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CustomToolbar.cs
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#region Copyright Syncfusion Inc. 2001-2019.
// Copyright Syncfusion Inc. 2001-2019. All rights reserved.
// Use of this code is subject to the terms of our license.
// A copy of the current license can be obtained at any time by e-mailing
// [email protected]. Any infringement will be prosecuted under
// applicable laws.
#endregion
using System;
using System.Collections.Generic;
using System.IO;
using System.Reflection;
using CoreGraphics;
using Syncfusion.iOS.PopupLayout;
using Syncfusion.Pdf;
using Syncfusion.Pdf.Interactive;
using Syncfusion.Pdf.Parsing;
using Syncfusion.SfPdfViewer.iOS;
using Syncfusion.SfRangeSlider.iOS;
using UIKit;
namespace SampleBrowser
{
public class CustomToolbar : SampleView
{
internal SfPdfViewer pdfViewerControl;
internal const float DefaultToolbarHeight = 50f;
internal UIView parentView;
internal UIView toolbar;
private UIView topBorder = new UIView();
private UITextField pageNumberField = new UITextField();
private UILabel totalPageLabel = new UILabel();
private UIButton undoButton = new UIButton();
private UIButton redoButton = new UIButton();
private UISearchBar searchBar = new UISearchBar();
private UIButton searchButton = new UIButton();
private UIButton backButton = new UIButton();
private UIButton searchNextButton = new UIButton();
private UIButton searchPreviousButton = new UIButton();
private UIButton fileButton = new UIButton();
private UIButton viewmodeButton = new UIButton();
internal CGRect toolBarFrame = new CGRect();
internal CGRect bottomToolbarFrame = new CGRect();
internal CGRect annotationFrame = new CGRect();
internal CGRect separateAnnotationFrame = new CGRect();
internal CGRect colorFrame = new CGRect();
private bool isLoaded = false;
internal UIView toolBar = new UIView();
internal UIView searchToolBar = new UIView();
private ActivityIndicator activityDialog;
private DropDownMenu dropDownMenu;
private UIAlertView popUpAlertView;
private Stream fileStream;
internal UIView bottomToolBar = new UIView();
private UIButton annotationButton = new UIButton();
internal UIView textAnnotationToolbar = new UIView();
internal UIButton highlightAnnotationButton = new UIButton();
internal UIButton underlineAnnotationButton = new UIButton();
internal UIButton strikeOutAnnotationButton = new UIButton();
internal UIView highlightToolbar = new UIView();
internal UIView underlineToolbar = new UIView();
internal UIView strikeOutToolbar = new UIView();
internal UIView editStampAnnotationToolbar = new UIView();
internal UIButton toolbarBackbutton = new UIButton();
internal UIButton colorButton = new UIButton();
internal UIView colorToolbar = new UIView();
internal UIView thicknessToolbar = new UIView();
internal UIButton deleteButton = new UIButton();
private UIButton saveButton = new UIButton();
internal UIButton highlightEnable = new UIButton();
internal UIButton underlineEnable = new UIButton();
internal UIButton editStampButton = new UIButton();
internal UIButton strikeEnable = new UIButton();
internal UIButton redButton = new UIButton();
internal UIButton blueButton = new UIButton();
internal UIButton yellowButton = new UIButton();
internal UIButton blackButton = new UIButton();
internal UIButton greenButton = new UIButton();
internal UIButton grayButton = new UIButton();
internal UIButton whiteButton = new UIButton();
private UIAlertView pagePopupView = new UIAlertView();
internal UIView annotationToolbar = new UIView();
internal UIButton textMarkupAnnotationButton = new UIButton();
internal UIButton inkAnnotationButton = new UIButton();
internal UIButton editTextAnnotationButton = new UIButton();
internal UIButton shapeAnnotationButton = new UIButton();
internal UIView inkAnnotationToolbar = new UIView();
internal UIView editTextAnnotationToolbar = new UIView();
internal UIView inkAnnotationSessionToolbar = new UIView();
internal UIButton inkButton = new UIButton();
internal UIButton inkThicknessButton = new UIButton();
internal UIButton inkColorButton = new UIButton();
internal UIButton inkUndoButton = new UIButton();
internal UIButton inkRedoButton = new UIButton();
internal UIButton inkConfirmButton = new UIButton();
internal UIButton textToolbarBackButton = new UIButton();
internal UIButton bookmarkButton = new UIButton();
internal bool isOpacityNeeded = false;
internal bool isOpacitySelected = false;
internal bool isThicknessTouched = false;
internal bool isColorToolbarAdded = false;
internal bool isOpacityToolbarAdded = false;
internal bool colorToolbarCreated = false;
internal UIButton opacitybutton = new UIButton();
