Leadtools.MedicalViewer Namespace > MedicalViewerBaseCell Class : SelectedSubCellChanged Event |
public event EventHandler<MedicalViewerActiveSubCellChangedEventArgs> SelectedSubCellChanged
'Declaration Public Event SelectedSubCellChanged As EventHandler(Of MedicalViewerActiveSubCellChangedEventArgs)
'Usage Dim instance As MedicalViewerBaseCell Dim handler As EventHandler(Of MedicalViewerActiveSubCellChangedEventArgs) AddHandler instance.SelectedSubCellChanged, handler
public event EventHandler<MedicalViewerActiveSubCellChangedEventArgs> SelectedSubCellChanged
add_SelectedSubCellChanged(function(sender, e)) remove_SelectedSubCellChanged(function(sender, e))
public: event EventHandler<MedicalViewerActiveSubCellChangedEventArgs^>^ SelectedSubCellChanged
The event handler receives an argument of type MedicalViewerActiveSubCellChangedEventArgs containing data related to this event. The following MedicalViewerActiveSubCellChangedEventArgs properties provide information specific to this event.
Property | Description |
---|---|
CellIndex | Gets the value that indicates the index of the cell that has its active sub-cell changed. This value is only valid if the cell has been added to the MedicalViewer. |
PreviousSubCellIndex | Gets the value that indicates the index of the sub-cell that has lost the active state. |
SubCellIndex | Gets the value that indicates the index of the sub-cell that has been activated. |
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) ' 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.Offset) cell.AddAction(MedicalViewerActionType.Stack) ' 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.Stack, MedicalViewerMouseButtons.Wheel, MedicalViewerActionFlags.Active) cell.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active) cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active) cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active) ' 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) _medicalViewer.Cells.Add(cell) ' Load another image and then add it to the control. _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir, "mr.dcm")) Dim cell1 As MedicalViewerMultiCell = New MedicalViewerMultiCell(_image, True, 2, 2) _medicalViewer.Cells.Add(cell1) ' add some actions that will be used to change the properties of the images inside the control. cell1.AddAction(MedicalViewerActionType.WindowLevel) cell1.AddAction(MedicalViewerActionType.Alpha) cell1.AddAction(MedicalViewerActionType.Offset) cell1.AddAction(MedicalViewerActionType.Stack) ' 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. cell1.SetAction(MedicalViewerActionType.Stack, MedicalViewerMouseButtons.Wheel, MedicalViewerActionFlags.Active) cell1.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active) cell1.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active) cell1.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active) ' adjust some properties of the cell and add some tags. cell1.SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448") cell1.SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame) cell1.SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale) cell1.SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData) cell1.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 link the active sub-cell of the first cell to the second cell and vice versa. Public Sub MedicalViewerActiveSubCellChangedExample() Dim myForm As MedicalViewerForm = GetMedicalControl() Dim medicalViewer As MedicalViewer = myForm.Viewer Dim cell As MedicalViewerMultiCell = CType(medicalViewer.Cells(0), MedicalViewerMultiCell) Dim cell1 As MedicalViewerMultiCell = CType(medicalViewer.Cells(1), MedicalViewerMultiCell) AddHandler cell.ActiveSubCellChanged, AddressOf medicalViewer_ActiveSubCellChanged AddHandler cell1.ActiveSubCellChanged, AddressOf cell1_ActiveSubCellChanged myForm.ShowDialog() End Sub Private Sub cell1_ActiveSubCellChanged(ByVal sender As Object, ByVal e As MedicalViewerActiveSubCellChangedEventArgs) medicalViewer_ActiveSubCellChanged(sender, e) End Sub Private Sub medicalViewer_ActiveSubCellChanged(ByVal sender As Object, ByVal e As MedicalViewerActiveSubCellChangedEventArgs) Dim cell As MedicalViewerMultiCell = CType(sender, MedicalViewerMultiCell) Dim index As Integer If (e.CellIndex = 1) Then index = 0 Else index = 1 End