/**
* 获取当前提示的卡片对
*
* @return 返回提示的卡片对，没有时返回null
*/
private PiecePair promptPair() {
Piece[][] pieces = gameService.getPieces();
for (int i = 0; i < pieces.length * pieces[0].length; i++) {
Piece p1 = pieces[i / pieces[0].length][i % pieces[0].length];
if (Piece.canSelect(p1)) {
for (int j = i + 1; j < pieces.length * pieces[0].length; j++) {
Piece p2 = pieces[j / pieces[0].length][j % pieces[0].length];
if (Piece.canSelect(p2) && p1.isSameImage(p2) && link(p1, p2) != null) {
return new PiecePair(p1, p2);
}
}
}
}
return null;
}
/**
* 点击卡片时的处理
*
* @param piece 点击的卡片
*/
public void click(Piece piece) {
Piece curPiece = piece;
if (curPiece == null) {
return;
}
unPrompt();
if (selected == curPiece || !Piece.canSelect(curPiece)) {
if (selected != null) {
unCheck();
}
return;
}
if (selected == null) {
check(curPiece);
} else {
LinkInfo linkInfo = gameService.link(selected, curPiece);
if (linkInfo == null) {
unCheck();
check(curPiece);
} else {
handleSuccess(linkInfo, selected, curPiece);
}
}
}
/**
* 成功配对时的处理
*
* @param linkInfo 连接路径信息
* @param prePiece 前一个卡片信息
* @param curPiece 当前卡片信息
*/
private void handleSuccess(LinkInfo linkInfo, Piece prePiece, Piece curPiece) {
unCheck();
Piece[][] pieces = gameService.getPieces();
if (prePiece.isStar()) {
gameStar++;
if (listener != null) {
listener.onStarChanged(gameStar);
}
}
if (curPiece.isStar()) {
gameStar++;
if (listener != null) {
listener.onStarChanged(gameStar);
}
}
// pieces[prePiece.getIndexY()][prePiece.getIndexX()].setEmpty(true);
// pieces[curPiece.getIndexY()][curPiece.getIndexX()].setEmpty(true);
pieces[prePiece.getIndexY()][prePiece.getIndexX()].setImageId(GameSettings.GroundCardValue);
pieces[curPiece.getIndexY()][curPiece.getIndexX()].setImageId(GameSettings.GroundCardValue);
onLinkPath(linkInfo);
if (alignContext != null) {
alignContext.Translate(prePiece, curPiece);
if (listener != null) {
listener.onTranslate();
}
}
gameStep++;
if (listener != null) {
listener.onStepChanged(gameStep);
}
if (listener != null) {
listener.onErase();
}
// 如果收集了足够的星星，游戏胜利
if (levelCfg.getStars() != 0 && gameStar == levelCfg.getStars()) {
gameStatus.win();
}
// 如果没有了游戏块，游戏胜利
if (!gameService.hasPieces()) {
gameStatus.win();
}
}