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Re: Numbers on rectangles

  • To: mathgroup at smc.vnet.net
  • Subject: [mg130097] Re: Numbers on rectangles
  • From: Bob Hanlon <hanlonr357 at gmail.com>
  • Date: Sat, 9 Mar 2013 05:25:23 -0500 (EST)
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  • References: <20130308214748.C87C766F8@smc.vnet.net>

Module[{pt, n = 1},
 SetOptions[
  Graphics,
  PlotRange -> {{-2, 8}, {-2, 8}}];
 Graphics[{
   Table[
    Locator[
     pt = RandomReal[6, 2],
     Graphics[{
       EdgeForm[Black],
       Opacity[.5],
       Hue[RandomReal[]],
       Rotate[
        Rectangle[pt],
        RandomReal[2 Pi]],
       Black,
       Opacity[1],
       Text[
        Style[n++, Bold, 16],
        pt + {.5, .5}]}]],
    {RandomInteger[{1, 9}]}]}]]


Bob Hanlon


On Fri, Mar 8, 2013 at 6:08 PM, C McInnis <c_mcinnis at hotmail.com> wrote:
>
> Bob,
>
>
> Thank you very much. I am going to spend some time looking over this code,
> as this now bring a question to mind which is; can the numbers be tied to
> the rectangles so that when a rectangle is moved the number will move with
> it, thus allowing the student to arrange the rectangles in numerical order.
> I had looked at the =93counting order puzzle=94 at the demonstrations site, but
> felt that it would be a bit too complicated for young students and they
> would lose interest before they were able to show whether or not they could
> arrange the numbers. Again many thanks for your assistance.
>
>
>
> Clif McInnis
>
>> Date: Fri, 8 Mar 2013 17:37:14 -0500
>> Subject: Re: Numbers on rectangles
>> From: hanlonr357 at gmail.com
>> To: c_mcinnis at hotmail.com
>> CC: mathgroup at smc.vnet.net
>
>>
>> Module[{pt, n = 1},
>> Graphics[{
>> EdgeForm[Black],
>> Table[
>> {Opacity[.5],
>> Hue[RandomReal[]],
>> Rotate[
>> Rectangle[pt = RandomReal[2, 2]],
>> RandomReal[2 Pi]],
>> Opacity[1],
>> Black,
>> Text[Style[n++, Bold, 18], pt + {.5, .5}]},
>> {RandomInteger[{1, 9}]}]}]]
>>
>>
>> Bob Hanlon
>>
>>
>> On Fri, Mar 8, 2013 at 4:47 PM, <c_mcinnis at hotmail.com> wrote:
>> > Hello to all,
>> > I am trying to put numbers on rectangles. I found this little
>> > demonstration under the heading of =93Rectangles=94->=94Neat Examples=94. I
>> > thought that it would be a good tool to help a young student learn to count,
>> > however I cannot find a way to put numbers on the rectangles. I looked at a
>> > couple of examples in the demonstrations projects where numbers had been
>> > assigned to disks, however that didn't seem to work with rectangles. I also
>> > saw some documentation in the help section on =93Inset=94 that labeled a
>> > circle, but that did not work either. After finding no posts regarding this
>> > topic either here or at the education forum, I decided that I might try to
>> > ask.
>> >
>> > Graphics[{EdgeForm[Black],
>> > Table[{Hue[RandomReal[]],
>> > Rotate[Rectangle[RandomReal[2, 2]], RandomReal[2 Pi]]}, {20}]}]
>> >
>> > I have modified the code to produce a random, and smaller, number of
>> > rectangles, as is shown below.
>> >
>> > Graphics[{EdgeForm[Black],
>> > Table[{Hue[RandomReal[]],
>> > Rotate[Rectangle[RandomReal[2, 2]],
>> > RandomReal[2 Pi]]}, {RandomInteger[{1, 9}]}]}]
>> >
>> > Would love to have each rectangle take on a distinct color, the more
>> > basic ones if possible, but just having a number on each rectangle would be
>> > great. Many thanks for any and all considerations and suggestions.
>> > Clifton
>> >



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