Zoom option in Mouse Scroll

Question

Hi am doing the application using Image Processing techniques.In that Zoom option also included I have done the Zoom option through button click. But i have to dont that in Mouse Scrolling option. If anyone please help me to complete this task. I have attached my code for Zooming option.

Frogleg · Answer

Here vc 2008 version

Suthish Nair · Answer

waw.. great sample 5 out of 5 points...

Frogleg · Answer

Here's one way

Farooque Ali · Answer

Hi Thanks. Here am doing the Zooming from 25% to 400% how to incorporate my code in to this Event. Can you please tell me.

Frogleg · Answer

To get mouse wheel use protected override void OnMouseWheel(MouseEventArgs e) { if (e.Delta > 0) { MessageBox.Show(up); } else if (e.Delta { MessageBox.Show(down); } } One detent = 120 look here for more info http://msdn.microsoft.com/en-us/library/system.windows.forms.mouseeventargs.delta.aspx#Y526