private static async Task <bool> PrintObjectAsync(NSObject nsObject, PrintJobConfiguration printJobConfiguration)
{
bool result = false;
UIPrintInteractionController printer = await PopulateCommonPrinterDetailsAsync(printJobConfiguration);
if (!(printer is null))
{
printer.PrintingItem = nsObject;
printer.Present(true, PrintCompletion);
printer.Dispose();
result = true;
}
return(result);
}
private void _loadFinished(object sender, EventArgs e)
{
var webview = sender as UIWebView;
UIPrintInteractionController controller = UIPrintInteractionController.SharedPrintController;
if (null == controller)
{
return;
}
// 设置打印机的一些默认信息
UIPrintInfo printInfo = UIPrintInfo.PrintInfo;
// 输出类型
printInfo.OutputType = UIPrintInfoOutputType.General;
// 打印队列名称
printInfo.JobName = "HtmlDemo";
// 是否单双面打印
printInfo.Duplex = UIPrintInfoDuplex.LongEdge;
// 设置默认打印信息
controller.PrintInfo = printInfo;
// 显示页码范围
controller.ShowsPageRange = true;
// 预览设置
UIPrintPageRenderer myRenderer = new UIPrintPageRenderer();
// To draw the content of each page, a UIViewPrintFormatter is used.
// 生成html格式
UIViewPrintFormatter viewFormatter = webview.ViewPrintFormatter;
myRenderer.AddPrintFormatter(viewFormatter, 0);
// 渲染html
controller.PrintPageRenderer = myRenderer;
controller.Present(true, (handler, completed, err) =>
{
if (!completed && err != null)
{
System.Diagnostics.Debug.WriteLine("Printer Error");
}
});
}
void PrintSelectedRecipes(object sender, EventArgs args)
{
// Get a reference to the singleton iOS printing concierge
UIPrintInteractionController printController = UIPrintInteractionController.SharedPrintController;
// Instruct the printing concierge to use our custom UIPrintPageRenderer subclass when printing this job
printController.PrintPageRenderer = new RecipePrintPageRenderer(recipes.Recipes);
// Ask for a print job object and configure its settings to tailor the print request
UIPrintInfo info = UIPrintInfo.PrintInfo;
// B&W or color, normal quality output for mixed text, graphics, and images
info.OutputType = UIPrintInfoOutputType.General;
// Select the job named this in the printer queue to cancel our print request.
info.JobName = "Recipes";
// Instruct the printing concierge to use our custom print job settings.
printController.PrintInfo = info;
// Present the standard iOS Print Panel that allows you to pick the target Printer, number of pages, double-sided, etc.
printController.Present(true, PrintingCompleted);
}
public void Print(object sender, EventArgs args)
{
UIPrintInteractionController controller = UIPrintInteractionController.SharedPrintController;
if (controller == null)
{
Console.WriteLine("Couldn't get shared UIPrintInteractionController");
return;
}
controller.CutLengthForPaper = delegate(UIPrintInteractionController printController, UIPrintPaper paper) {
// Create a font with arbitrary size so that you can calculate the approximate
// font points per screen point for the height of the text.
UIFont font = textformatter.Font;
NSString str = new NSString(textField.Text);
UIStringAttributes attributes = new UIStringAttributes();
attributes.Font = font;
CGSize size = str.GetSizeUsingAttributes(attributes);
nfloat approximateFontPointPerScreenPoint = font.PointSize / size.Height;
// Create a new font using a size that will fill the width of the paper
font = SelectFont((float)(paper.PrintableRect.Size.Width * approximateFontPointPerScreenPoint));
// Calculate the height and width of the text with the final font size
attributes.Font = font;
CGSize finalTextSize = str.GetSizeUsingAttributes(attributes);
// Set the UISimpleTextFormatter font to the font with the size calculated
textformatter.Font = font;
// Calculate the margins of the roll. Roll printers may have unprintable areas
// before and after the cut. We must add this to our cut length to ensure the
// printable area has enough room for our text.
