import com.ms.wfc.io.*;
import com.ms.wfc.core.*;
import com.ms.wfc.app.*;
import com.ms.wfc.ui.*;
import com.ms.wfc.util.*;
import java.util.Vector;
import com.ms.lang.*;
import com.ms.*;

public class Txtf extends Form   {

	public void tgaToTxtf(String tgaFileName)
				{
				java.util.StringTokenizer parser = new java.util.StringTokenizer(tgaFileName,".");	
				
				String txtFileName = parser.nextToken() + "." + parser.nextToken();
				int trueHeight = Integer.parseInt(parser.nextToken());
				int hotX = Integer.parseInt(parser.nextToken());
				int hotY = Integer.parseInt(parser.nextToken());
				
				File txtfFile = File.create(txtFileName);
				File tgaFile = File.open(tgaFileName);
				
				tgaFile.setPosition(12);
				int width = tgaFile.readShort();
				int height = tgaFile.readShort();
				tgaFile.setPosition(18);
				byte[] data = tgaFile.readBytes(width*height*2);  
				
				txtfFile.writeInt(0x66747874);
				txtfFile.writeInt(0x00020000);	
				txtfFile.writeInt(width);
				txtfFile.writeInt(trueHeight);
				txtfFile.writeInt(hotX);
				txtfFile.writeInt(hotY);
				txtfFile.writeBytes(data);
				
				tgaFile.close();
				txtfFile.close();
				}
	public void txtfToTga(String txtfFileName)
				{
				File txtfFile = File.open(txtfFileName);
				if ( isTxtf(txtfFile) == false ) 
					{
					if ( isTga(txtfFile) )
						{
						txtfFile.close();
						tgaToTxtf(txtfFileName);
						}	
					return;
					}
				int width,height,trueHeight,hotX,hotY;
				txtfFile.setPosition(8);
				width = txtfFile.readInt();
				trueHeight = txtfFile.readInt();
				hotX = txtfFile.readInt();	
				hotY = txtfFile.readInt();
				int dataSize = (int)txtfFile.getLength()-(int)txtfFile.getPosition();
				height = dataSize/width/2;
				byte[] data = txtfFile.readBytes(width*height*2);
				;
				
				
				
				File tgaFile = File.create(txtfFileName + "." + trueHeight + "." + hotX + "." + hotY + ".tga");
				
				tgaFile.writeInt(0x00020000);
				tgaFile.writeInt(0x00000000);
				tgaFile.writeInt(0x00000000);
				
				tgaFile.writeShort((short)width);
				tgaFile.writeShort((short)height);
				tgaFile.writeShort((short)0x0110);
				tgaFile.writeBytes(data);
				tgaFile.close();
				txtfFile.close();
				} // end txtfToTga
				
	public void getFiles() {
		String[] fnames;
			OpenFileDialog ofd = new OpenFileDialog();
				ofd.setMultiselect(true);
				ofd.setFilter("Gun graphic files (*.nn?,*.ns?,*.zn?,*.zs?)|*.nn?;*.ns?;*.zn?;*.zs?|Tga files    (*.tga)|*.tga"); 
				ofd.setFilterIndex(1);
				int dlgResult = ofd.showDialog();  
				if (dlgResult == DialogResult.OK) 
					{
					fnames = ofd.getFileNames();    
					}
				else return;
			
			if ( ofd.getFilterIndex() == 1 ) 
				{
				int i;
				for ( i = 0 ; i < fnames.length ; i++ )
				{
				
				if ( File.isFile(fnames[i]) ) txtfToTga(fnames[i]);	
				
				}	
				}
			if ( ofd.getFilterIndex() == 2 ) 
				{
				int i;
				for ( i = 0 ; i < fnames.length ; i++ )
				{
				if ( File.isFile(fnames[i]) ) tgaToTxtf(fnames[i]);	
				
				}	
			}
			
		}
	public void formInit() {
			
			
			
			} // end formInit
			
	public Txtf(String[] args) {
		if ( args.length > 0 ) return;
		getFiles();
		
		}		 
	public static void main(String[] args) {
		
		Txtf myTxtf = new Txtf(args);
		
		if ( args.length > 0 )
			{
			String[] files = File.getFiles(args[0]);
			int i;
			for ( i = 0 ; i < files.length ; i++ )
				{
				if ( File.isFile(files[i]) ) myTxtf.txtfToTga(files[i]);	
				}
			}
			
	
		} // end main
	public boolean isTransparent(int[] data) {
		
		int i;
		for ( i = 0 ; i < data.length ; i++ )
			{
			
			if ( data[i] != 0x7FFF ) return(false);	
			}
		return(true);
		}
	public int getTop(byte[] data,int width) {
					int height = data.length/2/width;
					int[][] intData = new int[height][width];
					
					int i,j,top=0;
					
					for ( i = 0 ; i < height ; i++ )
						{
						for ( j = 0 ; j < width ; j++ )
							{
							intData[i][j] = (data[(i*width+j)*2]&0xff | (data[(i*width+j)*2+1]&0xff) << 8 ) & 0xffff;	
							}	
						}
					for ( i = 0 ; i < height ; i++ )
						{
						if ( isTransparent(intData[i]) == true ) { top = i;i = height+10; }	
						}
					
					return(top-1);
						}
	public boolean isTga(File testFile) 	{
		
				testFile.setPosition(0);
				int test = testFile.readInt();
				
				
				if ( test == 0x20000 ) return(true);
				else return(false);
				}
	public boolean isTxtf(String fileName) 
				{
				return(isTxtf(File.open(fileName)));	
				}
	public boolean isTxtf(File testFile) {
		
				int test = testFile.readInt();
				
				if ( test == 1718909044 ) return(true); 
				return(false);
				}
						
				} // end class TxtF