public override bool PrintDocumentFromWebView(object webView)
{
try {
UIWebView platformWebView = (UIWebView)(webView as CustomWebView).PlatformControl;
UIPrintInteractionController printer = UIPrintInteractionController.SharedPrintController;
printer.ShowsPageRange = true;
printer.PrintInfo = UIPrintInfo.PrintInfo;
printer.PrintInfo.OutputType = UIPrintInfoOutputType.General;
printer.PrintInfo.JobName = "BodyReportJob";
printer.PrintPageRenderer = new UIPrintPageRenderer()
{
HeaderHeight = 40,
FooterHeight = 40
};
printer.PrintPageRenderer.AddPrintFormatter(platformWebView.ViewPrintFormatter, 0);
if (Device.Idiom == TargetIdiom.Phone)
{
printer.PresentAsync(true);
}
else if (Device.Idiom == TargetIdiom.Tablet)
{
printer.PresentFromRectInViewAsync(new CGRect(200, 200, 0, 0), platformWebView, true);
}
return(true);
} catch (Exception) {
return(false);
}
}
/// <summary>
/// Callback method that is called when printing completes (successfully or as a result of failure).
/// </summary>
/// <param name="_">The Print Interaction controller</param>
/// <param name="completed">Flag indicating if printing has completed.</param>
/// <param name="nsError">NSError value used to report errors during printing. Null if no error.</param>
private static async void PrintCompletion(
UIPrintInteractionController _,
bool completed,
NSError nsError)
{
try
{
if (completed)
{
await PrintStatusReporting.ReportInfoAsync(
CrossPrinting.PrintingMessages.PrintInteractionCompleted);
}
else if (!completed && nsError != null)
{
await PrintStatusReporting.ReportInfoAsync(
CrossPrinting.PrintingMessages.PrintInteractionError);
}
}
#pragma warning disable CA1031 // Do not catch general exception types
catch (Exception ex)
{
await PrintStatusReporting.ReportExceptionAsync(ex);
}
#pragma warning restore CA1031 // Do not catch general exception types
}
void PrintingComplete (UIPrintInteractionController printInteractionController, bool completed, NSError error)
{
if (completed && error != null) {
string message = String.Format ("Due to error in domain `{0}` with code: {1}", error.Domain, error.Code);
Console.WriteLine ("FAILED! {0}", message);
new UIAlertView ("Failed!", message, null, "OK", null).Show ();
}
}
void PrintingComplete(UIPrintInteractionController printInteractionController, bool completed, NSError error)
{
if (completed && error != null)
{
string message = String.Format("Due to error in domain `{0}` with code: {1}", error.Domain, error.Code);
Console.WriteLine("FAILED! {0}", message);
new UIAlertView("Failed!", message, null, "OK", null).Show();
}
}
public void Print(PSPDFPrintBarButtonItem barButton)
{
try
{
if (UIPrintInteractionController.PrintingAvailable)
{
UIPrintInteractionController pic = UIPrintInteractionController.SharedPrintController;
if (pic != null)
{
// PrintInfo
UIPrintInfo printInfo = UIPrintInfo.PrintInfo;
printInfo.OutputType = UIPrintInfoOutputType.General;
printInfo.JobName = "Print Job: eBriefing";
printInfo.Duplex = UIPrintInfoDuplex.None;
if (Orientation == ORIENTATION.LANDSCAPE)
{
printInfo.Orientation = UIPrintInfoOrientation.Landscape;
}
else
{
printInfo.Orientation = UIPrintInfoOrientation.Portrait;
}
pic.PrintInfo = printInfo;
pic.ShowsNumberOfCopies = true;
pic.ShowsPaperSelectionForLoadedPapers = true;
pic.ShowsPageRange = false;
pic.PrintPageRenderer = renderer;
// Show print options
pic.PresentFromBarButtonItem(barButton, true, (printController, completed, error) =>
{
if (!completed && error != null)
{
Console.WriteLine("PrintHelper - Print Error Code " + error.Code);
}
renderer.Dispose();
renderer = null;
dict.Clear();
dict = null;
});
}
}
else
{
new UIAlertView(StringRef.alert, "Print is not available at this time.", null, StringRef.ok, null).Show();
}
}
catch (Exception ex)
{
Logger.WriteLineDebugging("PrintHelper - Print: {0}", ex.ToString());
}
}
private void OnPrintingComplete(UIPrintInteractionController controller, bool completed, NSError error)
{
if (completed && error != null)
{
var message = $"Due to error in domain `{error.Domain}` with code: {error.Code}";
Console.WriteLine($"FAILED! {message}");
var alert = UIAlertController.Create("Failed!", message, UIAlertControllerStyle.Alert);
alert.AddAction(UIAlertAction.Create("OK", UIAlertActionStyle.Default, null));
ShowViewController(alert, this);
}
}
private static async Task <UIPrintInteractionController> PopulateCommonPrinterDetailsAsync(
PrintJobConfiguration printJobConfiguration)
{
UIPrintInteractionController printer = UIPrintInteractionController.SharedPrintController;
if (printer is null)
{
