public void cropAndCopy(
     Picture sourcePicture,
     int startSourceRow,
     int endSourceRow,
     int startSourceCol,
     int endSourceCol,
     int startDestRow,
     int startDestCol) {
   Pixel leftPixel = null;
   Pixel rightPixel = null;
   Pixel[][] pixels = this.getPixels2D();
   Color rightColor = null;
   Pixel[][] fromPixels = sourcePicture.getPixels2D();
   Pixel[][] toPixels = this.getPixels2D();
   Pixel fromPixel = null;
   Pixel toPixel = null;
   for (int fromRow = startSourceRow, toRow = endSourceRow;
       fromRow < fromPixels.length && toRow < toPixels.length;
       fromRow++, toRow++) {
     for (int fromCol = startSourceCol, toCol = endSourceCol;
         fromCol < fromPixels[0].length && toCol < toPixels[0].length;
         fromCol++, toCol++) {
       fromPixel = fromPixels[fromRow][fromCol];
       toPixel = toPixels[toRow][toCol];
       toPixel.setColor(fromPixel.getColor());
     }
   }
 }
Beispiel #2
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 /**
  * Method to replace blue pixels with pixels from the second picture.
  *
  * @param second picture to replace blue pixels with
  */
 public void chromakey(Picture second) {
   Pixel[][] pixels = this.getPixels2D();
   Pixel[][] pixels2 = second.getPixels2D();
   for (int row = 0; row < pixels.length; row++)
     for (int col = 0; col < pixels[0].length; col++)
       if (pixels[row][col].getColor().getBlue() >= 200)
         pixels[row][col].setColor(pixels2[row][col].getColor());
 }
Beispiel #3
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 /**
  * copy from the passed fromPic to the specified startRow and startCol in the current picture
  *
  * @param fromPic the picture to copy from
  * @param startRow the start row to copy to
  * @param startCol the start col to copy to
  */
 public void copy(Picture fromPic, int startRow, int startCol) {
   Pixel fromPixel = null;
   Pixel toPixel = null;
   Pixel[][] toPixels = this.getPixels2D();
   Pixel[][] fromPixels = fromPic.getPixels2D();
   for (int fromRow = 0, toRow = startRow;
       fromRow < fromPixels.length && toRow < toPixels.length;
       fromRow++, toRow++) {
     for (int fromCol = 0, toCol = startCol;
         fromCol < fromPixels[0].length && toCol < toPixels[0].length;
         fromCol++, toCol++) {
       fromPixel = fromPixels[fromRow][fromCol];
       toPixel = toPixels[toRow][toCol];
       toPixel.setColor(fromPixel.getColor());
     }
   }
 }
 public void copy(
     Picture fromPic,
     int fromStartRow,
     int fromStartCol,
     int toStartRow,
     int toStartCol,
     int fromEndRow,
     int fromEndCol) {
   Pixel fromPixel = null;
   Pixel toPixel = null;
   Pixel[][] toPixels = this.getPixels2D();
   Pixel[][] fromPixels = fromPic.getPixels2D();
   for (int fromRow = fromStartRow, toRow = toStartRow;
       fromRow <= fromEndRow && toRow < toPixels.length;
       fromRow++, toRow++) {
     for (int fromCol = fromStartCol, toCol = toStartCol;
         fromCol <= fromEndCol && toCol < toPixels.length;
         fromCol++, toCol++) {
       fromPixel = fromPixels[fromRow][fromCol];
       toPixel = toPixels[toRow][toCol];
       toPixel.setColor(fromPixel.getColor());
     }
   }
 }