chartreuse.examples.TemperatureAnomaly.scala Maven / Gradle / Ivy
/*
* 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.effect.unsafe.implicits.global
import chartreuse.*
import chartreuse.layout.*
import doodle.core.Color
import doodle.core.Point
import doodle.svg.*
import doodle.syntax.all.*
import scala.scalajs.js.annotation.JSExport
import scala.scalajs.js.annotation.JSExportTopLevel
@JSExportTopLevel("TemperatureAnomaly")
object TemperatureAnomaly {
import HadCrut5.*
// Filter out 2023 because the data is not complete
val dataByYear =
data.groupBy(_.year).filter((year, _) => year < 2023)
val layers =
dataByYear
.map((year, records) =>
Line
.default[Record]
.forThemeable(themeable =>
// Highlight the most recent years by themeing them. Other years become grey
if year < 2013 then
themeable.withStrokeColor(Themeable.Override(Some(Color.grey)))
else themeable
)
.toLayer(records.sortBy(_.month))(record =>
Point(record.month, record.anomaly)
)
.withLabel(year.toString)
)
.toList
.sortBy(_.label)
val plot = Plot(layers.toList)
.withPlotTitle(
"Global Average Temperature Anomaly (2022-2013 Highlighted)"
)
.withYTitle("°C anomaly from 1961-1990")
.withXTitle("Month")
.withLegend(false)
@JSExport
def draw(id: String): Unit =
plot.draw(480, 360).drawWithFrame(Frame(id))
}