From 4d977cc9764ecf0073650f126700f6ff638fa06b Mon Sep 17 00:00:00 2001
From: xander <xander@isxander.dev>
Date: Thu, 1 Sep 2022 11:58:49 +0100
Subject: javadoc! added LongSliderController renamed Control -> Controller add
 minecraft simple option binding constructor

---
 .../yacl/gui/controllers/EnumController.java       | 110 +++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 src/main/java/dev/isxander/yacl/gui/controllers/EnumController.java

(limited to 'src/main/java/dev/isxander/yacl/gui/controllers/EnumController.java')

diff --git a/src/main/java/dev/isxander/yacl/gui/controllers/EnumController.java b/src/main/java/dev/isxander/yacl/gui/controllers/EnumController.java
new file mode 100644
index 0000000..d88401c
--- /dev/null
+++ b/src/main/java/dev/isxander/yacl/gui/controllers/EnumController.java
@@ -0,0 +1,110 @@
+package dev.isxander.yacl.gui.controllers;
+
+import dev.isxander.yacl.api.Controller;
+import dev.isxander.yacl.api.NameableEnum;
+import dev.isxander.yacl.api.Option;
+import dev.isxander.yacl.api.utils.Dimension;
+import net.minecraft.client.gui.screen.Screen;
+import net.minecraft.text.Text;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.function.Function;
+
+/**
+ * Simple controller type that displays the enum on the right.
+ * <p>
+ * Cycles forward with left click, cycles backward with right click or when shift is held
+ *
+ * @param <T> enum type
+ */
+public class EnumController<T extends Enum<T>> implements Controller<T> {
+    private final Option<T> option;
+    private final Function<T, Text> valueFormatter;
+    private final Class<T> enumClass;
+
+    /**
+     * Constructs a cycling enum controller with a default value formatter.
+     * The default value formatter first searches if the
+     * enum is a {@link NameableEnum} else, just use {@link Enum#name()}
+     *
+     * @param option bound option
+     * @param enumClass class of enum
+     */
+    public EnumController(Option<T> option, Class<T> enumClass) {
+        this(option, enumClass, value -> {
+            if (value instanceof NameableEnum nameableEnum)
+                return nameableEnum.getDisplayName();
+            return Text.of(value.name());
+        });
+    }
+
+    /**
+     * Constructs a cycling enum controller.
+     *
+     * @param option bound option
+     * @param enumClass class of enum
+     * @param valueFormatter format the enum into any {@link Text}
+     */
+    public EnumController(Option<T> option, Class<T> enumClass, Function<T, Text> valueFormatter) {
+        this.option = option;
+        this.valueFormatter = valueFormatter;
+        this.enumClass = enumClass;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public Option<T> option() {
+        return option;
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public Text formatValue() {
+        return valueFormatter.apply(option().pendingValue());
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public ControllerWidget<EnumController<T>> provideWidget(Screen screen, Dimension<Integer> widgetDimension) {
+        return new EnumControllerElement<>(this, screen, widgetDimension, enumClass.getEnumConstants());
+    }
+
+    @ApiStatus.Internal
+    public static class EnumControllerElement<T extends Enum<T>> extends ControllerWidget<EnumController<T>> {
+        private final T[] values;
+
+        public EnumControllerElement(EnumController<T> control, Screen screen, Dimension<Integer> dim, T[] values) {
+            super(control, screen, dim);
+            this.values = values;
+        }
+
+        @Override
+        public boolean mouseClicked(double mouseX, double mouseY, int button) {
+            if (!isMouseOver(mouseX, mouseY) || (button != 0 && button != 1))
+                return false;
+
+            playDownSound();
+
+            int change = button == 1 || Screen.hasShiftDown() ? -1 : 1;
+            int targetIdx = control.option().pendingValue().ordinal() + change;
+            if (targetIdx >= values.length) {
+                targetIdx -= values.length;
+            } else if (targetIdx < 0) {
+                targetIdx += values.length;
+            }
+            control.option().requestSet(values[targetIdx]);
+            return true;
+        }
+
+        @Override
+        protected int getHoveredControlWidth() {
+            return getUnhoveredControlWidth();
+        }
+    }
+}
-- 
cgit