From 0e10673c5898a7c68f9e78ede3fe982d9ca7492d Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Wed, 15 Apr 2020 16:51:53 +0200
Subject: [PATCH] Piano: Use NumericLimits<T>

---
 Applications/Piano/AudioEngine.cpp | 4 ++--
 Applications/Piano/WaveWidget.cpp  | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/Applications/Piano/AudioEngine.cpp b/Applications/Piano/AudioEngine.cpp
index 39da5d9930..f4f6bb9560 100644
--- a/Applications/Piano/AudioEngine.cpp
+++ b/Applications/Piano/AudioEngine.cpp
@@ -26,8 +26,8 @@
  */
 
 #include "AudioEngine.h"
+#include <AK/NumericLimits.h>
 #include <LibAudio/WavLoader.h>
-#include <limits>
 #include <math.h>
 
 AudioEngine::AudioEngine()
@@ -274,7 +274,7 @@ void AudioEngine::set_note(int note, Switch switch_note)
         }
     }
 
-    ASSERT(m_note_on[note] != std::numeric_limits<u8>::max());
+    ASSERT(m_note_on[note] != NumericLimits<u8>::max());
     ASSERT(m_power[note] >= 0);
 }
 
diff --git a/Applications/Piano/WaveWidget.cpp b/Applications/Piano/WaveWidget.cpp
index 5d8f3d72be..43fdf62d76 100644
--- a/Applications/Piano/WaveWidget.cpp
+++ b/Applications/Piano/WaveWidget.cpp
@@ -27,8 +27,8 @@
 
 #include "WaveWidget.h"
 #include "AudioEngine.h"
+#include <AK/NumericLimits.h>
 #include <LibGUI/Painter.h>
-#include <limits>
 
 WaveWidget::WaveWidget(AudioEngine& audio_engine)
     : m_audio_engine(audio_engine)
@@ -43,7 +43,7 @@ int WaveWidget::sample_to_y(int sample) const
 {
     constexpr int nice_scale_factor = 4;
     sample *= nice_scale_factor;
-    constexpr double sample_max = std::numeric_limits<i16>::max();
+    constexpr double sample_max = NumericLimits<i16>::max();
     double percentage = sample / sample_max;
     double portion_of_half_height = percentage * ((frame_inner_rect().height() - 1) / 2.0);
     double y = (frame_inner_rect().height() / 2.0) + portion_of_half_height;