declarative plotting with smile / published by https://github.com/dacr/code-examples-manager #057f5bda-281f-4ca6-8174-1b90321dce35/8691a7718b59dfedb39d175e4a1508ef422672be

smile-simple-2.sc

// summary : declarative plotting with smile
// keywords : smile, plotting
// publish : gist
// authors : smile documentation
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2)
// id : 057f5bda-281f-4ca6-8174-1b90321dce35
// created-on : 2024-06-11T16:49:54+02:00
// managed-by : https://github.com/dacr/code-examples-manager
// run-with : scala-cli $file

// ---------------------
//> using scala "3.4.2"
//> using dep "com.github.haifengl::smile-scala:3.1.1"
// ---------------------

import scala.math.*
import java.awt.Color.RED

import smile.plot.vega.*
import smile.plot.show
import smile.plot.Render.*
import smile.json.*

val bar =
  VegaLite
    .view()
    .mark("bar")
    .heightStep(17)
    .x(field = "a", `type` = "ordinal", axis = JsObject("labelAngel" -> JsInt(0)))
    .y(field = "b", `type` = "quantitative")
    .data(jsan"""
      [
        {"a": "A", "b": 28}, {"a": "B", "b": 55}, {"a": "C", "b": 43},
        {"a": "D", "b": 91}, {"a": "E", "b": 81}, {"a": "F", "b": 53},
        {"a": "G", "b": 19}, {"a": "H", "b": 87}, {"a": "I", "b": 52}
      ]""")
    .description("A simple bar chart with embedded data.")