// 查找从根类型派生的图元
void ArxClassHelper::GetArxClassTypes( const CString& root, AcStringArray& types, bool findAbstractType )
{
// 如果根类型不存在，默认为AcDbObject
AcRxClass* pParentClass = AcRxClass::cast( acrxClassDictionary->at( root ) );
if( pParentClass == 0 ) pParentClass = AcDbObject::desc();
AcRxDictionaryIterator* iter = acrxClassDictionary->newIterator();
if( iter == 0 ) return;
for( ; !iter->done(); iter->next() )
{
AcRxClass* pClass;
if( ( pClass = AcRxClass::cast( iter->object() ) ) != NULL )
{
if( pClass->isDerivedFrom( pParentClass ) )
{
const ACHAR* text = pClass->name();
if( text == NULL ) continue;
if( !findAbstractType && ( pClass->dxfName() == NULL ) || ( pClass->appName() == NULL ) ) continue;
//acutPrintf(_T("appName:%s\ndxfName:%s\nname:%s\n"), pClass->appName(), pClass->dxfName(), pClass->name());
types.append( text );
}
}
}
delete iter;
}
void DrawHelper::ConfigDraw( const CString& geType, const CString& drawName )
{
MineGEDraw* pDraw = MineGEDrawSystem::GetInstance()->getGEDraw( geType, drawName );
if( pDraw == 0 ) return; // 该绘制效果不存在
pDraw->configExtraParams(); // 配置附加参数
AcDbObjectIdArray objIds;
ArxDataTool::GetEntsByType( geType, objIds, false );
if( objIds.isEmpty() ) return; // dwg图形中没有任何geType类型图元
AcTransaction* pTrans = actrTransactionManager->startTransaction();
if( pTrans == 0 ) return;
int len = objIds.length();
for( int i = 0; i < len; i++ )
{
AcDbObject* pObj;
if( Acad::eOk != pTrans->getObject( pObj, objIds.at( i ), AcDb::kForWrite ) ) continue;
MineGE* pGE = MineGE::cast( pObj );
if( pGE == 0 ) continue;
pGE->configDraw( pDraw->isA()->name() ); // 更新extra param
pGE->recordGraphicsModified( true ); // 更新图形
}
actrTransactionManager->endTransaction();
AcRxClass* pClass = AcRxClass::cast( acrxClassDictionary->at( geType ) );
if( pClass != 0 && pClass->isDerivedFrom( LinkedGE::desc() ) )
{
UpdateLinkedGE( objIds );
}
}
void DrawHelper::SwitchDraw( const CString& geType, const CString& drawName )
{
// 设置当前可视化效果
if( !SetCurDraw( geType, drawName ) ) return;
// 更新所有指定类型的图元
AcDbObjectIdArray objIds;
ArxDataTool::GetEntsByType( geType, objIds, false );
if( objIds.isEmpty() ) return; // dwg图形中没有任何MineGE类型图元
// 将所有geType类型图元的绘制效果更新
AcTransaction* pTrans = actrTransactionManager->startTransaction();
if( pTrans == 0 ) return;
int len = objIds.length();
for( int i = 0; i < len; i++ )
{
AcDbObject* pObj;
if( Acad::eOk != pTrans->getObject( pObj, objIds.at( i ), AcDb::kForWrite ) ) continue;
MineGE* pGE = MineGE::cast( pObj );
if( pGE == 0 ) continue;
pGE->updateDraw(); // 更细可视化效果指针
//pGE->recordGraphicsModified(true); // 更新图形
}
actrTransactionManager->endTransaction();
AcRxClass* pClass = AcRxClass::cast( acrxClassDictionary->at( geType ) );
if( pClass != 0 && pClass->isDerivedFrom( LinkedGE::desc() ) )
{
UpdateLinkedGE( objIds );
}
}
void
AecUiPrEntitySet::getAllowableClassTypes()
{
ASSERT(m_allowedClassTypes.length() == m_doIsATest.length());
m_classTypeCache = m_allowedClassTypes; // copy over all the definite classes that are ok
AcRxDictionaryIterator* iter;
AcRxDictionary* classDict = acrxClassDictionary;
if (classDict == NULL) {
AEC_ASSERT(0);
return;
}
int len = m_doIsATest.length();
for (int i=0; i<len; i++) {
// if not doing isA() testing, must get all classes derived from
// this one.
if (m_doIsATest[i] == Adesk::kFalse) {
iter = classDict->newIterator();
if (iter != NULL) {
// iterate over each item and get its info
AcRxObject* classDictItem;
AcRxClass* classObj;
for (; !iter->done(); iter->next()) {
classDictItem = iter->object();
if ((classObj = AcRxClass::cast(classDictItem)) != NULL) {
if (classObj->isDerivedFrom(static_cast<AcRxClass*>(m_allowedClassTypes[i]))) {
if (m_classTypeCache.contains(classObj) == Adesk::kFalse) {
m_classTypeCache.append(classObj);
}
}
}
else {
AEC_ASSERT(0);
}
}
delete iter;
}
else {
AEC_ASSERT(0);
}
}
}
}