static int check_lines()
{
int i,j;
int total = 0;
int lines = 0;
for(i = 0; i < 4; i++)
{
if(row+i < 20)
{
for(j = 0; j < 14; j++)
{
total += grid[row+i][j];
}
}
if(total == 14)
{
lines++;
copy_down(row+i, grid);
trigger_event("LineCleared", (void*)row+i);
}
total = 0;
}
trigger_event("DoneClearing", (void*)row+i);
return lines;
}
int map::clear_lines(int top, int bottom)
{
int cleared_lines = 0;
for (int row = top; row <= bottom; ++row) {
if (!is_clearing_line(row))
continue;
++cleared_lines;
// 下移一行
if (copy_down(row))
continue;
// 最上一行清空
for (int i = 0; i < width_; i++)
get_node(i, 0).reset();
}
return cleared_lines;
}
