One of the approaches that struck me was using just plain HTML, a bit of DHTML and JavaScript to do the same thing. The padding variable indicates the number of pixels between the edge of the canvas and the chart inside. Lead discussions. Usage It stores the canvas reference and creates a drawing context also stored as a class member. Everything you need for your next creative project. The width of the horizontal bars in the graph shows the duration of each activity.” – Wikipedia Visualization of a Gantt chart. You can set other values for the width and height parameters if you don’t want your chart to fill the whole page. The bar chart allows a number of properties to be specified for each dataset.These are used to set display properties for a specific dataset. That is why we used 1 - gridValue/maxValue in the formula calculating the gridY value. The options.gridScale variable sets the step used for drawing the lines. How to make a D3.js-based bar chart in javascript. Likewise, there are a total of 7 pairs of bars. Animating Bar Charts using HTML. This mechanism can be clubbed with any web development tool like ASP, ASP.NET, JSP etc. Reference the AnyChart JavaScript charting library in the