?? setmiterlimit.htm
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<td width="100%" height="16">SetMiterLimit</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 SetMiterLimit& Lib "gdi32"
(ByVal hdc As Long, ByVal eNewLimit As Single, peOldLimit As Single)</td>
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<td width="102%" colspan="2">說明</td>
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<td width="102%" colspan="2">設置設備場景當前的斜率限制</td>
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<td width="102%" colspan="2">返回值</td>
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<td width="102%" colspan="2">Long，非零表示成功，零表示失敗。會設置<a
href="GetLastError.htm" tppabs="http://www.gxbcts.com/airfly/api/papi/GetLastError.htm">GetLastError</a></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，欲設置的設備場景</td>
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<td width="25%">eNewLimit</td>
<td width="77%">Single，新的斜率限制</td>
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<td width="25%">peOldLimit</td>
<td width="77%">Single，用于容納原始斜率限制的一個單精度值</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">斜率限制是指斜角長度與線寬之間的比率</td>
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<td width="102%" colspan="2">其他</td>
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<td width="102%" colspan="2">請看vb的api文本查看器里的聲明：Function
SetMiterLimit Lib "gdi32" Alias "SetMiterLimit" (ByVal hdc As Long,
ByVal eNewLimit As Double, peOldLimit As Double) As Long</td>
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