[Coco] Back to BASIC

Tue May 2 06:43:12 EDT 2017

I've used the "X" (eXecute a substring) in ECB and it is documented on page
115 of the manual, as available in the "Getting started with Extended Color
Basic" in the archive.

Shain
On May 2, 2017 2:30 AM, "Arthur Flexser" <flexser at fiu.edu> wrote:

> I now think maybe the ability to use variables within the DRAW argument
> string may have been one of the things not documented by Tandy, as in
> Example 1 at the bottom of the GWBASIC page.
>
> Art
>
> On Mon, May 1, 2017 at 7:40 PM, Steve Strowbridge <ogsteviestrow at gmail.com
> >
> wrote:
>
> > That's a great reference link for the GW BASIC version, thanks Arthur.
> > I haven't finished the entire chapter yet, so I haven't gone over all the
> > options, but "S" Scale and "R" rotation are included in ECB and have been
> > covered already, I haven't gotten to "N" (return) or "X" (Execute sub
> > string) yet, and there may be a few other options, too.
> >
> >
> > Steve Strowbridge, aka
> > The Original Gamer Stevie Strow
> > http://ogsteviestrow.com
> > ogsteviestrow at gmail.com
> >
> >
> > On Mon, May 1, 2017 at 6:15 PM, Arthur Flexser <flexser at fiu.edu> wrote:
> >
> > > P.S.  This description of the DRAW command in GWBASIC may have some or
> > all
> > > of the undocumented features of the Extended Basic DRAW command, as the
> > two
> > > versions of BASIC are very similar, probably coded by the same guy at
> > > Microsoft.
> > >
> > > http://www.antonis.de/qbebooks/gwbasman/draw.html
> > >
> > > Art
> > >
> > > On Mon, May 1, 2017 at 5:59 PM, Arthur Flexser <flexser at fiu.edu>
> wrote:
> > >
> > > > I seem to recall that there are useful options in the DRAW command
> that
> > > > were undocumented in the manuals and discovered by people who
> > > disassembled
> > > > the ROM code.  A scaling option was one of them, I think, if that is
> > not
> > > > among the documented ones.  This was written up in at least one of
> the
> > > CoCo
> > > > magazines.  Were you aware of this in writing the chapter?
> > > >
> > > > Art
> > > >
> > > > On Mon, May 1, 2017 at 5:51 PM, Steve Strowbridge <
> > > ogsteviestrow at gmail.com
> > > > > wrote:
> > > >
> > > >> Part two of Chapter 21 is now online, Chapter 21 was released just
> > > before
> > > >> CoCoFEST! and it's all about the DRAW command, it's a big chapter,
> as
> > > >> there
> > > >> are a lot of options to use with the DRAW command.
> > > >>
> > > >> The first part brought us up to a DIY challenge, which was to DRAW
> > your
> > > >> name using the DRAW command.
> > > >>
> > > >> Part 2, recorded and released today is my attempt at doing just
> that,
> > > >> using
> > > >> DRAW statements to display my name graphically, but I got a little
> > fancy
> > > >> with it, using string arrays to be able to print out letters in
> order
> > or
> > > >> randomly.
> > > >>
> > > >> Let me know what you think:
> > > >> https://youtu.be/PSxezYqsqp0
> > > >>
> > > >>
> > > >> Steve Strowbridge, aka
> > > >> The Original Gamer Stevie Strow
> > > >> http://ogsteviestrow.com
> > > >> ogsteviestrow at gmail.com
> > > >>
> > > >>
> > > >> On Wed, Apr 19, 2017 at 9:56 AM, Alexander Wallace <
> > > >> alexander.o.wallace at gmail.com> wrote:
> > > >>
> > > >> > I have a lot to catch up now! Thanks for all you do man!
