学习元 · 上机第十二讲—

上机第十二讲——Flash第九课时
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本讲微视频下载：
本讲微视频操作下载：Flash第九次视频——连线题.rar
同学们也可以从右侧学习资源栏目中，选择需要的视频下载。
请参加下面的练习和问卷调查
经过一个学期的学习，和大家一起度过了很多快乐的时光。
在结束之际，希望大家参加下面的问卷调查，多谢大家了！
http://www.sojump.com/jq/1608795.aspx
分享你的作品吧
视频课程下载在每个视频课程的下面。
上次课上多位同学发布了自己的作品，且很多同学主动下载浏览其他人的作品，非常的好，这次照例请大家上传自己课上作品（为方便查看，不用发布在社区，发布在每次作业的学习元的作品分布区）。
注意：提交fla文件，命名为“学号姓名作品名称”：
连线题作品分享
本课微视频及源代码
连线题1
连线题2
连线题3
本课案例源代码
var line1:Sprite = new Sprite();
//line1.graphics.beginFill(0xFFFFFF);
//line1.graphics.drawRect(0, 0, 500, 400);
//line1.graphics.endFill();
addChildAt(line1, 0);
line1.graphics.lineStyle(3, 0x0000FF);
var left1Answer:int = 0;
var left2Answer:int = 0;
var left3Answer:int = 0;
var left4Answer:int = 0;
var selectItem:int = 0;
left1.addEventListener(MouseEvent.CLICK, function(){
line1.graphics.moveTo(left1.x, left1.y);
selectItem = 1;
});
left2.addEventListener(MouseEvent.CLICK, function(){
line1.graphics.moveTo(left2.x, left2.y);
selectItem = 2;
});
left3.addEventListener(MouseEvent.CLICK, function(){
line1.graphics.moveTo(left3.x, left3.y);
selectItem = 3;
});
left4.addEventListener(MouseEvent.CLICK, function(){
line1.graphics.moveTo(left4.x, left4.y);
selectItem = 4;
});
right1.addEventListener(MouseEvent.CLICK, function(){
line1.graphics.lineTo(right1.x, right1.y);
if(selectItem == 1) {
    left1Answer = 1;
  } else if(selectItem == 2) {
    left2Answer = 1;
  } else if(selectItem == 3) {
    left3Answer = 1;
  } else if(selectItem == 4) {
    left4Answer = 1;
  }
});
right2.addEventListener(MouseEvent.CLICK, function(){
  line1.graphics.lineTo(right2.x, right2.y);
  if(selectItem == 1) {
    left1Answer = 2;
  } else if(selectItem == 2) {
    left2Answer = 2;
  } else if(selectItem == 3) {
    left3Answer = 2;
  } else if(selectItem == 4) {
    left4Answer = 2;
  }
});
right3.addEventListener(MouseEvent.CLICK, function(){
  line1.graphics.lineTo(right3.x, right3.y);
  if(selectItem == 1) {
    left1Answer = 3;
  } else if(selectItem == 2) {
    left2Answer = 3;
  } else if(selectItem == 3) {
    left3Answer = 3;
  } else if(selectItem == 4) {
    left4Answer = 3;
  }
});
right4.addEventListener(MouseEvent.CLICK, function(){
  line1.graphics.lineTo(right4.x, right4.y);
  if(selectItem == 1) {
    left1Answer = 4;
  } else if(selectItem == 2) {
    left2Answer = 4;
  } else if(selectItem == 3) {
    left3Answer = 4;
  } else if(selectItem == 4) {
    left4Answer = 4;
  }
});
课堂上的源代码（不完整）
var line1:Sprite = new Sprite();
var line2:Sprite = new Sprite();
var line3:Sprite = new Sprite();
var line4:Sprite = new Sprite();
addChildAt(line1, 0);
addChildAt(line2, 0);
addChildAt(line3, 0);
addChildAt(line4, 0);
var selectItem:int = 0;
var left1Answer:Array = [];
var left2Answer:int = 0;
var left3Answer:int = 0;
var left4Answer:int = 0;
left1Answer[0] = 1;
left1Answer[1] = 2;
left1Answer[left1Answer.length] = 3;
line1.graphics.lineStyle(3, 0xFF0000);
line2.graphics.lineStyle(3, 0xFF0000);
line3.graphics.lineStyle(3, 0xFF0000);
line4.graphics.lineStyle(3, 0xFF0000);
left1.addEventListener(MouseEvent.CLICK,
function () {
  left1.gotoAndStop(2);
  selectItem = 1;
  line1.graphics.moveTo(left1.x, left1.y);
});
left2.addEventListener(MouseEvent.CLICK,
function () {
  left2.gotoAndStop(2);
  selectItem = 2;
  line2.graphics.moveTo(left2.x, left2.y);
});
