void Tetris::moveHorizontallyBy(int xMovement){
int newX = this->currentTetromino.getX() + xMovement;
Tetromino newTetromino = Tetromino(this->currentTetromino);
newTetromino.setX(newX);
if(isTetrominoActionValid(newTetromino)){
this->currentTetromino = newTetromino;
}
}
//each clock iteration will move the block along the y-axis
void Engine::clock()
{
Tetromino activeBlock = _tetromino;
activeBlock.move(0,1);
//block has not hit wall or another block
if(!_grid.collides(activeBlock))
{
_tetromino = activeBlock;
}
//update the grid and create a new tetromino
else
{
_grid.join(_tetromino);
_grid.removeLines();
//create new block
_tetromino = Tetromino(Tetromino::Block(rand() % 7));
if(_grid.collides(_tetromino)) //check for collision at the top
{
restart();
}
}
}
//redraw grid and block
void Engine::restart()
{
_grid = Grid();
_tetromino = Tetromino(Tetromino::Block(rand()%7));
}
