XProfan

'Source watts on the 15.07.2007 from the MMJ-Quellcodesammlung (Dietmar horn) into Babyklappe on XProfan.com stored:
'Icons gray dye
'an method, circa Icons gray To dye.
'(C) 2004 Frank Abbing.
Declare bild&,Text$,neu&,array&,x&,y&,z&,but&,pseudobitmap&,bitmap&,wert&,x%,y%,z%
Def SelectObject(2) !GDI32,SelectObject
Def CreateCompatibleBitmap(3) !GDI32,CreateCompatibleBitmap
Def GetSysColor(1) !USER32,GetSysColor
SetTrueColor 1
Window 0,0-800,600
Cls GetSysColor(15)
' Originales Icon with Profanmitteln in that Window loading.
text$=ice-cream.ico
DrawLibIcon Text$,0,40,40
' Originales Icon with Profanmitteln in the Hintergrundsspeicher loading.
x&=32
y&=32
MCLS x&,y&
Startpaint -1
Cls GetSysColor(15)
DrawLibIcon Text$,0,0,0
Icon gray dye
y%=0

Whileloop 32

    x%=0

    Whileloop 32

        z&=GetPixel(x%,y%)

        If z&<>GetSysColor(15)

            z%=(GetRValue(z&)+GetGValue(z&)+GetBValue(z&))/3
            SetPixel x%,y%,Rgb(z%,z%,z%)

        EndIf

        Inc x%

    EndWhile

    Inc y%

EndWhile

' Pseudobitmap create. BM_SETIMAGE functions only with Bitmaps, The keinem HDC zugeordnet are.
pseudobitmap&=CreateCompatibleBitmap(%hdc,x&,y&)
'   Pseudobitmap unserem HDC zuordnen
'   as Result get we our losgelöste Bitmap back !
bitmap&=SelectObject(%hdc,pseudobitmap&)
EndPaint
' Button create via Control / The Create(Button,...) method not working without further
' Button not yet visible !
but&=@Control(Button,,$40000080,40,100,48,48,%hwnd,1001,%Hinstance)
' Bitmap the Button zuordnen
Sendmessage(but&,$F7,0,bitmap&)  BM_SETIMAGE
' Button visible make
ShowWindow(but&,1)
WaitKey
' - Button destroy, so The Bitmap again spare becomes
' - Bitmap delete
DestroyWindow(but&)
DeleteObject bitmap&
End