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| 类型定义 |
Type ENHMETAHEADER ' 88 Bytes
iType As Long
nSize As Long
rclBounds As RECTL
rclFrame As RECTL
dSignature As Long
nVersion As Long
nBytes As Long
nRecords As Long
nHandles As Integer
sReserved As Integer
nDescription As Long
offDescription As Long
nPalEntries As Long
szlDevice As SIZEL
szlMillimeters As SIZEL
End Type |
| 说明 |
This structure is always the first record in
an enhanced metafile, it contains information on the enhanced metafile data. |
| 字段表 |
| 字段 |
类型与说明 |
| iType |
Long，Record type. Must be set to EMR_HEADER |
| nSize |
Long，Size of this structure |
| rclBounds |
RECTL，Dimensions, in device units, of the
smallest rectangle that can be drawn around the picture stored in the metafile. Supplied
by the GDI. |
| rclFrame |
RECTL，Dimensions, in 0.01 millimeter units, of a
rectangle that surrounds the picture stored in the metafile. Must be supplied by the
application that creates the metafile. |
| dSignature |
Long，Signature of the metafile. Must be set to ENHMETA_SIGNATURE. |
| nVersion |
Long，Metafile version. The current version value is &H10000&. |
| nBytes |
Long，Size of the enhanced metafile |
| nRecords |
Long，Number of records in the enhanced metafile |
| nHandles |
Integer，Number of handles in the enhanced-metafile handle table. |
| sReserved |
Integer，Reserved. Set to zero. |
| nDescription |
Long，Number of characters in the array containing the description of the
enhanced metafile. Zero if a description is not available |
| offDescription |
Long，Offset from the beginning of the ENHMETAHEADER structure to an
array containing a description for the enhanced metafile. |
| nPalEntries |
Long，Number of entries in the enhanced metafile's palette. |
| szlDevice |
SIZEL，Resolution of the reference device, in pixels |
| szlMillimeters |
SIZEL，Resolution of the reference device, in millimeters. |
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