> > > >> >
> > > >> > > On Apr 19, 2017, at 8:21 AM, Steve Strowbridge <
> > > >> ogsteviestrow at gmail.com>
> > > >> > wrote:
> > > >> > >
> > > >> > > Chapter 20 is now online covering the PAINT command, I'll try
> and
> > > add
> > > >> > some
> > > >> > > painting examples to the DIY graphics demo we've been building
> up
> > > >> during
> > > >> > > this series as well
> > > >> > >
> > > >> > > https://youtu.be/WT4IB_GPgGU
> > > >> > >
> > > >> > > Steve Strowbridge, aka
> > > >> > > The Original Gamer Stevie Strow
> > > >> > > http://ogsteviestrow.com
> > > >> > > ogsteviestrow at gmail.com
> > > >> > >
> > > >> > >
> > > >> > > On Sun, Apr 16, 2017 at 9:06 PM, Steve Strowbridge <
> > > >> > ogsteviestrow at gmail.com>
> > > >> > > wrote:
> > > >> > >
> > > >> > >> Happy Easter everyone!
> > > >> > >>
> > > >> > >> I have come up with a small demo showing off the CIRCLE command
> > > that
> > > >> was
> > > >> > >> recently covered in chapter 19 of my series.
> > > >> > >> This demo shows off the various ways to create circles,
> including
> > > the
> > > >> > >> RADIUS, the Height and Width, and starting and ending positions
> > of
> > > >> ARCs,
> > > >> > >> both forward and reverse.
> > > >> > >>
> > > >> > >> I have showed what the demo looks like, and what to expect,
> and I
> > > >> > thought
> > > >> > >> it would be cool to set this up as a challenge for somebody to
> > > >> re-create
> > > >> > >> their own version of this demo and then send it to me, and I'll
> > > show
> > > >> off
> > > >> > >> the contributions I get.
> > > >> > >>
> > > >> > >> Here is the video of the demo:
> > > >> > >> https://youtu.be/2lnav77mCFQ
> > > >> > >>
> > > >> > >> Love to see what people come up with.
> > > >> > >>
> > > >> > >>
> > > >> > >> Steve Strowbridge, aka
> > > >> > >> The Original Gamer Stevie Strow
> > > >> > >> http://ogsteviestrow.com
> > > >> > >> ogsteviestrow at gmail.com
> > > >> > >>
> > > >> > >>
> > > >> > >> On Sat, Apr 15, 2017 at 8:09 AM, Steve Strowbridge <
> > > >> > >> ogsteviestrow at gmail.com> wrote:
> > > >> > >>
> > > >> > >>> Thanks for the scratch tip Salvador.
> > > >> > >>>
> > > >> > >>> Chapter 19 is now on-line going over the CIRCLE command, and
> > > >> expanding
> > > >> > >>> upon a DIY graphics demo that's taking all the graphics
> commands
> > > >> we're
> > > >> > >>> learning and doing random graphics on the screen.
> > > >> > >>>
> > > >> > >>> I'm going to try and throw together another DIY program to
> > better
> > > >> > >>> demonstrate and visualize all the cool things you can do with
> > the
> > > >> > CIRCLE
> > > >> > >>> command later today.
> > > >> > >>>
> > > >> > >>>
> > > >> > >>> Steve Strowbridge, aka
> > > >> > >>> The Original Gamer Stevie Strow
> > > >> > >>> http://ogsteviestrow.com
> > > >> > >>> ogsteviestrow at gmail.com
> > > >> > >>>
> > > >> > >>>
> > > >> > >>> On Fri, Apr 14, 2017 at 2:31 PM, Salvador Garcia via Coco <
> > > >> > >>> coco at maltedmedia.com> wrote:
> > > >> > >>>
> > > >> > >>>> If you and your daughter are going to get into Scratch, you
> > might
> > > >> find
> > > >> > >>>> the following enjoyable:
> > > >> > >>>>
> > > >> > >>>> https://hourofcode.com/us
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>> At the top nav bar, click on Activities. Many of these are
> > based
> > > >> on a
> > > >> > >>>> Scratch-like language. (They may be Scratch, but I don't know
> > > what
> > > >> is
> > > >> > going
> > > >> > >>>> on behind the scenes of this Web site.)
> > > >> > >>>>
> > > >> > >>>> Salvador
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>>      From: Steve Strowbridge <ogsteviestrow at gmail.com>
> > > >> > >>>> To: CoCo Mailing List <coco at maltedmedia.com>
> > > >> > >>>> Sent: Friday, April 14, 2017 9:30 AM
> > > >> > >>>> Subject: Re: [Coco] Back to BASIC
> > > >> > >>>>
> > > >> > >>>> That's awesome Bruce, I had to mostly teach myself, but we
> did
> > > swap
> > > >> > ideas
> > > >> > >>>> at clubs, and of course the Rainbow.
