Changes

If you followed the tutorial you will now have a plum color circle drawn on a black background. The background is black because this is the default for a new Bitmap object and we made not attempt change the color after we created the Graphics Object. Had we wanted a different background color we could have called the ''Clear()'' method of the graphics objectbitmap's Graphics Object, passing in a new color:

The above code will clear the bitmap and , in doing so, change the color of the background to white.