mirror of
https://github.com/PaperMC/Paper.git
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e105354330
Also fixes EntityBreakDoorEvent not having the correct 'to' block data Also standardizes how to handle EntityChangeBlockEvent before a removeBlock or destroyBlock call. Always use 'state.getFluidState().createLegacyBlock()' to get the new state instead of just using the 'air' state.
74 lines
3.1 KiB
Diff
74 lines
3.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Noah van der Aa <ndvdaa@gmail.com>
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Date: Wed, 15 Sep 2021 20:40:51 +0200
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Subject: [PATCH] Friction API
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diff --git a/src/main/java/io/papermc/paper/entity/Frictional.java b/src/main/java/io/papermc/paper/entity/Frictional.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..6eb88c664d873506372ad14075bfcbe42958126f
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--- /dev/null
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+++ b/src/main/java/io/papermc/paper/entity/Frictional.java
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@@ -0,0 +1,35 @@
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+package io.papermc.paper.entity;
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+
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+import net.kyori.adventure.util.TriState;
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+import org.bukkit.entity.Entity;
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+import org.jetbrains.annotations.NotNull;
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+
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+/**
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+ * Represents an {@link Entity} that can experience friction with the air and ground.
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+ */
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+public interface Frictional {
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+
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+ /**
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+ * Gets the friction state of this entity.
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+ * When set to {@link TriState#TRUE}, the entity will always experience friction.
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+ * When set to {@link TriState#FALSE}, the entity will never experience friction.
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+ * When set to {@link TriState#NOT_SET}, the entity will fall back to Minecraft's default behaviour.
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+ *
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+ * @return the entity's friction state
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+ */
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+ @NotNull
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+ TriState getFrictionState();
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+
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+ /**
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+ * Sets the friction state of this entity.
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+ * When set to {@link TriState#TRUE}, the entity will always experience friction.
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+ * When set to {@link TriState#FALSE}, the entity will never experience friction.
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+ * When set to {@link TriState#NOT_SET}, the entity will fall back to Minecraft's default behaviour.
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+ * <p>
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+ * Please note that changing this value will do nothing for a player.
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+ *
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+ * @param state the new friction state to set for the entity
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+ */
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+ void setFrictionState(@NotNull TriState state);
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+
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+}
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diff --git a/src/main/java/org/bukkit/entity/Item.java b/src/main/java/org/bukkit/entity/Item.java
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index d0bef15785493b512ff0f7414c1d58d38fead581..58017fce436cdbda255f7172fbdadb726d4b113c 100644
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--- a/src/main/java/org/bukkit/entity/Item.java
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+++ b/src/main/java/org/bukkit/entity/Item.java
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@@ -8,7 +8,7 @@ import org.jetbrains.annotations.Nullable;
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/**
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* Represents a dropped item.
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*/
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-public interface Item extends Entity {
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+public interface Item extends Entity, io.papermc.paper.entity.Frictional { // Paper
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/**
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* Gets the item stack associated with this item drop.
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diff --git a/src/main/java/org/bukkit/entity/LivingEntity.java b/src/main/java/org/bukkit/entity/LivingEntity.java
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index 7889ec8e0954c98e9611a20811b1ddc5bcd93b7f..f4c5ec3f7e5c29b1799eef6c4f76617e9f23c0d7 100644
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--- a/src/main/java/org/bukkit/entity/LivingEntity.java
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+++ b/src/main/java/org/bukkit/entity/LivingEntity.java
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@@ -25,7 +25,7 @@ import org.jetbrains.annotations.Nullable;
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/**
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* Represents a living entity, such as a monster or player
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*/
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-public interface LivingEntity extends Attributable, Damageable, ProjectileSource {
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+public interface LivingEntity extends Attributable, Damageable, ProjectileSource, io.papermc.paper.entity.Frictional { // Paper
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/**
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* Gets the height of the living entity's eyes above its Location.
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