Within a border?

[Doug Lerner]

Right, that's the sort of test I was thinking of.

doug

On 3/25/04 9:18 AM, "Brian Yennie" <briany at qldlearning.com> wrote:

> How about something like:
> 
> function isWithinBorder tLoc,tObject
>  put the rect of tObject into tRect
>  if (tLoc is within tRect) then
>     if abs(item 1 of tLoc - item 1 of tRect) <= (the borderWidth of
> tObject) then return TRUE
>     if abs(item 1 of tLoc - item 3 of tRect) <= (the borderWidth of
> tObject) then return TRUE
>     if abs(item 2 of tLoc - item 2 of tRect) <= (the borderWidth of
> tObject) then return TRUE
>     if abs(item 2 of tLoc - item 4 of tRect) <= (the borderWidth of
> tObject) then return TRUE
>  end if
>  return FALSE
> end isWithinBorder
> 
> You could call it with something like:
> 
> if (isWithinBorder(the mouseLoc, "field 1")) then...
> 
> The idea being if it's within the rect, and within (borderWidth) pixels
> of the left, right, top or bottom, then it's in the border.
> 
> This is untested and of course won't work with non-rectangular controls.
> 
> HTH
> 
> Brian
> 
>> I need to detect whether the cursor is within the border area of a
>> control
>> (in this case, a field).
>> 
>> I believe I can do this by using "is within", then defining two
>> rectangles -
>> one for the object (containing the border) and one for the object
>> (inside
>> the border) and doing an appropriate test with both rectangles.
>> 
>> Unless Revolution has some more convenient syntax for testing for being
>> within a control's border. Does it, by any chance?
>> 
>> Any caveats worth mentioning?
>> 
>> Thanks,
>> 
>> doug
>> 
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>> 
>> 
> 
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