ZoomPreviewMode Property

ZoomPreviewMode

Declaration

public ZoomPreviewMode ZoomPreviewMode { get; set; }

Property Value

Examples

The following code example shows how to use this property.

This code example is part of a larger example provided for the C1Zoom class.

public class GcZoomDemo : Form
{
	private ComboBox _previewModeComboBox;
	private GcZoom _gcZoom1 = new GcZoom();

	public GcZoomDemo()
	{
		InitializeComponent();

		_gcZoom1.Target = this;

		_previewModeComboBox.SelectedIndexChanged += previewModeComboBox_SelectedIndexChanged;
	}

	void previewModeComboBox_SelectedIndexChanged(object sender, EventArgs e)
	{
		switch (_previewModeComboBox.Text)
		{
			case "Bitmap":
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.Bitmap;
				break;

			case "AlternativeContent":
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.AlternativeContent;
				_gcZoom1.AlternativeContentSettings.ForeColor = SystemColors.ControlDarkDark;
				_gcZoom1.AlternativeContentSettings.Format = "Zooming {Percentage}%";
				break;

			case "NoPreview":
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.NoPreview;
				break;

			default:
				break;
		}
	}

	private void InitializeComponent()
	{
		_previewModeComboBox = new ComboBox();
		_previewModeComboBox.Items.AddRange(new object[] { "Bitmap", "AlternativeContent", "NoPreview" });
		this.Controls.Add(_previewModeComboBox);
	}
}

Public Class GcZoomDemo
	Inherits Form
	Private _previewModeComboBox As ComboBox
	Private _gcZoom1 As New GcZoom()

	Public Sub New()
		InitializeComponent()

		_gcZoom1.Target = Me

		AddHandler _previewModeComboBox.SelectedIndexChanged, AddressOf previewModeComboBox_SelectedIndexChanged
	End Sub

	Private Sub previewModeComboBox_SelectedIndexChanged(sender As Object, e As EventArgs)
		Select Case _previewModeComboBox.Text
			Case "Bitmap"
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.Bitmap
				Exit Select

			Case "AlternativeContent"
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.AlternativeContent
				_gcZoom1.AlternativeContentSettings.ForeColor = SystemColors.ControlDarkDark
				_gcZoom1.AlternativeContentSettings.Format = "Zooming {Percentage}%"
				Exit Select

			Case "NoPreview"
				_gcZoom1.ZoomPreviewMode = ZoomPreviewMode.NoPreview
				Exit Select

			Case Else
				Exit Select
		End Select
	End Sub

	Private Sub InitializeComponent()
		_previewModeComboBox = New ComboBox()
		_previewModeComboBox.Items.AddRange(New Object() {"Bitmap", "AlternativeContent", "NoPreview"})
		Me.Controls.Add(_previewModeComboBox)
	End Sub
 End Class