private void PicDesign_MouseDown(object sender, MouseEventArgs e)
{
if (e.Delta > 0)
{
}
if (e.Button == MouseButtons.Middle)
{
cameraDrag = Cursor.Position;
}
else if (e.Button == MouseButtons.Left)
{
cboObjeto2D.SelectedValue = engine2D.ObterObjeto2DPelaCamera(engine2D.Camera, new Vetor2D(e.X, e.Y));
}
}
