TWidgetSet.GetDeviceCaps
Returns various device specific informations.
Declaration
Source position: winapih.inc line 122
public function TWidgetSet.GetDeviceCaps( |
DC: HDC; |
Index: Integer |
):Integer; virtual; |
Arguments
DC |
|
The device context. |
Index |
|
The value type, e.g. HORZRES. |
Function result
The requested value
Description
The following informations can be retrieved:
- HORZSIZE - Horizontal size in millimeters
- VERTSIZE - Vertical size in millimeters
- HORZRES - Horizontal width in pixels
- VERTRES - Vertical height in pixels
- BITSPIXEL - Number of bits per pixel
- PLANES - Number of color planes
- LOGPIXELSX - The number of pixels per logical inch, in X (horizontal) direction.
- LOGPIXELSY - The number of pixels per logical inch, in Y (vertical) direction.
- SIZEPALETTE - Number of entries in the color palette
- NUMRESERVED - Number of reserved entries in the color palette
See also