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The following functions are used with lines and curves.
| Function | Description |
|---|---|
| AngleArc | Draws a line segment and an arc. |
| Arc | Draws an elliptical arc. |
| ArcTo | Draws an elliptical arc. |
| GetArcDirection | Retrieves the current arc direction for the specified device context. |
| LineDDA | Determines which pixels should be highlighted for a line defined by the specified starting and ending points. |
| LineDDAProc | An application-defined callback function used with the LineDDA function. |
| LineTo | Draws a line from the current position up to, but not including, the specified point. |
| MoveToEx | Updates the current position to the specified point and optionally returns the previous position. |
| PolyBezier | Draws one or more Bézier curves. |
| PolyBezierTo | Draws one or more Bézier curves. |
| PolyDraw | Draws a set of line segments and Bézier curves. |
| Polyline | Draws a series of line segments by connecting the points in the specified array. |
| PolylineTo | Draws one or more straight lines. |
| PolyPolyline | Draws multiple series of connected line segments. |
| SetArcDirection | Sets the drawing direction to be used for arc and rectangle functions. |