto the Columns block. If you would like to categorize based on a series, then the respective dimension can be dropped onto the Rows block in addition.

Follow the steps to configure data to Spline Area chart:

1. Drag and drop the control to canvas and resize it to your required size.

2. Click the Data Source button in the configuration panel.

3. Click the CREATE NEW button to launch a new connection from the connection type panel.

4. In the connection type panel, click any one (Here, the Microsoft Excel Connection type is selected for demonstration) of the listed connection type button.

5. In the NEW DATA SOURCE configuration panel, fill the connection type and related details. Click the Preview & Connect button.

6. Drag your preferred table or view from the left pane from the data design view, and click the Save button.

7. Click the Properties button in the configuration panel, property pane opens. Now, switch to the ASSIGN DATA tab.

8. The ASSIGN DATA tab will be opened with the available measures and dimensions from the connected data source.

9. You can add the required data from the Measures and Dimensions into the required field.

Adding Values

You can add more than one Measures into the Values field by drag and drop the required measure.

Renaming fields

The configured field names can be edited by using the Rename option provided in the settings menu.

Changing the aggregation type

Click the Settings option to change the name and the required summary type from the available summary types shown in the Settings.

Filtering data

You can filter the data to be displayed in the funnel chart by using the Filter option. For more details, refer to filter.

Measure formatting

You can format the data to be displayed in the chart by using the Format option. For more details, refer to measure format.

To remove the added value fields, click the highlighted button.

You can add more than one column from the Dimensions field into the Values field.

Adding Columns

You can add more than one value into the Columns field.

Spline Area chart will be rendered like this,

Settings

You can change the Settings.

Renaming fields

The configured field names can be edited by using the Rename option provided in the settings menu.

Sorting

You can Sort the dimension data using the Sort option under the Settings menu list. To apply sorting for the data, refer to Sort.

Filtering data

You can apply filters by selecting the Filter(s) option in the settings. For more details, refer to filter.

After Filtering data

To show all records, click on Show All Records.

Similarly you can add the Measures and Expression Columns into the column field.

Drill Down

Add more than one value to the Columns field, an alert message will be shown. Click Yes to enable the option.

NOTE: If you click No, a single value will be added to the Columns field.

The drilled view of the chart region is selected.

Adding Rows

You can drag and drop the Dimension into the Rows field.

You can apply the filter and sort options for the rows field, if required.

This will render the spline area chart in a series.

How to format spline area chart?

You can format the spline area chart for better illustration of the view that you require, through the settings available in the Properties tab.

To configure the data into spline area chart follow the steps:

1. Drag and drop the spline area chart into the canvas and resize it to your required size.

2. Configure the data into spline area chart.

3. Focus on the spline area chart and click on the widget settings.

The property window will be opened,

General Settings

Name

This allows you to change the title for this spline area chart widget.

Subtitle

Allows you to provide the subtitle for this spline area chart widget.

Description

Allows you to provide the description about this spline area chart widget.

Basic Settings

Show Tooltip

This option allows you to toggle the visibility of tooltip in chart.

Chart Type and axis

Click the Change button to open the Chart Type and Axis Settings dialog.

Chart Type: This allows you to switch the widget view from the current chart type to another chart type.

Secondary Axis: By default, the configured field is plotted as the primary axis if you enable this option, the selected field will be plotted as the secondary axis.

Enable Animation

This allows you to enable the animation property. It animates by the measure values.

Show Value Labels

This allows you to toggle the visibility of value labels.

If you Disable Show Value Labels properties, the dependent properties, which are color, Value label position, Value label rotation and Value label suffix will be hidden.

Customize

This allows you to customize the toggle visibility of value labels in each series.

Value Label Color

This allows you to customize the value label’s color.

Value Label Position

This option allows you to customize the value label position in a chart. By default, it is set to ‘Auto,’ so the label position for the spline area chart will be set to Top.

Value Label Rotation

This allows you to define the rotation angle for the value labels to display.

Value Label Suffix

This allows you to show or hide the suffix value of value labels.

