- (void)printData
{
//为打印做准备，创建一个指向sharedPrintController的引用
UIPrintInteractionController *printer = [UIPrintInteractionController sharedPrintController];
printer.delegate = self;
//配置打印信息
UIPrintInfo *Pinfo = [UIPrintInfo printInfo];
Pinfo.outputType = UIPrintInfoOutputGeneral;//可打印文本、图形、图像
Pinfo.jobName = @"Print for xiaodui";//可选属性，用于在打印中心中标识打印作业
Pinfo.duplex = UIPrintInfoDuplexLongEdge;//双面打印绕长边翻页，NONE为禁止双面
Pinfo.orientation = UIPrintInfoOrientationPortrait;//打印纵向还是横向
// Pinfo.printerID = @"";//指定默认打印机，也可以使用UIPrintInteractionControllerDelegate来知悉
printer.printInfo = Pinfo;
//设置页面范围
// UISimpleTextPrintFormatter *textFormatter = [[UISimpleTextPrintFormatter alloc] initWithText:@"哈护手霜按时哈哈"];
// textFormatter.startPage = 0;//指定从哪一张开始打印0代表第一张
// textFormatter.contentInsets = UIEdgeInsetsMake(36, 36, 36, 36);//72相当于1英寸，这样设置上下左右的边距都为0.5英寸
// textFormatter.maximumContentWidth = 504;//(72x7.5)相当于打印宽度为7英寸
// printer.printFormatter = textFormatter;
// printer.printingItem = [UIImage imageNamed:@"LaunchImage"];
printer.printingItems = @[[UIImage imageNamed:@"welcome_page2"], [UIImage imageNamed:@"LaunchImage"], [UIImage imageNamed:@"welcome_page1"],];
printer.showsPageRange = NO;
[printer presentAnimated:YES completionHandler:^(UIPrintInteractionController * _Nonnull printInteractionController, BOOL completed, NSError * _Nullable error) {
if (!completed && error) {
NSLog(@"Error");
}
}];
}