Grabbing/Dragging (was Re: Swipe-able objects in iOS)
gerry.orkin at gmail.com
Sun Feb 27 21:34:41 EST 2011
Scott, many thanks!
On 28/02/2011, at 9:23 AM, Scott Rossi <scott at tactilemedia.com> wrote:
> Recently, Gerry wrote:
>> In HyperCard I used to use the "on mousestilldown" message to make
>> objects draggable. LiveCode has a zillion new language elements, so
>> before I go old school is there now a better way? This is for
>> something that'll end up in iOS.
> If you simply want to drag an object around a card, you can use the
> following in an object script:
> on mouseDown
> grab me
> end mouseDown
> If you need to track anything during a drag, you can see some examples in a
> drag sampler stack that is available by executing the following in your LC
> message box:
> go url "http://www.tactilemedia.com/site_files/downloads/drag_sampler.rev"
> Since your target is iOS, you may need to substitute handlers with
> touchStart/touchEnd, but the principles should be the same.
> Scott Rossi
> Creative Director
> Tactile Media, UX Design
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