1 files changed, 38 insertions, 0 deletions
diff --git a/src/main/kotlin/gui/FixedComponent.kt b/src/main/kotlin/gui/FixedComponent.kt
new file mode 100644
index 0000000..ae1da2d
--- /dev/null
+++ b/src/main/kotlin/gui/FixedComponent.kt
@@ -0,0 +1,38 @@
+
+package moe.nea.firmament.gui
+
+import io.github.notenoughupdates.moulconfig.gui.GuiComponent
+import io.github.notenoughupdates.moulconfig.gui.GuiImmediateContext
+import io.github.notenoughupdates.moulconfig.gui.KeyboardEvent
+import io.github.notenoughupdates.moulconfig.gui.MouseEvent
+import io.github.notenoughupdates.moulconfig.observer.GetSetter
+import java.util.function.BiFunction
+
+class FixedComponent(
+    val fixedWidth: GetSetter<Int>?,
+    val fixedHeight: GetSetter<Int>?,
+    val component: GuiComponent,
+) : GuiComponent() {
+    override fun getWidth(): Int = fixedWidth?.get() ?: component.width
+
+    override fun getHeight(): Int = fixedHeight?.get() ?: component.height
+
+    override fun <T : Any?> foldChildren(initial: T, visitor: BiFunction<GuiComponent, T, T>): T {
+        return visitor.apply(component, initial)
+    }
+
+    fun fixContext(context: GuiImmediateContext): GuiImmediateContext =
+        context.translated(0, 0, width, height)
+
+    override fun render(context: GuiImmediateContext) {
+        component.render(fixContext(context))
+    }
+
+    override fun mouseEvent(mouseEvent: MouseEvent, context: GuiImmediateContext): Boolean {
+        return component.mouseEvent(mouseEvent, fixContext(context))
+    }
+
+    override fun keyboardEvent(event: KeyboardEvent, context: GuiImmediateContext): Boolean {
+        return component.keyboardEvent(event, fixContext(context))
+    }
+}