internal UISlider thicknessBar = new UISlider();
internal UISlider opacitySlider = new UISlider();
internal CGRect thicknessFrame = new CGRect();
internal CGRect opacityFrame = new CGRect();
internal UIView opacityPanel = new UIView();
internal UILabel sliderValue = new UILabel();
internal UILabel opacitySliderValue = new UILabel();
internal bool isAnnotationToolbarVisible;
internal IAnnotation annotation;
internal AlertViewDelegate alertViewDelegate;
internal UIFont highFont, stampFont, viewmodeFont;
internal UIFont fontSizeFont;
internal UIFont bookmarkFont;
internal bool IsSelected;
internal UIButton inkdeleteButton = new UIButton();
internal bool isColorSelected;
internal TextMarkupAnnotationHelper helper;
internal EditTextAnnotationHelper edittextHelper;
internal InkAnnotationHelper inkHelper;
internal AnnotationHelper annotHelper;
internal ShapeAnnotationHelper shapeHelper;
internal UIButton BoldBtn1 = new UIButton();
internal UIButton BoldBtn2 = new UIButton();
internal UIButton BoldBtn3 = new UIButton();
internal UIButton BoldBtn4 = new UIButton();
internal UIButton BoldBtn5 = new UIButton();
internal UIButton BoldColorBtn1 = new UIButton();
internal UIButton BoldColorBtn2 = new UIButton();
internal UIButton BoldColorBtn3 = new UIButton();
internal UIButton BoldColorBtn4 = new UIButton();
internal UIButton BoldColorBtn5 = new UIButton();
internal bool iseditEnable = false;
internal UIButton edittextThicknessButton = new UIButton();
internal UIButton edittextColorButton = new UIButton();
internal UIButton edittextDeleteButton = new UIButton();
internal UIView FontSizePanel = new UIView();
internal SfRangeSlider rangeSlider;
internal UIButton rectangleAnnotationButton = new UIButton();
internal UIButton circleAnnotationButton = new UIButton();
internal UIButton lineAnnotationButton = new UIButton();
internal UIButton arrowAnnotationButton = new UIButton();
internal UIView shapeAnnotationToolbar = new UIView();
internal UIView lineToolbar = new UIView();
internal UIView rectangleToolbar = new UIView();
internal UIView circleToolbar = new UIView();
internal UIView arrowToolbar = new UIView();
internal UIButton lineEnable = new UIButton();
internal UIButton arrowEnable = new UIButton();
internal UIButton circleEnable = new UIButton();
internal UIButton rectangleEnable = new UIButton();
internal UIButton shapeThicknessButton = new UIButton();
internal UIButton shapeDeleteButton = new UIButton();
internal UIButton shapeColorButton = new UIButton();
internal UIToolbar annottoolbar = new UIToolbar();
internal UIView separator = new UIView();
internal AnnotationMode shapeView;
internal UIButton signatureButton = new UIButton();
internal UIButton stampButton = new UIButton();
internal UIFont signatureFont;
internal SfPopupLayout SfPopup;
internal UITextField pwdEntry;
internal UILabel errorMessage;
internal UIButton okButton;
internal int i = 0;
//PdfLoadedDocument instance from which the bookmarks will be obtained
internal PdfLoadedDocument loadedDocument;
internal Stream initialStream;
internal BookmarkToolbar bookmarkToolbar;
internal List<CustomBookmark> listViewItemsSource = new List<CustomBookmark>();
internal bool isBookmarkPaneVisible;
internal StampAnnotationView stampView;
public CustomToolbar()
{
parentView = new UIView(this.Frame);
initialStream = typeof(CustomToolbar).GetTypeInfo().Assembly.GetManifestResourceStream("SampleBrowser.Samples.PDFViewer.Assets.F# Succinctly.pdf");
MemoryStream initialDocumentStream = new MemoryStream();
initialStream.CopyTo(initialDocumentStream);
loadedDocument = new PdfLoadedDocument(initialDocumentStream);
PopulateInitialBookmarkList();
var tap = new UITapGestureRecognizer(OnSingleTap);
tap.CancelsTouchesInView = false; //for iOS5
highFont = UIFont.FromName("Final_PDFViewer_IOS_FontUpdate", 30);
stampFont = UIFont.FromName("Font Text edit stamp", 30);
fontSizeFont = UIFont.FromName("Font size Font", 30);
signatureFont = UIFont.FromName("Signature_PDFViewer_FONT", 30);
//Font that defines the icons for the bookmark toolbar buttons
bookmarkFont = UIFont.FromName("PdfViewer_FONT", 30);
viewmodeFont = UIFont.FromName("Font Page icons", 30);
this.AddGestureRecognizer(tap);
helper = new TextMarkupAnnotationHelper(this);
inkHelper = new InkAnnotationHelper(this);
annotHelper = new AnnotationHelper(this);
rangeSlider = new SfRangeSlider();
edittextHelper = new EditTextAnnotationHelper(this);
shapeHelper = new ShapeAnnotationHelper(this);
opacitybutton.TouchUpInside += inkHelper.Opacitybutton_TouchUpInside;
pdfViewerControl = new SfPdfViewer();
pdfViewerControl.PreserveSignaturePadOrientation = true;
pdfViewerControl.Toolbar.Enabled = false;
