doodle.interact.examples.Orbit.scala Maven / Gradle / Ivy
The newest version!
/*
* Copyright 2015 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 doodle
package interact
package examples
import doodle.algebra.Picture
import doodle.core.*
import doodle.language.Basic
import doodle.syntax.all.*
import fs2.Pure
import fs2.Stream
object Orbit {
def planet(angle: Angle): Picture[Basic, Unit] =
circle[Basic](20)
.fillColor(Color.brown.spin(angle))
.at(Point(200, angle))
def frames: Stream[Pure, Picture[Basic, Unit]] =
Stream
.range(0, 360, 1)
.map(a => a.toDouble.degrees)
.map(planet _)
}