?? invertrgn.htm
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<td width="100%" height="16">InvertRgn</td>
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<td width="100%" colspan="2">VB聲明</td>
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<td width="100%" colspan="2">Declare Function InvertRgn Lib "gdi32" Alias
"InvertRgn" (ByVal hdc As Long, ByVal hRgn As Long) As Long</td>
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<td width="100%" colspan="2">說明</td>
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<td width="100%" colspan="2">通過顛倒每個像素值反轉設備場景指定區(qū)域</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，執(zhí)行成功為非零值，失敗為零</td>
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<td width="100%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="75%">類型及說明</td>
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<td width="25%">hdc</td>
<td width="75%">Long，設備場景句柄</td>
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<td width="25%">hRgn</td>
<td width="75%">Long，將反轉的設備區(qū)域</td>
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