XResolution Property

Summary
Gets or sets the horizontal resolution to use when rasterization document files.
Syntax
C#
C++/CLI
public int XResolution { get; set; } 
public: 
property int XResolution { 
   int get(); 
   void set (    int value); 
} 

Property Value

An System.Int32 value that indicates the horizontal resolution to use when rasterization document files such as PDF and XPS. The default value is 0, which means use the current screen resolution.

Remarks

For more information, refer to Leadtools.Codecs.CodecsRasterizeDocumentLoadOptions

Example
C#
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.WinForms.CommonDialogs.File; 
 
 
public void RasterOpenDialogExample() 
{ 
	RasterCodecs rasterCodecs = new RasterCodecs(); 
 
	RasterOpenDialog openDlg = new RasterOpenDialog(rasterCodecs); 
 
	openDlg.Filter = new RasterOpenDialogLoadFormat[] 
	{ 
	new RasterOpenDialogLoadFormat ( "All Files", "*.*" ), 
	new RasterOpenDialogLoadFormat ( "LEAD", "*.cmp" ) 
	}; 
 
	openDlg.CheckFileExists = true; 
	openDlg.CheckPathExists = true; 
	openDlg.DefaultExt = "cmp"; 
	openDlg.DereferenceLinks = true; 
	openDlg.EnableSizing = true; 
	openDlg.FileName = "Image1.cmp"; 
	openDlg.FilterIndex = 2; 
	openDlg.GenerateThumbnail = false; 
	openDlg.InitialDirectory = LEAD_VARS.ImagesDir; 
	openDlg.InitialView = FileDialogInitialView.List; 
	openDlg.LoadCompressed = true; 
	openDlg.LoadFileImage = false; 
	openDlg.LoadOptions = false; 
	openDlg.LoadRotated = false; 
	openDlg.Multiselect = true; 
	openDlg.PreviewWindowVisible = true; 
	openDlg.ShowDeletePage = true; 
	openDlg.ShowFileInformation = true; 
	openDlg.ShowGeneralOptions = true; 
	openDlg.ShowHelp = true; 
	openDlg.ShowLoadCompressed = true; 
	openDlg.ShowLoadOptions = true; 
	openDlg.ShowLoadRotated = true; 
	openDlg.ShowMultipage = true; 
	openDlg.ShowPdfOptions = true; 
	openDlg.ShowXpsOptions = true; 
	openDlg.ShowXlsOptions = true; 
	openDlg.ShowVffOptions = true; 
	openDlg.ShowAnzOptions = true; 
	openDlg.ShowVectorOptions = true; 
	openDlg.ShowPreview = true; 
	openDlg.ShowProgressive = true; 
	openDlg.ShowRasterOptions = true; 
	openDlg.ShowTotalPages = true; 
	openDlg.Title = "Open Dialog"; 
	openDlg.UseFileStamptoPreview = true; 
	openDlg.Help += new EventHandler<RasterDialogHelpEventArgs>(openDlg_Help); 
	openDlg.LoadCorrupted = true; 
 
	// if you set "openDlg.LoadFileImage = true" this event will be fired 
	openDlg.LoadProgress += new EventHandler<RasterDialogLoadProgressEventArgs>(openDlg_LoadProgress); 
 
	if (DialogResult.OK == openDlg.ShowDialog(null)) 
	{ 
		for (int i = 0; i < openDlg.OpenedFileData.Count; i++) 
		{ 
			RasterDialogFileData fileDataItem = openDlg.OpenedFileData[i]; 
 
