DroidQuest/src/com/droidquest/devices/Bumper.java

package com.droidquest.devices;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;

import javax.swing.ImageIcon;

import com.droidquest.items.GenericRobot;
import com.droidquest.Room;
import com.droidquest.chipstuff.Port;

public class Bumper extends Device 
{
int rotation;
Color color;
transient GenericRobot robot;

public Bumper(int X, int Y , Room r, int direction, Color col) 
  {
	x=X; y=Y;
	room = r;
	if (room.portalItem!=null)
	  if (room.portalItem.getClass().toString().endsWith("Robot"))
	    robot = (GenericRobot) room.portalItem;
	rotation = direction;
	color = col;
	grabbable = false;
	GenerateIcons();
  }

public void writeRef(ObjectOutputStream s) throws IOException 
  {
	super.writeRef(s);	
	s.writeInt(level.items.indexOf(robot)); 
  }

public void readRef(ObjectInputStream s) throws IOException 
  {
	super.readRef(s);
	robot = (GenericRobot) level.FindItem(s.readInt());
  }

public void GenerateIcons() 
  {
	robot = (GenericRobot) room.portalItem;
	if (ports==null)
	  {
	     ports = new Port[1];
	     switch(rotation)
	       {
		case Port.ROT_UP: 
		  width=30; height=42;
		  ports[0] = new Port(16,39,Port.TYPE_OUTPUT,26,Port.ROT_DOWN,this);
		  break;
		  
		case Port.ROT_RIGHT: 
		  width=54; height=24;
		  ports[0] = new Port(0,13,Port.TYPE_OUTPUT,42,Port.ROT_LEFT,this);
		  break;
		  
		case Port.ROT_DOWN: 
		  width=30; height=38;
		  ports[0] = new Port(13,2,Port.TYPE_OUTPUT,22,Port.ROT_UP,this);
		  break;
		  
		case Port.ROT_LEFT: 
		  width=54; height=24;
		  ports[0] = new Port(52,10,Port.TYPE_OUTPUT,40,Port.ROT_RIGHT,this);
		  break;
	       }	
	  }
	else
	  for (int a=0; a<ports.length; a++)
	    ports[a].myDevice = this;
	
	icons = new ImageIcon[1];
	switch(rotation)
	  {
	   case Port.ROT_UP: 
	     width=30; height=42;
	     icons[0]= new ImageIcon(new BufferedImage(width,height,BufferedImage.TYPE_4BYTE_ABGR));
	     break;

	   case Port.ROT_RIGHT: 
	     width=54; height=24;
	     icons[0]= new ImageIcon(new BufferedImage(width,height,BufferedImage.TYPE_4BYTE_ABGR));
	     break;
	   
	   case Port.ROT_DOWN: 
	     width=30; height=38;
	     icons[0]= new ImageIcon(new BufferedImage(width,height,BufferedImage.TYPE_4BYTE_ABGR));
	     break;
	   
	   case Port.ROT_LEFT: 
	     width=54; height=24;
	     icons[0]= new ImageIcon(new BufferedImage(width,height,BufferedImage.TYPE_4BYTE_ABGR));
	     break;
	  }	
	currentIcon = icons[0].getImage();
  }

public void Decorate() 
  {
	super.Decorate();
	currentIcon = icons[0].getImage();
	try
	  {
	     g = currentIcon.getGraphics();
	  }
	catch (NullPointerException e)
	  {
	     System.out.println("Could not get Graphics pointer to " + getClass() + " Image");
	     return;
	  }
	g.setColor(color);
	switch(rotation)
	  {
	   case Port.ROT_UP: // Thrusts Up, moves Down
	     g.fillRect(8,0,14,4);
	     g.fillRect(4,2,6,4);
	     g.fillRect(20,2,6,4);
	     g.fillRect(0,4,6,4);
	     g.fillRect(24,4,6,4);
	     g.fillRect(12,6,6,10);
	     break;

