check-out freeware software called vnc
-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On
Behalf Of Dedy Darmayanto
Sent: Thursday, August 16, 2001 1:05 PM
To: Multiple recipients of list delphi
Subject: Re: [DUG]: How to get the pixel in windows
I want to get the current windows display itself,
not bitmap from file etc.
actually I want to know the activity of my student in the laboratorium
in another place (example in the office)
so I don't need stay in the lab.
regards,
Dedy
----- Original Message -----
From: "Wilfred Verkley" <[EMAIL PROTECTED]>
To: "Multiple recipients of list delphi" <[EMAIL PROTECTED]>
Sent: Wednesday, August 15, 2001 8:29 AM
Subject: RE: [DUG]: How to get the pixel in windows
> Look at the TCanvas.pixels property.
>
> If your working with bitmaps (or if you can copy the canvas to a bitmap),
> using the TBitmap.scanline property to work with the raw bitmap color
values
> is recommeded since it much faster.
>
> i.e. this (bad) example which assumes a 24bit bitmap
>
> function getColor (bitmap : TBitmap; x, y : integer) : TColor;
> var
> scanLine : PByteArray;
> r, g, b : cardinal;
> begin
> scanLine := bitmap.ScanLine [y];
> r := scanLine [x * 3 + 0];
> g := scanLine [x * 3 + 1];
> b := scanLine [x * 3 + 2];
> result := b shl 16 + g shl 8 + r;
> end;
>
>
>
>
> -----Original Message-----
> From: Dedy Darmayanto [mailto:[EMAIL PROTECTED]]
> Sent: Wednesday, August 15, 2001 12:25 PM
> To: Multiple recipients of list delphi
> Subject: [DUG]: How to get the pixel in windows
>
>
> Hi,
>
> Any body know, how to get the pixel in wondows
> like in DOS.
> Before using delphi, in pascal to get pixel used mem[$B800]
> what about in delphi
>
> regards,
> Dedy
>
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