1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
7. 7
8. 8
9. 9
10. 10
11. 11
12. 12
13. 13
14. 14
15. 15
16. 16
17. 17
18. 18
19. 19
20. 20
21. 21
22. 22
23. 23
24. 24
25. 25
26. 26
27. 27
28. 28
29. 29
30. 30
31. 31
32. 32
33. 33
34. 34
35. 35
36. 36
37. 37
38. 38
39. 39
40. 40
41. 41
42. 42

public function check():void {
    var gem:Gem;
    var counter:Number = 1;
    for (var i : int = 0; i < _cols; i++) {
        gem = null;
	counter = 1;
	for (var j : int = 0; j < _rows; j++) {
	    checkCell();
	}
    }
    for (var j : int = 0; j < _rows; j++) {
        gem = null;
	counter = 1;
	for (var i : int = 0; i < _cols; i++) {
	    checkCell();
	}
    }
    function checkCell():void {
        if (getCell(i,j).gem == gem) {
            counter++;
	} else {
	    if (counter>=GEMS_IN_ROW) {
	        checkLine(i, j-counter, i, j-1);
	    }
	    gem = getCell(i,j).gem;
	    counter = 1; 
	}
    }
    deleteCells();
}

private function checkLine(startX:Number, startY:Number, endX:Number, endY:Number):void {
    if (startX == endX) {
        for (var j : int = startY; j < endY; j++) {
            _cells[startY][j].toDelete = true;
        }
    } else {
        for (var i : int = startX; i < endX; i++) {
	    _cells[i][startY].toDelete = true;
	}
    }
}