2025-11-24 22:52:51 +03:00

109 lines
3.6 KiB
Java

/*
* Decompiled with CFR 0.152.
*
* Could not load the following classes:
* org.jspecify.annotations.Nullable
*/
package net.minecraft.world.item;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Holder;
import net.minecraft.core.particles.ParticleTypes;
import net.minecraft.core.registries.Registries;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.world.item.JukeboxSong;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.gameevent.GameEvent;
import net.minecraft.world.phys.Vec3;
import org.jspecify.annotations.Nullable;
public class JukeboxSongPlayer {
public static final int PLAY_EVENT_INTERVAL_TICKS = 20;
private long ticksSinceSongStarted;
private @Nullable Holder<JukeboxSong> song;
private final BlockPos blockPos;
private final OnSongChanged onSongChanged;
public JukeboxSongPlayer(OnSongChanged onSongChanged, BlockPos blockPos) {
this.onSongChanged = onSongChanged;
this.blockPos = blockPos;
}
public boolean isPlaying() {
return this.song != null;
}
public @Nullable JukeboxSong getSong() {
if (this.song == null) {
return null;
}
return this.song.value();
}
public long getTicksSinceSongStarted() {
return this.ticksSinceSongStarted;
}
public void setSongWithoutPlaying(Holder<JukeboxSong> song, long ticksSinceSongStarted) {
if (song.value().hasFinished(ticksSinceSongStarted)) {
return;
}
this.song = song;
this.ticksSinceSongStarted = ticksSinceSongStarted;
}
public void play(LevelAccessor level, Holder<JukeboxSong> song) {
this.song = song;
this.ticksSinceSongStarted = 0L;
int songId = level.registryAccess().lookupOrThrow(Registries.JUKEBOX_SONG).getId(this.song.value());
level.levelEvent(null, 1010, this.blockPos, songId);
this.onSongChanged.notifyChange();
}
public void stop(LevelAccessor level, @Nullable BlockState blockState) {
if (this.song == null) {
return;
}
this.song = null;
this.ticksSinceSongStarted = 0L;
level.gameEvent(GameEvent.JUKEBOX_STOP_PLAY, this.blockPos, GameEvent.Context.of(blockState));
level.levelEvent(1011, this.blockPos, 0);
this.onSongChanged.notifyChange();
}
public void tick(LevelAccessor level, @Nullable BlockState blockState) {
if (this.song == null) {
return;
}
if (this.song.value().hasFinished(this.ticksSinceSongStarted)) {
this.stop(level, blockState);
return;
}
if (this.shouldEmitJukeboxPlayingEvent()) {
level.gameEvent(GameEvent.JUKEBOX_PLAY, this.blockPos, GameEvent.Context.of(blockState));
JukeboxSongPlayer.spawnMusicParticles(level, this.blockPos);
}
++this.ticksSinceSongStarted;
}
private boolean shouldEmitJukeboxPlayingEvent() {
return this.ticksSinceSongStarted % 20L == 0L;
}
private static void spawnMusicParticles(LevelAccessor level, BlockPos blockPos) {
if (level instanceof ServerLevel) {
ServerLevel serverLevel = (ServerLevel)level;
Vec3 pos = Vec3.atBottomCenterOf(blockPos).add(0.0, 1.2f, 0.0);
float randomColor = (float)level.getRandom().nextInt(4) / 24.0f;
serverLevel.sendParticles(ParticleTypes.NOTE, pos.x(), pos.y(), pos.z(), 0, randomColor, 0.0, 0.0, 1.0);
}
}
@FunctionalInterface
public static interface OnSongChanged {
public void notifyChange();
}
}