1 files changed, 81 insertions, 0 deletions
diff --git a/src/main/kotlin/gui/FirmButtonComponent.kt b/src/main/kotlin/gui/FirmButtonComponent.kt
new file mode 100644
index 0000000..82e5b05
--- /dev/null
+++ b/src/main/kotlin/gui/FirmButtonComponent.kt
@@ -0,0 +1,81 @@
+
+package moe.nea.firmament.gui
+
+import io.github.notenoughupdates.moulconfig.common.MyResourceLocation
+import io.github.notenoughupdates.moulconfig.deps.libninepatch.NinePatch
+import io.github.notenoughupdates.moulconfig.gui.GuiComponent
+import io.github.notenoughupdates.moulconfig.gui.GuiImmediateContext
+import io.github.notenoughupdates.moulconfig.gui.MouseEvent
+import io.github.notenoughupdates.moulconfig.gui.component.PanelComponent
+import io.github.notenoughupdates.moulconfig.observer.GetSetter
+
+
+open class FirmButtonComponent(
+    child: GuiComponent,
+    val isEnabled: GetSetter<Boolean> = GetSetter.constant(true),
+    val noBackground: Boolean = false,
+    val action: Runnable,
+) : PanelComponent(child, if (noBackground) 0 else 2, DefaultBackgroundRenderer.TRANSPARENT) {
+
+    /* TODO: make use of vanillas built in nine slicer */
+    val hoveredBg =
+        NinePatch.builder(MyResourceLocation("minecraft", "textures/gui/sprites/widget/button_highlighted.png"))
+            .cornerSize(5)
+            .cornerUv(5 / 200F, 5 / 20F)
+            .mode(NinePatch.Mode.STRETCHING)
+            .build()
+    val unhoveredBg = NinePatch.builder(MyResourceLocation("minecraft", "textures/gui/sprites/widget/button.png"))
+        .cornerSize(5)
+        .cornerUv(5 / 200F, 5 / 20F)
+        .mode(NinePatch.Mode.STRETCHING)
+        .build()
+    val disabledBg =
+        NinePatch.builder(MyResourceLocation("minecraft", "textures/gui/sprites/widget/button_disabled.png"))
+            .cornerSize(5)
+            .cornerUv(5 / 200F, 5 / 20F)
+            .mode(NinePatch.Mode.STRETCHING)
+            .build()
+    val activeBg = NinePatch.builder(MyResourceLocation("firmament", "textures/gui/sprites/widget/button_active.png"))
+        .cornerSize(5)
+        .cornerUv(5 / 200F, 5 / 20F)
+        .mode(NinePatch.Mode.STRETCHING)
+        .build()
+    var isClicking = false
+    override fun mouseEvent(mouseEvent: MouseEvent, context: GuiImmediateContext): Boolean {
+        if (!isEnabled.get()) return false
+        if (isClicking) {
+            if (mouseEvent is MouseEvent.Click && !mouseEvent.mouseState && mouseEvent.mouseButton == 0) {
+                isClicking = false
+                if (context.isHovered) {
+                    action.run()
+                }
+                return true
+            }
+        }
+        if (!context.isHovered) return false
+        if (mouseEvent !is MouseEvent.Click) return false
+        if (mouseEvent.mouseState && mouseEvent.mouseButton == 0) {
+            requestFocus()
+            isClicking = true
+            return true
+        }
+        return false
+    }
+
+    open fun getBackground(context: GuiImmediateContext): NinePatch<MyResourceLocation> =
+        if (!isEnabled.get()) disabledBg
+        else if (context.isHovered || isClicking) hoveredBg
+        else unhoveredBg
+
+    override fun render(context: GuiImmediateContext) {
+        context.renderContext.pushMatrix()
+        if (!noBackground)
+            context.renderContext.drawNinePatch(
+                getBackground(context),
+                0f, 0f, context.width, context.height
+            )
+        context.renderContext.translate(insets.toFloat(), insets.toFloat(), 0f)
+        element.render(getChildContext(context))
+        context.renderContext.popMatrix()
+    }
+}