The Logical Font
Now that we’ve nailed down the concept of logical inches and logical twips, it’s time to talk about logical fonts.
A logical font is a GDI object whose handle is stored in a variable of type HFONT. A logical font is a description of a font. Like the logical pen and logical brush, it is an abstract object that becomes real only as it is a selected into a device context when an application calls SelectObject. For logical pens, for instance, you can specify any color you want for the pen, but Windows converts that to a pure color available on the device when you select the pen into the device context. Only then does Windows know about the color capabilities of the device.
Logical Font Creation and Selection
You create a logical font ...