void Additional_Class::SetLayerIsOff( CString strLayerName)
{
AcDbLayerTable *pLayTbl = NULL;
acdbCurDwg()->getLayerTable(pLayTbl, AcDb::kForWrite);
if(!pLayTbl->has(strLayerName))
{
pLayTbl->close(); //该图层不存在
return;
}
AcDbLayerTableRecord *pLayTblRec = NULL;
AcDbObjectId objId;
pLayTbl->getAt(strLayerName, pLayTblRec, AcDb::kForWrite);
pLayTbl->close();
//pLayTblRec->isInUse();
if (pLayTblRec==NULL)
{
return;
}
bool tempBool = pLayTblRec->isOff();
if (tempBool == false)
{
pLayTblRec->setIsOff(true);
}
else
{
pLayTblRec->setIsOff(false);
}
pLayTblRec->close();
return;
}
void ModifyLayerProp()
{
CString strLayerName(_T("NewLayer"));
AcDbLayerTable* pLayerTbl = NULL;
acdbHostApplicationServices()->workingDatabase()->getLayerTable(pLayerTbl, AcDb::kForRead);
if (!pLayerTbl->has(strLayerName))
{
pLayerTbl->close();
acutPrintf(_T("\nNo existed layer:\"%s\"."), strLayerName);
return;
}
Acad::ErrorStatus es;
AcDbLayerTableRecord* pLayerTblRcd = NULL;
pLayerTbl->getAt(strLayerName, pLayerTblRcd, AcDb::kForWrite);
AcCmColor oldColor = pLayerTblRcd->color();
int nCurColor = oldColor.colorIndex();
int nNewColor = oldColor.colorIndex();
if (acedSetColorDialog(nNewColor, Adesk::kFalse, nCurColor))
{
AcCmColor color;
color.setColorIndex(nNewColor);
pLayerTblRcd->setColor(color);
acutPrintf(_T("\nThe color of layer:\"%s\" has modified!"), strLayerName);
}
pLayerTblRcd->close();
pLayerTbl->close();
}
//把一层设置为OFF or ON
void CArxHelper::SetOneLayer(const TCHAR *name,int flag,bool YN)
//flag 1:isoff 2:isfrozen 3:islocked
{
AcDbLayerTable *pLayerTable;
acdbCurDwg()->getLayerTable(pLayerTable,AcDb::kForRead);
if(!pLayerTable->has(name))
{
pLayerTable->close();
return;
}
AcDbObjectId id;
pLayerTable->getAt(name,id);
AcDbLayerTableRecord *pLayerTableRecord;
acdbOpenObject(pLayerTableRecord,id,AcDb::kForWrite);
switch(flag)
{
case 1:
pLayerTableRecord->setIsOff(YN);
break;
case 2:
pLayerTableRecord->setIsFrozen(YN);
break;
case 3:
pLayerTableRecord->setIsLocked(YN);
break;
}
pLayerTableRecord->close();
pLayerTable->close();
}
static void CheakLayerExit(CString layerName,int colorIndx, AcDb::LineWeight lineWeigt)
{
//int colorIndx = 7; //默认的颜色为白色
//AcDb::LineWeight lineWeigt = AcDb::kLnWt000;
//lineWeigt = AcDb::kLnWt030;
AcDbLayerTable* pLayerTbl = NULL;
// 获取当前的数据库
AcDbDatabase*pDB=acdbHostApplicationServices()->workingDatabase();
// 因为要创建新的图层，所以先要以写的方式获取图层表
pDB->getSymbolTable(pLayerTbl,AcDb::kForWrite);
// 检查图层是否存在
if (!pLayerTbl->has(layerName)) {
// 初始化一个新的对象，并且设置它的属性
AcDbLayerTableRecord *pLayerTblRcd = new AcDbLayerTableRecord;
pLayerTblRcd->setName(layerName);
pLayerTblRcd->setIsFrozen(0); // 图层设置为THAWED（解冻的）
pLayerTblRcd->setIsOff(0); // 图层设置为ON(开着的)
pLayerTblRcd->setIsLocked(0); // 图层 un-locked(解锁的)
AcCmColor color;
color.setColorIndex(colorIndx); // 图层的颜色设置
pLayerTblRcd->setColor(color);
pLayerTblRcd->setLineWeight(lineWeigt);
// 增加一个新的图层到容器(表)中
pLayerTbl->add(pLayerTblRcd);
// 把新建的图层关闭(不要删除它)
pLayerTblRcd->close();
// 关闭容器(表)
pLayerTbl->close();
}
else {
// 如果这个图层已经存在，仅仅需要关闭表继续就是
AcDbLayerTableRecord *pLayerTblRcd;
pLayerTbl->getAt(layerName, pLayerTblRcd, AcDb::kForWrite);
AcCmColor color;
color.setColorIndex(colorIndx); // 图层的颜色设置
pLayerTblRcd->setColor(color);
pLayerTblRcd->setLineWeight(lineWeigt);
pLayerTblRcd->close();
pLayerTbl->close();
//acutPrintf(_T("\nMYLAYER already exists"));
