Introduction - If you have any usage issues, please Google them yourself
1, the screen graphics rendering graphics following a straight line: from [200200] to [300350] First draw a width of 3, blue solid line,. rectangle the upper left corner is [150,120] for the lower right corner [200,300], the frame is black, brush-filled draw for HS_CROSS, red. elliptical arc: oval: fan: 2, LOGFONT structure used to define the font, output text use font format dialog box to select the font, font color. Respectively in the vicinity of the above graphics mark: a straight line, rectangle, ellipse, elliptical arc, fan-shaped.