/**
 * Class for creating a template for a simple Java program
 * 
 * @author Pat Troy: troy AT uic DOT edu
 */

import java.awt.Color;

// Note the name of the class in the following line MUST
// match the name of the file. 
public class Lect39a
{
  public static void main (String[] args) 
  {
    // get the first picture with the foreground image
    String fname = FileChooser.pickAFile();
    Picture pict = new Picture (fname);
    
    Picture newlyCreatedPicture ;
    
    // call method
    newlyCreatedPicture = copyPicture (pict);
    
    pict.explore();
    newlyCreatedPicture.show();
  }
  
  // alternate way to access the pixels from three different pictures
  public static Picture copyPicture (Picture pict1)
  {
    // local variables
    int width = pict1.getWidth();
    int height = pict1.getHeight();
    int xPos, yPos;
    int rotatedX, rotatedY;
    Pixel p1, p2, p3;
    Color c1, c2, c3;
    
    // create the new picture
    Picture pict3 = new Picture (width, height );
    
    for (xPos = 0 ; xPos < width ; xPos++)
    {
      for (yPos = 0 ; yPos < height ; yPos++)
      {
        // get the pixel information from the foreground original picture
        p1 = pict1.getPixel (xPos, yPos);
        c1 = p1.getColor();
      
        // manipulate the pixels
        c3 = c1;
        rotatedX = xPos;
        rotatedY = yPos;
     
        // set the color in the pixel for the new picture
        p3 = pict3.getPixel (rotatedX, rotatedY);
        p3.setColor (c3);
      
      }
    } // end of for loop
    
    return pict3;
  } // end of emthod
  
} // end of class