chartreuse.examples.PlotExample.scala Maven / Gradle / Ivy

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/*
 * Copyright 2023 Creative Scala
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package chartreuse.examples

import cats.data.NonEmptySeq
import cats.effect.unsafe.implicits.global
import chartreuse.*
import chartreuse.layout.Scatter
import chartreuse.theme.PlotTheme
import doodle.core.Point
import doodle.language.Basic
import doodle.svg.*
import doodle.syntax.all.*

import scala.scalajs.js.annotation.JSExport
import scala.scalajs.js.annotation.JSExportTopLevel
import scala.util.Random

@JSExportTopLevel("PlotExample")
object PlotExample {
  def randomLayer: Layer[Point, Basic] = {
    val points =
      List.fill(100)(Point(Random.nextGaussian(), Random.nextGaussian()))

    val data = Data(points)
    val layout = Scatter.default[Point]
    Layer(data, layout)(pt => pt)
  }

  val plot: Plot[Basic] = Plot(
    NonEmptySeq.fromSeqUnsafe(List.fill(5)(randomLayer)),
    grid = true
  )

  @JSExport
  def draw(id: String): Unit =
    plot.draw(640, 480).drawWithFrame(Frame(id))

  @JSExport
  def drawDefault(id: String): Unit =
    plot.draw(320, 240, PlotTheme.default).drawWithFrame(Frame(id))

  @JSExport
  def drawBmh(id: String): Unit =
    plot.draw(320, 240, PlotTheme.bmh).drawWithFrame(Frame(id))

  @JSExport
  def drawFiveThirtyEight(id: String): Unit =
    plot.draw(320, 240, PlotTheme.fiveThirtyEight).drawWithFrame(Frame(id))

  @JSExport
  def drawBase16DefaultLight(id: String): Unit =
    plot.draw(320, 240, PlotTheme.base16.defaultLight).drawWithFrame(Frame(id))

  @JSExport
  def drawBase16Ocean(id: String): Unit =
    plot.draw(320, 240, PlotTheme.base16.ocean).drawWithFrame(Frame(id))
}