CustomSelectionTool Class

In This Topic

Visual tool that allows to select the custom image region in an image viewer.

Object Model

Syntax

Visual Basic
C#
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Class CustomSelectionTool 
   Inherits Vintasoft.Imaging.UI.VisualTools.UserInteraction.UserInteractionVisualTool

public class CustomSelectionTool : Vintasoft.Imaging.UI.VisualTools.UserInteraction.UserInteractionVisualTool

public __gc class CustomSelectionTool : public Vintasoft.Imaging.UI.VisualTools.UserInteraction.UserInteractionVisualTool

public ref class CustomSelectionTool : public Vintasoft.Imaging.UI.VisualTools.UserInteraction.UserInteractionVisualTool

Example

This example shows how to execute image processing command on the custom image region.

VB.NET

Class CustomSelectionToolProcessingExample
	Public Sub RunExample(viewer As Vintasoft.Imaging.UI.ImageViewer)
		' create the CustomSelectionTool object
		Dim selectionTool As New Vintasoft.Imaging.UI.VisualTools.CustomSelectionTool()
		' set the created tool as the current tool of the ImageViewer
		viewer.VisualTool = selectionTool
		' set current selection to curvilinear selection
		selectionTool.Selection = New Vintasoft.Imaging.UI.VisualTools.CurvilinearSelectionRegion(New System.Drawing.PointF() {New System.Drawing.PointF(100, 100), New System.Drawing.PointF(100, 200), New System.Drawing.PointF(200, 200), New System.Drawing.PointF(200, 100)})
            
		' execute blur command using selection
		ExecuteProcessing(viewer.Image, selectionTool.Selection, New Vintasoft.Imaging.ImageProcessing.Effects.MotionBlurCommand())
            
		' create point-based object transformer
		Dim transformer As New Vintasoft.Imaging.UI.VisualTools.UserInteraction.PointBasedObjectPointTransformer(selectionTool.Selection)
		' set point-based object transformer as transformer of current selection 
		selectionTool.Selection.TransformInteractionController = transformer
            
		' insert point to selection
		transformer.InsertPoint(New System.Drawing.PointF(150, 150), 0)
            
		' translate selection points
		transformer.TranslatePoints(100, 100)
            
		' execute invert command using selection
		ExecuteProcessing(viewer.Image, selectionTool.Selection, New Vintasoft.Imaging.ImageProcessing.Color.InvertCommand())
            
		' clear selection
		selectionTool.Selection = Nothing
	End Sub
            
	' Executes image processing command using selection region.
	Private Sub ExecuteProcessing(image As Vintasoft.Imaging.VintasoftImage, selectionRegion As Vintasoft.Imaging.UI.VisualTools.SelectionRegionBase, command As Vintasoft.Imaging.ImageProcessing.ProcessingCommandBase)
		Using path As System.Drawing.Drawing2D.GraphicsPath = selectionRegion.GetAsGraphicsPath()
			Dim processPath As New Vintasoft.Imaging.ImageProcessing.ProcessPathCommand(command, path)
			processPath.ExecuteInPlace(image)
		End Using
	End Sub
            
End Class

class CustomSelectionToolProcessingExample
{
    public void RunExample(Vintasoft.Imaging.UI.ImageViewer viewer)
    {
        // create the CustomSelectionTool object
        Vintasoft.Imaging.UI.VisualTools.CustomSelectionTool selectionTool = 
            new Vintasoft.Imaging.UI.VisualTools.CustomSelectionTool();
        // set the created tool as the current tool of the ImageViewer
        viewer.VisualTool = selectionTool;
        // set current selection to curvilinear selection
        selectionTool.Selection = new Vintasoft.Imaging.UI.VisualTools.CurvilinearSelectionRegion(
            new System.Drawing.PointF[] { 
            new System.Drawing.PointF(100, 100), new System.Drawing.PointF(100, 200),
            new System.Drawing.PointF(200, 200), new System.Drawing.PointF(200, 100) });
            
        // execute blur command using selection
        ExecuteProcessing(viewer.Image, selectionTool.Selection, 
            new Vintasoft.Imaging.ImageProcessing.Effects.MotionBlurCommand());
            
        // create point-based object transformer
        Vintasoft.Imaging.UI.VisualTools.UserInteraction.PointBasedObjectPointTransformer transformer =
            new Vintasoft.Imaging.UI.VisualTools.UserInteraction.PointBasedObjectPointTransformer(
                selectionTool.Selection);
        // set point-based object transformer as transformer of current selection 
        selectionTool.Selection.TransformInteractionController = transformer;
            
        // insert point to selection
        transformer.InsertPoint(new System.Drawing.PointF(150, 150), 0);
            
        // translate selection points
        transformer.TranslatePoints(100, 100);
            
        // execute invert command using selection
        ExecuteProcessing(viewer.Image, selectionTool.Selection, 
            new Vintasoft.Imaging.ImageProcessing.Color.InvertCommand());
            
        // clear selection
        selectionTool.Selection = null;
    }
            
    // Executes image processing command using selection region.
    private void ExecuteProcessing(
        Vintasoft.Imaging.VintasoftImage image,
        Vintasoft.Imaging.UI.VisualTools.SelectionRegionBase selectionRegion,
        Vintasoft.Imaging.ImageProcessing.ProcessingCommandBase command)
    {
        using (System.Drawing.Drawing2D.GraphicsPath path = selectionRegion.GetAsGraphicsPath())
        {
            Vintasoft.Imaging.ImageProcessing.ProcessPathCommand processPath = 
                new Vintasoft.Imaging.ImageProcessing.ProcessPathCommand(command, path);
            processPath.ExecuteInPlace(image);
        }
    }
            
}

Inheritance Hierarchy

System.Object
   Vintasoft.Imaging.UI.VisualTools.VisualTool
      Vintasoft.Imaging.UI.VisualTools.UserInteraction.UserInteractionVisualTool
         Vintasoft.Imaging.UI.VisualTools.CustomSelectionTool

Requirements

Target Platforms: Windows 10, Windows 8, Windows 7, Windows Vista, Windows XP, Windows Server 2012, Windows Server 2008, Windows Server 2003

Reference

CustomSelectionTool Members
Vintasoft.Imaging.UI.VisualTools Namespace

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