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www.mxdraw.com
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把实体绘制到图上。一般用于动态拖放时,在拖放结束时,绘制到图上
[helpstring("method Draw")]
HRESULT Draw([out,retval] IMxDrawResbuf** ppNewId);返回新绘制的实体的id.
例如: JS,下面是动态插入图块,在用户点击一点确定后,把图块制在图上。
function DynInsert() {
var sBlkName = "Tree";
var sBlkFile = mxOcx.GetOcxAppPath() + "\Blk\树.dwg";
mxOcx.InsertBlock(sBlkFile, "Tree");
var getPt = mxOcx.NewComObject("IMxDrawUiPrPoint");
getPt.message = "点取插入点";
var spDrawData1 = getPt.InitUserDraw("TestDynDraw1");
spDrawData1.SetString("BlkName","Tree");
if (getPt.go() != 1) {
return;
}
var frstPt = getPt.value();
if (frstPt == null) {
return;
}
var getSecondPt = mxOcx.NewComObject("IMxDrawUiPrPoint");
var spDrawData = getSecondPt.InitUserDraw("TestDynDraw");
getSecondPt.message = "点取旋转角度";
getSecondPt.basePoint = frstPt;
getSecondPt.setUseBasePt(true);
spDrawData.SetPoint("pt1", frstPt);
spDrawData.SetString("BlkName", "Tree");
if (getSecondPt.go() != 1) {
return;
}
spDrawData.Draw();
}