await PrintStatusReporting.ReportErrorAsync(
CrossPrinting.PrintingMessages.UnableToPrintAtThisTime);
}
else
{
printer.PrintInfo = UIPrintInfo.PrintInfo;
if (!(printer.PrintInfo is null))
{
if (!(printJobConfiguration is null))
{
switch (printJobConfiguration.DuplexPreference)
{
case PrintJobDuplexConfiguration.LongEdge:
printer.PrintInfo.Duplex = UIPrintInfoDuplex.LongEdge;
break;
case PrintJobDuplexConfiguration.ShortEdge:
printer.PrintInfo.Duplex = UIPrintInfoDuplex.ShortEdge;
break;
case PrintJobDuplexConfiguration.None:
default:
printer.PrintInfo.Duplex = UIPrintInfoDuplex.None;
break;
}
printer.PrintInfo.JobName = printJobConfiguration.JobName;
printer.PrintInfo.Orientation
= printJobConfiguration.PreferPortraitOrientation
? UIPrintInfoOrientation.Portrait
: UIPrintInfoOrientation.Landscape;
printer.PrintInfo.OutputType
= printJobConfiguration.PreferColor
? UIPrintInfoOutputType.General
: UIPrintInfoOutputType.Grayscale;
}
}
printer.ShowsPageRange = true;
}
return(printer);
}
private static void FinishPrinting(UIPrintInteractionController controller, bool completed, NSError error)
{
if (completed && error == null)
{
new UIAlertView(TouchFactory.Instance.GetResourceString("PrintingTitle"),
TouchFactory.Instance.GetResourceString("Printing"), null,
TouchFactory.Instance.GetResourceString("Dismiss"), null).Show();
}
else if (error != null)
{
new UIAlertView(TouchFactory.Instance.GetResourceString("Error"), error.LocalizedDescription,
null, TouchFactory.Instance.GetResourceString("Dismiss"), null).Show();
}
}
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);
}
public UIPrinterCutterBehavior ChooseCutterBehavior(UIPrintInteractionController printInteractionController, NSNumber[] availableBehaviors)
{
// What does this printer support?
foreach (var whatsAvailable in availableBehaviors)
{
var nameofEnum = Enum.GetName(typeof(UIPrinterCutterBehavior), whatsAvailable.Int16Value);
Console.WriteLine($"AvailableBehavior : {nameofEnum}");
}
// If the printer supports CutAfterEachJob, use it, otherwise use the whatever the printer default is.
if (availableBehaviors.Contains((int)UIPrinterCutterBehavior.CutAfterEachJob))
{
return(UIPrinterCutterBehavior.CutAfterEachJob);
}
else
{
return(UIPrinterCutterBehavior.PrinterDefault);
}
}
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");
}
});
}
private static bool PrintUrl(string url)
{
if (!string.IsNullOrEmpty(url))
{
NSUrl item = new NSUrl(url);
if (UIPrintInteractionController.CanPrint(item))
{
UIPrintInfo printInfo = UIPrintInfo.PrintInfo;
printInfo.JobName = url.Substring(url.LastIndexOf(Path.DirectorySeparatorChar) + 1);
UIPrintInteractionController.SharedPrintController.PrintInfo = printInfo;
UIPrintInteractionController.SharedPrintController.PrintingItem = item;
return(true);
}
}
return(false);
}
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);
}
private async Task <bool> PrintUIViewAsync(UIView uiView, PrintJobConfiguration printJobConfiguration)
{
bool result = false;
UIPrintInteractionController printer = await PopulateCommonPrinterDetailsAsync(printJobConfiguration);
if (!(printer is null))
{
printer.PrintPageRenderer = new UIPrintPageRenderer()
{
HeaderHeight = 40,
FooterHeight = 40
};
printer.PrintPageRenderer.AddPrintFormatter(uiView.ViewPrintFormatter, 0);
UIPrintInteractionResult interactionResult;
if (Device.Idiom == TargetIdiom.Tablet) // TODO - move to ApplicationType
{
interactionResult =
await printer.PresentFromRectInViewAsync(new CGRect(200, 200, 0, 0), uiView, true);
}
else
{
interactionResult = await printer.PresentAsync(true);
}
PrintCompletion(
interactionResult.PrintInteractionController,
interactionResult.Completed,
null);
result = interactionResult.Completed;
printer.Dispose();
}
return(result);
}
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);*/
}
public override void ViewDidAppear(bool animated)
{
this.appDelegate.tablePDFSearch = 0;
UIBarButtonItem searchText = new UIBarButtonItem(UIBarButtonSystemItem.Search, (object sender, EventArgs e) =>
{
//searches for matching text inside pdf
this.searchForText.Placeholder = "Search...";
this.searchForText.SpellCheckingType = UITextSpellCheckingType.No;
this.searchForText.SearchBarStyle = UISearchBarStyle.Prominent;
this.searchForText.BarStyle = UIBarStyle.Default;
this.searchForText.ShowsCancelButton = true;
this.NavigationItem.TitleView = this.searchForText;
this.searchForText.BecomeFirstResponder();
this.searchForText.CancelButtonClicked += (object sender_2, EventArgs e_2) => {
//replaces the navigation item with the title text
this.searchForText.ResignFirstResponder();
