| 1 |
public void paint(Graphics g) actually has an argument and draws what you want on the screen
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| 2 |
There is somewhat confusing other methods update() and repaint() which need to used in advanced applications. You may need to call repaint() in a dynamic applet to change display but update() would not need to be called as invoked by repaint(). However update() is sometimes best overridden
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| 3 |
public void repaint() is a request by you to the Java runtime to update screen
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| 4 |
public void update(Graphics g) is invoked by repaint() and performs the screen update which involves clearing screen and invoking paint()
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