TC Helper source

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import javax.swing.*;

public class EATileChangeHelper {

    public static void main(String[] args) {

		new RunFrame("Made by Cam");

    }

}

class RunFrame extends JFrame implements ActionListener {

	JTextField whichFile,howWideMap,howTallMap,topRightX,topRightY,columns,rows;

	public RunFrame(String s) {

		super(s);

		Container contentPane = getContentPane();
		setLayout(new GridLayout(8,2));

		JLabel findMARFile =  new JLabel("MAR file (see readme):   ");
		JLabel setMapWidth =  new JLabel("How wide is the map?     ");
		JLabel setMapHeight = new JLabel("How tall is the map?     ");
		JLabel setX1 =        new JLabel("Top right X coordinate?  ");
		JLabel setY1 =        new JLabel("Top right Y coordinate?  ");
		JLabel setColumns =   new JLabel("How many columns (width)?");
		JLabel setRows =      new JLabel("How many rows (height)?  ");
		JLabel placeholder =  new JLabel("                         ");

		whichFile = new JTextField(15);
		howWideMap = new JTextField(2);
		howTallMap = new JTextField(2);
		topRightX = new JTextField(2);
		topRightY = new JTextField(2);
		columns = new JTextField(2);
		rows = new JTextField(2);

		JButton go = new JButton("Start!");
		go.addActionListener(this);

		contentPane.add(findMARFile);
		contentPane.add(whichFile);
		contentPane.add(setMapWidth);
		contentPane.add(howWideMap);
		contentPane.add(setMapHeight);
		contentPane.add(howTallMap);
		contentPane.add(setX1);
		contentPane.add(topRightX);
		contentPane.add(setY1);
		contentPane.add(topRightY);
		contentPane.add(setColumns);
		contentPane.add(columns);
		contentPane.add(setRows);
		contentPane.add(rows);
		contentPane.add(placeholder);
		contentPane.add(go);

		pack();
		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		setVisible(true);

	}

	@Override
	public void actionPerformed(ActionEvent e) {

		JDialog dialogs = new JDialog();
		String resultMessage = new String("");

		try
		{

			String fileName = whichFile.getText();

			File marFile = new File(fileName);
			int mapWidth = Integer.parseInt(howWideMap.getText());
			int mapHeight = Integer.parseInt(howTallMap.getText());
			int X1 = Integer.parseInt(topRightX.getText());
			int Y1 = Integer.parseInt(topRightY.getText());
			int changeWidth = Integer.parseInt(columns.getText());
			int changeHeight = Integer.parseInt(rows.getText());

			int begin = Y1*mapWidth + X1;

			boolean coordinatesTooLarge = begin > mapWidth*mapHeight;
			boolean changeTooLarge = changeWidth > mapWidth || changeHeight > mapHeight;
			boolean impossibleXY = X1 >= mapWidth || Y1 >= mapHeight;

			if (coordinatesTooLarge || changeTooLarge || impossibleXY)
			{

				throw new TileChangeException("Something is wrong with your coordinates. Please check them.");

			}

			MARHelper marh = new MARHelper(marFile);
			marh.ripTCData(begin,mapWidth,changeWidth,changeHeight);
			marh.convertToEventFile();

			dialogs = new JDialog((Frame) null,"Done!",true);
			resultMessage = "Finished.";

		}
		catch (IOException ioe)
		{

			//System.out.println("Error: File not found");
			dialogs = new JDialog((Frame) null,"Error",true);
			resultMessage = "Error: File not found";

		}
		catch (NumberFormatException nfe)
		{

			//System.out.println("That's not a number.");
			dialogs = new JDialog((Frame) null,"Error",true);
			resultMessage = "Error: That's not a number.";

		}
		catch (NullPointerException npe)
		{

			//System.out.println("Please don't leave fields blank.");
			dialogs = new JDialog((Frame) null,"Error",true);
			resultMessage = "Error: Blank input fields";

		}
		catch (TileChangeException tce)
		{

			dialogs = new JDialog((Frame) null,"Error",true);
			resultMessage = tce.getMessage();

		}
		catch (Exception x)
		{

			//System.out.println("Unknown exception encountered.");
			dialogs = new JDialog((Frame) null,"Error",true);
			resultMessage = "An unknown error occurred.";

		}
		finally
		{

			JLabel dialogLabel = new JLabel(resultMessage);
			dialogs.add(dialogLabel);
			dialogs.pack();
			dialogs.setVisible(true);

		}

	}

}

class MARHelper {

	//Contains the actual meat and bones - IE, it does the actual work.

	File file;
	File dataFile;

	public MARHelper(File file) throws IOException {

		this.file = file;

		if (!file.toString().endsWith(".MAR"))
		{

			System.out.println("Not a .MAR file, loser.");

		}
		else
		{

			String fileName = file.toString().replace(".MAR","");

			fileName += "MapData.bin";

			DataInputStream dis = new DataInputStream(new FileInputStream(file));
			DataOutputStream dos = new DataOutputStream(new FileOutputStream(fileName));

			short mTile = 0x0000;
			int rTile;

			while (dis.available() > 0)
			{

				mTile = dis.readShort();

				rTile = ((mTile & 0xFF)*0x100) + ((mTile >>> 8) & 0xFF);
				rTile = rTile / 8;

				rTile = ((rTile & 0xFF)*0x100) + ((rTile >>> 8) & 0xFF);

				dos.writeShort(rTile);

			}

		}

	}

	public void ripTCData(int begin, int width, int x, int y) throws IOException {

		this.dataFile = new File(file.toString().replace(".MAR","").concat("MapData.bin"));

		DataOutputStream tcRipper = new DataOutputStream(new FileOutputStream("ChangeData.bin"));
		DataInputStream dis = new DataInputStream(new FileInputStream(dataFile));

		int tilesRead = 0;
		int totalTiles = x*y;

		while(tilesRead < totalTiles)
		{

			int columnsRead = 0;

			while(columnsRead < x)
			{

				int v = dis.readShort();

				tcRipper.writeShort(v);
				++tilesRead;
				++columnsRead;

			}

			dis.skipBytes(width - x);

		}

	}

	public void convertToEventFile() throws IOException {

		PrintStream ps = new PrintStream("TileChanges.txt");
		FileInputStream fis = new FileInputStream(new File("ChangeData.bin"));

		while (fis.available() != 0)
		{

			int single = fis.read();

			String halfTile = Integer.toHexString(single).toUpperCase();

			if (single < 0x10)
			{

				halfTile = "0".concat(halfTile);

			}

			ps.print("0x" + halfTile + " ");

		}

	}

}

class TileChangeException extends Exception {

	public TileChangeException(String s) {

		super(s);

	}

}