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Re: image is not graphics

  • To: mathgroup at smc.vnet.net
  • Subject: [mg110875] Re: image is not graphics
  • From: Alessandro <alexxx.magni at gmail.com>
  • Date: Sat, 10 Jul 2010 03:58:32 -0400 (EDT)
  • References: <i16vn8$ivv$1@smc.vnet.net>

On 9 Lug, 13:04, Alessandro <alexxx.ma... at gmail.com> wrote:
> I have to admit that I'm really tired with Mathematica's assumption that
> "Image is not a graphics primitive or directive":
> I lost track of how many times I received that annoying error, due to
> this stupid internal dichotomy.
>
> At the moment I get the error since I'm trying to set in some way the
> output of the composition of two images with ImageSize, so I tried:
>
> Print[Graphics[ImageCompose[bi,   Graphics[Locator[{0, 0}, loc]],
> {nx/2 - b, ny/2 + a}], ImageSize -> 300]],
>
> Seems that I cannot put Graphics around ImageCompose, since the latter
> returns an image which <sarcasm> as we all know is not a Graphics
> object...  </sarcasm> so how do I use ImageSize?
>
> I'll be grateful to anybody who will help me here,
> but really this kind problem is happening more and more often - I
> believe that some rethinking of the graphics would be appreciated...
>
> thank you
>
> alessandro

i=ImageCompose[bi,   Graphics[Locator[{0, 0}, loc]], {nx/2 - b, ny/2 +
a}], ImageSize -> 300]],
Show[i,ImageSize->300]


ok, ok...
yet I still cannot understand how to correctly mix Show, Graphics,
Image and their brothers and sisters...


alessandro




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