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117 lines
3.6 KiB
Diff
117 lines
3.6 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Zach Brown <zach.brown@destroystokyo.com>
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Date: Thu, 28 Sep 2017 17:21:32 -0400
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Subject: [PATCH] Add PlayerJumpEvent
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diff --git a/src/main/java/com/destroystokyo/paper/event/player/PlayerJumpEvent.java b/src/main/java/com/destroystokyo/paper/event/player/PlayerJumpEvent.java
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new file mode 100644
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index 0000000000000000000000000000000000000000..1d07c3d6bf3b9283371ca45698178979113085fa
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--- /dev/null
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+++ b/src/main/java/com/destroystokyo/paper/event/player/PlayerJumpEvent.java
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@@ -0,0 +1,105 @@
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+package com.destroystokyo.paper.event.player;
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+
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+import com.google.common.base.Preconditions;
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+import org.bukkit.Location;
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+import org.bukkit.entity.Player;
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+import org.bukkit.event.Cancellable;
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+import org.bukkit.event.HandlerList;
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+import org.bukkit.event.player.PlayerEvent;
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+import org.bukkit.event.player.PlayerMoveEvent;
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+import org.jetbrains.annotations.ApiStatus;
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+import org.jspecify.annotations.NullMarked;
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+
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+/**
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+ * Called when the server detects the player is jumping.
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+ * <p>
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+ * Added to avoid the overhead and special case logic that many plugins use
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+ * when checking for jumps via {@link PlayerMoveEvent}, this event is fired whenever
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+ * the server detects that the player is jumping.
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+ */
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+@NullMarked
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+public class PlayerJumpEvent extends PlayerEvent implements Cancellable {
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+
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+ private static final HandlerList HANDLER_LIST = new HandlerList();
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+
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+ private final Location to;
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+ private Location from;
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+
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+ private boolean cancelled;
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+
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+ @ApiStatus.Internal
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+ public PlayerJumpEvent(final Player player, final Location from, final Location to) {
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+ super(player);
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+ this.from = from;
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+ this.to = to;
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+ }
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+
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+ /**
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+ * {@inheritDoc}
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+ * <p>
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+ * If a jump event is cancelled, the player will be moved or
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+ * teleported back to the Location as defined by {@link #getFrom()}. This will not
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+ * fire an event
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+ *
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+ * @return {@code true} if this event is cancelled
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+ */
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+ @Override
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+ public boolean isCancelled() {
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+ return this.cancelled;
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+ }
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+
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+ /**
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+ * {@inheritDoc}
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+ * <p>
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+ * If a jump event is cancelled, the player will be moved or
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+ * teleported back to the Location as defined by {@link #getFrom()}. This will not
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+ * fire an event
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+ *
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+ * @param cancel {@code true} if you wish to cancel this event
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+ */
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+ @Override
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+ public void setCancelled(final boolean cancel) {
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+ this.cancelled = cancel;
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+ }
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+
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+ /**
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+ * Gets the location this player jumped from
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+ *
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+ * @return Location the player jumped from
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+ */
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+ public Location getFrom() {
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+ return this.from;
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+ }
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+
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+ /**
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+ * Sets the location to mark as where the player jumped from
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+ *
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+ * @param from New location to mark as the players previous location
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+ */
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+ public void setFrom(final Location from) {
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+ Preconditions.checkArgument(from != null, "Cannot use null from location!");
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+ Preconditions.checkArgument(from.getWorld() != null, "Cannot use from location with null world!");
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+ this.from = from;
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+ }
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+
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+ /**
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+ * Gets the location this player jumped to
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+ * <p>
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+ * This information is based on what the client sends, it typically
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+ * has little relation to the arc of the jump at any given point.
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+ *
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+ * @return Location the player jumped to
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+ */
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+ public Location getTo() {
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+ return this.to.clone();
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+ }
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+
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+ @Override
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+ public HandlerList getHandlers() {
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+ return HANDLER_LIST;
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+ }
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+
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+ public static HandlerList getHandlerList() {
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+ return HANDLER_LIST;
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+ }
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+}
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