			// this is not an image file. 
			if (fileDataItem.Options == null) 
			{ 
				continue; 
			} 
 
			rasterCodecs.Options.RasterizeDocument.Load.PageWidth = fileDataItem.Options.RasterizeDocumentOptions.PageWidth; 
			rasterCodecs.Options.RasterizeDocument.Load.PageHeight = fileDataItem.Options.RasterizeDocumentOptions.PageHeight; 
			rasterCodecs.Options.RasterizeDocument.Load.LeftMargin = fileDataItem.Options.RasterizeDocumentOptions.LeftMargin; 
			rasterCodecs.Options.RasterizeDocument.Load.TopMargin = fileDataItem.Options.RasterizeDocumentOptions.TopMargin; 
			rasterCodecs.Options.RasterizeDocument.Load.RightMargin = fileDataItem.Options.RasterizeDocumentOptions.RightMargin; 
			rasterCodecs.Options.RasterizeDocument.Load.BottomMargin = fileDataItem.Options.RasterizeDocumentOptions.BottomMargin; 
			rasterCodecs.Options.RasterizeDocument.Load.Unit = fileDataItem.Options.RasterizeDocumentOptions.Unit; 
			rasterCodecs.Options.RasterizeDocument.Load.XResolution = fileDataItem.Options.RasterizeDocumentOptions.XResolution; 
			rasterCodecs.Options.RasterizeDocument.Load.YResolution = fileDataItem.Options.RasterizeDocumentOptions.YResolution; 
			rasterCodecs.Options.RasterizeDocument.Load.SizeMode = fileDataItem.Options.RasterizeDocumentOptions.SizeMode; 
 
			switch (fileDataItem.Options.FileType) 
			{ 
				case RasterDialogFileOptionsType.Meta: 
					{ 
						if (null != fileDataItem.Options.MetaOptions) 
						{ 
							rasterCodecs.Options.Wmf.Load.XResolution = fileDataItem.Options.MetaOptions.XResolution; 
							rasterCodecs.Options.Wmf.Load.YResolution = fileDataItem.Options.MetaOptions.XResolution; 
						} 
						break; 
					} 
 
				case RasterDialogFileOptionsType.Pdf: 
					{ 
						if ((null != fileDataItem.Options.PdfOptions) && 
							  rasterCodecs.Options.Pdf.IsEngineInstalled) 
						{ 
							rasterCodecs.Options.Pdf.Load.DisplayDepth = fileDataItem.Options.PdfOptions.DisplayDepth; 
							rasterCodecs.Options.Pdf.Load.GraphicsAlpha = fileDataItem.Options.PdfOptions.GraphicsAlpha; 
 
							if (fileDataItem.Options.PdfOptions.Password != null) 
							{ 
								rasterCodecs.Options.Pdf.Load.Password = fileDataItem.Options.PdfOptions.Password; 
							} 
 
							rasterCodecs.Options.Pdf.Load.TextAlpha = fileDataItem.Options.PdfOptions.TextAlpha; 
							rasterCodecs.Options.Pdf.Load.UseLibFonts = fileDataItem.Options.PdfOptions.UseLibFonts; 
						} 
						break; 
					} 
 
				case RasterDialogFileOptionsType.Misc: 
					{ 
						if (null == fileDataItem.Options.MiscOptions) 
						{ 
							continue; 
						} 
 
						switch (fileDataItem.FileInfo.Format) 
						{ 
							case RasterImageFormat.Jbig: 
								{ 
									rasterCodecs.Options.Jbig.Load.Resolution = new LeadSize(fileDataItem.Options.MiscOptions.XResolution, 
									   fileDataItem.Options.MiscOptions.YResolution); 
									break; 
								} 
 
							case RasterImageFormat.Cmw: 
								{ 
									rasterCodecs.Options.Jpeg2000.Load.CmwResolution = new LeadSize(fileDataItem.Options.MiscOptions.XResolution, 
									   fileDataItem.Options.MiscOptions.YResolution); 
									break; 
								} 
 
							case RasterImageFormat.Jp2: 
								{ 
									rasterCodecs.Options.Jpeg2000.Load.Jp2Resolution = new LeadSize(fileDataItem.Options.MiscOptions.XResolution, 
									   fileDataItem.Options.MiscOptions.YResolution); 
									break; 
								} 
 
