/**
* Set's given row's block array's blocks null. And moves all blocks with smaller y-coordinate in
* the table one step down.
*
* @param i the rownumber to destroy
* @param table The Table whose row is to be destroyed.
*/
public void destroyRow(int i, Table table) {
Block[][] blocks = table.getBlocks();
for (int j = 0; j < table.getWidth(); j++) {
blocks[j][i] = null;
}
for (int j = i; j >= 0; j--) {
for (int k = 0; k < table.getWidth(); k++) {
if (blocks[k][j] != null) {
blocks[k][j].moveDown();
blocks[k][j + 1] = table.getBlocks()[k][j];
blocks[k][j] = null;
}
}
}
}
/**
* Searches every row in Tables block array with no null values, and adds it's row-index to a
* list.
*
* @param levelManager The LevelManager, whose destroyedRows is updated after collecting the
* correct rows.
* @param table The Table whose rows are effected.
* @return The list of indexes of rows with no null block -values.
*/
public ArrayList<Integer> searchFullRows(LevelManager levelManager, Table table) {
ArrayList<Integer> rowsToDestroy = new ArrayList<>();
int piecesInRow = 0;
for (int i = 0; i < table.getHeight(); i++) {
for (int j = 0; j < table.getWidth(); j++) {
if (table.getBlocks()[j][i] != null) {
piecesInRow++;
}
}
if (piecesInRow == table.getWidth()) {
rowsToDestroy.add(i);
levelManager.increaseRowsDestroyed();
}
piecesInRow = 0;
}
return rowsToDestroy;
}