Java 2D Drawing Application - Shape Should Be Drawn As Mouse Is Dragged

Java 2D Drawing Application. The application will contain the following elements:

a) an Undo button to undo the last shape drawn.

b) a Clear button to clear all shapes from the drawing.

c) a combo box for selecting the shape to draw, a line, oval, or rectangle.

d) a checkbox which specifies if the shape should be filled or unfilled.

e) a checkbox to specify whether to paint using a gradient.

f) two JButtons that each show a JColorChooser dialog to allow the user to choose the first and second color in the gradient.

g) a text field for entering the Stroke width.

h) a text field for entering the Stroke dash length.

I) a checkbox for specifying whether to draw a dashed or solid line.

j) a JPanel on which the shapes are drawn.

k) a status bar JLabel at the bottom of the frame that displays the current location of the mouse on the draw panel.

If the user selects to draw with a gradient, set the Paint on the shape to be a gradient of the two colors chosen by the user. If the user does not chosen to draw with a gradient, the Paint with a solid color of the 1st Color.

Note: When dragging the mouse to create a new shape, the shape should be drawn as the mouse is dragged.

Java Code:

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.GridLayout;
import java.awt.Point;
import java.awt.TextField;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;

[Code] ....

Missing things for the code check boxes for color gradients, line width and dashed.