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www.mxdraw.com
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IMxDrawWorldDraw::DrawArc 方法
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www.mxdraw.com
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绘制一个圆弧
[helpstring("method DrawArc")]
HRESULT DrawArc([in] DOUBLE dCenX, [in] DOUBLE dCenY, [in] DOUBLE dRadius, [in] DOUBLE dStartAng, [in] DOUBLE dEndAng, [out,retval] VARIANT_BOOL* pRet);|
参数 |
说明 |
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[in] DOUBLE dRadius |
圆弧的半径 |
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[in] DOUBLE dStartAng |
圆弧的开始角 |
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[in] DOUBLE dEndAng |
圆弧的结束角 |
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dCenterX |
圆弧的中心X值 |
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dCenterY |
圆弧的中心Y值 |