23 lines
622 B
PHP
23 lines
622 B
PHP
//todo: properly implement
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procedure AlphaBlend(Source, Destination: HDC; const R: TRect; const Target: TPoint; Mode: TBlendMode; ConstantAlpha, Bias: Integer);
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begin
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case Mode of
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bmConstantAlpha,
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bmPerPixelAlpha,
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bmMasterAlpha,
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bmConstantAlphaAndColor:
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begin
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BitBlt(Destination, Target.X, Target.Y, R.Right - R.Left, R.Bottom - R.Top, Source, R.Left, R.Right, SRCCOPY);
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end;
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end;
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end;
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function CalculateScanline(Bits: Pointer; Width, Height, Row: Integer): Pointer;
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begin
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Result := nil;
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end;
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function GetBitmapBitsFromBitmap(Bitmap: HBITMAP): Pointer;
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begin
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Result := nil;
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end; |