Contour

Contour plots are a way to show a three-dimensional surface on a two-dimensional plane.

Set up

2. Define the X- and Y-Axis to plot.

3. Shading is defined by the Z-axis and the color gradient. Use the Tick interval to set the gap in the number of display labels for the z-axis.

Basics

Data Source
Data sources
Show Scale Bar
Display scale for the response (contour) variable, Z-axis.
Type

Select between contour or heatmap

X-, Y- and Z-Axis

Column
Select data column from Data Source.
Type
Select axis type: linear, category or date; category and date are only available for heatmap Type contour charts.
Use Range
Min
Max
Set axis range values, axis will default to data range if not set.

Z-axis

Determines the line interpolation and contour colors as defined by range Min and Max, or default data minimum and maximum.

Title

Label
Label Size
Give axis a name and set the font size.

Layout

Background
Set color background of chart
Top
Bottom
Left
Right
Set chart margins (pixels)
Set central chart image padding (pixels)

Contour Palette

Sets the number of colors used in the range; range values will be spread evenly across the number of defined colors.

Show Annotation
Tick Interval
Define tick label frequency on gradient bar.

Tooltip

Show Tooltip
Default to display of x-, y- and z-axis (shade) values; defined in Custom Tooltip.
Custom Tooltip
Create a custom tooltip; default sample tooltip used by Show Tooltip.

Image

Source
Replace map with an image sourced from an URL. Can be a view state parameter

Style, Margins, Format

Line Smoothing
Determines line smoothing; a value of zero reflects no smoothing, 100 is maximum smoothing.

Style for common settings