nfloat lengthOfMargins = paper.PaperSize.Height - paper.PrintableRect.Size.Height;
// The cut length is the width of the text, plus margins, plus some padding
return(finalTextSize.Width + lengthOfMargins + paper.PrintableRect.Size.Width * PaddingFactor);
};
UIPrintInfo printInfo = UIPrintInfo.PrintInfo;
printInfo.OutputType = UIPrintInfoOutputType.General;
printInfo.Orientation = UIPrintInfoOrientation.Landscape;
printInfo.JobName = textField.Text;
textformatter = new UISimpleTextPrintFormatter(textField.Text)
{
Color = SelectedColor,
Font = SelectFont()
};
controller.PrintInfo = printInfo;
controller.PrintFormatter = textformatter;
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
{
controller.PresentFromRectInView(printButton.Frame, View, true, PrintingComplete);
}
else
{
controller.Present(true, PrintingComplete);
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
UIInterfaceOrientation orientation = UIApplication.SharedApplication.StatusBarOrientation;
float width = (float)View.Frame.Width;
float height = (float)View.Frame.Height;
if (orientation == UIInterfaceOrientation.LandscapeLeft || orientation == UIInterfaceOrientation.LandscapeRight)
{
width = (float)View.Frame.Height;
height = (float)View.Frame.Width;
}
WritePadAPI.setRecoFlag(WritePadAPI.recoGetFlags(), true, WritePadAPI.FLAG_USERDICT);
WritePadAPI.setRecoFlag(WritePadAPI.recoGetFlags(), true, WritePadAPI.FLAG_ANALYZER);
WritePadAPI.setRecoFlag(WritePadAPI.recoGetFlags(), true, WritePadAPI.FLAG_CORRECTOR);
inkView = new InkView();
inkView.Frame = new CGRect(button_gap, header_height + button_gap, width - button_gap * 2, height);
inkView.ContentMode = UIViewContentMode.Redraw;
inkView.AutoresizingMask = UIViewAutoresizing.FlexibleWidth | UIViewAutoresizing.FlexibleHeight;
View.Add(inkView);
formattedText = new UITextView();
formattedText.Frame = new CGRect(0, UIScreen.MainScreen.Bounds.Height * 0.02, UIScreen.MainScreen.Bounds.Width, UIScreen.MainScreen.Bounds.Height);
formattedText.TextColor = UIColor.Black;
formattedText.Font = UIFont.FromName("Baskerville", 28f);
formattedText.Hidden = true;
View.Add(formattedText);
inkView.OnReturnGesture += () => recognized_text = inkView.Recognize(true);
inkView.OnReturnGesture += () => inkView.cleanView(true);
inkView.OnCutGesture += () => inkView.cleanView(true);
inkView.OnUndoGesture += () => inkView.cleanView(true);
float x = (width - (button_width * 5 + button_gap * 5)) / 2;
switchViewButton = new UIButton(UIButtonType.Custom);
switchViewButton.Frame = new CGRect(x, height - bottom_gap, button_width, button_height);
switchViewButton.SetTitle("Switch View", UIControlState.Normal);
switchViewButton.Font = UIFont.SystemFontOfSize(button_font_size);
switchViewButton.SetTitleColor(UIColor.Blue, UIControlState.Normal);
switchViewButton.SetTitleColor(UIColor.White, UIControlState.Highlighted);
switchViewButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
switchViewButton.TouchUpInside += (object sender, EventArgs e) => {
if (inkView.getNumPaths() > 0)
{
recognized_text = inkView.Recognize(false);
}
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
formattedText.Text = recognized_text;
formattedText.Text = FormatLatex(recognized_text);
formattedText.Hidden = false;
inkView.Hidden = true;
displayingFormatted = true;
printButton.SetTitle("Print", UIControlState.Normal);
}
else if (displayingFormatted)
{
formattedText.Hidden = true;
inkView.Hidden = false;
displayingFormatted = false;
printButton.SetTitle("Save", UIControlState.Normal);
}
};
View.Add(switchViewButton);
x += (button_gap + button_width);
clearButton = new UIButton(UIButtonType.Custom);
clearButton.Frame = new CGRect(x, height - bottom_gap, button_width, button_height);
