我正在編寫一個匹配三引擎,並且我成功地使用巨大的循環來創建匹配以查找匹配的項目。有關如何用物品填充空白空間(放入空白空間)並創建新項目而沒有過多循環和if語句的任何想法?在網格中填充開放空間自頂向下
這是我迄今爲止的相關代碼。
public var rows:uint = 8;
public var cols:uint = 7;
public var cell:Array = new Array();
public var plot:Array = new Array();
public var height:int;
public var width:int;
public var relativePositions:Array = [{name:'top', position:-1}, {name:'bottom', position:1}, {name:'left', position:rows*-1}, {name:'right', position:rows*1}];
public var dictionary:Dictionary = new Dictionary();
public var matches:Array = new Array();
public function createGrid(target:*, displayObject:*, spacer:int) : void {
var iterator:uint = 0;
for(var c:uint = 0;c<cols;c++){
for(var r:uint = 0;r<rows;r++){
cell[iterator] = createGamePiece();
Sprite(cell[iterator]).name = String(iterator);
Sprite(cell[iterator]).addEventListener(MouseEvent.CLICK, _handleGamePiece_CLICK);
Sprite(cell[iterator]).addEventListener(MouseEvent.MOUSE_OVER, _handleGamePiece_MOUSE_OVER);
Sprite(cell[iterator]).addEventListener(MouseEvent.MOUSE_OUT, _handleGamePiece_MOUSE_OUT);
cell[iterator].y = cell[iterator].height * r + (spacer*r);
cell[iterator].x = cell[iterator].width * c + (spacer*c);
GamePiece(cell[iterator]).positionX = cell[iterator].x;
GamePiece(cell[iterator]).positionY = cell[iterator].y;
GamePiece(cell[iterator]).positionRow = r;
GamePiece(cell[iterator]).positionCol = c;
target.addChild(cell[iterator]);
dictionary[String(iterator)] = cell[iterator]
iterator++
}
}
}
public function findRelativeMatches(targetSprite:Sprite) : void {
targetSprite.alpha = .5;
var rootPosition:Number = Number(targetSprite.name);
for (var i:int = 0; i < relativePositions.length; i ++) {
var key:String = String(rootPosition + relativePositions[i].position);
// to do >> Not hardcoded to 'Pig'
if (findSprite(key) != null && GamePiece(targetSprite).color == GamePiece(findSprite(key)).color && GamePiece(findSprite(key)).found == false) {
var sprite:Sprite = findSprite(key);
sprite.alpha = .5;
GamePiece(sprite).found = true;
matches.push(sprite);
findRelativeMatches(sprite);
};
};
targetSprite.addEventListener(MouseEvent.MOUSE_OUT, function() : void {
if (matches.length != 0) {
for (var j:int = 0 ; j < matches.length ; j++) {
Sprite(matches[j]).alpha = 1;
GamePiece(matches[j]).found = false;
}
matches.splice(0);
}
});
}
public function findSprite(key:String) : Sprite {
var sprite:Sprite;
dictionary[key] != undefined ? sprite = dictionary[key] : null;
return sprite;
}
protected function _handleGamePiece_CLICK(event:MouseEvent):void
{
for (var j:int = 0 ; j < matches.length ; j++) {
var sprite:Sprite = matches[j];
view.removeChild(matches[j]);
}
matches.splice(0);
}
public function createGamePiece() : Sprite {
var gamePiece:GamePiece = new GamePiece();
return gamePiece;
}
hm - 我想唯一的問題是如何實例化:var GRID:Vector。>; –
我假設它會是這樣的:public var GRID:Vector。> =新的Vector。>(rows * cols);但這似乎並不奏效。 –
好吧,我正在寫答案的實例代碼,假設你知道它在運行時的行和列號。 – Vesper