# Best way to make selection options

**URL:** <https://discourse.processing.org/t/best-way-to-make-selection-options/15993>\
**Category:** Coding Questions\
**Created:** [November 30, 2019, 7:19pm UTC](https://discourse.processing.org/t/best-way-to-make-selection-options/15993 "2019-11-30T19:19:08Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)\
**Post date:** [December 1, 2019, 3:30pm UTC](https://discourse.processing.org/t/best-way-to-make-selection-options/15993/5 "2019-12-01T15:30:47Z")

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This topic inspired me to update my “simple” draw program:

> [@A very simple draw and save program](https://discourse.processing.org/t/a-very-simple-draw-and-save-program/12669/5):
>
> Updated GLV Paint Thanks for all the support! [image] // GLV Paint // Version 0.01 // 2019-11-30 // Changes: // Major bug that caused a "NullPointerException " now fixed. // Major update to comments. // Intuitive interface; key letter matches first letter of function. // Ergonomic postioning for 3 finger control with left hand or right hand! // Can now change color with mouse wheel or keypad! // A 125% increase in drawing area! // Saved image now has a name that makes sense! Saves to "image…

Mostly just having fun with this and keeping it very simple. 🙂

The scrollbars in the Processing examples are worth taking a look at.

I modified the Processing example program and did this (early version) and was able to put this on my Android devices also:

[![](https://img.youtube.com/vi/fj_UebW246k/maxresdefault.jpg "Exploring 3D Space") ](https://www.youtube.com/watch?v=fj_UebW246k)

I have a version somewhere that changes color as well and saves favourites.

You may also get some ideas (searched for RGB) from:

> **[RGB - Android Apps on Google Play](https://play.google.com/store/search?q=RGB&c=apps&hl=en)**
>
> Enjoy millions of the latest Android apps, games, music, movies, TV, books, magazines & more. Anytime, anywhere, across your devices.

This is a Bluetooth RGB app I can use to control (serial over Bluetooth) my Arduino (an RGB LED) and Processing window (circle changing colors):

> <https://play.google.com/store/apps/details?id=nextprototypes.bluetoothtRGB&hl=en>
>
> Simple Bluetooth RGB controller...

🙂

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