1 EyeLink eyeLink = new EyeLink();//创建EyeLink对象
 2 eyeLink.open("100.1.1.1", 0);//连接到Host PC
 3 eyeLink.openDataFile("test.edf");//在Host PC创建指定文件名的EDF以供记录
 4 eyeLink.sendCommand("file_event_filter = LEFT,RIGHT,FIXATION,SACCADE,BLINK,MESSAGE,BUTTON");//设置事件或记录的内容，下同
 5 eyeLink.sendCommand("file_sample_data = LEFT,RIGHT,GAZE,AREA,GAZERES,STATUS");
 6 eyeLink.sendCommand("link_event_filter = LEFT,RIGHT,FIXATION,SACCADE,BLINK,BUTTON");
 7 eyeLink.sendCommand("link_sample_data = LEFT,RIGHT,GAZE,GAZERES,AREA,STATUS");
 8 eyeLink.sendMessage(String.Format("DISPLAY_COORDS {0} {1} {2} {3}", this.Left, this.Top, this.Width, this.Height));//设置窗口的范围
 9 
10 EyeLinkUtil eyeLinkUtil = new EyeLinkUtil();//创建EyeLinkUtil对象
11 ELGDICal gdiCal = eyeLinkUtil.getGDICal();//创建EyeLinkGDICal对象
12 
13 gdiCal.setCalibrationWindow(this.Handle.ToInt32());//将窗体句柄传给EyeLink SDK
14 gdiCal.enableKeyCollection(true);
15 eyeLink.doTrackerSetup();//开始进行设置阶段（Calibration、Vadation等）
16 gdiCal.enableKeyCollection(false);
17 
18 gdiCal.enableKeyCollection(true);
19 eyeLink.doDriftCorrect((Int16)(this.Width / 2), (Int16)(this.Height / 2), true, true);//所有Trial前或每个Trial前让受试者注视指定位置以开始Trial
20 gdiCal.enableKeyCollection(false);
21 
22 eyeLink.startRecording(true, true, true, true);//开始记录EDF文件
23 Double st = eyeLinkUtil.currentTime();
24 
25 while ((st + 20000) > eyeLinkUtil.currentTime())//循环20秒程序结束
26 {
27     EL_EYE eyeUsed = (EL_EYE)eyeLink.eyeAvailable();//获取当前眼睛使用情况
28     Sample sample = eyeLink.getNewestSample();//获取当前注视点
29     
30     if (sample == null || eyeUsed == EL_EYE.EL_EYE_NONE)
31     {
32         continue;
33     }
34     
35     if (eyeUsed == EL_EYE.EL_BINOCULAR)
36     {
37         eyeUsed = EL_EYE.EL_LEFT;//如果两只眼睛同时被捕捉到则使用左眼
38     }
39     
40     Single x = sample.get_gx(eyeUsed);//获取注视点相对窗口的横坐标
41     Single y = sample.get_gy(eyeUsed);//获取注视点相对窗口的纵坐标
42     Single pa = sample.get_pa(eyeUsed);//获取瞳孔大小
43     
44     if (x == (Single)EL_CONSTANT.EL_MISSING_DATA || y == (Single)EL_CONSTANT.EL_MISSING_DATA || pa <= 0)
45     {
46         continue;
47     }
48     
49     //TODO: 在这里处理x、y坐标等
50 }
51 
52 eyeLink.sendCommand("close_data_file");//关闭Host PC上的EDF文件
53 eyeLink.receiveDataFile("test.edf", "本机文件路径");//将Host PC上的EDF文件传回到测试机
54 
55 eyeLink.setOfflineMode();//将Host PC设置为离线状态（非实验进行状态）
56 eyeLink.stopRecording();//结束记录EDF文件
57 eyeLink.close();//关闭与Host PC的连接
58 
59 eyeLink = null;
60 eyeLinkUtil = null;

1 eyeLink.sendCommand(String.Format("record_status_message 'TRIAL {0}'", trialIndex));
2 eyeLink.sendMessage(String.Format("TRIALID {0}", trialIndex));
3 eyeLink.startRecording(true, true, true, true);
4 
5 //Trial逻辑
6 
7 eyeLink.stopRecording();

1 eyeLink.sendMessage(String.Format("!V IMGLOAD FILL {0}", imagePath));

1 Double pressTime = 0;
2 Int16 buttonCode = eyeLink.getLastButtonPress(out pressTime);
3 
4 if (buttonCode != 0)
5 {
6     eyeLink.sendMessage(String.Format("ENDBUTTON {0}", buttonCode));
7     //TODO: 执行相关按键的逻辑
8 }

1 eyeLink.sendCommand("button_function 5 'accept_target_fixation'");