}
}
Acad::ErrorStatus TWArxLayer::Create( OUT AcDbObjectId& IdLayer ) const
{
if( m_strName.IsEmpty() ) return Acad::eInvalidInput;
AcDbDatabase* pDb = GetWorkingDB();
Acad::ErrorStatus es = Acad::eKeyNotFound;
AcDbLayerTable* pLayerTb = NULL;
es = pDb->getLayerTable( pLayerTb,AcDb::kForRead );
if( pLayerTb == NULL ) return es;
es = pLayerTb->getAt( m_strName, IdLayer );
if( es == Acad::eOk )
{
pLayerTb->close();
return es;
}
es = pLayerTb->upgradeOpen();
AcDbLayerTableRecord* pLtr = new AcDbLayerTableRecord;
pLtr->setName( m_strName );
pLtr->setIsFrozen( m_bIsFrozen );
pLtr->setIsLocked( m_bIsLocked );
pLtr->setIsOff( m_bIsOff );
es = pLayerTb->add( IdLayer, pLtr );
pLayerTb->close();
if( es == Acad::eOk )
{
pLtr->close();
return es;
}
TWFreePtr( pLtr );
return es;
}
void CLayerTreeDlg::ShowLayer(HTREEITEM hItem, BOOL bShow)
{
CString sLayerName = m_tree.GetItemText(hItem);
HTREEITEM hChild = m_tree.GetNextItem(hItem,TVGN_CHILD);
// 只有树叶才有对应的图层
if (hChild == NULL)
{
ShowLayer(sLayerName, bShow);
//如果是面层，还要把它的填充图层打开
CString sHatchLayer;
sHatchLayer.Format("%s_填充",sLayerName);
bool hasHatch = false;
acDocManager->lockDocument(acDocManager->curDocument());
AcDbLayerTable * pLayerTbl = NULL;
Acad::ErrorStatus es =
acdbHostApplicationServices()->workingDatabase()->getSymbolTable(pLayerTbl,AcDb::kForRead);
if (pLayerTbl->has(sHatchLayer))
{
AcDbLayerTableRecord * pLayerTbRcd = NULL;
es = pLayerTbl->getAt(sHatchLayer,pLayerTbRcd,AcDb::kForWrite);
pLayerTbRcd->setIsOff(bShow == 0);
pLayerTbRcd->close();
hasHatch = true;
}
pLayerTbl->close();
acDocManager->unlockDocument(acDocManager->curDocument());
}
while(hChild != NULL)
{
ShowLayer(hChild, bShow);
hChild = m_tree.GetNextItem(hChild,TVGN_NEXT);
}
}
bool Additional_Class::Get_LayerLW( CString LayerName, double &Length, double &Width )
{
AcDbLayerTable *pLayerTbl = NULL;
acdbHostApplicationServices()->workingDatabase()->getSymbolTable(pLayerTbl,AcDb::kForRead);
if (!pLayerTbl->has(LayerName))
{
//acutPrintf("\n木有%s层！", LayerName);
//SetError("THERE ISN`T"+LayerName+"LATYER！", "Get_LayerLW");
pLayerTbl->close();
return false;
}
AcDbObjectId layerId;
pLayerTbl->getAt(LayerName, layerId);
pLayerTbl->close();
AcDbBlockTable *pBlkTbl = NULL;
////获得当前数据库块表
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlkTbl,AcDb::kForWrite);
////获得模型空间块表记录
AcDbBlockTableRecord *pBlkTblRcd = NULL;
pBlkTbl->getAt(ACDB_MODEL_SPACE, pBlkTblRcd, AcDb::kForRead);
pBlkTbl->close();
////创建块表记录遍历器
AcDbBlockTableRecordIterator *pltr;
pBlkTblRcd->newIterator(pltr);
AcDbEntity *pEnt;
//AcDbEntityPointer pEnt_Ptr;
////AcDbObjectPointer<AcDbPolyline> pPolyLine_Ptr;
AcDbPolyline *pPolyLine = NULL;
AcDbObjectIdArray PolyLineID_List;
for (pltr->start(); !pltr->done(); pltr->step())
{
pltr->getEntity(pEnt, AcDb::kForRead);
// //pEnt_Ptr.acquire(pEnt);
if (pEnt->layerId()==layerId)
{
if (pEnt->isKindOf(AcDbPolyline::desc()))
{
pPolyLine = AcDbPolyline::cast(pEnt);
if (pPolyLine != NULL)
{
if (PolyLineIfRectangle(pPolyLine)==true)
{
PolyLineID_List.append(pPolyLine->objectId());
}
}
}
}
}
if (PolyLineID_List.length() >1)
{
acutPrintf(_T("Bom Error 1002\n"));// 有很多矩形
delete pltr;
pEnt->close();
pPolyLine->close();
pBlkTblRcd->close();
return false;
}
////pPolyLine.open(PolyLineID_List[0], AcDb::kForRead);
acdbOpenAcDbEntity(pEnt,PolyLineID_List[0], AcDb::kForRead); //error!
