数字滑动

[gyf-lancelot]

1. 滑动事件手势监测
2. 响应滑动事件

[gyf-lancelot]

func setupSwipeGuestures() { let upSwipe = UISwipeGestureRecognizer(target:self, action: Selector("swipeUp")) upSwipe.numberOfTouchesRequired = 1 upSwipe.direction = UISwipeGestureRecognizerDirection.Up self.view.addGestureRecognizer(upSwipe)

    let downSwipe = UISwipeGestureRecognizer(target:self, action: Selector("swipeDown"))
    downSwipe.numberOfTouchesRequired = 1
    downSwipe.direction = UISwipeGestureRecognizerDirection.Down
    self.view.addGestureRecognizer(downSwipe)

    let leftSwipe = UISwipeGestureRecognizer(target:self, action: Selector("swipeLeft"))
    leftSwipe.numberOfTouchesRequired = 1
    leftSwipe.direction = UISwipeGestureRecognizerDirection.Left
    self.view.addGestureRecognizer(leftSwipe)

    let rightSwipe = UISwipeGestureRecognizer(target:self, action: Selector("swipeRight"))
    rightSwipe.numberOfTouchesRequired = 1
    rightSwipe.direction = UISwipeGestureRecognizerDirection.Right
    self.view.addGestureRecognizer(rightSwipe)
}

滑动事件定义

[gyf-lancelot]

func reflowUp() { copyToMtiles() var index:Int for var i = dimension - 1; i > 0; i-- { for j in 0..<dimension { index = self.dimension * i + j if(mtiles[index - self.dimension] == 0 && (mtiles[index] > 0)) { mtiles[index - self.dimension] = mtiles[index] mtiles[index] = 0
var subindex:Int = index while(subindex + self.dimension < mtiles.count) { if(mtiles[subindex + self.dimension] > 0) { mtiles[subindex] = mtiles[subindex + self.dimension] mtiles[subindex + self.dimension] = 0 } subindex += self.dimension } } } } copyFromMtiles() }

func reflowDown()
{
    copyToMtiles()
    var index:Int
    for i in 0..<dimension - 1
    {
        for j in 0..<dimension
        {
            index = self.dimension * i + j
            if(mtiles[index + self.dimension] == 0 && (mtiles[index] > 0))
            {
                mtiles[index + self.dimension] = mtiles[index]
                mtiles[index] = 0

                var subindex:Int = index
                while((subindex - self.dimension) >= 0 )
                {
                    if(mtiles[subindex - self.dimension] > 0)
                    {
                        mtiles[subindex] = mtiles[subindex - self.dimension]
                        mtiles[subindex - self.dimension] = 0
                    }
                    subindex -= self.dimension
                }
            }
        }
    }
    copyFromMtiles()
}

func reflowLeft()
{
    copyToMtiles()
    var index:Int
    for i in 0..<dimension
    {
        for var j = dimension - 1; j > 0; j--
        {
            index = self.dimension * i + j
            if(mtiles[index - 1] == 0 && (mtiles[index] > 0))
            {
                mtiles[index - 1] = mtiles[index]
                mtiles[index] = 0

                var subindex:Int = index
                while((subindex + 1) < i * dimension + dimension)
                {
                    if(mtiles[subindex + 1] > 0)
                    {
                        mtiles[subindex] = mtiles[subindex + 1]
                        mtiles[subindex + 1] = 0
                    }
                    subindex += 1
                }
            }
        }
    }
    copyFromMtiles()
}

func reflowRight()
{
    copyToMtiles()
    var index:Int
    for i in 0..<dimension
    {
        for j in 0..<dimension - 1
        {
            index = self.dimension * i + j
            if(mtiles[index + 1] == 0 && (mtiles[index] > 0))
            {
                mtiles[index + 1] = mtiles[index]
                mtiles[index] = 0

                var subindex:Int = index
                while((subindex - 1) < i * dimension - 1)
                {
                    if(mtiles[subindex - 1] > 0)
                    {
                        mtiles[subindex] = mtiles[subindex - 1]
                        mtiles[subindex - 1] = 0
                    }
                    subindex -= 1
                }
            }
        }
    }
    copyFromMtiles()
}

滑动事件响应