[Sugar-devel] Features: Background image in Home View

Manuel Quiñones manuq at laptop.org
Tue Mar 26 07:38:56 EDT 2013

2013/3/25 Walter Bender <walter.bender at gmail.com>:
> On Mon, Mar 25, 2013 at 12:41 PM, Manuel Quiñones <manuq at laptop.org> wrote:
>> Counter-proposal:  add tiled backgrounds
>> Mockup: http://dev.laptop.org/~manuq/bg-mockup.png
>> - let the user select a shape (star, football, animal footsteps, etc)
>> - the color of the shapes is selected by Sugar as the opposite to the
>> XO colors and very light, almost white.  (Knowledge on Munsell colors
>> is required to develop it)
> I am pleased to see the reference to Munsell. (I used Munsell in part
> to help with the design of the original set of XO colors and use it in
> the Color Deducto activity). But I think if we were to go this route,
> we won't need to burden the end user with needing to know about
> Munsell; we can add a hue/value/chroma family for each XO color from
> which we could improvise as part of xocolor.py. It'd be a nice
> addition independent of this particular feature proposal.

Sorry for the confusion.  I was proposing that Sugar automatically
sets the third color as a function of the other two.

> -walter
>> Future:
>> - add a Shapes activity to design the shapes.
>> What do you think?  Of course, we'll need developer hands for this.
>> 2013/3/25 Manuel Quiñones <manuq at laptop.org>:
>>> Testing the latest patch..
>>> 2013/3/25 Gonzalo Odiard <gonzalo at laptop.org>:
>>>> Good catch.
>>>> Replaced by the more pythonic:
>>>>     def _update_background_image(self, *args):
>>>>         self._background_pixbuf = None
>>>>         if BACKGROUND_IMAGE_PATH and os.path.exists(BACKGROUND_IMAGE_PATH):
>>>>             try:
>>>> Gonzalo
>>> My first impression is that this feature can potentially hurt the
>>> clean design of Sugar at some points:
>>> - the icons color semantic
>>> - high contrast, accesibility
>>> I would like to know more about why is this a long requested feature,
>>> who requests for it.  I suspect the requirement could come from people
>>> who is used to conventional PCs, not from kids whos first interaction
>>> with a computer is the XO.
>>> From the wiki page, I can't distinguish the good background examples
>>> from the bad ones.  All look preety obstrusive to me.  In fact I can't
>>> think how a good background could be.  Its colors should be far from
>>> the grey outline, and far from the user colors too.  And the main
>>> problem is that the user colors are different for each user, so a
>>> background that works for a user could not work for the others.  In
>>> case including this, a good testing contest could be: given a
>>> background, provide the XO colors that make it fail.
>>> In case we have concensus including this, I have noticed that:
>>> - Adding it only in the home view kills the ilussion of having three
>>> zoom views.  The background should be displayed in all three, I think.
>>> - I see the home view is not correctly aligned in the vertical axis.
>>> - Why it needs a restart?
>>> Cheers,
>>> --
>>> .. manuq ..
>> --
>> .. manuq ..
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> --
> Walter Bender
> Sugar Labs
> http://www.sugarlabs.org

.. manuq ..

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