pdfViewerControl.PageChanged += ViewerControl_PageChanged;
pdfViewerControl.TextMarkupSelected += helper.PdfViewerControl_TextMarkupSelected;
pdfViewerControl.TextMarkupDeselected += helper.PdfViewerControl_TextMarkupDeselected;
pdfViewerControl.CanUndoModified += PdfViewerControl_CanUndoModified;
pdfViewerControl.CanRedoModified += PdfViewerControl_CanRedoModified;
pdfViewerControl.CanUndoInkModified += inkHelper.PdfViewerControl_CanUndoInkModified;
pdfViewerControl.CanRedoInkModified += inkHelper.PdfViewerControl_CanRedoInkModified;
pdfViewerControl.InkSelected += inkHelper.PdfViewerControl_InkSelected;
pdfViewerControl.InkDeselected += inkHelper.PdfViewerControl_InkDeselected;
pdfViewerControl.FreeTextAnnotationAdded += edittextHelper.PdfViewerControl_FreeTextAnnotationAdded;
pdfViewerControl.FreeTextAnnotationDeselected += edittextHelper.PdfViewerControl_FreeTextAnnotationDeselected;
pdfViewerControl.FreeTextAnnotationSelected += edittextHelper.PdfViewerControl_FreeTextAnnotationSelected;
pdfViewerControl.FreeTextPopupDisappeared += edittextHelper.PdfViewerControl_FreeTextPopupDisappearing;
pdfViewerControl.ShapeAnnotationSelected += shapeHelper.PdfViewerControl_ShapeAnnotationSelected;
pdfViewerControl.ShapeAnnotationDeselected += shapeHelper.PdfViewerControl_ShapeAnnotationDeselected;
pdfViewerControl.StampAnnotationSelected += helper.PdfViewerControl_StampAnnotationSelected;
pdfViewerControl.StampAnnotationDeselected += helper.PdfViewerControl_StampAnnotationDeselected;
BoldBtn1.TouchUpInside += inkHelper.BoldColorBtn1_TouchUpInside;
BoldColorBtn1.TouchUpInside += inkHelper.BoldColorBtn1_TouchUpInside;
BoldBtn2.TouchUpInside += inkHelper.BoldColorBtn2_TouchUpInside;
BoldColorBtn2.TouchUpInside += inkHelper.BoldColorBtn2_TouchUpInside;
BoldBtn3.TouchUpInside += inkHelper.BoldColorBtn3_TouchUpInside;
BoldColorBtn3.TouchUpInside += inkHelper.BoldColorBtn3_TouchUpInside;
BoldColorBtn4.TouchUpInside += inkHelper.BoldColorBtn4_TouchUpInside;
BoldBtn4.TouchUpInside += inkHelper.BoldColorBtn4_TouchUpInside;
BoldColorBtn5.TouchUpInside += inkHelper.BoldColorBtn5_TouchUpInside;
BoldBtn5.TouchUpInside += inkHelper.BoldColorBtn5_TouchUpInside;
inkColorButton.TouchUpInside += helper.ColorButton_TouchUpInside;
colorButton.TouchUpInside += helper.ColorButton_TouchUpInside;
inkAnnotationButton.TouchUpInside += inkHelper.InkAnnotationButton_TouchUpInside;
inkThicknessButton.TouchUpInside += inkHelper.InkThicknessButton_TouchUpInside;
shapeThicknessButton.TouchUpInside += inkHelper.InkThicknessButton_TouchUpInside;
edittextThicknessButton.TouchUpInside += edittextHelper.EditTextThicknessButton_TouchUpInside;
edittextColorButton.TouchUpInside += helper.ColorButton_TouchUpInside;
shapeColorButton.TouchUpInside += helper.ColorButton_TouchUpInside;
pageNumberField.Text = "1";
CreateTopToolbar();
bottomToolBar = CreateBottomToolbar();
toolbar = toolBar;
parentView.AddSubview(pdfViewerControl);
AddSubview(parentView);
AddSubview(toolbar);
AddSubview(bottomToolBar);
topBorder.BackgroundColor = UIColor.FromRGBA(red: 0.86f, green: 0.86f, blue: 0.86f, alpha: 1.0f);
AddSubview(topBorder);
activityDialog = new ActivityIndicator();
activityDialog.Frame = new CGRect(UIScreen.MainScreen.Bounds.Width / 2 - 125, UIScreen.MainScreen.Bounds.Height / 2 - 50, 250, 100);
popUpAlertView = new UIAlertView();
UIView popupview = new UIView();
SfPopup = new SfPopupLayout();
SfPopup.StaysOpen = true;
SfPopup.PopupView.AppearanceMode = AppearanceMode.TwoButton;
SfPopup.PopupView.ShowCloseButton = false;
popupview.AddSubview(SfPopup);
SfPopup.PopupView.HeaderView = GetHeaderPopup();
SfPopup.PopupView.ContentView = GetContentPopup();
SfPopup.PopupView.FooterView = GetFooter();
dropDownMenu = CreateDropDownMenu();
dropDownMenu.DropDownMenuItemChanged += (e, a) =>
{
pdfViewerControl.Unload();
listViewItemsSource.Clear();
fileStream = typeof(CustomToolbar).GetTypeInfo().Assembly.GetManifestResourceStream("SampleBrowser.Samples.PDFViewer.Assets." + a.DisplayText + ".pdf");
try
{
MemoryStream stream = new MemoryStream();
stream.Position = 0;
fileStream.CopyTo(stream);
pdfViewerControl.DocumentLoaded += PdfViewerControl_DocumentLoaded;
pdfViewerControl.PasswordErrorOccurred += PdfViewerControl_PasswordErrorOccurred;
loadedDocument = new PdfLoadedDocument(stream);
PopulateInitialBookmarkList();
pdfViewerControl.LoadDocument(fileStream);
}
catch (PdfException)
{
SfPopup.Show();
DisableToolbar();
i++;
}
isBookmarkPaneVisible = false;
if (bookmarkToolbar != null && bookmarkToolbar.Superview != null)
bookmarkToolbar.RemoveFromSuperview();
ResetToolBar();
annotHelper.RemoveAllToolbars(false);
dropDownMenu.Close();
};
}
