The MedicalViewerPaintInformationEventArgs Class is available as an add-on to the LEADTOOLS Medical Imaging toolkits.
The MedicalViewerPaintInformationEventArgs class provides data for various MedicalViewer painting events.![](dotnetdiagramimages/Leadtools_MedicalViewer_Leadtools_MedicalViewer_MedicalViewerPaintInformationEventArgs.png)
Visual Basic (Declaration) | |
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Public Class MedicalViewerPaintInformationEventArgs Inherits System.Windows.Forms.PaintEventArgs Implements IDisposable |
Visual Basic (Usage) | ![]() |
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Dim instance As MedicalViewerPaintInformationEventArgs |
C# | |
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public class MedicalViewerPaintInformationEventArgs : System.Windows.Forms.PaintEventArgs, IDisposable |
C++/CLI | |
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public ref class MedicalViewerPaintInformationEventArgs : public System.Windows.Forms.PaintEventArgs, IDisposable |
Visual Basic | ![]() |
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Private Class MedicalViewerForm : Inherits Form Private _medicalViewer As MedicalViewer Private Sub MedicalViewerForm_SizeChanged(ByVal sender As Object, ByVal e As EventArgs) _medicalViewer.Size = New Size(Me.ClientRectangle.Right, Me.ClientRectangle.Bottom) End Sub Public Sub New() Dim _codecs As RasterCodecs = New RasterCodecs() Dim _image As RasterImage AddHandler SizeChanged, AddressOf MedicalViewerForm_SizeChanged ' 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) _medicalViewer.Cells.Add(cell) ' add some action 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.Offset) cell.AddAction(MedicalViewerActionType.NudgeTool) ' assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated. cell.SetAction(MedicalViewerActionType.NudgeTool, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) ' adjust some properties to the cell and add some tags. _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448") _medicalViewer.Cells(0).SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame) _medicalViewer.Cells(0).SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale) _medicalViewer.Cells(0).SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData) _medicalViewer.Cells(0).SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView) ' Load another image and then add it to the control. _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "mr.dcm")) _medicalViewer.Cells.Add(New MedicalViewerMultiCell(_image, True, 2, 2)) ' add some action that will be used to change the properties of the images inside the control. _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.WindowLevel) _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.Alpha) _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.Offset) _medicalViewer.Cells(1).AddAction(MedicalViewerActionType.RectangleRegion) ' assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated. _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.RectangleRegion, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) _medicalViewer.Cells(1).SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active Or MedicalViewerActionFlags.RealTime) ' adjust some properties to the cell and add some tags. _medicalViewer.Cells(1).SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448") _medicalViewer.Cells(1).SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame) _medicalViewer.Cells(1).SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale) _medicalViewer.Cells(1).SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData) _medicalViewer.Cells(1).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 ' This example will freeze the subcell with even numbers and then type the draw X in the middle of the frozen sub-cells. Public Sub MedicalViewerPaintInformationExample() Dim myForm As MedicalViewerForm = GetMedicalControl() Dim medicalViewer As MedicalViewer = myForm.Viewer Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell) Dim i As Integer i = 0 Do While i < cell.Image.PageCount If ((i >> 1) << 1) = i Then cell.FreezeSubCell(i, True) End If i += 1 Loop AddHandler cell.PostPaint, AddressOf medicalViewer_PostPaint myForm.ShowDialog() End Sub Private Sub medicalViewer_PostPaint(ByVal sender As Object, ByVal e As MedicalViewerPaintInformationEventArgs) Dim cell As MedicalViewerMultiCell = CType(sender, MedicalViewerMultiCell) If cell.SubCellFrozen(e.SubCellIndex) Then e.Graphics.DrawLine(Pens.Red, New Point(e.ClipRectangle.Left, e.ClipRectangle.Top), New Point(e.ClipRectangle.Right, e.ClipRectangle.Bottom)) e.Graphics.DrawLine(Pens.Red, New Point(e.ClipRectangle.Right, e.ClipRectangle.Top), New Point(e.ClipRectangle.Left, e.ClipRectangle.Bottom)) End If End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class |
C# | ![]() |
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class MedicalViewerForm : Form { private MedicalViewer _medicalViewer; void MedicalViewerForm_SizeChanged(object sender, EventArgs e) { _medicalViewer.Size = new Size(this.ClientRectangle.Right, this.ClientRectangle.Bottom); } public MedicalViewerForm() { RasterCodecs _codecs = new RasterCodecs(); RasterImage _image; this.SizeChanged += new EventHandler(MedicalViewerForm_SizeChanged); // 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); _medicalViewer.Cells.Add(cell); // add some action 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.Offset); cell.AddAction(MedicalViewerActionType.NudgeTool); // assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated. cell.SetAction(MedicalViewerActionType.NudgeTool, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); // adjust some properties to the cell and add some tags. _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448"); _medicalViewer.Cells[0].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame); _medicalViewer.Cells[0].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale); _medicalViewer.Cells[0].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData); _medicalViewer.Cells[0].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView); // Load another image and then add it to the control. _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir,"mr.dcm")); _medicalViewer.Cells.Add(new MedicalViewerMultiCell(_image, true, 2, 2)); // add some action that will be used to change the properties of the images inside the control. _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.WindowLevel); _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.Alpha); _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.Offset); _medicalViewer.Cells[1].AddAction(MedicalViewerActionType.RectangleRegion); // assign the added actions to a mouse button, meaning that when the user click and drag the mouse button, the associated action will be activated. _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.RectangleRegion, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); _medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active | MedicalViewerActionFlags.RealTime); // adjust some properties to the cell and add some tags. _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448"); _medicalViewer.Cells[1].SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame); _medicalViewer.Cells[1].SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale); _medicalViewer.Cells[1].SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData); _medicalViewer.Cells[1].SetTag(1, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.FieldOfView); Controls.Add(_medicalViewer); _medicalViewer.Dock = DockStyle.Fill; } public MedicalViewer Viewer { get { return _medicalViewer; } } } MedicalViewerForm GetMedicalControl() { return new MedicalViewerForm(); } // This example will freeze the subcell with even numbers and then type the draw X in the middle of the frozen sub-cells. public void MedicalViewerPaintInformationExample() { MedicalViewerForm myForm = GetMedicalControl(); MedicalViewer medicalViewer = myForm.Viewer; MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]); int i; for (i = 0; i < cell.Image.PageCount; i++) { if (((i >> 1) << 1) == i) cell.FreezeSubCell(i, true); } cell.PostPaint += new EventHandler<MedicalViewerPaintInformationEventArgs>(medicalViewer_PostPaint); myForm.ShowDialog(); } void medicalViewer_PostPaint(object sender, MedicalViewerPaintInformationEventArgs e) { MedicalViewerMultiCell cell = (MedicalViewerMultiCell)sender; if (cell.SubCellFrozen(e.SubCellIndex)) { e.Graphics.DrawLine(Pens.Red, new Point(e.ClipRectangle.Left, e.ClipRectangle.Top), new Point(e.ClipRectangle.Right, e.ClipRectangle.Bottom)); e.Graphics.DrawLine(Pens.Red, new Point(e.ClipRectangle.Right, e.ClipRectangle.Top), new Point(e.ClipRectangle.Left, e.ClipRectangle.Bottom)); } } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; } |
Use this class when handling the following events:
System.Object
System.EventArgs
System.Windows.Forms.PaintEventArgs
Leadtools.MedicalViewer.MedicalViewerPaintInformationEventArgs
Target Platforms: Microsoft .NET Framework 2.0, Windows 2000, Windows XP, Windows Server 2003 family, Windows Server 2008 family, Windows Vista, Windows 7