From 0a35700ee3c6379ac19b007e13930f77160879f8 Mon Sep 17 00:00:00 2001
From: goat <16760685+goaaats@users.noreply.github.com>
Date: Sun, 18 Jul 2021 21:53:30 +0200
Subject: [PATCH] feat(Animation): Add In&Out easings

---
 .../Animation/EasingFunctions/InCirc.cs       | 27 +++++++++++++++
 .../Animation/EasingFunctions/InCubic.cs      | 27 +++++++++++++++
 .../Animation/EasingFunctions/InElastic.cs    | 33 +++++++++++++++++++
 .../Animation/EasingFunctions/InOutCubic.cs   |  1 -
 .../Animation/EasingFunctions/InOutElastic.cs |  4 +--
 .../Animation/EasingFunctions/InSine.cs       | 27 +++++++++++++++
 .../Animation/EasingFunctions/OutCirc.cs      | 27 +++++++++++++++
 .../Animation/EasingFunctions/OutElastic.cs   | 33 +++++++++++++++++++
 .../Animation/EasingFunctions/OutQuint.cs     | 27 +++++++++++++++
 .../Animation/EasingFunctions/OutSine.cs      | 27 +++++++++++++++
 10 files changed, 230 insertions(+), 3 deletions(-)
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/InCirc.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/InCubic.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/InElastic.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/InSine.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/OutCirc.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/OutElastic.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/OutQuint.cs
 create mode 100644 Dalamud/Interface/Animation/EasingFunctions/OutSine.cs

diff --git a/Dalamud/Interface/Animation/EasingFunctions/InCirc.cs b/Dalamud/Interface/Animation/EasingFunctions/InCirc.cs
new file mode 100644
index 000000000..952e3539d
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/InCirc.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "InCirc" easing animation.
+    /// </summary>
+    public class InCirc : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="InCirc"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public InCirc(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = 1 - Math.Sqrt(1 - Math.Pow(p, 2));
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/InCubic.cs b/Dalamud/Interface/Animation/EasingFunctions/InCubic.cs
new file mode 100644
index 000000000..ebca3203d
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/InCubic.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "InCubic" easing animation.
+    /// </summary>
+    public class InCubic : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="InCubic"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public InCubic(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = p * p * p;
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/InElastic.cs b/Dalamud/Interface/Animation/EasingFunctions/InElastic.cs
new file mode 100644
index 000000000..97159df47
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/InElastic.cs
@@ -0,0 +1,33 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "InElastic" easing animation.
+    /// </summary>
+    public class InElastic : Easing
+    {
+        private const double Constant = (2 * Math.PI) / 3;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="InElastic"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public InElastic(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = p == 0
+                        ? 0
+                        : p == 1
+                            ? 1
+                            : -Math.Pow(2, (10 * p) - 10) * Math.Sin(((p * 10) - 10.75) * Constant);
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/InOutCubic.cs b/Dalamud/Interface/Animation/EasingFunctions/InOutCubic.cs
index c6e14c3a5..c075da538 100644
--- a/Dalamud/Interface/Animation/EasingFunctions/InOutCubic.cs
+++ b/Dalamud/Interface/Animation/EasingFunctions/InOutCubic.cs
@@ -1,5 +1,4 @@
 using System;
-using Serilog;
 
 namespace Dalamud.Interface.Animation.EasingFunctions
 {
diff --git a/Dalamud/Interface/Animation/EasingFunctions/InOutElastic.cs b/Dalamud/Interface/Animation/EasingFunctions/InOutElastic.cs
index 1a99f2836..7bb36dd74 100644
--- a/Dalamud/Interface/Animation/EasingFunctions/InOutElastic.cs
+++ b/Dalamud/Interface/Animation/EasingFunctions/InOutElastic.cs
@@ -7,8 +7,8 @@ namespace Dalamud.Interface.Animation.EasingFunctions
     /// </summary>
     public class InOutElastic : Easing
     {
-        private static readonly double Constant = (2 * Math.PI) / 4.5;
-        
+        private const double Constant = (2 * Math.PI) / 4.5;
+
         /// <summary>
         /// Initializes a new instance of the <see cref="InOutElastic"/> class.
         /// </summary>
diff --git a/Dalamud/Interface/Animation/EasingFunctions/InSine.cs b/Dalamud/Interface/Animation/EasingFunctions/InSine.cs
new file mode 100644
index 000000000..aaa19aa40
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/InSine.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "InSine" easing animation.
+    /// </summary>
+    public class InSine : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="InSine"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public InSine(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = 1 - Math.Cos((p * Math.PI) / 2);
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/OutCirc.cs b/Dalamud/Interface/Animation/EasingFunctions/OutCirc.cs
new file mode 100644
index 000000000..da7b0029a
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/OutCirc.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "OutCirc" easing animation.
+    /// </summary>
+    public class OutCirc : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OutCirc"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public OutCirc(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = Math.Sqrt(1 - Math.Pow(p - 1, 2));
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/OutElastic.cs b/Dalamud/Interface/Animation/EasingFunctions/OutElastic.cs
new file mode 100644
index 000000000..3475c4a72
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/OutElastic.cs
@@ -0,0 +1,33 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "OutElastic" easing animation.
+    /// </summary>
+    public class OutElastic : Easing
+    {
+        private const double Constant = (2 * Math.PI) / 3;
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OutElastic"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public OutElastic(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = p == 0
+                        ? 0
+                        : p == 1
+                            ? 1
+                            : (Math.Pow(2, -10 * p) * Math.Sin(((p * 10) - 0.75) * Constant)) + 1;
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/OutQuint.cs b/Dalamud/Interface/Animation/EasingFunctions/OutQuint.cs
new file mode 100644
index 000000000..c99c77a57
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/OutQuint.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "OutQuint" easing animation.
+    /// </summary>
+    public class OutQuint : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OutQuint"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public OutQuint(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = 1 - Math.Pow(1 - p, 5);
+        }
+    }
+}
diff --git a/Dalamud/Interface/Animation/EasingFunctions/OutSine.cs b/Dalamud/Interface/Animation/EasingFunctions/OutSine.cs
new file mode 100644
index 000000000..c1becf81c
--- /dev/null
+++ b/Dalamud/Interface/Animation/EasingFunctions/OutSine.cs
@@ -0,0 +1,27 @@
+using System;
+
+namespace Dalamud.Interface.Animation.EasingFunctions
+{
+    /// <summary>
+    /// Class providing an "OutSine" easing animation.
+    /// </summary>
+    public class OutSine : Easing
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OutSine"/> class.
+        /// </summary>
+        /// <param name="duration">The duration of the animation.</param>
+        public OutSine(TimeSpan duration)
+            : base(duration)
+        {
+            // ignored
+        }
+
+        /// <inheritdoc/>
+        public override void Update()
+        {
+            var p = this.Progress;
+            this.Value = Math.Sin((p * Math.PI) / 2);
+        }
+    }
+}