WPF control size changes with the size of the form

WPF can be implemented directly by setting the horizontal and vertical alighment of the graphics class control to stretch
Use a viewbox to load all the window contents and zoom in and out when the window is scaled.
The display mechanism of Viewbox is that the logical size of the control is displayed first in memory, and then proportional zoom is displayed to the client area of Viewbox.

Cases:

New== System.Windows.VerticalAlignment.Stretch;

Implemented as in Xmal

WPF control size changes with the size of the form