OLEObject.cs

#region Copyright Syncfusion Inc. 2001-2022.
// Copyright Syncfusion Inc. 2001-2022. 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
// licensing@syncfusion.com. Any infringement will be prosecuted under
// applicable laws. 
#endregion
using System;
using Syncfusion.Presentation;
using System.IO;
using COLOR = Syncfusion.Drawing;
using System.Reflection;
#if __UNIFIED__
using Foundation;
using UIKit;
using CoreGraphics;
#else
using MonoTouch.Foundation;
using MonoTouch.UIKit;
using MonoTouch.CoreGraphics;
using CGRect = System.Drawing.RectangleF;
using CGPoint = System.Drawing.PointF;
using CGSize = System.Drawing.SizeF;
#endif
namespace SampleBrowser
{
	public partial class OLEObject : SampleView
	{
		CGRect frameRect = new CGRect ();
		float frameMargin = 8.0f;
		UILabel label;
		UILabel label1;
		UIButton button;
        UIButton button2;
        public OLEObject()
		{

			label1 = new UILabel();
			label = new UILabel();
			button = new UIButton(UIButtonType.System);
			button.TouchUpInside += OnButtonClicked;
            button2 = new UIButton(UIButtonType.System);
            button2.TouchUpInside += OnInsertOleButtonClicked;
        }

		void LoadAllowedTextsLabel()
		{
			label.Frame = frameRect;
			label.TextColor = UIColor.FromRGB (38/255.0f, 38/255.0f, 38/255.0f);
			label.Text = "This sample demonstrates how to insert and extract a OLE Object in PowerPoint presentation.";
			label.Font = UIFont.SystemFontOfSize(15);
			label.Lines 				= 0;
			label.LineBreakMode 		= UILineBreakMode.WordWrap;
			if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad) {
				label.Font = UIFont.SystemFontOfSize(18);
				label.Frame = new CGRect (5, 5,frameRect.Location.X + frameRect.Size.Width  , 50);
			} 
			else {
				label.Frame = new CGRect (frameRect.Location.X, 5, frameRect.Size.Width , 70);

			}
			this.AddSubview (label);
			button.SetTitle("Open Embedded File",UIControlState.Normal);
			if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad) {
				button.Frame = new CGRect (0, 65, frameRect.Location.X + frameRect.Size.Width , 10);
			} 
			else {
				button.Frame = new CGRect (frameRect.Location.X, 70, frameRect.Size.Width , 10);

			}
			this.AddSubview (button);
            button2.SetTitle("Create Presentation", UIControlState.Normal);
            if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad)
            {
                button2.Frame = new CGRect(0, 105, frameRect.Location.X + frameRect.Size.Width, 10);
            }
            else
            {
                button2.Frame = new CGRect(frameRect.Location.X, 110, frameRect.Size.Width, 10);

            }
            this.AddSubview(button2);
        }


        void OnInsertOleButtonClicked(object sender, EventArgs e)
        {            
            Assembly assembly = Assembly.GetExecutingAssembly();            
           
		   //New Instance of PowerPoint is Created.[Equivalent to launching MS PowerPoint with no slides].
            IPresentation presentation = Syncfusion.Presentation.Presentation.Create();

            ISlide slide = presentation.Slides.Add(SlideLayoutType.TitleOnly);

            IShape titleShape = slide.Shapes[0] as IShape;
            titleShape.Left = 0.65 * 72;
            titleShape.Top = 0.24 * 72;
            titleShape.Width = 11.5 * 72;
            titleShape.Height = 1.45 * 72;
            titleShape.TextBody.AddParagraph("Ole Object");
            titleShape.TextBody.Paragraphs[0].Font.Bold = true;
            titleShape.TextBody.Paragraphs[0].HorizontalAlignment = HorizontalAlignmentType.Left;

            IShape heading = slide.Shapes.AddTextBox(100, 100, 100, 100);
            heading.Left = 0.84 * 72;
            heading.Top = 1.65 * 72;
            heading.Width = 2.23 * 72;
            heading.Height = 0.51 * 72;
            heading.TextBody.AddParagraph("MS Word Object");
            heading.TextBody.Paragraphs[0].Font.Italic = true;
            heading.TextBody.Paragraphs[0].Font.Bold = true;
            heading.TextBody.Paragraphs[0].Font.FontSize = 18;
			
			string mswordPath = "SampleBrowser.Samples.Presentation.Templates.OleTemplate.docx";			

            //Get the word file as stream
            Stream wordStream = assembly.GetManifestResourceStream(mswordPath);
            string imagePath = "SampleBrowser.Samples.Presentation.Templates.OlePicture.png";

            //Image to be displayed, This can be any image
            Stream imageStream = assembly.GetManifestResourceStream(imagePath);

            IOleObject oleObject = slide.Shapes.AddOleObject(imageStream, "Word.Document.12", wordStream);
            //Set size and position of the ole object
            oleObject.Left = 4.53 * 72;
            oleObject.Top = 0.79 * 72;
            oleObject.Width = 4.26 * 72;
            oleObject.Height = 5.92 * 72;
            //Set DisplayAsIcon as true, to open the embedded document in separate (default) application.
            oleObject.DisplayAsIcon = true;
            MemoryStream stream = new MemoryStream();
            presentation.Save(stream);
            presentation.Close();
            stream.Position = 0;

            if (stream != null)
            {
                SaveiOS iOSSave = new SaveiOS();
                iOSSave.Save("InsertOLEObject.pptx", "application/mspowerpoint", stream);
            }

        }

        void OnButtonClicked(object sender, EventArgs e)
		{
			string resourcePath = "SampleBrowser.Samples.Presentation.Templates.EmbeddedOleObject.pptx";
            Assembly assembly = Assembly.GetExecutingAssembly();
            Stream fileStream = assembly.GetManifestResourceStream(resourcePath);

            IPresentation presentation = Presentation.Open(fileStream);

            //Gets the first slide of the Presentation
            ISlide slide = presentation.Slides[0];
            //Gets the Ole Object of the slide
            IOleObject oleObject = slide.Shapes[2] as IOleObject;
            //Gets the file data of embedded Ole Object.
            byte[] array = oleObject.ObjectData;
            //Gets the file Name of OLE Object
            string outputFile = oleObject.FileName;

            MemoryStream stream = new MemoryStream(array);
            presentation.Close();
            stream.Position = 0;

			if (stream != null)
			{
				SaveiOS iOSSave = new SaveiOS ();
				iOSSave.Save (outputFile, "application/msword", stream);
			}

		}        

        public override void LayoutSubviews ()
		{
			if (UIDevice.CurrentDevice.UserInterfaceIdiom == UIUserInterfaceIdiom.Pad) {
				frameMargin = 0.0f;
			}
			frameRect = Bounds;
			frameRect.Location = new CGPoint (frameRect.Location.X + frameMargin, frameRect.Location.Y + 1.5f * frameMargin);
			frameRect.Size = new CGSize(frameRect.Size.Width - (frameRect.Location.X + frameMargin), frameRect.Size.Height - (frameRect.Location.Y + 1.5f * frameMargin));

			LoadAllowedTextsLabel ();

			base.LayoutSubviews ();
		}
	}
}