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2.2.1.1.6 SIZE

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The SIZE structure defines the area of a form, with a width and height in thousandth-of-a-millimeter units.

 typedef struct {
   long cx;
   long cy;
 } SIZE;

cx: The width, and it MUST be an integer greater than or equal to 0.

cy: The height, and it MUST be an integer greater than or equal to 0.