Keeping track of a control's transformation?

[Doug Lerner]

I think I need more than that though. Something about the entirety of the
transformation matrix. Or rather than the rectangle, the begin and end
points of all the anchors at least. The problem is that left can become
right and up can become down...

doug

On 2/13/04 6:56 PM, "xbury.cs at clearstream.com" <xbury.cs at clearstream.com>
wrote:

> You could send the start click location (in a mousedown event)
> and the end click location (in a mouseup)...
> 
> Hope it helps...
> ---------------------=---------------------
> Xavier Bury
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> 
> Doug Lerner <doug at webcrossing.com>
> Sent by: use-revolution-bounces at lists.runrev.com
> 13/02/04 10:47 AM
> Please respond to How to use Revolution
> 
> 
>       To:     <erik at erikhansen.org>, How to use Revolution
> <use-revolution at lists.runrev.com>
>       cc:
>       Subject:        Keeping track of a control's transformation?
> 
> .
> 
> 
> In a client application I am working on, I am drawing arrows and sending
> the
> arrow information to a server, to be mirrored in other clients.
> 
> One thing that doesn't mirror perfectly though is this: in the client,
> when
> you select and resize an arrow, you can effectively change the rotation of
> the arrow by resizing so that the relative corners change.
> 
> For example, you can turn a bottom left to top right arrow into a bottom
> right to top left arrow by dragging the top-right corner anchor to the
> left,
> effectively turning the anchor into the top-left corner anchor. Do you
> know
> what I mean?
> 
> Anyway, all I am sending for resizes is the end rectangle, and that no
> longer has enough information in it to indicate that such a transformation
> took place.
> 
> Is there any information - a before and after transformation matrix or
> something like that - that I can use instead to send more complete
> information on what happened?
> 
> Thanks,
> 
> Doug
> 
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