private void PdfViewerControl_DocumentLoaded(object sender, EventArgs args)
{
errorMessage.Hidden = true;
pwdEntry.Text = string.Empty;
EnableToolbar();
SfPopup.Dismiss();
pageNumberField.Text = pdfViewerControl.PageNumber.ToString();
totalPageLabel.Text = "/ " + pdfViewerControl.PageCount.ToString();
totalPageLabel.SetNeedsDisplay();
isLoaded = true;
}
private void DisableToolbar()
{
saveButton.Enabled = false;
bookmarkButton.Enabled = false;
searchButton.Enabled = false;
pageNumberField.Enabled = false;
annotationButton.Enabled = false;
viewmodeButton.Enabled = false;
saveButton.SetTitleColor(UIColor.LightGray, UIControlState.Disabled);
bookmarkButton.SetTitleColor(UIColor.LightGray, UIControlState.Disabled);
searchButton.SetTitleColor(UIColor.LightGray, UIControlState.Disabled);
pageNumberField.TextColor = UIColor.Gray;
totalPageLabel.TextColor = UIColor.Gray;
annotationButton.SetTitleColor(UIColor.LightGray, UIControlState.Disabled);
viewmodeButton.SetTitleColor(UIColor.LightGray, UIControlState.Disabled);
pageNumberField.Text = "0";
totalPageLabel.Text = "/ 0";
pdfViewerControl.EnableScrollHead = false;
undoButton.Enabled = false;
redoButton.Enabled = false;
}
private void EnableToolbar()
{
saveButton.Enabled = true;
bookmarkButton.Enabled = true;
searchButton.Enabled = true;
pageNumberField.Enabled = true;
annotationButton.Enabled = true;
viewmodeButton.Enabled = true;
saveButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
bookmarkButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
searchButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
pageNumberField.TextColor = UIColor.FromRGB(0, 118, 255);
annotationButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
viewmodeButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
pdfViewerControl.EnableScrollHead = true;
undoButton.Enabled = true;
redoButton.Enabled = true;
totalPageLabel.TextColor= UIColor.FromRGB(0, 118, 255);
}
private void PdfViewerControl_PasswordErrorOccurred(object sender, PasswordErrorOccurredEventArgs e)
{
if (i == 0)
{
SfPopup.Show();
i++;
}
else
{
errorMessage.Hidden = false;
}
}
private UIView GetHeaderPopup()
{
UIView headerView = new UIView();
UILabel headLabel = new UILabel();
headLabel.Frame = new CGRect(70, 0, 300, 60);
headLabel.Text = "Password Protected";
headerView.BackgroundColor = UIColor.White;
headerView.AddSubview(headLabel);
return headerView;
}
private UIView GetContentPopup()
{
UIView contentView = new UIView();
UILabel popupContentView = new UILabel();
popupContentView.Frame = new CGRect(20, 0, 300, 25);
popupContentView.Text = "Enter the password to open this File.";
popupContentView.Font = UIFont.SystemFontOfSize(15);
contentView.AddSubview(popupContentView);
pwdEntry = new UITextField();
pwdEntry.BorderStyle = UITextBorderStyle.RoundedRect;
pwdEntry.Placeholder = "Password: syncfusion";
pwdEntry.Text = string.Empty;
pwdEntry.Delegate = new TextFieldDelegate(this);
pwdEntry.SecureTextEntry = true;
pwdEntry.EditingChanged += PwdEntry_EditingChanged;
pwdEntry.Frame = new CGRect(20, 40, 260, 40);
pwdEntry.Layer.BorderColor = UIColor.FromRGB(0, 128, 255).CGColor;
contentView.AddSubview(pwdEntry);
errorMessage = new UILabel();
errorMessage.Frame = new CGRect(20, 80, 300, 25);
errorMessage.Text = "Invalid Passsword!";
errorMessage.Font = UIFont.SystemFontOfSize(15, UIFontWeight.Bold);
errorMessage.Alpha = 0.5f;
errorMessage.TextColor = UIColor.Red;
errorMessage.Hidden = true;
contentView.AddSubview(errorMessage);
return contentView;
}
private void PwdEntry_EditingChanged(object sender, EventArgs e)
{
if (pwdEntry.Text != string.Empty)
{
okButton.Enabled = true;
if (!errorMessage.Hidden)
errorMessage.Hidden = true;
}
else
{
okButton.Enabled = false;
}
}
private UIView GetFooter()
{
UIView iView = new UIView();
UIButton cancelButton = new UIButton();
cancelButton.Frame = new CGRect(0, 0, 150, 70);
cancelButton.SetTitle("Cancel", UIControlState.Normal);
cancelButton.BackgroundColor = UIColor.White;
cancelButton.TouchUpInside += CancelButton_TouchUpInside;
cancelButton.SetTitleColor(UIColor.FromRGB(0, 128, 255), UIControlState.Normal);
iView.AddSubview(cancelButton);
okButton = new UIButton();
okButton.SetTitle("Ok", UIControlState.Normal);
okButton.TouchUpInside += OkButton_TouchUpInside;
okButton.BackgroundColor = UIColor.White;
okButton.SetTitleColor(UIColor.FromRGB(0, 128, 235), UIControlState.Normal);
okButton.SetTitleColor(UIColor.FromRGB(176, 176, 176), UIControlState.Disabled);
okButton.Enabled = false;
okButton.Frame = new CGRect(150, 0, 150, 70);
iView.AddSubview(okButton);
return iView;
}
private void OkButton_TouchUpInside(object sender, EventArgs e)
{
