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Drawing a labyrinth using doodle library. / published by https://github.com/dacr/code-examples-manager #32793934-a545-4d97-ad1a-93bb0d071799/2a1b34948b5838ef340e8287a927a826355ac85a
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// summary : Drawing a labyrinth using doodle library. | |
// keywords : scala, vector-graphics, doodle | |
// publish : gist | |
// authors : David Crosson | |
// license : Apache NON-AI License Version 2.0 (https://raw.githubusercontent.com/non-ai-licenses/non-ai-licenses/main/NON-AI-APACHE2) | |
// id : 32793934-a545-4d97-ad1a-93bb0d071799 | |
// created-on : 2019-06-25T20:15:55Z | |
// managed-by : https://github.com/dacr/code-examples-manager | |
// run-with : scala-cli $file | |
// --------------------- | |
//> using scala "3.4.2" | |
//> using dep "org.creativescala::doodle:0.20.0" | |
// --------------------- | |
import doodle.core.* | |
import doodle.syntax.* | |
import doodle.syntax.all.* | |
import doodle.image.* | |
import doodle.image.syntax.* | |
import doodle.image.syntax.core.* | |
import doodle.image.syntax.all.* | |
import doodle.java2d.* | |
import doodle.java2d.effect.* | |
import cats.effect.unsafe.implicits.global | |
// generated with https://www.dcode.fr/maze-generator | |
val labyrinth = | |
"""############################### | |
|#S# # # # # # # | |
|# # ### ##### # ### # ### ### # | |
|# # # # # # # | |
|# ### ### ### # # ### ### ##### | |
|# # # # # # # # # # | |
|# ##### # # ### # # # ### ### # | |
|# # # # # # # # # # | |
|##### # ### # # ### ######### # | |
|# # # # # # # # | |
|# # # ### ####### # ### ### # # | |
|# # # # # # # # | |
|# # ### ####### ##### ####### # | |
|# # # # # # | |
|### ### # ##### ##### # ### ### | |
|# # # # # # # # # # | |
|# ### # ######### # ##### ### # | |
|# # # # # # # # # # | |
|# # # # ### ##### # ##### # # # | |
|# # # # # #E# | |
|###############################""".stripMargin.trim | |
val sz = 20 | |
val wall = Image.rectangle(sz, sz).fillColor(Color.black) | |
val floor = Image.rectangle(sz, sz).fillColor(Color.beige).strokeColor(Color.beige.darkenBy(5.normalized)) | |
val start = Image.circle(sz).fillColor(Color.green) | |
val goal = Image.triangle(sz, sz).fillColor(Color.red) | |
def charToImage(ch: Char) = ch match { | |
case '#' => wall | |
case ' ' => floor | |
case 'S' => start | |
case 'E' => goal | |
} | |
val img = | |
labyrinth | |
.split("\n") | |
.zipWithIndex | |
.map { case (row, rowIndex) => | |
if (rowIndex % 2 == 0) row.map(charToImage).reduce((c1, c2) => c1.beside(c2)) | |
else row.reverse.map(charToImage).reduce((c1, c2) => c2.beside(c1)) | |
} | |
.reduce((r1, r2) => r2.below(r1)) | |
img.draw() |
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