Automated Drawing

[Jim Hurley]

>> Automated Drawing
>> 
>> Richmond richmondmathewson at gmail.com  <mailto:use-livecode%40lists.runrev.com?Subject=Re%3A%20Automated%20Drawing&In-Reply-To=%3C550D8A50.20300%40gmail.com%3E>
>> Sat Mar 21 16:12:16 CET 2015
>> 
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> On 21/03/15 17:09, Richmond wrote:
> > On 21/03/15 13:57, Jim Hurley wrote:
> >>> Message: 21
> >>> Date: Sat, 21 Mar 2015 09:02:23 +0200
> >>> From: Richmond <richmondmathewson at gmail.com <http://lists.runrev.com/mailman/listinfo/use-livecode> 
> >>> <mailto:richmondmathewson at gmail.com <http://lists.runrev.com/mailman/listinfo/use-livecode>>>
> >>> To: How to use LiveCode <use-livecode at lists.runrev.com <http://lists.runrev.com/mailman/listinfo/use-livecode> 
> >>> <mailto:use-livecode at lists.runrev.com <http://lists.runrev.com/mailman/listinfo/use-livecode>>>
> >>> Subject: Automated Drawing
> >>> Message-ID: <550D177F.10609 at gmail.com <http://lists.runrev.com/mailman/listinfo/use-livecode> 
> >>> <mailto:550D177F.10609 at gmail.com <http://lists.runrev.com/mailman/listinfo/use-livecode>>>
> >>> Content-Type: text/plain; charset=utf-8; format=flowed
> >>>
> >>> I set up a little stack with THIS in a button:
> >>>
> >>> on mouseUp
> >>>    choose pencil tool
> >>>    drag from 100,100 to 200,200
> >>> end mouseUp
> >>>
> >>> and it drew me a jolly diagonal line . . . super!
> >>>
> >>> HOWEVER
> >>>
> >>> I wonder if it is possible to do something like THIS:
> >>>
> >>> drag for 100 pixels at 60 degrees
> >>>
> >>> probably not, BUT ??????
> >>>
> >>> Richmond.
> >>>
> >>
> >> Of course:
> >>
> >> on mouseUp
> >>     startTurtle
> >>     setHeading 60
> >>     forward 100
> >> end mouseUp
> >>
> >>
> >
> > You have in a matter of seconds made me feel totally stupid as my 
> > whole question is geared
> > towards an interface I am designing to control a USB-tethered turtle.
> >
> > Thank you for the great help.
> >
> > Richmond.
> 
> Possibly NOT as stupid as all that:
> 
> "button "Button": execution error at line 2 (Handler: can't find 
> handler) near "startTurtle", char 1"
> 
> Richmond.

You need the Turtle Graphics library: http://jamesphurley.com/Revolution.html

Jim



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