drawAreaLineChart Function

The drawAreaLineChart function is a JavaScript utility for creating area-line charts using the D3.js library. This function accepts a configuration object with parameters such as selector, data, xColumn, yColumn, period, width, and height. It generates an interactive area-line chart with tooltips.

Usage

drawAreaLineChart({
  selector: '#chartContainer',
  data: [
    {'date': '202201', 'value': 10, 'tooltip_text': 'Details 1', 'text_label': 'Label 1'},
    // ... more data objects
  ],
  xColumn: 'date',
  yColumn: 'value',
  period: 'monthly', // 'monthly' or 'quarterly'
  width: 800, // optional width
  height: 400, // optional height
});

Parameters

• selector (string): The CSS selector for the container element where the chart will be rendered.
• data (array): An array of objects representing the chart data. Each object should have properties like 'date', 'value', 'tooltip_text', and 'text_label'.
• xColumn (string): The name of the column in the data representing the X-axis values.
• yColumn (string): The name of the column in the data representing the Y-axis values.
• period (string): Specifies the time period for X-axis tick labels. It can be either 'monthly' or 'quarterly'.
• width (number, optional): The width of the chart. If not provided, it will use the width of the selector element.
• height (number, optional): The height of the chart.

Features

• Handles empty data or data with zero total values gracefully.
• Dynamically adjusts chart dimensions based on the provided width and height or the container's width.
• Displays a custom tooltip with relevant information when hovering over data points.
• Includes text labels for additional insights associated with data points.