?? intersectcliprect.htm
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<title>IntersectClipRect</title>
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<td width="100%" colspan="2">VB聲明</td>
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<td width="100%" colspan="2">Declare Function IntersectClipRect Lib "gdi32"
Alias "IntersectClipRect" (ByVal hdc As Long, 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">為指定設(shè)備定義一個新的剪裁區(qū)，該區(qū)為當(dāng)前剪裁區(qū)與由點(diǎn)X1，Y1和X2，Y2定義的矩形的交集</td>
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<td width="100%" colspan="2">返回值</td>
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<td width="100%" colspan="2">Long，下列常數(shù)之一，以描述當(dāng)前剪裁區(qū)：<br>
COMPLEXREGION：該區(qū)域有互相交疊的邊界<br>
SIMPLEREGION：該區(qū)域邊界沒有互相交疊<br>
NULLREGION：區(qū)域?yàn)榭?lt;br>
ERRORAPI：發(fā)生了錯誤</td>
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<td width="100%" colspan="2">參數(shù)表</td>
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<td width="25%">參數(shù)</td>
<td width="75%">類型及說明</td>
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<td width="25%">hdc</td>
<td width="75%">Long，設(shè)備場景</td>
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<td width="25%">X1,Y1</td>
<td width="75%">Long，矩形左上角X，Y坐標(biāo)</td>
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<td width="25%">X2,Y2</td>
<td width="75%">Long，矩形右下角X，Y坐標(biāo)</td>
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<td width="100%"><p align="right">Top</td>
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