pPolyLine = AcDbPolyline::cast(pEnt);
Get_RectangleLW(pPolyLine, Length, Width);
pBlkTblRcd->close();
pPolyLine->close();
pEnt->close();
delete pltr;
return true;
}
bool Additional_Class::LaylerFilter( CString LaylerName, AcDbObjectIdArray &EntityID_Array, bool(*Filter)(AcDbEntity*, AcDbObjectId&) )
{
AcDbLayerTable *pLayerTbl;
acdbHostApplicationServices()->workingDatabase()->getLayerTable(pLayerTbl,AcDb::kForWrite);
if (false == (pLayerTbl->has(LaylerName)))
{
//acutPrintf("\n木有%s层！", LaylerName);
//SetError("THERE ISTN`T"+LaylerName+"LAYER！", "LaylerFilter");
pLayerTbl->close();
return false;
}
AcDbObjectId layerId;
pLayerTbl->getAt(LaylerName,layerId);
AcDbBlockTable *pBlkTbl;
//获得当前数据库块表
acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlkTbl,AcDb::kForWrite);
//获得模型空间块表记录
AcDbBlockTableRecord *pBlkTblRcd;
pBlkTbl->getAt(ACDB_MODEL_SPACE, pBlkTblRcd, AcDb::kForWrite);
//创建块表记录遍历器
AcDbBlockTableRecordIterator *pltr;
pBlkTblRcd->newIterator(pltr);
AcDbEntity *pEnt;
AcDbObjectId temp_layerId;
AcDbObjectId entityID;
//pBlkTblRcd->close();
//pBlkTbl->close();
//pLayerTbl->close();
for (pltr->start(); !pltr->done(); pltr->step())
{
if(Acad::eOk ==pltr->getEntity(pEnt, AcDb::kForRead, false))
{
//if (200>Check_Entity(pEnt)>=100)
//{
temp_layerId = pEnt->layerId();
if (temp_layerId == layerId) // 在当前图层中
{
entityID = pEnt->objectId();
if (Filter(pEnt, entityID) == true) // 符合过滤条件
{
EntityID_Array.append(entityID);
}
}
//}
pEnt->close();
}
}
int Len = EntityID_Array.length();
if (Len == 0)
{
pBlkTbl->close();
pLayerTbl->close();
pBlkTblRcd->close();
return false;
}
pBlkTbl->close();
pLayerTbl->close();
pBlkTblRcd->close();
return true;
}
void ModifyEntityLayer()
{
int nRet = 0;
ads_name entName;
ads_point ptPick;
nRet = acedEntSel(_T("\nSelect an entity to change it's layer:"), entName, ptPick);
if (nRet != RTNORM)
{
acutPrintf(_T("\nFailed to select!"));
return;
}
Acad::ErrorStatus es;
AcDbObjectId objId;
AcDbEntity* pEnt = NULL;
acdbGetObjectId(objId, entName);
es = acdbOpenAcDbEntity(pEnt, objId, AcDb::kForWrite);
if (es != Acad::eOk)
{
acutPrintf(_T("\nFailed to open entity!"));
return;
}
ACHAR szNewName[255];
_tcscpy(szNewName, _T("NewLayer"));
bool bHasDone = false;
AcDbDatabase* pCurDb = acdbHostApplicationServices()->workingDatabase();
if (pCurDb == NULL)
{
acutPrintf(_T("\nError:Current database is NULL!"));
return;
}
AcDbObjectId layerId;
AcDbLayerTable* pLayerTbl = NULL;
es = pCurDb->getLayerTable(pLayerTbl, AcDb::kForRead);
if (es == Acad::eOk)
{
if (pLayerTbl->has(szNewName))
{
es = pLayerTbl->getAt(szNewName, layerId);
if (es == Acad::eOk)
{
es = pEnt->setLayer(layerId);
if (es == Acad::eOk)
{
bHasDone = true;
}
}
}
pLayerTbl->close();
}
pEnt->close();
if (bHasDone)
{
acutPrintf(_T("\nThe layer of entity has modified to layer:\"%s\""), szNewName);
}
else
{
acutPrintf(_T("\nFailed to modify the layer of entity to layer:\"%s\""), szNewName);
}
}
