Objective-C 实现2048算法类
参数model有一个二维数组data,及阶数matrix
//.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 #pragmamark-滑动规则 -(void)caculateTop:(DataModel*)model{ [selfup_remove_blank:model]; [selfup:model]; } -(void)caculateBottom:(DataModel*)model{ [selfdown_remove_blank:model]; [selfdown:model]; } -(void)caculateLeft:(DataModel*)model{ [selfleft_remove_blank:model]; [selfleft:model]; } -(void)caculateRight:(DataModel*)model{ [selfright_remove_blank:model]; [selfright:model]; } -(int)getAddScore{ inttemp=_addScore; _addScore=0; returntemp; } #pragmamark-新一个 -(BOOL)randNewOne:(DataModel*)model{ arraydata=[modelgetData]; 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; } #pragmamark-滑动算法 -(void)up_remove_blank:(DataModel*)model{ arraydata=[modelgetData]; 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{ arraydata=[modelgetData]; 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{ arraydata=[modelgetData]; 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{ arraydata=[modelgetData]; 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{ arraydata=[modelgetData]; 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; [selfleft_remove_blank:model]; } } } } -(void)right:(DataModel*)model{ arraydata=[modelgetData]; 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; [selfright_remove_blank:model]; } } } } -(void)up:(DataModel*)model{ arraydata=[modelgetData]; 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 [selfup_remove_blank:model]; } } } } -(void)down:(DataModel*)model{ arraydata=[modelgetData]; 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 [selfdown_remove_blank:model]; } } } } @end