今天麦子学院ios开发老师给大家介绍Objective-C 实现的IOS版小游戏2048算法类，十分的实用，有需要的小伙伴可以参考下。
参数model有一个二维数组data，及阶数matrix
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// .h文件 @classDataModel; @interfaceAlgorithm : NSObject @property(nonatomic,assign)intaddScore;// 加分 - (void)caculateTop:(DataModel *)model;// 上滑规则 - (void)caculateBottom:(DataModel *)model;// 下滑规则 - (void)caculateLeft:(DataModel *)model;// 左滑规则 - (void)caculateRight:(DataModel *)model;// 右滑规则 - (BOOL)randNewOne:(DataModel *)data; - (int)getAddScore; @end // .m文件 @implementationAlgorithm #pragma mark - 滑动规则 - (void)caculateTop:(DataModel *)model { [self up_remove_blank:model]; [self up:model]; } - (void)caculateBottom:(DataModel *)model { [self down_remove_blank:model]; [self down:model]; } - (void)caculateLeft:(DataModel *)model { [self left_remove_blank:model]; [self left:model]; } - (void)caculateRight:(DataModel *)model { [self right_remove_blank:model]; [self right:model]; } - (int)getAddScore { inttemp = _addScore; _addScore =0; returntemp; } #pragma mark - 新一个 - (BOOL)randNewOne:(DataModel *)model { array data = [model getData]; intall =0; for(inti=0; i<model.matrix; i++) { for(intj=0; j<model.matrix; j++) { if(data[i][j] ==0) { all = all +1; } } } if(all ==0) { returnNO; } intindex = arc4random() % all; all =0; for(inti=0; i<model.matrix; i++) { for(intj=0; j<model.matrix; j++) { if(data[i][j] ==0) { all = all +1; if(all == index+1) { data[i][j] =2; returnYES; } } } } returnNO; } #pragma mark - 滑动算法 - (void)up_remove_blank:(DataModel *)model { array data = [model getData]; inti,j,k; for(j=0;j < model.matrix;j++){ for(i=1;i < model.matrix;i++){ k=i; while(k-1>=0&&data[k-1][j]==0){//上面的那个为空 //swap(data[k][j],data[k-1][j]); inttemp = data[k][j]; data[k][j] = data[k-1][j]; data[k-1][j] = temp; k--; } } } } - (void)down_remove_blank:(DataModel *)model { array data = [model getData]; inti,j,k; for(j=0; j < model.matrix; j++){ for(i = model.matrix-2; i >=0; i--){ k=i; while(k+1<=model.matrix-1&&data[k+1][j]==0){//上面的那个为空 //swap(a[k][j],a[k][j]); inttemp = data[k][j]; data[k][j] = data[k+1][j]; data[k+1][j] = temp; k++; } } } } - (void)left_remove_blank:(DataModel *)model { array data = [model getData]; inti,j,k; for(i=0;i < model.matrix;i++){ for(j=1;j<model.matrix;j++){ k=j; while(k-1>=0&&data[i][k-1]==0){//上面的那个为空 //swap(a[i][k],a[i][k-1]); inttemp = data[i][k]; data[i][k] = data[i][k-1]; data[i][k-1] = temp; k--; } } } } - (void)right_remove_blank:(DataModel *)model { array data = [model getData]; inti,j,k; for(i=0;i<model.matrix;i++){ for(j=model.matrix-2;j>=0;j--){ k=j; while(k+1<=model.matrix-1&&data[i][k+1]==0){//上面的那个为空 //swap(a[i][k],a[i][k+1]); inttemp = data[i][k]; data[i][k] = data[i][k+1]; data[i][k+1] = temp; k++; } } } } - (void)left:(DataModel *)model { array data = [model getData]; inti,j; for(i=0;i<model.matrix;i++){ for(j=0;j<model.matrix-1;j++){ if(data[i][j]==data[i][j+1]){ _addScore = _addScore + data[i][j]; data[i][j]+=data[i][j+1]; data[i][j+1]=0; [self left_remove_blank:model]; } } } } - (void)right:(DataModel *)model { array data = [model getData]; inti,j; for(i=0;i<model.matrix;i++){ for(j=model.matrix-1;j>=1;j--){ if(data[i][j]==data[i][j-1]){ _addScore = _addScore + data[i][j]; data[i][j]+=data[i][j-1]; data[i][j-1]=0; [self right_remove_blank:model]; } } } } - (void)up:(DataModel *)model { array data = [model getData]; inti,j; for(j=0;j<model.matrix;j++){//每一列 for(i=0;i<model.matrix-1;i++){ if(data[i][j]==data[i+1][j]){ _addScore = _addScore + data[i][j]; data[i][j]=data[i][j]+data[i+1][j]; data[i+1][j]=0; //移除空格 [self up_remove_blank:model]; } } } } - (void)down:(DataModel *)model { array data = [model getData]; inti,j; for(j=0;j<model.matrix;j++){//每一列 for(i=model.matrix-1;i>=1;i--){ if(data[i][j]==data[i-1][j]){ _addScore = _addScore + data[i][j]; data[i][j]=data[i][j]+data[i-1][j]; data[i-1][j]=0; //移除空格 [self down_remove_blank:model]; } } } } @end |
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