fileStream.Position = 0;
pdfViewerControl.LoadDocument(fileStream, pwdEntry.Text);
}
private void CancelButton_TouchUpInside(object sender, EventArgs e)
{
SfPopup.Dismiss();
DisableToolbar();
}
//Populates the bookmark toolbar with the bookmarks when a PDF is loaded
private void PopulateInitialBookmarkList()
{
listViewItemsSource.Clear();
PdfBookmarkBase bookmarkBase = loadedDocument.Bookmarks;
for (int i = 0; i < bookmarkBase.Count; i++)
listViewItemsSource.Add(new CustomBookmark(bookmarkBase[i], false));
if(bookmarkToolbar != null)
bookmarkToolbar.bookmarkListView.ReloadData();
}
internal bool isStampViewVisible;
public override void LayoutSubviews()
{
base.LayoutSubviews();
//SfPopup.Frame = new CGRect(0, 20, 200, 150);
if (!isStampViewVisible && !isBookmarkPaneVisible || UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
{
//Set the frames to SfPdfViewer and bookmark toolbar based on whether the bookmark toolbar is visible
if (!isBookmarkPaneVisible)
{
parentView.Frame = new CGRect(0, DefaultToolbarHeight, this.Frame.Width, this.Frame.Height - (DefaultToolbarHeight));
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad && bookmarkToolbar != null)
bookmarkToolbar.Frame = new CGRect(this.Frame.Width, this.Frame.Y, 0, 0);
}
else
{
parentView.Frame = new CGRect(0, DefaultToolbarHeight, 3 * this.Frame.Width / 5, this.Frame.Height - DefaultToolbarHeight);
if (bookmarkToolbar != null)
bookmarkToolbar.Frame = new CGRect(3 * this.Frame.Width / 5, DefaultToolbarHeight, this.Frame.Width - (3 * this.Frame.Width / 5), this.Frame.Height - 2*DefaultToolbarHeight);
}
if(isStampViewVisible)
{
parentView.Frame = new CGRect(0, DefaultToolbarHeight, this.Frame.Width, this.Frame.Height - (DefaultToolbarHeight));
stampView.Frame = new CGRect(0, 0, this.Frame.Width, this.Frame.Height);
}
if (!isLoaded)
{
pdfViewerControl.LoadDocument(initialStream);
totalPageLabel.Text = "/ " + pdfViewerControl.PageCount.ToString();
totalPageLabel.SetNeedsDisplay();
isLoaded = true;
}
pdfViewerControl.Frame = new CGRect(0, 0, parentView.Frame.Width, parentView.Frame.Height - DefaultToolbarHeight + 2);
toolBarFrame.Width = this.Frame.Width;
toolbar.Frame = toolBarFrame;
int numberOfButtons = 7;
nfloat space = Frame.Width / numberOfButtons;
nfloat leftWithInSpace = (space - 35) / 2;
fileButton.Frame = new CGRect(leftWithInSpace, 7, 35, 35);
saveButton.Frame = new CGRect(space + leftWithInSpace, 7, 35, 35);
undoButton.Frame = new CGRect(2 * space + leftWithInSpace, 7, 35, 35);
redoButton.Frame = new CGRect(3 * space + leftWithInSpace, 7, 35, 35);
viewmodeButton.Frame = new CGRect(4 * space + leftWithInSpace, 7, 35, 35);
bookmarkButton.Frame = new CGRect(5 * space + leftWithInSpace, 7, 35, 35);
searchButton.Frame = new CGRect(6 * space + leftWithInSpace, 7, 35, 35);
bottomToolbarFrame.X = -2;
bottomToolbarFrame.Width = this.Frame.Width + 3;
bottomToolbarFrame.Y = parentView.Frame.Height + 2;
bottomToolBar.Frame = bottomToolbarFrame;
topBorder.Frame = new CGRect(toolBarFrame.X, toolBarFrame.Bottom - 1, toolBarFrame.Width, 1);
annotationButton.Frame = new CGRect(this.Frame.Width - 60, 7, 35, 35);
colorFrame.Width = bottomToolbarFrame.Width;
annotationFrame.Width = bottomToolbarFrame.Width;
colorFrame.Height = bottomToolbarFrame.Height;
colorFrame.Y = parentView.Frame.Height - (DefaultToolbarHeight + colorFrame.Height - 4);
colorToolbar.Frame = colorFrame;
annotationFrame.Height = bottomToolbarFrame.Height;
annotationFrame.Y = parentView.Frame.Height - annotationFrame.Height + 4;
textAnnotationToolbar.Frame = annotationFrame;
if (!IsSelected)
colorButton.Frame = new CGRect(this.Frame.Width - 120, 7, 35, 35);
else
colorButton.Frame = new CGRect(this.Frame.Width - 55, 7, 35, 35);
separateAnnotationFrame.Width = bottomToolbarFrame.Width;
separateAnnotationFrame.Height = bottomToolbarFrame.Height;
separateAnnotationFrame.Y = parentView.Frame.Height - separateAnnotationFrame.Height + 4;
annotationToolbar.Frame = separateAnnotationFrame;
highlightToolbar.Frame = separateAnnotationFrame;
underlineToolbar.Frame = separateAnnotationFrame;
strikeOutToolbar.Frame = separateAnnotationFrame;
editStampAnnotationToolbar.Frame = separateAnnotationFrame;
deleteButton.Frame = new CGRect(this.Frame.Width - 100, 7, 35, 35);
if (annotation != null && annotation is StampAnnotation)
deleteButton.Frame = new CGRect(this.Frame.Width - 50, 7, 35, 35);
toolbarBackbutton.Frame = new CGRect(15, 7, 35, 35);
inkAnnotationSessionToolbar.Frame = toolBarFrame;
shapeAnnotationToolbar.Frame = separateAnnotationFrame;
editTextAnnotationToolbar.Frame = separateAnnotationFrame;
lineToolbar.Frame = separateAnnotationFrame;
rectangleToolbar.Frame = separateAnnotationFrame;
