Gradating picture frame
The length of the arc is defined by the given start and sweep angles.
moves the current position to the ending point of the arc.
It also provides member functions for getting and setting drawing attributes, mapping, working with the viewport, working with the window extent, converting coordinates, working with regions, clipping, drawing lines, and drawing simple shapes, ellipses, and polygons.
Member functions are also provided for drawing text, working with fonts, using printer escapes, scrolling, and playing metafiles.
This function can only be used with enhanced metafiles.
The starting point of the arc is determined by measuring counterclockwise from the x-axis of the circle by the number of degrees in the start angle.This function draws lines by using the current pen. This point does not have to lie exactly on the arc.You can pass either a POINT structure or a CPoint object for this parameter.Specifies the x- and y-coordinates of the point that defines the arc's ending point (in logical units).This point does not have to lie exactly on the arc.