public void KeyDown(ViewportEvent e)
{
if (e.KeyCode == Keys.Space)
{
Viewport.Control.Cursor = Cursors.SizeAll;
if (!CameraNavigationViewportSettings.Camera2DPanRequiresMouseClick)
{
Viewport.Control.Capture = true;
var p = e.Sender.Control.PointToClient(Cursor.Position);
_mouseDown = new Vector3(p.X, Viewport.Height - p.Y, 0);
}
e.Handled = true;
}
if (KeyboardState.Shift)
{
var shift = new Vector3(0, 0, 0);
switch (e.KeyCode)
{
case Keys.Left:
shift.X = -Viewport.Width / Camera.Zoom / 4;
break;
case Keys.Right:
shift.X = Viewport.Width / Camera.Zoom / 4;
break;
case Keys.Up:
shift.Y = Viewport.Height / Camera.Zoom / 4;
break;
case Keys.Down:
shift.Y = -Viewport.Height / Camera.Zoom / 4;
break;
}
Camera.Position += shift;
}
var str = e.KeyCode.ToString();
if (str.StartsWith("NumPad") || str.StartsWith("D"))
{
var last = str.Last();
if (Char.IsDigit(last))
{
var press = (int)Char.GetNumericValue(last);
if (press >= 0 && press <= 9)
{
if (press == 0)
{
press = 10;
}
var num = Math.Max(press - 6, 6 - press);
var pow = (float)Math.Pow(2, num);
var zoom = press < 6 ? 1 / pow : pow;
Camera.Zoom = zoom;
Oy.Publish("MapDocument:ViewportZoomStatus:UpdateValue", Camera.Zoom);
}
}
}
}
public void DragEnd(ViewportEvent e)
{
}
public void DragStart(ViewportEvent e)
{
}
public void DragMove(ViewportEvent e)
{
}
public void MouseDoubleClick(ViewportEvent e)
{
}