circleToolbar.Frame = separateAnnotationFrame;
arrowToolbar.Frame = separateAnnotationFrame;
annotationToolbar.AutoresizingMask = UIViewAutoresizing.FlexibleWidth;
}
//For mobile set the frame to bookmark toolbar so that it occupies the entire view
else if (!isStampViewVisible && UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone)
bookmarkToolbar.Frame = new CGRect(this.Frame.X, 0, this.Frame.Width, this.Frame.Height);
else if (isStampViewVisible && UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Phone)
stampView.Frame = new CGRect(this.Frame.X, 0, Frame.Width, Frame.Height);
}
void PdfViewerControl_CanUndoModified(object sender, CanUndoModifiedEventArgs args)
{
if (args.CanUndo)
{
undoButton.SetTitle("\ue70a", UIControlState.Normal);
undoButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
}
else
{
undoButton.SetTitle("\ue70a", UIControlState.Normal);
undoButton.SetTitleColor(UIColor.LightGray, UIControlState.Normal);
}
}
void PdfViewerControl_CanRedoModified(object sender, CanRedoModifiedEventArgs args)
{
if (args.CanRedo)
{
redoButton.SetTitle("\ue716", UIControlState.Normal);
redoButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
}
else
{
redoButton.SetTitle("\ue716", UIControlState.Normal);
redoButton.SetTitleColor(UIColor.LightGray, UIControlState.Normal);
}
}
public void OnSingleTap(UITapGestureRecognizer gesture)
{
this.EndEditing(true);
pageNumberField.Text = pdfViewerControl.PageNumber.ToString();
}
private void ResetToolBar()
{
pageNumberField.Text = pdfViewerControl.PageNumber.ToString();
totalPageLabel.Text = "/ " + pdfViewerControl.PageCount.ToString();
totalPageLabel.Frame = new CGRect(totalPageLabel.Frame.X, totalPageLabel.Frame.Y, totalPageLabel.IntrinsicContentSize.Width, totalPageLabel.Frame.Height);
}
private void PageNumberField_EditingDidBegin(object sender, EventArgs e)
{
pageNumberField.ResignFirstResponder();
alertViewDelegate = new AlertViewDelegate(pdfViewerControl);
pagePopupView.Frame = new CGRect(40, parentView.Frame.Height / 4, 400, 150);
pagePopupView.BackgroundColor = UIColor.White;
pagePopupView.Layer.BorderWidth = 1;
pagePopupView.Layer.BorderColor = new CGColor(0.2f, 0.2f);
pagePopupView.Layer.CornerRadius = 10;
pagePopupView.Title = "Go To Page";
pagePopupView.Message = "Enter Page Number (1 - " + pdfViewerControl.PageCount.ToString() + ")";
pagePopupView.AddButton("Cancel");
pagePopupView.AddButton("OK");
pagePopupView.Delegate = alertViewDelegate;
pagePopupView.AlertViewStyle = UIAlertViewStyle.PlainTextInput;
pagePopupView.GetTextField(0).KeyboardType = UIKeyboardType.NumberPad;
pagePopupView.CancelButtonIndex = 0;
pagePopupView.GetTextField(0).BecomeFirstResponder();
pageNumberField.Text = pdfViewerControl.PageNumber.ToString();
pagePopupView.Show();
}
private void ViewerControl_PageChanged(object sender, PageChangedEventArgs args)
{
pageNumberField.Text = args.NewPageNumber.ToString();
}
protected virtual UIView CreateTopToolbar()
{
toolBarFrame = this.Frame;
toolBarFrame.Height = DefaultToolbarHeight;
toolBarFrame.Y = 0;
toolBar.Frame = toolBarFrame;
toolBar.BackgroundColor = UIColor.FromRGB(249, 249, 249);
toolBar.AutoresizingMask = UIViewAutoresizing.FlexibleBottomMargin | UIViewAutoresizing.FlexibleWidth;
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
fileButton.Frame = new CGRect(10, 7, 35, 35);
else
fileButton.Frame = new CGRect(5, 7, 35, 35);
fileButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
fileButton.TouchUpInside += (e, a) =>
{
if (dropDownMenu.IsOpened)
dropDownMenu.Close();
else
dropDownMenu.Open();
};
fileButton.Font = highFont;
fileButton.SetTitle("\ue71d", UIControlState.Normal);
fileButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
toolBar.Add(fileButton);
saveButton.Frame = new CGRect(55, 7, 35, 35);
saveButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
saveButton.TouchUpInside += annotHelper.SaveButton_TouchUpInside;
saveButton.Font = highFont;
saveButton.SetTitle("\ue718", UIControlState.Normal);
saveButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
toolBar.Add(saveButton);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
undoButton.Frame = new CGRect(parentView.Frame.Width / 2 - 25, 7, 35, 35);
else
undoButton.Frame = new CGRect(130, 7, 35, 35);
undoButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
undoButton.TouchUpInside += UndoButton_TouchUpInside; ;
undoButton.Font = highFont;
undoButton.SetTitle("\ue70a", UIControlState.Normal);
undoButton.SetTitleColor(UIColor.LightGray, UIControlState.Normal);
toolBar.Add(undoButton);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
redoButton.Frame = new CGRect(parentView.Frame.Width / 2 + 10, 7, 35, 35);