> > > >> > >>>>
> > > >> > >>>> What a great bonding experience to be able to share with your
> > > >> > children.
> > > >> > >>>>
> > > >> > >>>> I'm going to go through a project with my 8 year old daughter
> > in
> > > a
> > > >> > >>>> language
> > > >> > >>>> called Scratch that is a simple way to teach coding and
> create
> > > >> Sprite
> > > >> > >>>> based
> > > >> > >>>> video games.
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>> On Apr 14, 2017 10:02 AM, "D. Bruce Moore" <
> bruce at gracenote.ca
> > >
> > > >> > wrote:
> > > >> > >>>>
> > > >> > >>>>> Steve,
> > > >> > >>>>>
> > > >> > >>>>> I have been teaching my son, Jacob, BASIC from out of the
> > > >> manual.  We
> > > >> > >>>> will
> > > >> > >>>>> likely be looking at the later chapters (PMODE) later on
> and I
> > > can
> > > >> > see
> > > >> > >>>>> using these videos as a great teaching tool.
> > > >> > >>>>>
> > > >> > >>>>> Looks like our table is in the middle next to yours - see
> you
> > at
> > > >> the
> > > >> > >>>> Fest!
> > > >> > >>>>>
> > > >> > >>>>>
> > > >> > >>>>>> On Apr 14, 2017, at 8:14 AM, Steve Strowbridge <
> > > >> > >>>> ogsteviestrow at gmail.com>
> > > >> > >>>>> wrote:
> > > >> > >>>>>>
> > > >> > >>>>>> Happy Good Friday everyone!
> > > >> > >>>>>>
> > > >> > >>>>>> Chapter 18 is uploaded in 3 parts, it was a doozy, but
> we're
> > > >> dealing
> > > >> > >>>> with
> > > >> > >>>>>> the PMODE command, and Page Switching, and Page copying,
> > pretty
> > > >> cool
> > > >> > >>>>> stuff.
> > > >> > >>>>>>
> > > >> > >>>>>> So we cover PCLEAR, PMODE, and PCOPY.
> > > >> > >>>>>>
> > > >> > >>>>>>
> > > >> > >>>>>
> > > >> > >>>>> --
> > > >> > >>>>> Coco mailing list
> > > >> > >>>>> Coco at maltedmedia.com
> > > >> > >>>>> https://pairlist5.pair.net/mailman/listinfo/coco
> > > >> > >>>>>
> > > >> > >>>>
> > > >> > >>>> --
> > > >> > >>>> Coco mailing list
> > > >> > >>>> Coco at maltedmedia.com
> > > >> > >>>> https://pairlist5.pair.net/mailman/listinfo/coco
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>>
> > > >> > >>>> --
> > > >> > >>>> Coco mailing list
> > > >> > >>>> Coco at maltedmedia.com
> > > >> > >>>> https://pairlist5.pair.net/mailman/listinfo/coco
> > > >> > >>>>
> > > >> > >>>
> > > >> > >>>
> > > >> > >>
> > > >> > >
> > > >> > > --
> > > >> > > Coco mailing list
> > > >> > > Coco at maltedmedia.com
> > > >> > > https://pairlist5.pair.net/mailman/listinfo/coco
> > > >> >
> > > >> >
> > > >> > --
> > > >> > Coco mailing list
> > > >> > Coco at maltedmedia.com
> > > >> > https://pairlist5.pair.net/mailman/listinfo/coco
> > > >> >
> > > >>
> > > >> --
> > > >> Coco mailing list
> > > >> Coco at maltedmedia.com
> > > >> https://pairlist5.pair.net/mailman/listinfo/coco
> > > >>
> > > >
> > > >
> > >
> > > --
> > > Coco mailing list
> > > Coco at maltedmedia.com
> > > https://pairlist5.pair.net/mailman/listinfo/coco
> > >
> >
> > --
> > Coco mailing list
> > Coco at maltedmedia.com
> > https://pairlist5.pair.net/mailman/listinfo/coco
> >
>
> --
> Coco mailing list
> Coco at maltedmedia.com
> https://pairlist5.pair.net/mailman/listinfo/coco
>