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ImageDropShadow Property

Summary

Images drop shadow properties

Syntax
C#
VB
C++
public ControlDropShadowOptions ImageDropShadow { get; set; } 
Public Property ImageDropShadow() As ControlDropShadowOptions 
   Get 
   Set 
public:  
   property ControlDropShadowOptions^ ImageDropShadow 
   { 
      ControlDropShadowOptions^ get() 
      void set(ControlDropShadowOptions^ value) 
   } 

Property Value

The images drop shadow properties. Default value is the return value from ControlDropShadowOptions.CreateDefault (invisible drop shadow).

Remarks

For more information, refer to Image Viewer Appearance.

Example

Run the demo, click the Example and the code will trigger drop shadow between view, image and none.

Start with the ImageViewer example, remove all the code inside the example function (search for the "// TODO: add example code here" comment) and insert the following code:

C#
VB
using Leadtools; 
using Leadtools.Controls; 
using Leadtools.Codecs; 
using Leadtools.Drawing; 
using LeadtoolsExamples.Common; 
using Leadtools.ImageProcessing; 
using Leadtools.ImageProcessing.Color; 
 
// Add view margin and item padding. The drop shadow are rendered inside these paddings 
_imageViewer.ViewMargin = new Padding(20); 
_imageViewer.ItemPadding = new Padding(20); 
// Add a border style for both 
_imageViewer.ImageBorderThickness = 1; 
_imageViewer.ViewBorderThickness = 1; 
 
MessageBox.Show("No drop shadow"); 
 
// Show the view drop shadow 
var dropShadow = _imageViewer.ViewDropShadow; 
dropShadow.IsVisible = true; 
_imageViewer.ViewDropShadow = dropShadow; 
MessageBox.Show("View drop shadow"); 
dropShadow.IsVisible = false; 
_imageViewer.ViewDropShadow = dropShadow; 
 
// Show the image drop shadow 
dropShadow = _imageViewer.ImageDropShadow; 
dropShadow.IsVisible = true; 
_imageViewer.ImageDropShadow = dropShadow; 
MessageBox.Show("Image drop shadow"); 
dropShadow.IsVisible = false; 
_imageViewer.ImageDropShadow = dropShadow; 
 
// Back to no drop shadow 
MessageBox.Show("No drop shadow"); 
Imports Leadtools 
Imports Leadtools.Controls 
Imports Leadtools.Codecs 
Imports Leadtools.Drawing 
Imports Leadtools.ImageProcessing 
Imports Leadtools.ImageProcessing.Color 
Imports LeadtoolsControlsExamples.LeadtoolsExamples.Common 
 
Public Sub ImageViewer_DropShadow() 
   ' Add view margin and item padding. The drop shadow are rendered inside these paddings 
   _imageViewer.ViewMargin = New Padding(20) 
   _imageViewer.ItemPadding = New Padding(20) 
   ' Add a border style for both 
   _imageViewer.ImageBorderThickness = 1 
   _imageViewer.ViewBorderThickness = 1 
 
   MessageBox.Show("No drop shadow") 
 
   ' Show the view drop shadow 
   Dim dropShadow As ControlDropShadowOptions = _imageViewer.ViewDropShadow 
   dropShadow.IsVisible = True 
   _imageViewer.ViewDropShadow = dropShadow 
   MessageBox.Show("View drop shadow") 
   dropShadow.IsVisible = False 
   _imageViewer.ViewDropShadow = dropShadow 
 
   ' Show the image drop shadow 
   dropShadow = _imageViewer.ImageDropShadow 
   dropShadow.IsVisible = True 
   _imageViewer.ImageDropShadow = dropShadow 
   MessageBox.Show("Image drop shadow") 
   dropShadow.IsVisible = False 
   _imageViewer.ImageDropShadow = dropShadow 
 
   ' Back to no drop shadow 
   MessageBox.Show("No drop shadow") 
End Sub 

Requirements

Target Platforms

Help Version 20.0.2019.3.11
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Leadtools.Controls Assembly