1 files changed, 51 insertions, 0 deletions
diff --git a/src/main/kotlin/moe/nea/firmament/gui/config/IntegerHandler.kt b/src/main/kotlin/moe/nea/firmament/gui/config/IntegerHandler.kt
new file mode 100644
index 0000000..c705f7f
--- /dev/null
+++ b/src/main/kotlin/moe/nea/firmament/gui/config/IntegerHandler.kt
@@ -0,0 +1,51 @@
+package moe.nea.firmament.gui.config
+
+import io.github.cottonmc.cotton.gui.widget.WLabel
+import io.github.cottonmc.cotton.gui.widget.WSlider
+import io.github.cottonmc.cotton.gui.widget.data.Axis
+import io.github.cottonmc.cotton.gui.widget.data.VerticalAlignment
+import java.util.function.IntConsumer
+import kotlinx.serialization.json.JsonElement
+import kotlinx.serialization.json.JsonPrimitive
+import kotlinx.serialization.json.int
+import kotlinx.serialization.json.jsonPrimitive
+import net.minecraft.text.Text
+
+class IntegerHandler(val config: ManagedConfig, val min: Int, val max: Int) : ManagedConfig.OptionHandler<Int> {
+    override fun toJson(element: Int): JsonElement? {
+        return JsonPrimitive(element)
+    }
+
+    override fun fromJson(element: JsonElement): Int {
+        return element.jsonPrimitive.int
+    }
+
+    override fun emitGuiElements(opt: ManagedConfig.Option<Int>, guiAppender: GuiAppender) {
+        val lw = guiAppender.width / 2
+        guiAppender.set(
+            0, 0, lw, 1,
+            WLabel(opt.labelText).setVerticalAlignment(VerticalAlignment.CENTER)
+        )
+        val label =
+            WLabel(Text.literal(opt.value.toString())).setVerticalAlignment(VerticalAlignment.CENTER)
+        guiAppender.set(lw, 0, 2, 1, label)
+        guiAppender.set(
+            lw + 2,
+            0,
+            lw - 2,
+            1,
+            WSlider(min, max, Axis.HORIZONTAL).apply {
+                valueChangeListener = IntConsumer {
+                    opt.value = it
+                    label.text = Text.literal(opt.value.toString())
+                    config.save()
+                }
+                guiAppender.onReload {
+                    value = opt.value
+                    label.text = Text.literal(opt.value.toString())
+                }
+            })
+        guiAppender.skipRows(1)
+    }
+
+}