OpenImageUrl(String,Int32) Method

C#
Visual Basic
Objective-C
Java
C++

public void OpenImageUrl( 
   string imageUrl,
   int pageIndex
)

'Declaration
 
Public Overloads Sub OpenImageUrl( _
   ByVal imageUrl As String, _
   ByVal pageIndex As Integer _
)

'Usage
 
Dim instance As WebImageViewer
Dim imageUrl As String
Dim pageIndex As Integer
 
instance.OpenImageUrl(imageUrl, pageIndex)

public:
void OpenImageUrl( 
   String^ imageUrl,
   int pageIndex
)

Parameters

imageUrl: The URL or virtual directory of the image being loaded.
pageIndex: 0-based index of the page to open.

If the imageUrl refers to an URL, the control will download the first page (index 0) to the CacheFolder and display it. Accessing the ImageInfo property returns the name of the cached image for this URL.

This example initializes the WebImageViewer control and load the third page of "multipage.tif", also it initializes the WebImagePanViewer control.

C#
Visual Basic
WinRT C#
WinRT JavaScript
Silverlight C#
Silverlight VB

Copy Code

Imports Leadtools
Imports Leadtools.Codecs
Imports Leadtools.ImageProcessing
Imports Leadtools.Web.Controls

<TestMethod()> _
Public Sub WebImageViewer_OpenImageUrl()
   Dim webImagePanViewer As WebImagePanViewer = New WebImagePanViewer()
   Dim mainWebImageViewer As WebImageViewer = New WebImageViewer()
   mainWebImageViewer.InteractiveZoomPercent = 15
   mainWebImageViewer.MouseInteractiveMode.LeftButton = ImageViewerMouseInteractiveMode.ZoomIn
   mainWebImageViewer.MouseInteractiveMode.RightButton = ImageViewerMouseInteractiveMode.ZoomOut
   mainWebImageViewer.ScaleFactor = 1.5
   mainWebImageViewer.TileSize = New Size(450, 450)
   ' Prevent the Internet Explorer from loading the viewer images in the Temporary Internet Folder.
   mainWebImageViewer.DisableBrowserCaching = True
   mainWebImageViewer.OpenImageUrl("Resources\multipage.tif", 1)

   webImagePanViewer.HorizontalAlignMode = ImageViewerAlignMode.Center
   webImagePanViewer.VerticalAlignMode = ImageViewerAlignMode.Center
   webImagePanViewer.RectangleColor = Color.Blue
   ' Prevent the Internet Explorer from loading the PanViewer images in the Temporary Internet Folder.
   webImagePanViewer.DisableBrowserCaching = True
   webImagePanViewer.ViewerID = mainWebImageViewer.ClientID
End Sub

using Leadtools;
using Leadtools.Codecs;
using Leadtools.Web.Controls;
using Leadtools.ImageProcessing;

public void WebImageViewer_OpenImageUrl()
{
   WebImageViewer mainWebImageViewer = new WebImageViewer();
   WebImagePanViewer webImagePanViewer = new WebImagePanViewer();
   mainWebImageViewer.InteractiveZoomPercent = 15;
   mainWebImageViewer.MouseInteractiveMode.LeftButton = ImageViewerMouseInteractiveMode.ZoomIn;
   mainWebImageViewer.MouseInteractiveMode.RightButton = ImageViewerMouseInteractiveMode.ZoomOut;
   mainWebImageViewer.ScaleFactor = 1.5;
   mainWebImageViewer.TileSize = new Size(450, 450);
   // Prevent the Internet Explorer from loading the viewer images in the Temporary Internet Folder.
   mainWebImageViewer.DisableBrowserCaching = true;
   mainWebImageViewer.OpenImageUrl(@"Resources\multipage.tif", 1);
   webImagePanViewer.HorizontalAlignMode = ImageViewerAlignMode.Center;
   webImagePanViewer.VerticalAlignMode = ImageViewerAlignMode.Center;
   webImagePanViewer.RectangleColor = Color.Blue;
   // Prevent the Internet Explorer from loading the PanViewer images in the Temporary Internet Folder.
   webImagePanViewer.DisableBrowserCaching = true;
   webImagePanViewer.ViewerID = mainWebImageViewer.ClientID;
}

/// <!--Leadtools.Web.Controls.WebImageViewer.ImageUrl-->
/// <!--Leadtools.Web.Controls.WebImageViewer.ImageUrl-->
/// <!--Leadtools.Web.Controls.WebImageViewer.OpenImageUrl-->
/// <!--Leadtools.Web.Controls.WebImageViewer.OpenImageUrl-->
/// <!--Leadtools.Web.Controls.WebImageViewer.ApplyCommand-->
/// <!--Leadtools.Web.Controls.WebImageViewer.ApplyCommand-->

function WebImageViewer_OpenImageUrl(mainWebImageViewer)
{
   mainWebImageViewer.setInteractiveZoomPercent(15);
   mainWebImageViewer.getMouseInteractiveMode().setLeftButton(ImageViewerMouseInteractiveMode.ZoomIn);
   mainWebImageViewer.getMouseInteractiveMode().setRightButton(ImageViewerMouseInteractiveMode.ZoomOut);
   mainWebImageViewer.setScaleFactor(1.5);
   mainWebImageViewer.setUseDpi(false);
   mainWebImageViewer.setTileSize(new ltwfSize(450, 450));
   mainWebImageViewer.OpenImageUrl("Resources\\multipage.tif", 2);
}

Target Platforms

Reference

WebImageViewer Class
WebImageViewer Members
Overload List
WebImageViewer Client Class