Horizontal Bar Chart Example using JFreeChart
In the code given below we have extended class ApplicationFrame to create a frame and also pass a string value to the constructor of ApplicationFrame class by using super keyword that will be name of the created frame.
Some methods that are used in this code :
pack(): This method invokes the layout manager.
centerFrameOnScreen(): This method is used for the position of the frame in the middle of the screen.
setVisible(): This method is used for display frame on the screen.
createCategoryDataset(): This method is used to create the instance of CategoryDataset Interface and that contains a copy of the data in an array.
createBarChart(): This method is used to create bar chart for given values. It takes title, category axis label, value axis label, dataset, Plot Orientation, legend, tool tips and urls as parameter.
setBackgroundPaint(): This method is used to set the paint used to fill the chart background.