doodle.interact.algebra.MouseOver.scala Maven / Gradle / Ivy
/*
* 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 algebra
import doodle.algebra.Algebra
import fs2.Pure
import fs2.Stream
/** Algebra for elements that can respond to Mouseover events */
trait MouseOver extends Algebra {
/** Attaches a mouse over event listener to the given img. The stream produces
* an event every time the mouseOver event fires.
*/
def mouseOver[A](img: Drawing[A]): (Drawing[A], Stream[Pure, Unit])
}