public event EventHandler<MedicalViewerPaintInformationEventArgs> PostPaint
public:
event EventHandler<MedicalViewerPaintInformationEventArgs^>^ PostPaint
The event handler receives an argument of type MedicalViewerPaintInformationEventArgs containing data related to this event. The following MedicalViewerPaintInformationEventArgs properties provide information specific to this event.
Property | Description |
---|---|
CellIndex | Gets the value that indicates the index of the cell that is to be painted. This value is only valid if the cell is add to the MedicalViewer. |
ClipRectangle (Inherited from System.Windows.Forms.PaintEventArgs) | Gets the rectangle in which to paint. |
Draw | Gets or sets the value that indicates whether to make the control draw the sub-cell. This is used only with the MedicalViewerCell.PrePaint event. |
Graphics (Inherited from System.Windows.Forms.PaintEventArgs) | Gets the graphics used to paint. |
ImageRectangle | Gets the rectangle that represents the image rectangle for the cell or sub-cell. |
SubCellIndex | Gets the value that indicates the index of the sub-cell that is to be painted. |
using Leadtools;
using Leadtools.Codecs;
using Leadtools.MedicalViewer;
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 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.NudgeTool);
// 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.NudgeTool, 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.
_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 actions 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 clicks and drags the mouse button, the associated action will be activated.
_medicalViewer.Cells[1].SetAction(MedicalViewerActionType.RectangleRegion, MedicalViewerMouseButtons.Left, MedicalViewerActionFlags.Active);
_medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Alpha, MedicalViewerMouseButtons.Middle, MedicalViewerActionFlags.Active);
_medicalViewer.Cells[1].SetAction(MedicalViewerActionType.Offset, MedicalViewerMouseButtons.Right, MedicalViewerActionFlags.Active);
// adjust some properties of 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:\LEADTOOLS23\Resources\Images";
}
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
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Imaging, Medical, and Document
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Imaging, Medical, and Document
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