From 830d99fde4555263967dfee94b4095ee300c12e1 Mon Sep 17 00:00:00 2001
From: Heitor Carvalho <heitor.scz@gmail.com>
Date: Wed, 24 Oct 2018 18:10:17 -0300
Subject: Implements volume control to Music (#123)

---
 test/audio.rb | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

(limited to 'test/audio.rb')

diff --git a/test/audio.rb b/test/audio.rb
index 7d39569..8a0e8f6 100644
--- a/test/audio.rb
+++ b/test/audio.rb
@@ -11,28 +11,39 @@ set width: 300, height: 200, title: "Ruby 2D — Audio"
 snd = Sound.new("#{media}/sound.wav")
 mus = Music.new("#{media}/music.wav")
 
+volume_bar = Rectangle.new(color: 'green', width: 300, height: 50)
+
+on :mouse_down do |event|
+  Music.volume = event.x / Window.width.to_f * 100
+  volume_bar.width = Music.volume / 100.0 * Window.width
+  puts "Music volume: #{Music.volume}%"
+end
+
 on :key_down do |event|
   case event.key
   when 'p'
-    puts "Playing sound..."
+    puts "Playing sound"
     snd.play
   when 'm'
-    puts "Playing music..."
+    puts "Playing music"
     mus.play
+    mus.volume = 100
+    volume_bar.width = Window.width
+    puts "Music volume: #{mus.volume}"
   when 'l'
-    puts "Loop music true..."
+    puts "Looping music"
     mus.loop = true
   when 'a'
-    puts "Pause music..."
+    puts "Music paused"
     mus.pause
   when 'r'
-    puts "Resume music..."
+    puts "Music resumed"
     mus.resume
   when 's'
-    puts "Stop music..."
+    puts "Music stopped"
     mus.stop
   when 'f'
-    puts "fade out music..."
+    puts "Music fading out"
     mus.fadeout 2000
   when 'escape'
     close
-- 
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