Cropping paint devices

[Adrian Page]

Casper Boemann wrote:
> On Saturday 26 March 2005 18:39, Adrian Page wrote:
> 
>>I have just committed some more fixes which stop it crashing, although
>>redoing after an undo currently restores the deleted tiles.
> 
> ok I know where the problem lies and have thought of a fix, involving a table 
> of deleted tiles.

Yes, that seems to be the way to go. The Memento knows which tiles have 
changed or been added, but not those that have been removed.

> It could also be done by comparing two hashtables, but for simplicity I think 
> a table of deleted tiles is the way to go.
> 
> I'll do it if no one else is not already working on this. Adrian?

Have given it some thought but not done anything, so go ahead. :-)

Adrian