String GetSelectedExtent() {
ads_name selection;
int returnValue = acedSSGet(_T("I"), NULL, NULL, NULL, selection);
if (returnValue == RTCAN) return 0;
if (returnValue != RTNORM) {
return L"";
}
if (acedSSSetFirst(selection, NULL) != RTNORM) {
acedSSFree(selection);
return L"";
}
ads_name element;
acedSSName(selection, 0, element);
acedSSFree(selection);
AcDbObjectId idEntity;
if (acdbGetObjectId(idEntity, element) != Acad::eOk) {
acedSSFree(element);
return L"";
}
AcDbEntity * entity;
if ((acdbGetObjectId(idEntity, element) != Acad::eOk) ||
(acdbOpenObject(entity, idEntity, AcDb::kForRead) != Acad::eOk)) {
acedSSFree(element);
return L"";
}
acedSSFree(element);
if (!entity->isKindOf(AcDbPolyline::desc())) return L"";
AcDbPolyline * poly = static_cast<AcDbPolyline*>(entity);
if (!poly->isClosed()) return 0;
String extent = L"POLYGON((";
AcGePoint2d start;
AcGePoint2d current;
for (int i = 0; i < poly->numVerts(); i++) {
poly->getPointAt(i, current);
if (i > 0) {
extent += L", ";
} else {
start = current;
}
extent += Round(current.x, 0) + L" " + Round(current.y, 0);
}
if (!start.isEqualTo(current)) {
extent += L", " + Round(start.x, 0) + L" " + Round(start.y, 0);
}
extent += L"))";
poly->close();
return extent;
}
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();
}
void extractVertexCoords(const AcDbObjectId& objID, std::map<std::wstring, AcGePoint3d>& m_3dPoints)
{
AcDbEntity* pEnt = nullptr;
acdbOpenObject(pEnt, objID, AcDb::kForRead);
/*****Pline****/
if (pEnt->isA() == AcDbPolyline::desc())
{
AcDbPolyline* pLine = static_cast<AcDbPolyline*>(pEnt);
pEnt->close();
acdbOpenObject(pLine, objID, AcDb::kForRead);
AcGePoint3d vertex;
for (LONGLONG i = 0; i < pLine->numVerts(); i++)
{
pLine->getPointAt(i, vertex);
std::wstring w_nrPunct = std::to_wstring(i + 1);
m_3dPoints.insert(std::pair<std::wstring, AcGePoint3d>(w_nrPunct, vertex));
}
pLine->close();
}
/******P2dLine****/
else if (pEnt->isA() == AcDb2dPolyline::desc())
{
AcGePoint3d point;
AcDbObjectId vertexID;
AcDb3dPolylineVertex* pVertex = nullptr;
AcDb2dPolyline* p2dline = static_cast<AcDb2dPolyline*>(pEnt);
pEnt->close();
acdbOpenObject(p2dline, objID, AcDb::kForRead);
AcDbObjectIterator* pIterator = p2dline->vertexIterator();
for (pIterator->start(); !pIterator->done(); pIterator->step())
{
LONGLONG contor = 1;
vertexID = pIterator->objectId();
acdbOpenObject(pVertex, vertexID, AcDb::kForRead);
point = pVertex->position();
std::wstring w_nrPunct = std::to_wstring(contor);
contor++;
m_3dPoints.insert(std::pair<std::wstring, AcGePoint3d>(w_nrPunct, point));
pVertex->close();
}
delete pIterator;
p2dline->close();
}
/***********P3dLine**************/
else if (pEnt->isA() == AcDb3dPolyline::desc())
{
AcGePoint3d point;
AcDbObjectId vertexID;
AcDb3dPolylineVertex* pVertex = nullptr;
AcDb3dPolyline* p3dline = static_cast<AcDb3dPolyline*>(pEnt);
pEnt->close();
acdbOpenObject(p3dline, objID, AcDb::kForRead);
AcDbObjectIterator* pIterator = p3dline->vertexIterator();
for (pIterator->start(); !pIterator->done(); pIterator->step())
{
LONGLONG contor = 1;
vertexID = pIterator->objectId();
acdbOpenObject(pVertex, vertexID, AcDb::kForRead);
point = pVertex->position();
std::wstring w_nrPunct = std::to_wstring(contor);
m_3dPoints.insert(std::pair<std::wstring, AcGePoint3d>(w_nrPunct, point));
pVertex->close();
}
delete pIterator;
p3dline->close();
}
else
{
pEnt->close();
acutPrintf(_T("\nObiectul selectat nu este o polilinie"));
}
}
