The JavaScript HeatMap control is a graphical representation of two-dimensional data where the values are represented with gradient or solid color variations. The data points are rendered as HeatMap cells using Scalable Vector Graphics (SVG) or canvas UI rendering.
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To install the HeatMap and its dependent packages, use the following command.
npm install @syncfusion/ej2-heatmapHeatMap control is also offered in the following list of frameworks.
 Angular |
 React |
 Vue |
 ASP.NET Core |
 ASP.NET MVC |
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- Data binding: Binding data in JSON and two-dimensional array formats is supported.
- Axis types: Supports three different types of axes to populate the data, namely Numerical, Categorical and DateTime.
- Axis: Supports inverted axis, opposed position and axis intervals.
- Rendering modes: Supports automatic switching between SVG and Canvas rendering modes based on the data source length.
- Palette: Different colors are provided for different value ranges to be used in the cells.
- Legend: Summarizes the information for the colors which represents each values in HeatMap.
- Tooltip: Provides information about the cell values on hover.
- Selection: Supports selecting the cells that will be the center of attraction.
- Templates: Templates can be used to create custom user experience in the tooltip of the heatmap.
Product support is available through the following mediums.
- Support ticket - Guaranteed Response in 24 hours | Unlimited tickets | Holiday support
- Community forum
- GitHub issues
- Request feature or report bug
- Live chat
Check the changelog here. Get minor improvements and bug fixes every week to stay up to date with frequent updates.
This is a commercial product and requires a paid license for possession or use. Syncfusion’s licensed software, including this control, is subject to the terms and conditions of Syncfusion's EULA. To acquire a license for 80+ JavaScript UI controls, you can purchase or start a free 30-day trial.
A free community license is also available for companies and individuals whose organizations have less than $1 million USD in annual gross revenue and five or fewer developers.
See LICENSE FILE for more info.
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