Suffix Value

This allows you to customize the suffix value of value labels.

Note: When Increased the height and number of data in chart the value label was hidden. Use label rotation property to visible the label.

Show Marker

This allows you to toggle the visibility of marker from the label to adorn each data point in a chart series.

Show Items With No Data

This allows you to show the data which column does not have value.

Enable Smooth Scroll

On enabling this support, the chart scroll bar thumb-size will be calculated based on the total records count. So, you can see the last record by performing a single scroll.

Page Size

This option allows you to set number of records needs to be fetched on initial load.

Empty Point Mode

This allows you to handle the display mode of the data point values is null or undefined when the Show Items With No Data is enabled.

Gap

This option allows you to show the null or undefined values with gaps.

Zero

This option allows you to show the null or undefined values in the zero axis.

Average

This option allows you to display the null or undefined values as average.

Legend Settings

Show Legend

A Legend is a text used to describe the data plotted. This allows you to toggle the visibility of legend in a chart and also change the legend text position (selecting through combo box).

Enabling this option of Custom Legend Text will allow you to define a custom text (through the text area) to display for each legend series (selecting through the combo box) in a chart.

Legend Label Color

This allows you to change the chart legend title and label colors.

Customize

You can customize the legend text through the Custom Legend Settings dialog. This dialog will show the legend text list as labels at left and corresponding text area at right to add the formatted text to display instead.

Legend Position

A Legend is a text used to describe the data plotted. This option allows you to place the legend at the position of Left, Right, Top, and Bottom.

Legend Shape

This allows you change the shape of the legend.

Circle

This option allows you to change the shape of the legend in a Circle.

Series Type

This option allows you to change the shape of the legend in a Series.

Legend Title

This allows you to add the legend title for the chart. It will reflect with the Show Legend.

Text Overflow

This option allows you to customize legend text based on the ‘Text Width’ property value.

None

This option allows you to render legend items without any wrap and trim.

Trim

This option allows you to trim the legend items if its legend exceeds the ‘Text Width’ value.

Wrap

This option allows you to wrap legend items based on the ‘Text Width’ value.

Text Width

This option allows you to set a maximum width for the Legend Items and it is applicable only if text-overflow is set to Trim or Wrap.

If you uncheck the Show Legend property in the property panel, the dependent properties, which are Legend color, Legend position, customization button and Legend title are also hidden.

NOTE: For single series, Legend wont be visible.

Link

You can enable linking and configure to navigate to a general URL with or without parameters. For more details, refer to Linking.

Axis Settings

This section allows you to customize the axis settings in a chart.

Title color

This allows you to customize the axis title color.

Label color

This allows you to customize the axis label color.

Show Category Axis

This allows you to enable the visibility of Category Axis.

If you disable the Show Category Axis option, dependencies properties, which are Show axis title, Axis title text, Trim overflow mode, Trim axis labels, Label Rotation and Auto Interval option will be hidden.

Show Category Axis Title

This allows you to enable the visibility of Category Axis title.

Category Axis Title

This allows you to edit the Category Axis title for the chart. It will reflect in the x-axis name of the chart.

If we uncheck the Show Axis Title property, the Axis title text box property will be hidden.

Label overflow mode

This allows you to handle the display mode of the overlapping labels in the Category Axis.

Trim

This option trims the end of overlapping label in the axis.

Hide

This option hides the overlapping label in the axis.

Trim Axis Labels

This option allows you to trim the axis labels, based on the Maximum Label Width property value.

Label Maximum Width

This option allows you to set a maximum width for the axis labels, and also it can be made customizable when the trim axis label option is enabled.

Category Axis Label Rotation

This allows you to define the rotation angle for the category axis labels to display.

Auto Interval and Interval

By default, the ‘Auto Interval’ property is enabled. Auto Interval property is used to set auto intervals based on a number of data points for category axis labels. If a user wants to customize the interval, then the user needs to disable the auto interval and set the required interval.

