[Cuis-dev] Color Editor adds alpha-transparency slider

[Juan Vuletich]

On 07/02/2022 04:59 p.m., ken.dickey--- via Cuis-dev wrote:
> Greetings all,
>
> I had a need to set transparency so thought best to add the facility 
> to the Color Editor.
>
> Transparency really is unrelated to other, true color features, so I 
> wanted to have a separate control affordance.
>
> It makes sense to me to distinguish the non-alpha focus color from the 
> same color with transparency added by adding the new, third, color 
> swatch.
>
> Now that there are 3 color swatches, I tried to minimize confusion by 
> using the balloon help.
>
> One thing I find this helpful for is drag 'n drop color changing for 
> vector shape morphs.  Solid color for border, same color with alpha 
> for fill.
>
> Let me know how this feature addition and UI change work for you!
>
> -KenD
>
> vvv===vvv
> Feature require: 'UI-Tools'.
>
> World Menu -> New Morph.. -> Vector Graphics -> RectangleShapeMorph
>
> Get Morph Menu; click Push Pin to keep.
> Click on color menu item (e.g. FillColor) and select ColorMix Editor
> Drag'nDrop colors
> ^^^===^^^

Should dragging the opaque or the translucent color and dropping it on 
top of the morph do the change? Not being able to make it work.

Thanks,

-- 
Juan Vuletich
www.cuis-smalltalk.org
https://github.com/Cuis-Smalltalk/Cuis-Smalltalk-Dev
https://github.com/jvuletich
https://www.linkedin.com/in/juan-vuletich-75611b3
https://independent.academia.edu/JuanVuletich
https://www.researchgate.net/profile/Juan-Vuletich
https://patents.justia.com/inventor/juan-manuel-vuletich
@JuanVuletich