Mega Code Archive
Imageı yavaş yavaş yok etmek
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{ Sadece 24 ve 32 bit bitmaplerde çalışır }
procedure FadeOut(const BMP:TImage; Pause:integer);
var
BytesPorScan: integer;
w,h: integer;
p: pByteArray;
counter: integer;
begin
If Not (BMP.Picture.Bitmap.PixelFormat in [pf24Bit, pf32Bit])
then raise exception.create('Hata, bitmap formatı desteklenmiyor.');
try
BytesPorScan := Abs ( Integer(BMP.Picture.Bitmap.ScanLine[1])-
Integer(BMP.Picture.Bitmap.ScanLine[0]));
except
raise exception.create('Hata!!');
end;
for counter := 1 to 256 do
begin
for h := 0 to BMP.Picture.Bitmap.Height - 1 do
begin
P := BMP.Picture.Bitmap.ScanLine[h];
for w := 0 to BytesPorScan - 1 do
if P^[w] >0 then P^[w] := P^[w]-1;
end;
Sleep(Pause);
BMP.Refresh;
end;
end;
procedure TForm1.BitBtn1Click(Sender: TObject);
begin
FadeOut(Image1, 1);
end;
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