Show Primary Value Axis

This allows you to enable the Primary Value Axis for the chart.

If you disable the Show Primary Axis option, dependencies properties, which are Axis title, Axis title text, Axis type and Axis Format properties will be hidden.

Show Primary Value Axis Title

This allows you to enable the visibility of the Primary Value Axis title of the chart.

Primary Value Axis Title

This allows you to edit the Primary Value Axis title. It will reflect in the y-axis name of the chart.

Inverse Axis

By default, the chart axis showing positive values on the top and negative values at the bottom. But, there are times when we need to inverse the axis and show the negative values on the top and positive values on the bottom. For Example, When we bind the temperature data to the chart and to display the negative values on the top, we can make use of this property.

On enabling this property the chart negative values will display on the top and positive values display on the bottom.

Axis Type

This allows you to change the type of axis in spline area chart.

Linear

This option allows you to handle the type of axis as linear.

Logarithmic

This option allows you to handle the logarithmic axis uses logarithmic scale and it is very useful in visualizing when the data has values with both lower order of magnitude (eg: 10-6) and higher order of magnitude (eg: 106).

Axis Format

This option allows you to format the primary and secondary axis values from the formatting details provided using the Format button. For more details, refer to this measure format.

Axis Range Settings

This allows you to manually set the Minimum, Maximum, and Interval values of the primary value axis through the Axis Range Settings dialog.

It will reflect in the primary value axis of the chart.

Grid Line

You can toggle the visibility of the each axes gridlines visibility using the property.

Primary Value Axis

This allows you to enable the Primary Value Axis gridlines for the spline area chart.

Secondary value Axis

This allows you to enable the Secondary Value Axis gridlines for the Combination chart.

Category Axis

This allows you to enable the Category Axis gridlines for the spline area chart.

Formatting

This allows you to change the color for the spline area chart.

It will reflect in the spline area chart.

Series Palette

This allows you to apply color for chart series either by using a default palette or a custom color palette. By default, the colors will be applied using the default palette. This series of settings will be visible only if we configured the row section in the chart.

Use Default Palette

This Option allows you to apply default color for chart series.

By toggle off the Use Default Palette option, the Color Mapping Type will be shown.

Color Mapping Type

Using the Color Mapping type, you can apply the colors to the series either based on data or index.

Data

It allows you to apply color for chart series based on data. If you want to apply a specific color to specific data(i.e. Violet color for 2021, Sky Blue color for 2022, and green for 2020), you can use Data based color mapping. By default, the Color Mapping Type will be Data.

Index

It allows you to apply color for chart series based on Index. Such that the colors are maintained based on index even if data is changed. It shows only 15 different colors. After that, the color will be repeated from above colors.

For example, If you are displaying the countries based on the increasing order of the case count, then the index-based color mapping will be useful to set the colors based on the rank. Say red color to the top, then the red color will be maintained for the country having the largest case count.

Note: We prefer to use Index based color customization only for minimum data(upto 15 series).

Font Settings

This section allows you to customize the font size of chart elements.

Auto font Size and font size

By default, the ‘Auto Font Size’ property is enabled. Auto font-size property is used to set font size based on the dashboard viewing client machine resolution. If the user wants to customize or set fixed font size, then the user needs to disable auto font size and set required font size.

Filter

This section allows you to handle the filter action for the spline area chart widget.

Act as Master Widget

This allows you to define this chart widget as a master widget such that its filter action can be made to listen by other widgets in the dashboard.

Ignore Filter Actions

This allows you to define this chart widget to ignore the responding to the filter actions applied on other widgets in the dashboard.

Enable Hierarchical Filter

Through this option, you can enable or disable hierarchical top N filtering. While applying the Top N filter with multiple dimension columns, the data returned can be customized based on whether the filtering needs to be done as flat or based on the hierarchy of dimension columns added.

When the Enable Hierarchical Filter option is enabled, the Top N will be applied for each individual column separately based on the number set for each column.

