import UIKit
class ViewController: UIViewController {
var diamonds:UIView!
var diamondsXY = CGRectMake(0,200,50,50)
override func viewDidLoad() {
super.viewDidLoad()
//定义一个方块
diamonds = UIView(frame: diamondsXY)
diamonds.backgroundColor = UIColor.redColor()
self.view.addSubview(diamonds)
//定义向上移动的按钮
var btUp:UIButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
btUp.frame = CGRectMake(0,30,80,20)
btUp.setTitle("UP",forState:UIControlState.Normal)
btUp.addTarget(self,action:"upMove:",forControlEvents:UIControlEvents.TouchUpInside)
self.view.addSubview(btUp)
//定义向下移动的按钮
var btDown:UIButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
btDown.frame = CGRectMake(50,30,80,20)
btDown.setTitle("Down",forState:UIControlState.Normal)
btDown.addTarget(self,action:"downMove:",forControlEvents:UIControlEvents.TouchUpInside)
self.view.addSubview(btDown)
//定义向左移动的按钮
var btLeft:UIButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
btLeft.frame = CGRectMake(100,30,80,20)
btLeft.setTitle("Left",forState:UIControlState.Normal)
btLeft.addTarget(self,action:"leftMove:",forControlEvents:UIControlEvents.TouchUpInside)
self.view.addSubview(btLeft)
//定义向右移动的按钮
var btRight:UIButton = UIButton.buttonWithType(UIButtonType.System) as UIButton
btRight.frame = CGRectMake(150,30,80,20)
btRight.setTitle("Right",forState:UIControlState.Normal)
btRight.addTarget(self,action:"rightMove:",forControlEvents:UIControlEvents.TouchUpInside)
self.view.addSubview(btRight)
}
func upMove(sender: UIButton)// 调用向上移动的方法
{
var c = diamonds.frame
if c.origin.y == 60
{
return
}
else
{
var newXY = CGRectMake(c.origin.x,c.origin.y - 10,c.size.width,c.size.height)
diamonds.frame = newXY
}
}
func downMove(sender: UIButton)// 调用向下移动的方法
{
var c = diamonds.frame
if c.origin.y == 430
{
return
}
else
{
var newXY = CGRectMake(c.origin.x,c.origin.y + 10,c.size.width,c.size.height)
diamonds.frame = newXY
}
}
func leftMove(sender: UIButton)// 调用向左移动的方法
{
var c = diamonds.frame
if c.origin.x == 0
{
return
}
else
{
var newXY = CGRectMake(c.origin.x - 10,c.origin.y,c.size.width,c.size.height)
diamonds.frame = newXY
}
}
func rightMove(sender: UIButton)// 调用向左移动的方法
{
var c = diamonds.frame
if c.origin.x == 270
{
return
}
else
{
var newXY = CGRectMake(c.origin.x + 10,c.origin.y,c.size.width,c.size.height)
diamonds.frame = newXY
}
}
// Do any additional setup after loading the view, typically from a nib.
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
// Dispose of any resources that can be recreated.
}
}