C#
VB
C++
Leadtools.Controls Namespace > Classes > ImageViewerInteractiveMode > Properties > HitTestState Property
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HitTestState Property (ImageViewerInteractiveMode)
Summary
Indicates this mode hit-test state.
Syntax
public virtual bool HitTestState { get; set; } Public Overridable Property HitTestState() As BooleanGetSet
public:virtual property bool HitTestState{bool get()void set(bool value)}
Property Value
true if this mode hit-test state is on, otherwise; false.
Remarks
HitTestState can be used to create an interactive mode that works over an area of interest in the viewer.
Example
Run the example. The cursor changes to a crosshair when it is over the red rectangles.
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;Cursor interactiveModeCursor = null;if (_imageViewer.HitTestStateInteractiveMode != null){interactiveModeCursor = _imageViewer.HitTestStateInteractiveMode.HitTestStateCursor;}if (interactiveModeCursor != null)_imageViewer.Cursor = interactiveModeCursor;
Imports LeadtoolsImports Leadtools.ControlsImports Leadtools.CodecsImports Leadtools.DrawingImports Leadtools.ImageProcessingImports Leadtools.ImageProcessing.ColorDim interactiveModeCursor As Cursor = NothingIf Not _imageViewer.HitTestStateInteractiveMode Is Nothing TheninteractiveModeCursor = _imageViewer.HitTestStateInteractiveMode.HitTestStateCursorEnd IfIf Not interactiveModeCursor Is Nothing Then_imageViewer.Cursor = interactiveModeCursorEnd If
Requirements
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