1 files changed, 68 insertions, 0 deletions
diff --git a/RoughlyEnoughItems-api/src/main/java/me/shedaniel/rei/api/ClickAreaHandler.java b/RoughlyEnoughItems-api/src/main/java/me/shedaniel/rei/api/ClickAreaHandler.java
new file mode 100644
index 000000000..40a0624b4
--- /dev/null
+++ b/RoughlyEnoughItems-api/src/main/java/me/shedaniel/rei/api/ClickAreaHandler.java
@@ -0,0 +1,68 @@
+/*
+ * This file is licensed under the MIT License, part of Roughly Enough Items.
+ * Copyright (c) 2018, 2019, 2020 shedaniel
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package me.shedaniel.rei.api;
+
+import me.shedaniel.math.Point;
+import me.shedaniel.rei.impl.Internals;
+import net.minecraft.client.gui.screens.Screen;
+import net.minecraft.resources.ResourceLocation;
+import org.jetbrains.annotations.ApiStatus;
+
+import java.util.stream.Stream;
+
+@FunctionalInterface
+public interface ClickAreaHandler<T extends Screen> {
+    Result handle(ClickAreaContext<T> context);
+    
+    @ApiStatus.NonExtendable
+    interface ClickAreaContext<T extends Screen> {
+        T getScreen();
+        
+        Point getMousePosition();
+    }
+    
+    @ApiStatus.NonExtendable
+    interface Result {
+        static Result success() {
+            return Internals.createClickAreaHandlerResult(true);
+        }
+        
+        static Result fail() {
+            return Internals.createClickAreaHandlerResult(false);
+        }
+        
+        Result category(ResourceLocation category);
+        
+        default Result categories(Iterable<ResourceLocation> categories) {
+            for (ResourceLocation category : categories) {
+                category(category);
+            }
+            return this;
+        }
+        
+        boolean isSuccessful();
+        
+        Stream<ResourceLocation> getCategories();
+    }
+}