Trendline

You can add more than one trendline to Cartesian charts except for bar type series(Line, Column, Area, Spline) and stacked type of charts. You can add, edit, and delete trendlines.

Add Trendline and Edit Trendline

To add the trendline, click the highlighted button.

Now, the dialog will open as follows.

Click OK button to add trendline in a spline area chart. Now, the chart renders as follows.

To edit the trendline select the one to be edited and click the highlighted button.

Again the trendline dialog window opens now.

Legend Text

You can edit the trendline legend by the Legend Text text box. By default, the Legend Text renders are based on the Line type and Series name.

Series

You can change the series to which series have to show the trendline by Series dropdown option.

Line Type

You can select line type by the Line Type dropdown option(Linear, Exponential, Logarithmic, Power, and Polynomial).

Line Color

You can change the color of the trendline by the Line Color color picker.

Line Style

You can change the style of the trendline by the Line Style drop down option(Solid, Dot, Dash, DotDash, LongDash, and LongDashDotDot).

Delete Trendline

To delete the trendline, select the one to be deleted and click the highlighted button.

Container Appearance

This Sections allows you to customize the Container Appearance for the spline area chart widget.

Title Alignment

This allows you to handle the alignment of widget title to either left, center, or right.

Title Color

This allows you to apply the text color to the widget title.

Title Auto Font Size

This allows you to toggle the size of the font for the widget title.

Font Size

This allows you to apply the specified size of the font to the widget title if the Title Auto Font Size is disabled. Value can be between 10 and 44.

Subtitle Auto Font Size

This allows you to toggle the size of the font for the widget subtitle.

Font Size

This allows you to apply the specified size of the font to the widget title if the Subtitle Auto Font Size is disabled. Value can be between 10 and 32.

Auto Padding

On enabling Auto Padding, the padding of the widget container will be adjusted automatically if the size of the widget varies.

Padding

This allows you to customize the padding of the widget container if the Auto Padding is disabled. Value can be between 0 and 25.

Show Border

This allows you to toggle the visibility of the border surrounding the widget.

Corner Radius

This allows you to apply the specified radius to the widget corners if the Show Border is enabled. Value can be between 0 and 10.

Show Background Image

This allow you to set the background image for the spline area chart widget.

Background Color

This allows you to set the background color to the spline area chart widget.

Transparency

This property allows you to specifies the transparency for the background color.

Show Shadow

This allows you to toggle the visibility of the shadow surrounding the widget.

Container actions

This Section allows you to customize the Container actions for the spline area chart widget.

Show Header

This allows you to enable or disable the widget title of the spline area chart widget.

Allow Maximize View

This allows you to enable or disable the maximized mode of the spline area chart widget. The visibility of the maximize icon in the widget header will be defined based on the setting in the viewer.

Allow CSV Export

This allows you to enable or disable the CSV export option for the spline area chart widget. Enabling this allows you to export the summarized data of the widget view to CSV format in the viewer.

Allow Excel Export

This allows you to enable or disable the Excel export option for the spline area chart widget. Enabling this allows you to export the summarized data of the widget view to (.xlsx or .xls) format in the viewer.

Allow Image Export

This allows you to enable or disable the Image export option for the spline area chart widget. Enabling this allows you to export the view of the widget to image format (.jpg), (.png), or (.bmp) in the viewer.

Allow PDF Export

This allows you to enable or disable the PDF export option for the Column chart widget. Enabling this allows you to export the view of the widget to pdf format in the viewer.

Enable Comments

This allows you to enable or disable comment for the dashboard widget. For more details, refer to this link.

Allow View Underlying Data

This allows you to visualize the raw data associated with a widget at runtime.

To learn more about viewing the underlying widget data, refer to the view data documentation.

Pin widget

This allows you to pin the widget.

Responsive Behavior

We hide the widget elements based on the size of the widget for better readability.

When the chart has been placed with less than 7 columns chart Y-axis labels, Y-axis titles will be hidden.

When the chart has been placed with less than 6 rows, chart X-axis labels, X-axis titles and gridlines will be hidden.