Name 

Description 

 

AnimateGIF 

Defines if by default the viewer must animate loaded multiframe GIF images. True by default.  

 

ContinuousViewMode 

For multipage documents viewing, determines if the viewer displays automatically the next or the previous page when the user scroll the current page.  

 

CurrentPage 

Current page of the displayed document.  

 

Cursor 

The cursor that appears when the pointer moves over the viewer.
Default value allows the Viewer to display his own cursors when panning or moving the rectangle of area selection.  

 

DisplayQuality 

Defines the level of displaying quality.  

 

DisplayQualityAuto 

Defines if the level of displaying quality is automatic or not.  

 

DocumentAlignment 

Default image alignment within the viewer when the area of the viewer if smaller than the displayed document in its current zoom configuration.
IE: set this property to ImagePositionTopLeft to show to top-left area of the image when the user make a positive zoom.  

 

DocumentPosition 

Default page position within the viewer when the displayed document in its current zoom configuration if smaller than then area of the viewer.  

 

EnableMenu 

To enable or disable the viewer contextual menu.  

 

EnableMouseWheel 

Specifies whether the object can change zoom during to the mouse Wheel events.  

 

ForceScrollBars 

Turn this property to True to force the viewer to always displaying scrollbars.  

 

ForceTemporaryModeForImage 

Forces the viewer to use a temporary copy when it displays an image.  

 

ForceTemporaryModeForPDF 

Forces the viewer to use a temporary copy when it displays a PDF.  

 

Gamma 

Defines the gamma value, which represents the brightness of the displayed document.
Gamma values range from 0.1 to 5.0 (normally 0.1 to 2.2), where a value less than 1 lightens the image, a value of 1 leaves the image unaffected and an value greater than 1 darkens the image.  

 

Graphics 

The graphics object of the viewer.  

 

HorizontalResolution 

Horizontal resolution in DPI (Dot Per Inch) of the current page of the displayed document.  

 

HScrollVisible 

Returns if the horizontal scrollbar is visible or not.  

 

IgnoreDocumentResolution 

Set to True to ignore vertical & horizontal resolutions measurement when the viewer displays an image.  

 

KeepDocumentPosition 

Defines if the viewer must keep the page position when a new document is loaded.  

 

LockViewer 

Turn this property to True to avoid viewer refreshes.  

 

MouseButtonForMouseMode 

Defines the mouse button used for the MouseMode configuration.  

 

MouseMode 

Defines the viewer mouse mode.  

 

MouseWheelMode 

Defines the Mouse Wheel function.  

 

OptimizeDrawingSpeed 

Defines if the viewer must optimize drawing speed or document loading time.
True: Decrease dramatically drawing time but increase a bit the document loading time. Suggested for large documents. If used, it is also recommended to set the DisplayQualityAuto to True.
False (default): Increase drawing time but decrease document loading time. Suggested for small documents.  

 

PageCount 

Number of pages in the displayed document.  

 

PageHeight 

Height in pixel of the current page of the displayed document.  

 

PageWidth 

Width in pixel of the current page of the displayed document.  

 

PdfDisplayFormField 

Defines if the viewer displays form fields included into PDF.  

 

PDFShowDialogForPassword 

If the PDF to open is protected, the control will prompt the user for a password. Turn this property to False to use your own dialog box (you will have to catch the PDFPasswordRequest event).  

 

RectBorderColor 

Defines the color of the rectangle of area selection.  

 

RectBorderSize 

Defines the border size in pixel of the rectangle of area selection.  

 

RectIsEditable 

Determines if the rectangle of area selection can be moved and resized by the user.  

 

RegionsAreEditable 

Determines if regions can be moved and resized by the user.  

 

ScrollBars 

Defines if scrollbars can be displayed or not within the viewer.  

 

ScrollLargeChange 

Scrollbars large change value.  

 

ScrollSmallChange 

Scrollbars small change value.  

 

SilentMode 

Turn this property to True to deactivate error reporting through MessageBox.  

 

VerticalResolution 

Vertical resolution in DPI (Dot Per Inch) of the current page of the displayed document.  

 

VScrollVisible 

Returns if the vertical scrollbar is visible or not.  

 

Zoom 

Zoom factor.
1 for 100%, 1.5 for 150%, 2 for 200%...  

 

ZoomCenterAtMousePosition 

Defines if during a zoom operation the document must be centered at the current mouse position.  

 

ZoomMax 

The maximum zoom factor which can be used with the displayed document.  

 

ZoomMode 

Zoom mode used by the viewer.  

 

ZoomStep 

Defines the percentage of increasing or decreasing of the level of zoom for Zoom In & Zoom Out operations.
Default is 25.