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UIChanged Event

Summary

Optional delegate method for additional processing.

Syntax

C++/CLI

public event EventHandler<MedicalViewerUIChangedEventArgs> UIChanged

            public: 
event EventHandler<MedicalViewerUIChangedEventArgs^>^ UIChanged

Event Data

The event handler receives an argument of type MedicalViewerUIChangedEventArgs containing data related to this event. The following MedicalViewerUIChangedEventArgs properties provide information specific to this event.

Property	Description
ActionState	Gets the MedicalViewerActionStatus enumeration value that indicates the status of the action.
ActionType	Gets the MedicalViewerActionType enumeration value that indicates the action that was applied.
CellIndex	Gets the value that indicates the index of the cell to which the action has been applied.
SubCellIndex	Gets the value that indicates the index of the sub-cell to which the action has been applied.
X	Gets the value that indicates the X coordinate of the cursor.
Y	Gets the value that indicates the Y coordinate of the cursor.

Example

using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.MedicalViewer; 
 
public void CustomRectangleExample() 
{ 
   GetDispalyedClippedImageRectangleMainForm form = new GetDispalyedClippedImageRectangleMainForm(); 
   form.ShowDialog(); 
} 
 
// MainForm1 will be the owner of the medical viewer control. 
class CustomRectangleMainForm : Form 
{ 
   public MedicalViewer _medicalViewer; 
 
   void MedicalViewerForm_SizeChanged(object sender, EventArgs e) 
   { 
      _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); 
   } 
 
   public CustomRectangleMainForm() 
   { 
      RasterCodecs _codecs = new RasterCodecs(); 
      RasterImage _image; 
 
      // Create the medical viewer and adjust some properties. 
      _medicalViewer = new MedicalViewer(); 
      _medicalViewer.Rows = 2; 
      _medicalViewer.Columns = 1; 
      _medicalViewer.Location = new Point(0, 0); 
      _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); 
 
 
      // Load an image and then add it to the control. 
      _image = _codecs.Load(LeadtoolsExamples.Common.ImagesPath.Path + "image2.cmp"); 
      MedicalViewerMultiCell cell = new MedicalViewerMultiCell(); 
      _medicalViewer.Cells.Add(cell); 
 
      // add some actions that will be used to change the properties of the images inside the control. 
      cell.AddAction(MedicalViewerActionType.Scale); 
      cell.AddAction(MedicalViewerActionType.Offset); 
 
      // assign the added actions to a mouse button, meaning that when the user clicks and drags the mouse button, the associated action will be activated. 
      cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); 
      cell.SetAction(MedicalViewerActionType.Scale, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active); 
 
 
 
      Controls.Add(_medicalViewer); 
      _medicalViewer.Dock = DockStyle.Fill; 
 
      cell.PostPaint += new EventHandler<MedicalViewerPaintInformationEventArgs>(Viewer_PostPaint); 
      cell.UIChanged += new EventHandler<MedicalViewerUIChangedEventArgs>(Viewer_UIChanged); 
   } 
 
   Color _color; 
   void Viewer_UIChanged(object sender, MedicalViewerUIChangedEventArgs e) 
   { 
      if (e.ActionType == MedicalViewerActionType.Offset) 
      { 
         if (e.ActionState == MedicalViewerActionStatus.Progress) 
            _color = Color.Blue; 
         else 
            _color = Color.Yellow; 
      } 
   } 
 
   void Viewer_PostPaint(object sender, MedicalViewerPaintInformationEventArgs e) 
   { 
      e.Graphics.DrawRectangle(new Pen(_color), e.ImageRectangle); 
   } 
}

Requirements

Target Platforms

Reference

MedicalViewerCell Class

MedicalViewerCell Members

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Help Version 23.0.2024.2.29

Leadtools.MedicalViewer Assembly

Introduction

Getting Started

Namespaces

Leadtools.MedicalViewer Namespace

Assemblies