else
redoButton.Frame = new CGRect(175, 7, 35, 35);
redoButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
redoButton.TouchUpInside += RedoButton_TouchUpInside; ;
redoButton.Font = highFont;
redoButton.SetTitle("\ue716", UIControlState.Normal);
redoButton.SetTitleColor(UIColor.LightGray, UIControlState.Normal);
toolBar.Add(redoButton);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
bookmarkButton.Frame = new CGRect(parentView.Frame.Width - 50, 7, 35, 35);
else
bookmarkButton.Frame = new CGRect(parentView.Frame.Width - 55, 7, 35, 35);
bookmarkButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
bookmarkButton.TouchUpInside += BookmarkButton_TouchUpInside;
bookmarkButton.Font = bookmarkFont;
bookmarkButton.SetTitle("\ue701", UIControlState.Normal);
bookmarkButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
toolBar.Add(bookmarkButton);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
searchButton.Frame = new CGRect(parentView.Frame.Width - 50, 7, 35, 35);
else
searchButton.Frame = new CGRect(parentView.Frame.Width - 10, 7, 35, 35);
searchButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
searchButton.TouchUpInside += SearchButtonClicked;
searchButton.Font = highFont;
searchButton.SetTitle("\ue719", UIControlState.Normal);
searchButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
toolBar.Add(searchButton);
viewmodeButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
viewmodeButton.TouchUpInside += ViewmodeButton_TouchUpInside;
viewmodeButton.Font = viewmodeFont;
viewmodeButton.SetTitle("\ue705", UIControlState.Normal);
viewmodeButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
toolBar.Add(viewmodeButton);
return toolBar;
}
private void ViewmodeButton_TouchUpInside(object sender, EventArgs e)
{
if(pdfViewerControl.PageViewMode == PageViewMode.Continuous)
{
pdfViewerControl.PageViewMode = PageViewMode.PageByPage;
viewmodeButton.SetTitle("\ue703", UIControlState.Normal);
}
else
{
pdfViewerControl.PageViewMode = PageViewMode.Continuous;
viewmodeButton.SetTitle("\ue705", UIControlState.Normal);
}
}
//Handles the click event of the bookmark button on the top toolbar
private void BookmarkButton_TouchUpInside(object sender, EventArgs e)
{
if(bookmarkToolbar == null)
bookmarkToolbar = new BookmarkToolbar(this);
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
{
if (bookmarkToolbar.Superview == null)
AddSubview(bookmarkToolbar);
else
bookmarkToolbar.RemoveFromSuperview();
isBookmarkPaneVisible = !isBookmarkPaneVisible;
annotHelper.RemoveAllToolbars(false);
pdfViewerControl.AnnotationMode = AnnotationMode.None;
isAnnotationToolbarVisible = false;
}
else
{
if (bookmarkToolbar.Superview == null)
AddSubview(bookmarkToolbar);
isBookmarkPaneVisible = true;
}
}
private UIView CreateBottomToolbar()
{
bottomToolbarFrame = this.Frame;
bottomToolbarFrame.Height = DefaultToolbarHeight;
bottomToolbarFrame.Y = 0;
bottomToolBar.Frame = bottomToolbarFrame;
bottomToolBar.BackgroundColor = UIColor.FromRGB(249, 249, 249);
bottomToolBar.AutoresizingMask = UIViewAutoresizing.FlexibleBottomMargin | UIViewAutoresizing.FlexibleWidth;
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
pageNumberField.Frame = new CGRect(45, 7, 45, 35);
else
pageNumberField.Frame = new CGRect(45, 7, 45, 35);
pageNumberField.EditingDidBegin += PageNumberField_EditingDidBegin;
pageNumberField.BorderStyle = UITextBorderStyle.RoundedRect;
pageNumberField.TextColor = UIColor.FromRGB(0, 118, 255);
pageNumberField.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
pageNumberField.TextAlignment = UITextAlignment.Center;
bottomToolBar.Add(pageNumberField);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
totalPageLabel.Frame = new CGRect(90, 7, 40, 35);
else
totalPageLabel.Frame = new CGRect(90, 7, 40, 35);
totalPageLabel.TextColor = UIColor.FromRGB(0, 118, 255);
bottomToolBar.Add(totalPageLabel);
annotationButton.Frame = new CGRect(parentView.Frame.Width - 50, 7, 35, 35);
annotationButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
annotationButton.TouchUpInside += annotHelper.AnnotationButton_TouchUpInside;
annotationButton.Font = highFont;
annotationButton.SetTitle("\ue706", UIControlState.Normal);
annotationButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
bottomToolBar.Add(annotationButton);
bottomToolBar.Layer.BorderWidth = 1;
bottomToolBar.Layer.BorderColor = new CGColor(0.2f, 0.2f);
return bottomToolBar;
}
internal UIView UpdateToolbarBorder(UIView updateToolbar, CGRect toolbarFrame)
{
updateToolbar.Layer.BorderWidth = 1;
updateToolbar.Layer.BorderColor = new CGColor(0.2f, 0.2f);
