?? setarcdirection.htm
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<td width="100%" height="16">SetArcDirection</td>
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<td width="102%" colspan="2">VB聲明</td>
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<td width="102%" colspan="2">Declare Function SetArcDirection Lib "gdi32" Alias
"SetArcDirection" (ByVal hdc As Long, ByVal ArcDirection As Long) As Long</td>
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<td width="102%" colspan="2">說明</td>
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<td width="102%" colspan="2">設置圓弧的描繪方向</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long，如執行成功，返回原始的圓弧方向；零意味著出錯</td>
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<td width="102%" colspan="2">參數表</td>
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<td width="25%">參數</td>
<td width="77%">類型及說明</td>
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<td width="25%">hdc</td>
<td width="77%">Long，要設置的設備場景</td>
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<td width="25%">ArcDirection</td>
<td width="77%">Long，AD_CLOCKWISE （順時針）或 AD_COUNTERCLOCKWISE （逆時針）</td>
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<td width="102%" colspan="2">注解</td>
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<td width="102%" colspan="2"><p align="left">可應用于下列函數：<a href="Arc.htm">Arc</a>，
<a href="Arc.htm">ArcTo</a>， <a href="Chord.htm">Chord</a>， <a href="Ellipse.htm">Ellipse</a>，
<a href="Pie.htm">Pie</a>， <a href="Rectangle.htm">Rectangle</a> 和 <a
href="RoundRect.htm">RoundRect</a></td>
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