Simple scales for numbers, points and colors. NumericScales is an essential component used by Roassal3.
Execute the following incantation in a Playground:
Metacello new
baseline: 'NumericScales';
repository: 'github://ObjectProfile/NumericScales/src';
load.To add NumericScales to your baseline:
spec package: 'NumericScales'with: [
spec repository: 'github://ObjectProfile/NumericScales/src' ].The entry point is NSScale the package NumericScales contains a collection of Scales that you can use to your project, like: linear, log, pow, ordinal and polylinear.
scale := NSScale linear
domain: { 0. 100};
range: { 'red'. 'blue' }.
scale scale: 100.
"Color blue"
scale scale: 0.
"Color red"
scale scale: 50.
"Half way between red and blue"You can find more information here
If you have any questions or problems do not hesitate to open an issue.