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Plot graphics

chrill3123chrill3123 Posts: 2Member
I want to plot coordinates from arraylist. I make an array from array list and pass the coordinate to an methos which task is to plot the coordinates on the jpanel. I try to call the graphics g method with g.drawLine(int x-, int y-, int x+, int y+);
but nothing happends.

Any help is greatly appreciated
Regards
Christian
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