AcDbObjectId CCalculation::ConvexHull(AcGePoint2dArray Points)
{
AcDbPolyline *CHull = new AcDbPolyline();
AcGePoint2dArray SortPoints = CCalculation::SortByLexi(Points);
CHull->addVertexAt();
AcDbObjectId Convexhull = CCreateEnt::PostToModelSpace(CHull);
return Convexhull;
}
void AcDbDoubleClickEditPline::startEdit(AcDbEntity *pEnt, AcGePoint3d clickpt)
{
// Implement the startEdit notification handler to catch when
// a user double-clicks a 'POLYLINE' entity
// Get the Current Document
AcApDocument *pDoc=acDocManager->curDocument();
AcDbPolyline *pLine;
// Cast the AcDbEntity pointer to AcDbPolyline
if(pEnt->isKindOf(AcDbPolyline::desc()) == Adesk::kTrue)
pLine=AcDbPolyline::cast(pEnt);
else
{
acutPrintf("Error: Invalid AcDbPolyline Object");
return;
}
acDocManager->lockDocument(pDoc,AcAp::kWrite);
// Upgrade to write
if(pLine->upgradeOpen()!=Acad::eOk)
{
acutPrintf("Error: Could Not open AcDbPolyline Object");
return;
}
// iterate through all the vertices to find which
// segment was clicked on, and place a vertex there.
for(unsigned int c=0;c<pLine->numVerts()-1;c++)
{
AcGePoint3d pt1,pt2;
pLine->getPointAt(c,pt1);
pLine->getPointAt(c+1,pt2);
AcGeVector3d lineVec(pt2-pt1),clickVec(clickpt-pt1),
clickVec2(pt2-clickpt);
double ang=lineVec.angleTo(clickVec);
// This is the filter...
// .05 (5% of lineVec length) is an arbitrary length...
if((sin(ang)*clickVec.length()<.05*lineVec.length()) &&
clickVec.length()<lineVec.length() &&
clickVec2.length()<lineVec.length())
{
// Add the point Here!
ads_point outPt;
acdbWcs2Ecs(asDblArray(clickpt),outPt,asDblArray(pLine->normal()),Adesk::kFalse);
pLine->addVertexAt(c+1,asPnt2d(outPt));
break;
}
}
pLine->close();
acDocManager->unlockDocument(pDoc);
// invoking acedSSSetFirst(NULL,NULL) here will clear the
// pickfirst selection, if desired (not With pline though).
//acedSSSetFirst(NULL,NULL);
// Update the graphics...
pLine->draw();
actrTransactionManager->flushGraphics();
acedUpdateDisplay();
}
AcDbObjectId Additional_Class::Draw_Rectangle( AcGePoint2d stPt, double length, double height )
{
AcDbPolyline *pPolyline = new AcDbPolyline(4);
AcGePoint2d stPt1, stPt2, stPt3, stPt4;
stPt1 = stPt;
pPolyline->addVertexAt(0, stPt1, 0, 0, 0);
stPt2.x = stPt.x +length;
stPt2.y = stPt.y;
pPolyline->addVertexAt(1, stPt2, 0, 0, 0);
stPt3.x = stPt2.x;
stPt3.y = stPt2.y + height;
pPolyline->addVertexAt(2, stPt3, 0, 0, 0);
stPt4.x = stPt3.x - length;
stPt4.y = stPt3.y;
pPolyline->addVertexAt(3, stPt4, 0, 0, 0);
pPolyline->setClosed(Adesk::kTrue);
AcDbBlockTable *pBlockTable = NULL;
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb::kForRead);
//this->Open_BlockTable(pBlockTable, NREADMODE);
AcDbBlockTableRecord *pBlockTableRecord = NULL;
pBlockTable->getAt(ACDB_MODEL_SPACE, pBlockTableRecord, AcDb::kForWrite);
//acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable, AcDb::kForRead);
//this->Open_ModelTableRecord(pBlockTableRecord, pBlockTable, NWRITEMODE);
AcDbObjectId TempLineID;
pBlockTableRecord->appendAcDbEntity(TempLineID, pPolyline);
pPolyline->close();
pBlockTable->close();
pBlockTableRecord->close();
return TempLineID;
}