?? createellipticrgn.htm
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<td width="100%" height="16">CreateEllipticRgn</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 CreateEllipticRgn Lib "gdi32"
Alias "CreateEllipticRgn" (ByVal X1 As Long, ByVal Y1 As Long, ByVal X2 As Long,
ByVal Y2 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">創建一個橢圓，該橢圓與X1，Y1和X2，Y2坐標點確定的矩形內切</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，執行成功則為區域句柄，失敗則為零</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%">X1,Y1</td>
<td width="75%">Long，矩形左上角X，Y坐標</td>
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<td width="25%">X2,Y2</td>
<td width="75%">Long，矩形右下角X，Y坐標</td>
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<td width="100%" colspan="2">注解</td>
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<td width="100%" colspan="2"><p align="left">不用時一定要用<a
href="DeleteObject.htm">DeleteObject</a>函數刪除區域。用<a href="Ellipse.htm">Ellipse</a>
API函數繪出的橢圓與該橢圓區域不完全相同，因為本函數的繪圖計算不包括矩形的下邊和右邊</td>
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<td width="100%"><p align="right">Top</td>
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