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SetPixel The SetPixel function sets the pixel at the specified coordinates to the specified color.
VB4-32,5,6
Declare Function SetPixel Lib "gdi32" Alias "SetPixel" (ByVal hdc As Long, ByVal x As Long, ByVal y As Long, ByVal crColor As Long) As Long |
VB.NET
System.Drawing.Bitmap.SetPixel |
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Operating Systems Supported |
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Requires Windows NT 3.1 or later; Requires Windows 95 or later |
- hdc
Identifies the device context.
- X
Specifies the x-coordinate, in logical units, of the point to be set.
- Y
Specifies the y-coordinate, in logical units, of the point to be set.
- crColor
Specifies the color to be used to paint the point. |
If the function succeeds, the return value is the RGB value that the function sets the pixel to. This value may differ from the color specified by crColor; that happens when an exact match for the specified color cannot be found.
If the function fails, the return value is -1. To get extended error information, call GetLastError. |
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