# Arrow

VTKExamples/CSharp/GeometricObjects/Arrow

### Description

A tutorial on how to setup a Windows Forms Application utilizing ActiViz.NET can be found here: Setup a Windows Forms Application to use ActiViz.NET

### Code

Arrow.cs

    using System;
    using System.Collections.Generic;
    using System.ComponentModel;
    using System.Windows.Forms;
    using System.Diagnostics;

    using Kitware.VTK;

    namespace ActiViz.Examples {
       public partial class Form1 : Form {
          public Form1() {
             InitializeComponent();
          }

          private void renderWindowControl1_Load(object sender, EventArgs e) {
             try {
                Arrow();
             }
             catch(Exception ex) {
                MessageBox.Show(ex.Message, "Exception", MessageBoxButtons.OK);
             }
          }

          private void Arrow() {
             // Create two arrows.
             vtkArrowSource arrowSource01 = vtkArrowSource.New();
             vtkArrowSource arrowSource02 = vtkArrowSource.New();
             arrowSource02.SetShaftResolution(24);   // default = 6
             arrowSource02.SetTipResolution(36);     // default = 6

             // Visualize
             vtkPolyDataMapper mapper01 = vtkPolyDataMapper.New();
             vtkPolyDataMapper mapper02 = vtkPolyDataMapper.New();
             mapper01.SetInputConnection(arrowSource01.GetOutputPort());
             mapper02.SetInputConnection(arrowSource02.GetOutputPort());
             vtkActor actor01= vtkActor.New();
             vtkActor actor02 = vtkActor.New();
             actor01.SetMapper(mapper01);
             actor02.SetMapper(mapper02);
             actor01.SetPosition(0.0,  0.25, 0.0);
             actor02.SetPosition(0.0, -0.25, 0.0);
             vtkRenderWindow renderWindow = renderWindowControl1.RenderWindow;
             vtkRenderer renderer = renderWindow.GetRenderers().GetFirstRenderer();
             renderer.SetBackground(0.2, 0.3, 0.4);
             renderer.AddActor(actor01);
             renderer.AddActor(actor02);
             renderer.ResetCamera();
          }
       }
    }