void ZffCHAP4Create4VPorts()
{
// 获得视口表
AcDbViewportTable *pVPortTbl = NULL;
acdbHostApplicationServices()->workingDatabase()->getViewportTable(pVPortTbl, AcDb::kForWrite);
// 分别创建四个视口
AcGePoint2d pt1, pt2;
AcDbViewportTableRecord *pVPortTblRcd1=new AcDbViewportTableRecord;
pt1.set(0, 0);
pt2.set(0.5, 0.5);
pVPortTblRcd1->setLowerLeftCorner(pt1);
pVPortTblRcd1->setUpperRightCorner(pt2);
pVPortTblRcd1->setName("4VPorts");
AcDbViewportTableRecord *pVPortTblRcd2=new AcDbViewportTableRecord;
pt1.set(0.5, 0);
pt2.set(1, 0.5);
pVPortTblRcd2->setLowerLeftCorner(pt1);
pVPortTblRcd2->setUpperRightCorner(pt2);
pVPortTblRcd2->setName("4VPorts");
AcDbViewportTableRecord *pVPortTblRcd3=new AcDbViewportTableRecord;
pt1.set(0, 0.5);
pt2.set(0.5, 1);
pVPortTblRcd3->setLowerLeftCorner(pt1);
pVPortTblRcd3->setUpperRightCorner(pt2);
pVPortTblRcd3->setName("4VPorts");
AcDbViewportTableRecord *pVPortTblRcd4=new AcDbViewportTableRecord;
pt1.set(0.5, 0.5);
pt2.set(1, 1);
pVPortTblRcd4->setLowerLeftCorner(pt1);
pVPortTblRcd4->setUpperRightCorner(pt2);
pVPortTblRcd4->setName("4VPorts");
pVPortTbl->add(pVPortTblRcd1);
pVPortTbl->add(pVPortTblRcd2);
pVPortTbl->add(pVPortTblRcd3);
pVPortTbl->add(pVPortTblRcd4);
pVPortTbl->close();
pVPortTblRcd1->close();
pVPortTblRcd2->close();
pVPortTblRcd3->close();
pVPortTblRcd4->close();
struct resbuf rb;
acedGetVar("TILEMODE", &rb);
if (rb.resval.rint == 1)// 当前工作空间是模型空间
{
acedCommand(RTSTR, ".-VPORTS", RTSTR, "R",RTSTR, "4VPorts", RTNONE);
}
else // 当前工作空间是图纸空间
{
acedCommand(RTSTR, ".-VPORTS", RTSTR, "R",RTSTR, "4VPorts", RTSTR, "", RTNONE);
}
} 图纸空间创建一个新的视口：void ZffCHAP4CreateVPortInSpace()
{
// 指定当前布局
Acad::ErrorStatus es = acdbHostApplicationServices()->layoutManager()->setCurrentLayout("布局1");
if (es != Acad::eOk)
{
return;
}
// 获得块表
AcDbBlockTable *pBlkTbl = NULL;
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlkTbl, AcDb::kForRead);
// 获得图纸空间的块表记录
AcDbBlockTableRecord *pBlkTblRcd = NULL;
pBlkTbl->getAt(ACDB_PAPER_SPACE, pBlkTblRcd,AcDb::kForWrite);
pBlkTbl->close();
// 创建新的布局对象
AcDbViewport *pViewport = new AcDbViewport();
pViewport->setCenterPoint(AcGePoint3d(100, 50, 0));
pViewport->setHeight(80);
pViewport->setWidth(120);
// 将新的布局对象添加到图纸空间块表记录中
AcDbObjectId viewportId;
pBlkTblRcd->appendAcDbEntity(viewportId, pViewport);
pViewport->close();
pBlkTblRcd->close();
// 将新建的视口作为当前视口
AcDbViewport *pVP = NULL;
acdbOpenObject(pVP, viewportId, AcDb::kForWrite);
pViewport->setOn();//创建浮动视口之后，要想启用该视口，必须使用 setOn 函数
acedSetCurrentVPort(pVP);
pVP->close();
}
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