							case RasterImageFormat.J2k: 
								{ 
									rasterCodecs.Options.Jpeg2000.Load.J2kResolution = new LeadSize(fileDataItem.Options.MiscOptions.XResolution, 
									   fileDataItem.Options.MiscOptions.YResolution); 
									break; 
								} 
						} 
						break; 
					} 
 
				case RasterDialogFileOptionsType.Xls: 
					rasterCodecs.Options.Xls.Load.MultiPageSheet = fileDataItem.Options.XlsOptions.MultiPageSheet; 
					rasterCodecs.Options.Xls.Load.MultiPageEnableMargins = fileDataItem.Options.XlsOptions.MultiPageEnableMargins; 
					rasterCodecs.Options.Xls.Load.MultiPageUseSheetWidth = fileDataItem.Options.XlsOptions.MultiPageUseSheetWidth; 
					rasterCodecs.Options.Xls.Load.PageOrderDownThenOver = fileDataItem.Options.XlsOptions.PageOrderDownThenOver; 
					break; 
 
				case RasterDialogFileOptionsType.Vff: 
					rasterCodecs.Options.Vff.Load.View = fileDataItem.Options.VffOptions.View; 
					break; 
 
				case RasterDialogFileOptionsType.Anz: 
					rasterCodecs.Options.Anz.Load.View = fileDataItem.Options.AnzOptions.View; 
					break; 
 
				case RasterDialogFileOptionsType.Vector: 
					rasterCodecs.Options.Vector.Load.BackgroundColor = fileDataItem.Options.VectorOptions.Options.BackgroundColor; 
					rasterCodecs.Options.Vector.Load.BitsPerPixel = fileDataItem.Options.VectorOptions.Options.BitsPerPixel; 
					rasterCodecs.Options.Vector.Load.ForceBackgroundColor = fileDataItem.Options.VectorOptions.Options.ForceBackgroundColor; 
					rasterCodecs.Options.Vector.Load.ViewHeight = fileDataItem.Options.VectorOptions.Options.ViewHeight; 
					rasterCodecs.Options.Vector.Load.ViewMode = fileDataItem.Options.VectorOptions.Options.ViewMode; 
					rasterCodecs.Options.Vector.Load.ViewWidth = fileDataItem.Options.VectorOptions.Options.ViewWidth; 
					break; 
			} 
 
			rasterCodecs.Options.Load.Passes = fileDataItem.Passes; 
			rasterCodecs.Options.Load.Rotated = fileDataItem.LoadRotated; 
			rasterCodecs.Options.Load.Compressed = fileDataItem.LoadCompressed; 
 
			RasterImage loadedImage = rasterCodecs.Load(fileDataItem.Name, 
			   0, 
			   CodecsLoadByteOrder.BgrOrGray, 
			   fileDataItem.PageNumber, 
			   fileDataItem.PageNumber); 
 
			// COPY THE 'loadedImage' IMAGE. 
 
			loadedImage.Dispose(); 
		} 
	} 
} 
public void openDlg_Help(object sender, RasterDialogHelpEventArgs e) 
{ 
	switch (e.Dialog) 
	{ 
		case RasterDialogHelpName.Open: 
			{ 
				MessageBox.Show("Open dialog Help"); 
				break; 
			} 
 
		case RasterDialogHelpName.LoadOptions: 
			{ 
				MessageBox.Show("Load Options dialog Help"); 
				break; 
			} 
	} 
} 
 
public void openDlg_LoadProgress(object sender, RasterDialogLoadProgressEventArgs e) 
{ 
	string displayText; 
 
	displayText = "(" + e.FilePercent.ToString() + "%) of" + e.LoadRasterFileData.Name + "file is loaded"; 
	MessageBox.Show(displayText); 
 
	displayText = "(" + e.TotalPercent.ToString() + "%) of all file(s) loading process is completed"; 
	MessageBox.Show(displayText); 
} 
 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
} 
Requirements

Target Platforms

Help Version 22.0.2023.2.2
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.

Leadtools.WinForms.CommonDialogs.File Assembly

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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.