[fpc-pascal] Re: interactively draw an ellipse

leledumbo leledumbo_cool at yahoo.co.id
Wed Jan 23 12:23:19 CET 2013

Create a backend data structure representing what's on the canvas ATM, then
draw them all at OnPaint (clean the canvas first). This way, the temporary
object will be kept drawn as it's the same as the final object. You can even
modify already drawn object if you want.

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