	   case Port.ROT_RIGHT: // Thrusts Right, moves Left
	     g.fillRect(44,6,10,12);
	     g.fillRect(40,2,10,6);
	     g.fillRect(40,16,10,6);
	     g.fillRect(36,0,10,4);
	     g.fillRect(36,20,10,4);
	     g.fillRect(32,0,14,2);
	     g.fillRect(32,22,14,2);
	     break;
	   
	   case Port.ROT_DOWN: // Thrusts Down, moves Up
	     g.fillRect(8,34,14,4);
	     g.fillRect(4,32,6,4);
	     g.fillRect(20,32,6,4);
	     g.fillRect(0,30,6,4);
	     g.fillRect(24,30,6,4);
	     g.fillRect(12,22,6,10);
	     break;
	   
	   case Port.ROT_LEFT: // Thrusts Left, moves Right
	     g.fillRect(0,6,10,12);
	     g.fillRect(4,2,10,6);
	     g.fillRect(4,16,10,6);
	     g.fillRect(8,0,10,4);
	     g.fillRect(8,20,10,4);
	     g.fillRect(8,0,14,2);
	     g.fillRect(8,22,14,2);
	     g.fillRect(12,10,14,4);
	     break;
	  }
  }

public boolean Function() 
  {
	// Check the walls on the sides of the GenericRobot and set the
	// Port outputs and the bumper variables

	Dimension d = robot.GetXY();
	int X = d.width;
	int Y = d.height;
	
	switch(rotation)
	  {
	   case Port.ROT_UP: // Top Bumper
	       {
		  int bigXl = (X+14) / 28;
		  int bigXr = (X+41) / 28;
		  int bigY  = (Y-3)  / 32;
		  boolean collide = false;
		  for (int a=bigXl; a<=bigXr; a++)
//		    if (a>=0 && a<19 && bigY>=0 && bigY<12)
		      if (robot.level.materialAt(a,bigY,robot.room).Detectable(robot))
			collide = true;
		  ports[0].value=collide;
		  robot.topBumper = collide;
	       }
	     break;
	   case Port.ROT_RIGHT: // Right Bumper
	       {
		  int bigX  = (X+60)/28;
		  int bigYt = (Y+5) / 32;
		  int bigYb = (Y+36) / 32;
		  boolean collide = false;
		  for (int a=bigYt; a<=bigYb; a++)
//		    if (a>=0 && a<12 && bigX>=0 && bigX<20)
		      if (robot.level.materialAt(bigX,a,robot.room).Detectable(robot))
			collide = true;
		  ports[0].value=collide;
		  robot.rightBumper = collide;
	       }
	     break;
	   case Port.ROT_DOWN: // Bottom Bumper
	       {
		  int bigXl = (X+14) / 28;
		  int bigXr = (X+41) / 28;
		  int bigY  = (Y+44)/32;
		  boolean collide = false;
		  for (int a=bigXl; a<=bigXr; a++)
//		    if (a>=0 && a<19 && bigY>=0 && bigY<12)
		      if (robot.level.materialAt(a,bigY,robot.room).Detectable(robot))
			collide = true;
		  ports[0].value=collide;
		  robot.bottomBumper = collide;
	       }
	     break;
	   case Port.ROT_LEFT: // Left Bumper
	       {
		  int bigX  = (X-3)  / 28;
		  int bigYt = (Y+5) / 32;
		  int bigYb = (Y+36) / 32;
		  boolean collide = false;
		  for (int a=bigYt; a<=bigYb; a++)
//		    if (a>=0 && a<12 && bigX>=0 && bigX<20)
		      if (robot.level.materialAt(bigX,a,robot.room).Detectable(robot))
			collide = true;
		  ports[0].value=collide;
		  robot.leftBumper = collide;
	       }
	     break;
	  }
	
	return false;
  }

public void Erase() 
  {
	super.Erase();
	robot = null;
  }

}