clearButton.SetTitle("Clear", UIControlState.Normal);
clearButton.Font = UIFont.SystemFontOfSize(button_font_size);
clearButton.SetTitleColor(UIColor.Blue, UIControlState.Normal);
clearButton.SetTitleColor(UIColor.White, UIControlState.Highlighted);
clearButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
clearButton.TouchUpInside += (object sender, EventArgs e) => {
inkView.cleanView(true);
};
View.Add(clearButton);
x += (button_gap + button_width);
languageButton = new UIButton(UIButtonType.Custom);
languageButton.Frame = new CGRect(x, height - bottom_gap, button_width, button_height);
languageButton.SetTitle("Language", UIControlState.Normal);
languageButton.Font = UIFont.SystemFontOfSize(button_font_size);
languageButton.SetTitleColor(UIColor.Blue, UIControlState.Normal);
languageButton.SetTitleColor(UIColor.White, UIControlState.Highlighted);
languageButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
languageButton.TouchUpInside += (object sender, EventArgs e) => {
var actionSheet = new UIActionSheet("Select Language:", (IUIActionSheetDelegate)null, "Cancel", null,
new [] { "English", "English UK", "German", "French", "Spanish", "Portuguese", "Brazilian", "Dutch", "Italian", "Finnish", "Swedish", "Norwegian", "Danish", "Indonesian" });
actionSheet.Clicked += delegate(object a, UIButtonEventArgs b) {
switch (b.ButtonIndex)
{
case 0:
WritePadAPI.language = WritePadAPI.LanguageType.en;
from_language = "en";
break;
case 1:
WritePadAPI.language = WritePadAPI.LanguageType.en_uk;
from_language = "en";
break;
case 2:
WritePadAPI.language = WritePadAPI.LanguageType.de;
from_language = "de";
break;
case 3:
WritePadAPI.language = WritePadAPI.LanguageType.fr;
from_language = "fr";
break;
case 4:
WritePadAPI.language = WritePadAPI.LanguageType.es;
from_language = "es";
break;
case 5:
WritePadAPI.language = WritePadAPI.LanguageType.pt_PT;
from_language = "pt";
break;
case 6:
WritePadAPI.language = WritePadAPI.LanguageType.pt_BR;
from_language = "pt";
break;
case 7:
WritePadAPI.language = WritePadAPI.LanguageType.nl;
from_language = "nl";
break;
case 8:
WritePadAPI.language = WritePadAPI.LanguageType.it;
from_language = "it";
break;
case 9:
WritePadAPI.language = WritePadAPI.LanguageType.fi;
from_language = "fi";
break;
case 10:
WritePadAPI.language = WritePadAPI.LanguageType.sv;
from_language = "sv";
break;
case 11:
WritePadAPI.language = WritePadAPI.LanguageType.nb;
from_language = "nb";
break;
case 12:
WritePadAPI.language = WritePadAPI.LanguageType.da;
from_language = "da";
break;
case 13:
WritePadAPI.language = WritePadAPI.LanguageType.id;
from_language = "id";
break;
}
WritePadAPI.recoFree();
WritePadAPI.recoInit();
WritePadAPI.initializeFlags();
};
actionSheet.ShowInView(View);
};
View.Add(languageButton);
x += (button_gap + button_width);
translateButton = new UIButton(UIButtonType.Custom);
translateButton.Frame = new CGRect(x, height - bottom_gap, button_width, button_height);
translateButton.SetTitle("Translate", UIControlState.Normal);
translateButton.Font = UIFont.SystemFontOfSize(button_font_size);
translateButton.SetTitleColor(UIColor.Blue, UIControlState.Normal);
translateButton.SetTitleColor(UIColor.White, UIControlState.Highlighted);
translateButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
translateButton.TouchUpInside += (object sender, EventArgs e) => {
var translateActionSheet = new UIActionSheet("Select Language:", (IUIActionSheetDelegate)null, "Cancel", null,
new [] { "English", "English UK", "German", "French", "Spanish", "Portuguese", "Brazilian", "Dutch", "Italian", "Finnish", "Swedish", "Norwegian", "Danish", "Indonesian" });
translateActionSheet.Clicked += delegate(object a, UIButtonEventArgs b) {
switch (b.ButtonIndex)
{
case 0:
to_language = "en";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 1:
to_language = "en";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 2:
to_language = "de";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 3:
to_language = "fr";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 4:
to_language = "es";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 5:
to_language = "pt";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 6:
to_language = "pt";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 7:
to_language = "nl";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 8:
to_language = "it";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 9:
to_language = "fi";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 10:
to_language = "sv";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 11:
to_language = "nb";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 12:
to_language = "da";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
case 13:
to_language = "id";
recognized_text = inkView.Recognize(false);
if (!displayingFormatted && recognized_text != "" && recognized_text != "*Error*")
{
Translate(FormatLatex(recognized_text));
}
break;
}
WritePadAPI.recoFree();
WritePadAPI.recoInit();
WritePadAPI.initializeFlags();
};
translateActionSheet.ShowInView(View);
};
View.Add(translateButton);
x += (button_gap + button_width);
printButton = new UIButton(UIButtonType.Custom);
printButton.Frame = new CGRect(x, height - bottom_gap, button_width, button_height);
printButton.SetTitle("Save", UIControlState.Normal);
printButton.Font = UIFont.SystemFontOfSize(button_font_size);
printButton.SetTitleColor(UIColor.Blue, UIControlState.Normal);
printButton.SetTitleColor(UIColor.White, UIControlState.Highlighted);
printButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
printButton.TouchUpInside += (object sender, EventArgs e) => {
if (displayingFormatted && formattedText.Text != "")
{
var printInfo = UIPrintInfo.PrintInfo;
printInfo.OutputType = UIPrintInfoOutputType.General;
printInfo.JobName = "Printing Tidied-Up Text";
UIPrintInteractionController printer = UIPrintInteractionController.SharedPrintController;
printer.PrintInfo = printInfo;
printer.PrintingItem = new NSString(formattedText.Text);
printer.ShowsPageRange = true;
printer.Present(true, PrintingCompleted);
}
else if (!displayingFormatted)
{
switchViewButton.Hidden = true;
clearButton.Hidden = true;
languageButton.Hidden = true;
translateButton.Hidden = true;
printButton.Hidden = true;
UIImage data = UIScreen.MainScreen.Capture();
data.SaveToPhotosAlbum(null);
switchViewButton.Hidden = false;
clearButton.Hidden = false;
languageButton.Hidden = false;
translateButton.Hidden = false;
printButton.Hidden = false;
}
};
View.Add(printButton);
/*x += (button_gap + button_width);
* rewriteButton = new UIButton (UIButtonType.Custom);
* rewriteButton.Frame = new CGRect (x, height - bottom_gap, button_width, button_height);
* rewriteButton.SetTitle ("Rewrite", UIControlState.Normal);
* rewriteButton.Font = UIFont.SystemFontOfSize (button_font_size);
* rewriteButton.SetTitleColor (UIColor.Blue, UIControlState.Normal);
* rewriteButton.SetTitleColor (UIColor.White, UIControlState.Highlighted);
* rewriteButton.AutoresizingMask = UIViewAutoresizing.FlexibleTopMargin | UIViewAutoresizing.FlexibleLeftMargin | UIViewAutoresizing.FlexibleRightMargin;
* rewriteButton.TouchUpInside += (object sender, EventArgs e) => {
* inkView.cleanView (true);
* if (translated_text != "")
* {
* formattedText.Hidden = true;
* inkView.Hidden = false;
* displayingFormatted = false;
* inkView.writeText (translated_text, (int)(width - button_gap * 2), (int)height);
* }
* };
* View.Add (rewriteButton);*/
}