A windows-format metafile is application and device-dependent. Changes in the application's mapping modes or device resolution affect the appearance of metafiles that are created using this format.The windows-format metafile is supported in Win32 in order to maintain compatibility with Windows 3.x applications. The following list describes the limitations of this format:
A windows-format metafile is application and device-dependent. Changes in the application's mapping modes or device resolution affect the appearance of metafiles that are created using this format.
A windows-format metafile does not contain a comprehensive header that describes: the original picture dimensions, the resolution of the device upon which the picture was created, an optional text description or an optional color palette.
A windows-format metafile cannot be scaled.
The metafile-DC associated with a windows metafile does not allow queries (you cannot retrieve device-resolution data, font metrics, and so on).
If you are writing a Win32 application, you should use the enhanced-format functions (and avoid using the windows-format functions).