ObjectARX学习笔记(十)----如何创建单行文本AcDbText

╰半橙微兮° 2022-08-25 09:26 175阅读 0赞

AcDbText(
        const AcGePoint3d& position, 
        const ACHAR* text, 
        AcDbObjectId style = AcDbObjectId::kNull, 
        double height = 0, 
        double rotation = 0
    );

![Image 1][]Parameters

<table> 
 <tbody> 
  <tr> 
   <td> 
    <div>
      Parameters 
    </div> </td> 
   <td> 
    <div>
      Description 
    </div> </td> 
  </tr> 
  <tr> 
   <td> 
    <div>
      const AcGePoint3d&amp; position 
    </div> </td> 
   <td> 
    <div>
      Input insertion point for the text 
    </div> </td> 
  </tr> 
  <tr> 
   <td> 
    <div>
      const ACHAR* text 
    </div> </td> 
   <td> 
    <div>
      Input text string to be used as displayed text. 
    </div> </td> 
  </tr> 
  <tr> 
   <td> 
    <div>
      AcDbObjectId style = AcDbObjectId::kNull 
    </div> </td> 
   <td> 
    <div>
      Input object ID of the 
     <a rel="nofollow"> AcDbTextStyleTableRecord</a> to use 
    </div> </td> 
  </tr> 
  <tr> 
   <td> 
    <div>
      double height = 0 
    </div> </td> 
   <td> 
    <div>
      Input height of the shape 
    </div> </td> 
  </tr> 
  <tr> 
   <td> 
    <div>
      double rotation = 0 
    </div> </td> 
   <td> 
    <div>
      Input 
     <a rel="nofollow">rotation</a> angle (in radians) for the text about its OCS Z axis&nbsp; 
    </div> </td> 
  </tr> 
 </tbody> 
</table>

AcGePoint3d ptSart(0,0,0);  
AcDbText  \*pTextEntity = new AcDbText(ptSart,\_T("你好啊"),AcDbObjectId::kNull,100,0);  
if (pTextEntity == NULL)  
return;  
  //将实体添加到模型空间是固定的代码，  
AcDbDatabase\* pDb = NULL;  
pDb = acdbHostApplicationServices()->workingDatabase();  
if (pDb == NULL)  
return ;  
  
  
AcDbBlockTable \* pBlkTable ;   
if(pDb->getBlockTable(pBlkTable , AcDb::kForRead) != Acad::eOk )   
return ;  
  
  
AcDbBlockTableRecord \* pRec ;  
if(pBlkTable->getAt(ACDB\_MODEL\_SPACE , pRec , AcDb::kForWrite) != Acad::eOk)   
return ;  
pBlkTable->close();  
  
  
AcDbObjectId objId = AcDbObjectId::kNull;  
  
  
if(pRec->appendAcDbEntity(objId, pTextEntity) != Acad::eOk)  //将线添加到dwg中  
return ;  
  
  
pTextEntity->close() ;   
pRec->close() ;

[Image 1]: