From 976b67b889d3b9df7553cf7d13552b8e9821d95a Mon Sep 17 00:00:00 2001
From: James Ball <james@ball.sh>
Date: Mon, 23 Nov 2020 22:56:17 +0000
Subject: [PATCH] Add Settable interface and SliderUpdatable class

---
 src/gui/Settable.java      |  7 +++++++
 src/gui/SliderUpdater.java | 19 +++++++++++++++++++
 2 files changed, 26 insertions(+)
 create mode 100644 src/gui/Settable.java
 create mode 100644 src/gui/SliderUpdater.java

diff --git a/src/gui/Settable.java b/src/gui/Settable.java
new file mode 100644
index 00000000..4b0ca44b
--- /dev/null
+++ b/src/gui/Settable.java
@@ -0,0 +1,7 @@
+package gui;
+
+@FunctionalInterface
+public interface Settable<T> {
+
+  void set(T value);
+}
diff --git a/src/gui/SliderUpdater.java b/src/gui/SliderUpdater.java
new file mode 100644
index 00000000..58319ac8
--- /dev/null
+++ b/src/gui/SliderUpdater.java
@@ -0,0 +1,19 @@
+package gui;
+
+import java.util.function.Consumer;
+
+public class SliderUpdater<T> {
+
+  private final Settable<String> settable;
+  private final Consumer<T> function;
+
+  public SliderUpdater(Settable<String> settable, Consumer<T> function) {
+    this.settable = settable;
+    this.function = function;
+  }
+
+  public void update(T value) {
+    settable.set(value.toString());
+    function.accept(value);
+  }
+}