this.NavigationItem.TitleView = null;
this.NavigationItem.Title = "Viewer";
};
});
UIBarButtonItem pageMode = new UIBarButtonItem("Page Mode", UIBarButtonItemStyle.Done, (object sender, EventArgs e) => {
//page count is adjusted
//creates a small table which adjusts the number of pages to render
//an alert controller is best for this
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone)
{
UIAlertController pageModeController = UIAlertController.Create("", "", UIAlertControllerStyle.ActionSheet);
UIAlertAction onePage = UIAlertAction.Create("Single Page", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
this.pdfWebReader.PaginationMode = UIWebPaginationMode.TopToBottom;
pageModeController.Dispose();
});
UIAlertAction continousPages = UIAlertAction.Create("Continuous", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
this.pdfWebReader.PaginationMode = UIWebPaginationMode.Unpaginated;
pageModeController.Dispose();
});
UIAlertAction denied = UIAlertAction.Create("Never Mind", UIAlertActionStyle.Cancel, (UIAlertAction obj) =>
{
pageModeController.Dispose();
});
pageModeController.AddAction(onePage);
pageModeController.AddAction(continousPages);
pageModeController.AddAction(denied);
if (this.PresentedViewController == null)
{
this.PresentViewController(pageModeController, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () =>
{
this.PresentedViewController.Dispose();
this.PresentViewController(pageModeController, true, null);
});
}
}
else
{
UIAlertController pageModeController = UIAlertController.Create("", "", UIAlertControllerStyle.Alert);
UIAlertAction onePage = UIAlertAction.Create("Single Page", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
this.pdfWebReader.PaginationMode = UIWebPaginationMode.TopToBottom;
pageModeController.Dispose();
});
UIAlertAction continousPages = UIAlertAction.Create("Full Screen", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
this.pdfWebReader.PaginationMode = UIWebPaginationMode.Unpaginated;
pageModeController.Dispose();
});
UIAlertAction denied = UIAlertAction.Create("Never Mind", UIAlertActionStyle.Cancel, (UIAlertAction obj) =>
{
pageModeController.Dispose();
});
pageModeController.AddAction(onePage);
pageModeController.AddAction(continousPages);
pageModeController.AddAction(denied);
if (this.PresentedViewController == null)
{
this.PresentViewController(pageModeController, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () =>
{
this.PresentedViewController.Dispose();
this.PresentViewController(pageModeController, true, null);
});
}
}
});
UIBarButtonItem share = new UIBarButtonItem(UIBarButtonSystemItem.Action, (sender, e) => {
//introduces an action sheet. with the following options:
/*
* allows the user to share file (which creates an activity controller where the user can choose how to share the file)
* allows updating to the cloud
* allows an option to open the document in another application of choice (UIDocumentInterationController)
* Print the document (In a nearby printer via AirPrint)
*
*/
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone)
{
UIAlertController shareModeController = UIAlertController.Create("", "", UIAlertControllerStyle.ActionSheet);
UIAlertAction shareFile = UIAlertAction.Create("Share File", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
var directory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
var filePath = Path.Combine(directory, this.appDelegate.pdfString);
NSUrl pdfURL = NSUrl.FromFilename(filePath);
NSData pdfData = NSData.FromUrl(pdfURL);
NSObject[] dataToShare = new NSObject[] { pdfURL };
UIActivityViewController activity = new UIActivityViewController(dataToShare, null);
//UIActivityType[] activityTypes = new UIActivityType[] { UIActivityType.Print, UIActivityType.SaveToCameraRoll };
if (this.PresentedViewController == null)
{
this.PresentViewController(activity, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () => {
this.PresentedViewController.Dispose();
this.PresentViewController(activity, true, null);
});
}
shareModeController.Dispose();
});
UIAlertAction printDocument = UIAlertAction.Create("Print Document", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
var directory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
var filePath = Path.Combine(directory, this.appDelegate.pdfString);
NSUrl pdfURL = NSUrl.FromFilename(filePath);
var printInformation = UIPrintInfo.PrintInfo;
printInformation.OutputType = UIPrintInfoOutputType.General;
printInformation.JobName = "Print Job";
var print = UIPrintInteractionController.SharedPrintController;
print.PrintInfo = printInformation;
print.PrintFormatter = this.pdfWebReader.ViewPrintFormatter;
print.PrintingItem = pdfURL;
print.ShowsPageRange = true;
if (UIPrintInteractionController.CanPrint(pdfURL) == true)
{
print.Present(true, (UIPrintInteractionController printInteractionController, bool completed, NSError error) =>
{
if (error != null)
{
print.Dismiss(true);
errorPrinting("Print Error!", "Cannot print your document. Check if your printer is connected");
}
else
{
Console.WriteLine("Printer success");
}
});
}
else
{
errorPrinting("Print Error!", "Cannot print your document. Check if your printer is connected");
}
shareModeController.Dispose();
});
UIAlertAction denied = UIAlertAction.Create("Cancel", UIAlertActionStyle.Cancel, (UIAlertAction obj) =>
{
shareModeController.Dispose();
});
shareModeController.AddAction(shareFile);
shareModeController.AddAction(printDocument);
shareModeController.AddAction(denied);
if (this.PresentedViewController == null)
{
this.PresentViewController(shareModeController, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () =>
{
this.PresentedViewController.Dispose();
this.PresentViewController(shareModeController, true, null);
});
}
}
else
{
UIAlertController shareModeController = UIAlertController.Create("", "", UIAlertControllerStyle.Alert);
UIAlertAction shareFile = UIAlertAction.Create("Share File", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
var directory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
var filePath = Path.Combine(directory, this.appDelegate.pdfString);
NSUrl pdfURL = NSUrl.FromFilename(filePath);
NSData pdfData = NSData.FromUrl(pdfURL);
NSObject[] dataToShare = new NSObject[] { pdfURL };
UIActivityViewController activity = new UIActivityViewController(dataToShare, null);
//UIActivityType[] activityTypes = new UIActivityType[] { UIActivityType.Print, UIActivityType.SaveToCameraRoll };
if (this.PresentedViewController == null)
{
this.PresentViewController(activity, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () =>
{
this.PresentedViewController.Dispose();
this.PresentViewController(activity, true, null);
});
}
shareModeController.Dispose();
});
UIAlertAction printDocument = UIAlertAction.Create("Print Document", UIAlertActionStyle.Default, (UIAlertAction obj) =>
{
var directory = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments);
var filePath = Path.Combine(directory, this.appDelegate.pdfString);
NSUrl pdfURL = NSUrl.FromFilename(filePath);
var printInformation = UIPrintInfo.PrintInfo;
printInformation.OutputType = UIPrintInfoOutputType.General;
printInformation.JobName = "Print Job";
var print = UIPrintInteractionController.SharedPrintController;
print.PrintInfo = printInformation;
print.PrintFormatter = this.pdfWebReader.ViewPrintFormatter;
print.PrintingItem = pdfURL;
print.ShowsPageRange = true;
print.Present(true, (UIPrintInteractionController printInteractionController, bool completed, NSError error) =>
{
if (error != null)
{
print.Dismiss(true);
errorPrinting("Print Error!", "Cannot print your document. Check if your printer is connected");
}
else
{
Console.WriteLine("Printer success");
}
});
shareModeController.Dispose();
});
UIAlertAction denied = UIAlertAction.Create("Cancel", UIAlertActionStyle.Cancel, (UIAlertAction obj) =>
{
shareModeController.Dispose();
});
shareModeController.AddAction(shareFile);
shareModeController.AddAction(printDocument);
shareModeController.AddAction(denied);
if (this.PresentedViewController == null)
{
this.PresentViewController(shareModeController, true, null);
}
else
{
this.PresentedViewController.DismissViewController(true, () =>
{
this.PresentedViewController.Dispose();
this.PresentViewController(shareModeController, true, null);
});
}
}
});
UIBarButtonItem writeComment = new UIBarButtonItem("Comment", UIBarButtonItemStyle.Done, (sender, e) => {
//adjusts the toolbar items with drawing items used for drawing items on the PDF view controller
});
this.NavigationController.SetToolbarHidden(false, true);
UIBarButtonItem space_1 = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace, null);
UIBarButtonItem space_2 = new UIBarButtonItem(UIBarButtonSystemItem.FlexibleSpace, null);
this.NavigationController.Toolbar.Items = new UIBarButtonItem[] { searchText, space_1, space_2, share };
}
void PrintingCompleted (UIPrintInteractionController controller, bool completed, NSError error)
{
}
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);
}
}
void PrintingCompleted(UIPrintInteractionController controller, bool completed, NSError error)
{
}
