v0.1.0

plugin.yml

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+name: PlayEffectRailgun
+main: me.fromgate.playeffectrailgun.Railgun
+version: 0.1.0
+author: fromgate, [email protected]
+depend: [PlayEffect]

src/me/fromgate/playeffectrailgun/Railgun.java

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+package me.fromgate.playeffectrailgun;
+
+import java.util.List;
+
+import me.fromgate.playeffect.PlayEffect;
+import me.fromgate.playeffect.Util;
+import me.fromgate.playeffect.VisualEffect;
+
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.entity.Entity;
+import org.bukkit.entity.LivingEntity;
+import org.bukkit.entity.Player;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.block.Action;
+import org.bukkit.event.player.PlayerInteractEvent;
+import org.bukkit.metadata.FixedMetadataValue;
+import org.bukkit.plugin.java.JavaPlugin;
+
+public class Railgun extends JavaPlugin implements Listener {
+
+
+    @Override
+    public void onEnable(){
+        if (getServer().getPluginManager().getPlugin("PlayEffect")==null){
+            getLogger().info("[PlayEffectRailgun] PlayEffect plugin required!");
+            return;
+        }
+
+        getServer().getPluginManager().registerEvents(this, this);
+    }
+
+    @EventHandler
+    public void railShot(PlayerInteractEvent event){
+        if (event.getAction() != Action.RIGHT_CLICK_AIR) return;
+        Player p = event.getPlayer();
+        if (p.getItemInHand()==null) return;
+        if (p.getItemInHand().getType()!= Material.BLAZE_ROD) return;
+        Location loc1 = p.getEyeLocation();
+        @SuppressWarnings("deprecation")
+        Location loc2 = p.getTargetBlock(null, 100).getLocation();
+        if (loc1 == null) return;
+        if (loc2 == null) return;
+        List<Location> line = Util.buildLine(loc1, loc2); // provided by PlayEffect
+        if (line.size()<=2) return;
+        line.remove(0);
+
+        if (p.hasMetadata("railgun")&&((System.currentTimeMillis()-p.getMetadata("railgun").get(0).asLong())<=15000)){
+                PlayEffect.play(VisualEffect.CLOUD, line.get(1), "num:5");
+                PlayEffect.play(VisualEffect.SOUND, line.get(1),"type:FUSE");
+                return;
+        }
+
+        p.setMetadata("railgun", new FixedMetadataValue (this, System.currentTimeMillis()));
+
+        for (Location l : line){
+            // PlayEffect: play firework effect to simulate railgun trails
+            String param = "loc:"+Util.locationToStrLoc(loc1)+" loc2:"+Util.locationToStrLoc(loc2)+" draw:line color:aqua type:ball";
+            PlayEffect.play(VisualEffect.FIREWORK, param);
+
+            for (Entity e : l.getChunk().getEntities()){
+                if (!(e instanceof LivingEntity)) continue;
+                LivingEntity le = (LivingEntity) e;
+                if (le.getLocation().distance(l)<=1.5) le.damage(le.getMaxHealth()*0.55);
+            }
+        }
+
+
+    }
+
+
+
+}