public void Read_SDtoView(Controller_View cv) {

    float rfdata[] = {0, 0, 0, (float) 0.6, 30};
    GeneralTool.read2vFromSDcard_value(file_config, rfdata, 5);
    SFM1_4 = (int) rfdata[0];
    EFM1_4 = (int) rfdata[1];
    MODE = (int) rfdata[2];
    STEP_PARAM = rfdata[3];
    DISTANCE = rfdata[4];

    cv.edit_start.setText("" + SFM1_4);
    cv.edit_end.setText("" + EFM1_4);
    cv.edit_stepparam.setText("" + GeneralTool.cut_decimal(STEP_PARAM, 2));
    // 截取小数点后2两位,显示
    cv.edit_distance.setText("" + DISTANCE);

    // 提示信息
    cv.edit_mode.setText("");
    cv.edit_mode.setHint(Selector_Model.name_mode[MODE]);
  }
 public void GetPointsLine() {
   // 数组扩容2倍
   if (pointsLine.length < bufflength) {
     pointsLine = GeneralTool.enlarge_float(pointsLine, iLastIndex);
   }
   if (iLastIndex < 4) {
     pointsLine[0] = StepTranslate[0];
     pointsLine[1] = StepTranslate[1];
     pointsLine[2] = StepTranslate[0];
     pointsLine[3] = StepTranslate[1];
   } else {
     pointsLine[iLastIndex - 2] = StepTranslate[0];
     pointsLine[iLastIndex - 1] = StepTranslate[1];
     pointsLine[iLastIndex] = StepTranslate[0];
     pointsLine[iLastIndex + 1] = StepTranslate[1];
     pointsLine[iLastIndex + 2] = StepTranslate[0];
     pointsLine[iLastIndex + 3] = StepTranslate[1];
   }
   iLastIndex = (iLastIndex + 4) % bufflength;
 }
  // 把es--SFM1_4,ee--EFM1_4,md--MODE,sp--STEP_PARAM保存到SD卡中
  public void Read_ViewtoSD(EditText es, EditText ee, EditText md, EditText sp, EditText ed) {
    // 从界面获取参数
    MODE = parse_mode(md);
    SFM1_4 = Integer.parseInt(es.getText().toString());
    EFM1_4 = Integer.parseInt(ee.getText().toString());
    STEP_PARAM = Float.parseFloat(sp.getText().toString());
    DISTANCE = Float.parseFloat(ed.getText().toString());
    // 提示信息
    md.setText("");
    md.setHint(Selector_Model.name_mode[MODE]);

    // 存储参数
    GeneralTool.removefile(file_config);
    GeneralTool.saveToSDcard(SFM1_4, file_config);
    GeneralTool.saveToSDcard(EFM1_4, file_config);
    GeneralTool.saveToSDcard(MODE, file_config);
    GeneralTool.saveToSDcard(STEP_PARAM, file_config);
    GeneralTool.saveToSDcard(DISTANCE, file_config);
  }