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());
}
}
}
/**
* 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());
}
/**
* 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());
}
}
}
