Module: Win32::CaptureIE::FFI::GDI32

Extended by:
Base, CStruct
Included in:
BitMap, ScreenCaptor
Defined in:
lib/win32/capture_ie/ffi/gdi32.rb

Overview

:nodoc:

Constant Summary collapse

DRIVERVERSION = 
0
TECHNOLOGY = 
2
HORZSIZE = 
4
VERTSIZE = 
6
HORZRES = 
8
VERTRES = 
10
BITSPIXEL = 
12
PLANES = 
14
NUMBRUSHES = 
16
NUMPENS = 
18
NUMMARKERS = 
20
NUMFONTS = 
22
NUMCOLORS = 
24
PDEVICESIZE = 
26
CURVECAPS = 
28
LINECAPS = 
30
POLYGONALCAPS = 
32
TEXTCAPS = 
34
CLIPCAPS = 
36
RASTERCAPS = 
38
ASPECTX = 
40
ASPECTY = 
42
ASPECTXY = 
44
DIB_RGB_COLORS = 
0
DIB_PAL_COLORS = 
1
SRCCOPY =

Raster operations

0x00CC0020
SRCPAINT = 
0x00EE0086
SRCAND = 
0x008800C6
SRCINVERT = 
0x00660046
SRCERASE = 
0x00440328
NOTSRCCOPY = 
0x00330008
NOTSRCERASE = 
0x001100A6
MERGECOPY = 
0x00C000CA
MERGEPAINT = 
0x00BB0226
PATCOPY = 
0x00F00021
PATPAINT = 
0x00FB0A09
PATINVERT = 
0x005A0049
DSTINVERT = 
0x00550009
BLACKNESS = 
0x00000042
WHITENESS = 
0x00FF0062
BI_RGB =

constants for the biCompression field

0
BI_RLE8 = 
1
BI_RLE4 = 
2
BI_BITFIELDS = 
3
BI_JPEG = 
4
BI_PNG = 
5

Constants included from CStruct

CStruct::TYPES

Class Method Summary collapse

Methods included from Base

define_ffi_entry

Methods included from CStruct

c_type, define_c_struct, define_c_struct_under, define_c_type, sizeof

Class Method Details

.with_delete_dc(hdc) ⇒ Object 



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# File 'lib/win32/capture_ie/ffi/gdi32.rb', line 110

def with_delete_dc(hdc)
  begin
    yield hdc
  ensure
    DeleteDC(hdc)
  end
end

.with_delete_object(obj) ⇒ Object 



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# File 'lib/win32/capture_ie/ffi/gdi32.rb', line 118

def with_delete_object(obj)
  begin
    yield obj
  ensure
    DeleteObject(obj)
  end
end