left3.addEventListener(MouseEvent.CLICK,
function () {
  left3.gotoAndStop(2);
  selectItem = 3;
  line3.graphics.moveTo(left3.x, left3.y);
});
left4.addEventListener(MouseEvent.CLICK,
function () {
  left4.gotoAndStop(2);
  selectItem = 4;
  line4.graphics.moveTo(left4.x, left4.y);
});
right1.addEventListener(MouseEvent.CLICK,
function () {
  if(selectItem == 1) {
   left1.gotoAndStop(1);
   if(left1Answer != 0) {
    line1.graphics.clear();
    line1.graphics.lineStyle(3, 0xFF0000);
    line1.graphics.moveTo(left1.x, left1.y);
   }
   line1.graphics.lineTo(right1.x, right1.y);
   left1Answer = 1;
  } else if(selectItem == 2) {
   left2.gotoAndStop(1);
   if(left2Answer != 0) {
    line2.graphics.clear();
    line2.graphics.lineStyle(3, 0xFF0000);
    line2.graphics.moveTo(left2.x, left2.y);
   }
   left2Answer = 1;
   line2.graphics.lineTo(right1.x, right1.y);
  } else if(selectItem == 3) {
   left3.gotoAndStop(1);
   if(left3Answer != 0) {
    line3.graphics.clear();
    line3.graphics.lineStyle(3, 0xFF0000);
    line3.graphics.moveTo(left3.x, left3.y);
   }
   left3Answer = 1;
   line3.graphics.lineTo(right1.x, right1.y);
  } else if(selectItem == 4) {
   left4.gotoAndStop(1);
   if(left4Answer != 0) {
    line4.graphics.clear();
    line4.graphics.lineStyle(3, 0xFF0000);
    line4.graphics.moveTo(left4.x, left4.y);
   }
   left4Answer = 1;
   line4.graphics.lineTo(right1.x, right1.y);
  }
  selectItem = 0;
});
right2.addEventListener(MouseEvent.CLICK,
function () {
  if(selectItem == 1) {
   left1.gotoAndStop(1);
   left1Answer = 2;
   line1.graphics.lineTo(right2.x, right2.y);
  } else if(selectItem == 2) {
   left2.gotoAndStop(1);
   left2Answer = 2;
   line2.graphics.lineTo(right2.x, right2.y);
  } else if(selectItem == 3) {
   left3.gotoAndStop(1);
   left3Answer = 2;
   line3.graphics.lineTo(right2.x, right2.y);
  } else if(selectItem == 4) {
   left4.gotoAndStop(1);
   left4Answer = 2;
   line4.graphics.lineTo(right2.x, right2.y);
  }
  selectItem = 0;
});
right3.addEventListener(MouseEvent.CLICK,
function () {
  if(selectItem == 1) {
   left1.gotoAndStop(1);
   left1Answer = 3;
   line1.graphics.lineTo(right3.x, right3.y);
  } else if(selectItem == 2) {
   left2.gotoAndStop(1);
   left2Answer = 3;
   line2.graphics.lineTo(right3.x, right3.y);
  } else if(selectItem == 3) {
   left3.gotoAndStop(1);
   left3Answer = 3;
   line3.graphics.lineTo(right3.x, right3.y);
  } else if(selectItem == 4) {
   left4.gotoAndStop(1);
   left4Answer = 3;
   line4.graphics.lineTo(right3.x, right3.y);
  }
  selectItem = 0;
});
right4.addEventListener(MouseEvent.CLICK,
function () {
  if(selectItem == 1) {
   left1.gotoAndStop(1);
   left1Answer = 4;
   line1.graphics.lineTo(right4.x, right4.y);
  } else if(selectItem == 2) {
   left2.gotoAndStop(1);
   left2Answer = 4;
   line2.graphics.lineTo(right4.x, right4.y);
  } else if(selectItem == 3) {
   left3.gotoAndStop(1);
   left3Answer = 4;
   line3.graphics.lineTo(right4.x, right4.y);
  } else if(selectItem == 4) {
   left4.gotoAndStop(1);
   left4Answer = 4;
   line4.graphics.lineTo(right4.x, right4.y);
  }
  selectItem = 0;
});
微视频相关Flash源文件下载：
本讲连线题源文件.fla
学完微视频，请流下学习感受（希望能反馈具体建议）
提点建议吧~
- 标签：
- 连线
- mouseevent.click
- left1answer
- var
- function
- sprite
- selectitem
- 视频
- left2answer
- 作品
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