updateToolbar.Frame = new CGRect(toolbarFrame.X - 1, toolbarFrame.Y - 1, textAnnotationToolbar.Frame.Width + 2, textAnnotationToolbar.Frame.Height + 2);
return updateToolbar;
}
protected virtual UIView CreateSearchTopToolbar()
{
annotHelper.RemoveAllToolbars(false);
toolBarFrame = Frame;
toolBarFrame.Height = DefaultToolbarHeight;
toolBarFrame.Y = 0;
searchToolBar.Frame = toolBarFrame;
searchToolBar.BackgroundColor = UIColor.FromRGB(249, 249, 249);
searchToolBar.AutoresizingMask = UIViewAutoresizing.FlexibleBottomMargin | UIViewAutoresizing.FlexibleWidth;
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
backButton.Frame = new CGRect(20, 2, 50, 50);
else
backButton.Frame = new CGRect(2, 5, 40, 40);
backButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
backButton.TouchUpInside += BackButtonClicked;
backButton.Font = highFont;
backButton.SetTitle("\ue71b", UIControlState.Normal);
backButton.SetTitleColor(UIColor.FromRGB(0, 118, 255), UIControlState.Normal);
searchToolBar.Add(backButton);
if ((UIDevice.CurrentDevice).UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
searchBar.Frame = new CGRect(95, 5, 550, 40);
else
searchBar.Frame = new CGRect(40, 5, 210, 40);
searchBar.Placeholder = "Enter text to search";
searchBar.TextChanged += SearchBar_TextChanged;
searchBar.SearchButtonClicked += SearchBar_SearchButtonClicked;
searchToolBar.Add(searchBar);
return searchToolBar;
}
internal void ToolbarBackbutton_TouchUpInside(object sender, EventArgs e)
{
if (pdfViewerControl.AnnotationMode == AnnotationMode.Ink)
{
pdfViewerControl.EndInkSession(false);
}
pdfViewerControl.AnnotationMode = AnnotationMode.None;
annotHelper.RemoveAllToolbars(false);
Add(annotationToolbar);
isColorSelected = false;
FontSizePanel.RemoveFromSuperview();
rangeSlider.RemoveFromSuperview();
}
private void SearchBar_TextChanged(object sender, UISearchBarTextChangedEventArgs e)
{
if ((sender as UISearchBar).Text == string.Empty)
{
pdfViewerControl.CancelSearch();
}
}
private void SearchCancelClicked(object sender, EventArgs e)
{
pdfViewerControl.CancelSearch();
searchBar.Text = String.Empty;
}
public void UpdateToolBarValues()
{
pageNumberField.Text = pdfViewerControl.PageNumber.ToString();
}
private void SearchBar_SearchButtonClicked(object sender, EventArgs e)
{
dropDownMenu.Close();
searchBar.ResignFirstResponder();
pdfViewerControl.SearchText(searchBar.Text);
}
void RedoButton_TouchUpInside(object sender, EventArgs e)
{
pdfViewerControl.PerformRedo();
annotHelper.RemoveAllToolbars(false);
}
void UndoButton_TouchUpInside(object sender, EventArgs e)
{
pdfViewerControl.PerformUndo();
annotHelper.RemoveAllToolbars(false);
}
void SearchClicked(object sender, EventArgs ea)
{
pdfViewerControl.SearchText(searchBar.Text);
}
void SearchButtonClicked(object sender, EventArgs ea)
{
annotHelper.RemoveAllToolbars(false);
toolbar.RemoveFromSuperview();
backButton.Enabled = true;
CreateSearchTopToolbar();
toolbar = searchToolBar;
searchBar.BecomeFirstResponder();
AddSubview(toolbar);
isBookmarkPaneVisible = false;
if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad && bookmarkToolbar != null && bookmarkToolbar.Superview != null)
bookmarkToolbar.RemoveFromSuperview();
dropDownMenu.Close();
}
void BackButtonClicked(object sender, EventArgs ea)
{
pdfViewerControl.CancelSearch();
searchBar.Text = String.Empty;
UpdateToolBarValues();
searchToolBar.RemoveFromSuperview();
toolBar.RemoveFromSuperview();
toolbar = toolBar;
toolBarFrame.Height = DefaultToolbarHeight;
AddSubview(toolbar);
}
#region DropDown
private List<DropDownMenuItem> GetResource()
{
var list = new List<DropDownMenuItem>();
list.Add(new DropDownMenuItem()
{
DisplayText = "F# Succinctly",
IsSelected = true
});
list.Add(new DropDownMenuItem()
{
DisplayText = "GIS Succinctly",
});
list.Add(new DropDownMenuItem()
{
DisplayText = "HTTP Succinctly",
});
list.Add(new DropDownMenuItem()
{
DisplayText = "JavaScript Succinctly",
});
list.Add(new DropDownMenuItem()
{
DisplayText = "Encrypted Document",
});
return list;
}
private DropDownMenu CreateDropDownMenu()
{
var dropDownMenu = new DropDownMenu(this, GetResource().ToArray())
{
BackgroundColor = UIColor.Clear,
TextColor = UIColor.Black,
Opacity = 1,
BorderWidth = 1,
Frame = new CGRect(0, DefaultToolbarHeight + 20, 250, 250)
};
return dropDownMenu;
}
#endregion
internal class TextFieldDelegate : UITextFieldDelegate
{
CustomToolbar m_customToolbar = null;
internal TextFieldDelegate(CustomToolbar customToolbar)
{
m_customToolbar = customToolbar;
}
public override bool ShouldReturn(UITextField textField)
{
m_customToolbar.fileStream.Position = 0;
m_customToolbar.pdfViewerControl.LoadDocument(m_customToolbar.fileStream, m_customToolbar.pwdEntry.Text);
return true;
}
}
}
}