MedicalViewerAnnotationArrow Class

Summary

Represents the class that contains the properties of the annotation arrow action.

Syntax
C#
VB
C++
public class MedicalViewerAnnotationArrow : MedicalViewerAnnotation 
  
Public Class MedicalViewerAnnotationArrow  
   Inherits MedicalViewerAnnotation 
            public ref class MedicalViewerAnnotationArrow : public MedicalViewerAnnotation  

Remarks

To set the properties of the annotation arrow action, call the MedicalViewerBaseCell.SetActionProperties method. To retrieve the properties call the MedicalViewerBaseCell.GetActionProperties method.

The mouse controls the actions as follows:

Click and drag to create an arrow annotation object. For more information, refer to Working With Annotations.

Example

This example changes the color of all the selected arrow objects inside the medical viewer.

C#
VB
using Leadtools; 
using Leadtools.Codecs; 
using Leadtools.MedicalViewer; 
 
class MedicalViewerForm : Form 
{ 
   private MedicalViewer _medicalViewer; 
 
   public MedicalViewerForm() 
   { 
      RasterCodecs _codecs = new RasterCodecs(); 
      RasterImage _image; 
 
      // Create the medical viewer and adjust the size and the location. 
      _medicalViewer = new MedicalViewer(1, 2); 
      _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(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm")); 
      MedicalViewerMultiCell cell = new MedicalViewerMultiCell(_image, true, 1, 1); 
 
      // add some actions that will be used to change the properties of the images inside the control. 
      cell.AddAction(MedicalViewerActionType.WindowLevel); 
      cell.AddAction(MedicalViewerActionType.Alpha); 
      cell.AddAction(MedicalViewerActionType.AnnotationArrow); 
 
      // 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.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active); 
      cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active); 
      cell.SetAction(MedicalViewerActionType.AnnotationArrow, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); 
 
      _medicalViewer.Cells.Add(cell); 
 
      // adjust some properties of the cell and add some tags. 
      cell.SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448"); 
      cell.SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame); 
      cell.SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale); 
      cell.SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData); 
      cell.SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView); 
 
      Controls.Add(_medicalViewer); 
      _medicalViewer.Dock = DockStyle.Fill; 
   } 
   public MedicalViewer Viewer 
   { 
      get { return _medicalViewer; } 
   } 
} 
 
MedicalViewerForm GetMedicalControl() 
{ 
   return new MedicalViewerForm(); 
} 
 
public void MedicalViewerAnnotationArrowExample() 
{ 
   MedicalViewerForm myForm = GetMedicalControl(); 
   MedicalViewer medicalViewer = myForm.Viewer; 
 
   MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]); 
   MedicalViewerAnnotationArrow arrow = new MedicalViewerAnnotationArrow(); 
   arrow.AnnotationColor = Color.FromArgb(0, 0, 255); 
   arrow.Flags = MedicalViewerAnnotationFlags.AllObjects; 
   cell.SetActionProperties(MedicalViewerActionType.AnnotationArrow, arrow); 
   myForm.ShowDialog(); 
} 
 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; 
} 
Imports Leadtools 
Imports Leadtools.Codecs 
Imports Leadtools.MedicalViewer 
 
Private Class MedicalViewerForm : Inherits Form 
   Private _medicalViewer As MedicalViewer 
 
   Public Sub New() 
      Dim _codecs As RasterCodecs = New RasterCodecs() 
      Dim _image As RasterImage 
 
      ' Create the medical viewer and adjust the size and the location. 
      _medicalViewer = New MedicalViewer(1, 2) 
      _medicalViewer.Location = New Point(0, 0) 
      _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom) 
 
      ' Load an image and then add it to the control. 
      _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "xa.dcm")) 
      Dim cell As MedicalViewerMultiCell = New MedicalViewerMultiCell(_image, True, 1, 1) 
 
      ' add some actions that will be used to change the properties of the images inside the control. 
      cell.AddAction(MedicalViewerActionType.WindowLevel) 
      cell.AddAction(MedicalViewerActionType.Alpha) 
      cell.AddAction(MedicalViewerActionType.AnnotationArrow) 
 
      ' 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.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active) 
      cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active) 
      cell.SetAction(MedicalViewerActionType.AnnotationArrow, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active) 
 
      _medicalViewer.Cells.Add(cell) 
 
      ' adjust some properties of the cell and add some tags. 
      cell.SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448") 
      cell.SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame) 
      cell.SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale) 
      cell.SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData) 
      cell.SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView) 
 
      Controls.Add(_medicalViewer) 
      _medicalViewer.Dock = DockStyle.Fill 
   End Sub 
   Public ReadOnly Property Viewer() As MedicalViewer 
      Get 
         Return _medicalViewer 
      End Get 
   End Property 
End Class 
 
Private Function GetMedicalControl() As MedicalViewerForm 
   Return New MedicalViewerForm() 
End Function 
 
Public Sub MedicalViewerAnnotationArrowExample() 
   Dim myForm As MedicalViewerForm = GetMedicalControl() 
   Dim medicalViewer As MedicalViewer = myForm.Viewer 
 
   Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell) 
   Dim arrow As MedicalViewerAnnotationArrow = New MedicalViewerAnnotationArrow() 
   arrow.AnnotationColor = Color.FromArgb(0, 0, 255) 
   arrow.Flags = MedicalViewerAnnotationFlags.AllObjects 
   cell.SetActionProperties(MedicalViewerActionType.AnnotationArrow, arrow) 
   myForm.ShowDialog() 
End Sub 
 
 
Public NotInheritable Class LEAD_VARS 
   Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" 
End Class 

Requirements

Target Platforms

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Leadtools.MedicalViewer Assembly