Printer * currentprinter = _printerManager.CurrentPrinter;
if (currentprinter.IsOpen){

    NSString* inputStr = self.txtViewinput.text;
    NSLog(@"inputStr=%@",inputStr);
    TextSetting *textst = currentprinter.TextSets;
    [textst setIsBold:Set_Enabled];
    [textst setIsItalic:Set_Enabled];
    [textst setIsTimes_Wide:Set_DisEnable];
    [textst setIsTimes_Heigh:Set_DisEnable];
    [textst setIsTimes4_Wide:Set_DisEnable];
    [textst setIsTimes_Wide:Set_Enabled];
    [textst setAlignmode:Align_Left];
    [textst setIsUnderline:Set_Enabled];
    [textst setRotate:Rotate0];//ESC: Rotate90,Rotate0 有效(valid)
    Cmd *cmd =  [_printerManager CreateCmdClass:_printerManager.CurrentPrinterCmdType];
    [cmd Clear];
    [cmd setEncodingType:Encoding_GBK];
    NSData *headercmd = [_printerManager GetHeaderCmd:cmd cmdtype:_printerManager.CurrentPrinterCmdType];//
    [cmd Append:headercmd];

    NSData *data = [cmd GetTextCmd:currentprinter.TextSets text:inputStr];
    [cmd Append:data];
    for (int i=0; i<2; i++) {
        [cmd Append:[cmd GetLFCRCmd]];
    }
   [cmd Append:[cmd GetPrintEndCmd]];

    if ([currentprinter IsOpen]){
        [currentprinter Write:data];
    }
}