AcDbObjectId CArxHelper::CreateMLeader(const CString& strText, const AcGePoint3d& ptArrow, const AcGePoint3d& ptBase, const AcGeVector3d& vectDir)
{
AcDbObjectId leaderId = AcDbObjectId::kNull;
AcDbMText* pMText = new AcDbMText();
pMText->setContents(strText);
pMText->setColorIndex(4);
AcDbExtents extents;
pMText->getGeomExtents(extents);
AcDbMLeader *pEnt=new AcDbMLeader();
int i = 0;
pEnt->setContentType(AcDbMLeaderStyle::kMTextContent);
pEnt->addLeader(i);
pEnt->addLeaderLine(ptArrow,i);
pEnt->addLastVertex(i,ptBase);
pEnt->setDoglegLength(1);
pEnt->setDoglegDirection(i,vectDir);
pEnt->setArrowSize(0.001);
pEnt->setTextAttachmentType(AcDbMLeaderStyle::kAttachmentBottomLine,AcDbMLeaderStyle::kLeftLeader);
pEnt->setTextAttachmentType(AcDbMLeaderStyle::kAttachmentBottomLine,AcDbMLeaderStyle::kRightLeader);
pEnt->setTextAlignmentType(AcDbMLeaderStyle::kLeftAlignment);
pEnt->setMText(pMText);
AcGePoint3d pt = ptBase+vectDir*(extents.maxPoint().x-extents.minPoint().x)*1.1+AcGeVector3d::kYAxis*(extents.maxPoint().y-extents.minPoint().y)*1.1;
pEnt->setTextLocation(pt);
leaderId = AddToCAD(pEnt);
return leaderId;
}
void DrawMText( AcGiWorldDraw* mode, const AcGePoint3d& pt, double angle, const CString& str, double height, AcDbMText::AttachmentPoint ap, const CString& style )
{
//acutPrintf(_T("\n绘制前--文字颜色:%d"), mode->subEntityTraits().color());
AcDbMText mt;
// //AcDbObjectId style; // 文字样式
AcDbObjectId fontId = GetTextStyle(style);
if(!fontId.isNull())
{
acutPrintf(_T("\n设置样式为罗马字体"));
mt.setTextStyle(fontId);
}
mt.setLocation( pt );
mt.setTextHeight( height );
mt.setAttachment( ap );
mt.setRotation( angle );
mt.setContents( str );
// 经过测试发现，AcDbMText调用worldDraw的同时会修改mode的一些属性
mt.setColorIndex( mode->subEntityTraits().color() );
mt.worldDraw( mode );
//acutPrintf(_T("\n绘制后--文字颜色:%d"), mode->subEntityTraits().color());
}
static void GetTextAndWidth( double z, double height, CString& text, double& width )
{
AcDbMText mt;
mt.setLocation( AcGePoint3d::kOrigin );
mt.setRotation( 0 );
mt.setTextHeight( height );
mt.setAttachment( AcDbMText::kMiddleCenter ); // 默认居中
// 获取文字内容
text.Format( _T( " %.3f " ), z );
mt.setContents( text );
// 获取文字宽度
width = mt.actualWidth();
}
AcDbObjectId CArxHelper::CreateText(const CString& strText, const AcGePoint3d& pt1, const AcGePoint3d& pt2, double dDist, BOOL bUp /* = TRUE */)
{
AcDbObjectId textId = AcDbObjectId::kNull;
AcGePoint3d pt = (pt1 + pt2.asVector()) / 2.0;
AcDbMText* pMText = new AcDbMText();
pMText->setContents(strText);
pMText->setLocation(pt);
pMText->setDirection(pt2-pt1);
textId = AddToCAD(pMText,4);
AcDbExtents extents;
pMText->getGeomExtents(extents);
AcGeVector3d vect = (pt2-pt1).normal() * (extents.maxPoint().x - extents.minPoint().x) / 2.0;
AcGeMatrix3d xform = AcGeMatrix3d::translation(-vect);
acdbOpenObject(pMText,textId,AcDb::kForWrite);
pMText->transformBy(xform);
pMText->close();
return textId;
}
static void DrawZValue( AcGiWorldDraw* mode, double z, const AcGePoint3d& tpt, double angle, double height )
{
AcGeVector3d v( AcGeVector3d::kXAxis );
v.rotateBy( angle, AcGeVector3d::kZAxis );
if( v.x < 0 )
{
angle += PI;
}
CString text;
text.Format( _T( " %.5f " ), z );
AcDbMText mt;
mt.setLocation( tpt );
mt.setTextHeight( height );
mt.setAttachment( AcDbMText::kMiddleCenter );
mt.setRotation( angle );
mt.setBackgroundFill( true );
mt.setUseBackgroundColor( true );
mt.setBackgroundScaleFactor( 1.0 );
mt.setContents( text );
// 经过测试发现，AcDbMText调用worldDraw的同时会修改mode的一些属性
mt.setColorIndex( mode->subEntityTraits().color() );
mt.worldDraw( mode );
}
static void BlockToEntity( const AcDbObjectId& blkId, const AcGeMatrix3d& blkXform,
const AcStringArray& names, const AcStringArray& attValues,
AcGeVoidPointerArray& ents )
{
// 将块定义分解成独立的图元
// 将属性替换成多行文字
AcTransaction* pTrans = actrTransactionManager->startTransaction();
AcDbObject* pObj;
if( Acad::eOk != pTrans->getObject( pObj, blkId, AcDb::kForRead ) )
{
actrTransactionManager->abortTransaction();
return;
}
AcDbBlockTableRecord* pBTR = AcDbBlockTableRecord::cast( pObj );
// BUG：不能调用hasAttributeDefinitions()方法
// 调用之后，如果没有在块编辑器中对块进行修改，
// 那么进行移动、夹点编辑等操作，没有动态显示效果
//if(!pBTR->hasAttributeDefinitions())
//{
// // 没有属性定义
// acutPrintf(_T("\n没有属性定义"));
// actrTransactionManager->abortTransaction();
// return;
//}
AcDbBlockTableRecordIterator* pIterator;
if( Acad::eOk != pBTR->newIterator( pIterator ) )
{
actrTransactionManager->abortTransaction();
return;
}
// 遍历块中的图元，查找AcDbAttributeDefinition
for( pIterator->start( true ); !pIterator->done(); pIterator->step( true ) )
{
AcDbObjectId objId;
if( Acad::eOk != pIterator->getEntityId( objId ) ) continue;
if( Acad::eOk != pTrans->getObject( pObj, objId, AcDb::kForWrite ) ) continue;
AcDbEntity* pEnt = AcDbEntity::cast( pObj );
if( !pEnt->isKindOf( AcDbAttributeDefinition::desc() ) )
{
AcDbEntity* pClone = AcDbEntity::cast( pEnt->clone() );
pClone->transformBy( blkXform );
// 添加到实体集合
ents.append( pClone );
}
else
{
AcDbAttributeDefinition* pAttDef = AcDbAttributeDefinition::cast( pEnt );
pAttDef->convertIntoMTextAttributeDefinition( Adesk::kTrue );
// 获取标签名称
ACHAR* pTag = pAttDef->tag();
int pos = names.find( pTag );
if( pos != -1 )
{
// 获取多行文本对象
AcDbMText* pMText = pAttDef->getMTextAttributeDefinition();
pMText->transformBy( blkXform );
pMText->setContents( attValues[pos].kACharPtr() );
// 添加到实体集合
ents.append( pMText );
}
acutDelString( pTag );
}
}
delete pIterator;
actrTransactionManager->endTransaction();
}
