Overview

The Treemap Chart widget offers a visually appealing and informative way to represent hierarchical data in your Mendix applications. By utilizing color-coded rectangles of varying sizes, this widget enables you to quickly identify patterns, trends, and anomalies within complex datasets.

Key Features:

• Intuitive Configuration: Easily customize the appearance and behavior of your treemap chart through a user-friendly interface.
• Dynamic Data Binding: Seamlessly connect your chart to your Mendix data sources, ensuring real-time updates.
• Interactive Exploration: Engage your users with interactive features like tooltips, drill-down capabilities, and zooming.
• Flexible Customization: Tailor the chart's colors, labels, and layout to match your specific design requirements.
• Performance Optimization: Experience smooth performance even with large datasets, thanks to efficient rendering techniques.

Ideal Use Cases:

• Financial Analysis: Visualize revenue, expenses, and profit margins across different departments or product lines.
• Sales Performance: Track sales figures by region, product category, or sales representative.
• Market Share Analysis: Compare market shares of different companies or brands.
• Organizational Structure: Represent hierarchical relationships within your organization.
• Resource Allocation: Visualize resource utilization across different projects or teams.

Elevate Your Data Visualizations

By incorporating the Treemap Chart widget into your Mendix applications, you can enhance data understanding, decision-making, and overall user experience.

Documentation

Uncover hidden insights in your data with the Treemap Chart widget. This powerful visualization tool leverages Chart.js to represent hierarchical data as visually appealing nested rectangles. Each rectangle's size and color indicate its relative value or importance, allowing you to quickly identify trends, compare values, and drill down into details with ease.

Typical usage scenario

The Treemap Chart widget is a versatile tool for visualizing hierarchical data within Mendix applications. It's ideal for scenarios where you want to:

• Quickly identify trends and patterns: The visual representation of data hierarchies makes it easy to spot significant trends and anomalies.
• Compare relative values: The size of each rectangle directly correlates to its value, enabling quick comparisons.
• Explore complex data structures: Drill down into specific areas of interest to uncover hidden insights.

Features and limitations

F

Features:

• Easy Customization: The widget allows users to hover effects, and tooltip content via a user-friendly configuration interface.
• Dynamic Data Binding: Connects to Mendix data sources, enabling the display of real-time or frequently updated data.
• Interactive Tooltips and Hover Effects: Hovering over chart elements reveals custom tooltip information, enhancing interactivity.
• Adjustable Labels and Titles: Titles and labels can be customized for font, color, and size, making the chart easy to integrate with an app's design language.
• Onclick Event Handling: Allows custom actions when elements are clicked, such as navigation or further data display.
• Performance Optimization: Efficient rendering ensures smooth performance even with large datasets.

Limitations:

• Readability in Large Datasets: High-density datasets can lead to cluttered visuals, potentially impacting readability.
• Complexity: While powerful, the treemap chart might be less suitable for simple, linear data.
• Data Density: For very large datasets, the chart might become cluttered, reducing readability.
• Color Customization Limitation: Users cannot currently change the color of individual boxes within the treemap, limiting customization options for distinguishing between categories.

Installation:

1. Download the widget: Obtain the widget package from the Mendix Marketplace.
2. Import into your app: Import the widget into your Mendix app using the standard import process.

Configuration:

1. Data Source: Connect the chart to your desired data source, specifying the hierarchical structure. This is a required property that defines the list of objects representing the hierarchical data.
2. Data Key: The data key is a required attribute that specifies the attribute representing the value of each item in the hierarchical data. It helps determine the value displayed in the chart.
3. Label Key: This required property defines the attribute used as the label for each item in the hierarchical data. It provides a label that will appear in the chart for each data point.
4. Tooltip Template: The tooltip template is an optional property that displays additional information when hovering over chart elements. You can customize the template to provide more detailed or dynamic information.
5. Hover Effect Color: This optional property sets the color effect on chart elements when they are hovered over. It helps enhance interactivity by visually highlighting the elements
6. Show Chart Title: This property enables or disables the display of the chart title. If set to true, the title will be visible. If set to false, the title will not be shown.
7. Show Labels: This property enables or disables the display of the chart labels. If set to true, the labels will be visible. If set to false, the labels will not be shown.
8. Chart Title: This property sets the chart title. You can customize this string to display any title you prefer for the chart.
9. Font Color: This property sets the font color for the chart title. You can define the color using a color code, such as #000000 for black, or any other valid hex color value.
10. Font Family: This property defines the font family for the chart title. Examples of font families include Arial, Times New Roman, or custom fonts like Open sans, and sans-serif.
11. Font Size: This property sets the font size for the chart title in pixels. For example, a value of 12 will make the title text smaller, while 24 will make it larger.
12. Font Style: This property sets the font style for the chart title. You can set it to values such as normal, italic, oblique, initial, or inherit.
13. Font Weight: This property defines the font weight for the chart title. You can adjust the weight for different emphasis, with common values like 100 for light, 400 for normal, 700 for bold, and 900 for bolder.
14. Onclick Action: This property triggers an event when a chart element is clicked, enabling you to define custom actions. It allows you to specify what happens when a user interacts with the chart element.

Known Bugs

• No known bugs as of now.

Frequently Asked Questions

• Q1: Can I customize the colors of the rectangles?
  • A: No, the colors of the rectangles in the treemap chart cannot be customized as it uses its default color scheme.
• Q2: How can I handle large datasets?
  • A: The widget is optimized for performance; however, consider using techniques like filtering or hierarchical aggregation when dealing with large datasets.
• Q3: Can I drill down into specific parts of the chart?
  • A: Yes, the widget has drill-down functionality that allows users to explore hierarchical data in greater detail.

By following these guidelines and addressing potential limitations, you can effectively leverage the Treemap Chart widget to enhance your Mendix applications with insightful data visualizations.

Contributors: Avinash Pansuriya

Demo Project: https://treemapchart-sandbox.mxapps.io/index.html?profile=Responsive

User ID: demo_administrator

Password:- j5Llg1aPbmKK