Added PowerLaser type

core/src/io/anuke/mindustry/world/blocks/types/distribution/PowerLaser.java

@@ -0,0 +1,61 @@
+package io.anuke.mindustry.world.blocks.types.distribution;
+
+import com.badlogic.gdx.math.GridPoint2;
+
+import io.anuke.mindustry.Vars;
+import io.anuke.mindustry.world.Tile;
+import io.anuke.mindustry.world.World;
+import io.anuke.mindustry.world.blocks.types.PowerAcceptor;
+import io.anuke.mindustry.world.blocks.types.PowerBlock;
+import io.anuke.ucore.core.Draw;
+import io.anuke.ucore.util.Angles;
+import io.anuke.ucore.util.Geometry;
+
+public class PowerLaser extends PowerBlock{
+	public int laserRange = 4;
+	public float powerAmount = 0.01f;
+
+	public PowerLaser(String name) {
+		super(name);
+		rotate = true;
+	}
+	
+	@Override
+	public void drawOver(Tile tile){
+		Tile target = target(tile);
+		
+		if(target != null){
+			Draw.laser("laser", "laserend", tile.worldx(), tile.worldy(), target.worldx(), target.worldy());
+		}else{
+			Angles.translation(tile.rotation*90, laserRange*Vars.tilesize);
+			
+			Draw.laser("laser", "laserend", tile.worldx(), tile.worldy(), tile.worldx() + Angles.x(), tile.worldy() + Angles.y());
+		}
+	}
+	
+	@Override
+	public void update(Tile tile){
+		PowerEntity entity = tile.entity();
+		Tile target = target(tile);
+		
+		PowerAcceptor p = (PowerAcceptor)target.block();
+		if(p.acceptsPower(target) && entity.power >= powerAmount){
+			entity.power -= (powerAmount - p.addPower(target, powerAmount));
+		}
+	}
+	
+	private Tile target(Tile tile){
+		GridPoint2 point = Geometry.getD4Points()[tile.rotation];
+		
+		int i = 0;
+		
+		for(i = 1; i < laserRange; i ++){
+			Tile other = World.tile(tile.x + i * point.x, tile.y + i * point.y);
+			
+			if(other != null && other.block() instanceof PowerAcceptor){
+				return other;
+			}
+		}
+		return null;
+	}
+}