If Dim theOtherCell As MedicalViewerMultiCell = CType(cell.ParentViewer.Cells(index), MedicalViewerMultiCell) Dim stackProperties As MedicalViewerStack = CType(theOtherCell.GetActionProperties(MedicalViewerActionType.Stack), MedicalViewerStack) stackProperties.ActiveSubCell = e.SubCellIndex Mod (theOtherCell.Rows * theOtherCell.Columns) stackProperties.ScrollValue = e.SubCellIndex - stackProperties.ActiveSubCell theOtherCell.SetActionProperties(MedicalViewerActionType.Stack, stackProperties) stackProperties.Dispose() End Sub Public NotInheritable Class LEAD_VARS Public Const ImagesDir As String = "C:\Users\Public\Documents\LEADTOOLS Images" End Class
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); // 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.Offset); cell.AddAction(MedicalViewerActionType.Stack); // 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.Stack, MedicalViewerMouseButtons.Wheel, MedicalViewerActionFlags.Active); cell.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active); cell.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active); cell.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); // 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); _medicalViewer.Cells.Add(cell); // Load another image and then add it to the control. _image = _codecs.Load(Path.Combine(LEAD_VARS.ImagesDir,"mr.dcm")); MedicalViewerMultiCell cell1 = new MedicalViewerMultiCell(_image, true, 2, 2); _medicalViewer.Cells.Add(cell1); // add some actions that will be used to change the properties of the images inside the control. cell1.AddAction(MedicalViewerActionType.WindowLevel); cell1.AddAction(MedicalViewerActionType.Alpha); cell1.AddAction(MedicalViewerActionType.Offset); cell1.AddAction(MedicalViewerActionType.Stack); // 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. cell1.SetAction(MedicalViewerActionType.Stack, MedicalViewerMouseButtons.Wheel, MedicalViewerActionFlags.Active); cell1.SetAction(MedicalViewerActionType.WindowLevel, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active); cell1.SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active); cell1.SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active); // adjust some properties of the cell and add some tags. cell1.SetTag(2, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.UserData, "EX. ID 230-36-5448"); cell1.SetTag(4, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Frame); cell1.SetTag(6, MedicalViewerTagAlignment.TopLeft, MedicalViewerTagType.Scale); cell1.SetTag(2, MedicalViewerTagAlignment.BottomLeft, MedicalViewerTagType.WindowLevelData); cell1.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 link the active sub-cell of the first cell to the second cell and vice versa. public void MedicalViewerActiveSubCellChangedExample() { MedicalViewerForm myForm = GetMedicalControl(); MedicalViewer medicalViewer = myForm.Viewer; MedicalViewerMultiCell cell = (MedicalViewerMultiCell)(medicalViewer.Cells[0]); MedicalViewerMultiCell cell1 = (MedicalViewerMultiCell)(medicalViewer.Cells[1]); cell.ActiveSubCellChanged += new EventHandler<MedicalViewerActiveSubCellChangedEventArgs>(medicalViewer_ActiveSubCellChanged); cell1.ActiveSubCellChanged += new EventHandler<MedicalViewerActiveSubCellChangedEventArgs>(cell1_ActiveSubCellChanged); myForm.ShowDialog(); } void cell1_ActiveSubCellChanged(object sender, MedicalViewerActiveSubCellChangedEventArgs e) { medicalViewer_ActiveSubCellChanged(sender, e); } void medicalViewer_ActiveSubCellChanged(object sender, MedicalViewerActiveSubCellChangedEventArgs e) { MedicalViewerMultiCell cell = (MedicalViewerMultiCell)sender; int index = (e.CellIndex == 1) ? 0 : 1; MedicalViewerMultiCell theOtherCell = (MedicalViewerMultiCell)(cell.ParentViewer.Cells[index]); MedicalViewerStack stackProperties = (MedicalViewerStack)theOtherCell.GetActionProperties(MedicalViewerActionType.Stack); stackProperties.ActiveSubCell = e.SubCellIndex % (theOtherCell.Rows * theOtherCell.Columns); stackProperties.ScrollValue = e.SubCellIndex - stackProperties.ActiveSubCell; theOtherCell.SetActionProperties(MedicalViewerActionType.Stack, stackProperties); stackProperties.Dispose(); } static class LEAD_VARS { public const string ImagesDir = @"C:\Users\Public\Documents\LEADTOOLS Images"; }
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2