选择瓶盖位置，可以自动标注一个带箭头的符号到瓶盖。
//创建符号 int UserSymbolCreate(ProDrawing drawing,ProName sym_name,ProVector pos) { ProError status; ProDtlsymdef symdef; ProDtlsyminstdata sym_data; ProDtlsyminst sym_inst; ProDtlattach attach; ProDtlvartext vartext; ProPath sym_def_path; ProLine var_text_prompt; ProLine var_text_replace; ProStringToWstring(sym_def_path,"C:\\Users\\Public\\Documents\\symbol"); ProStringToWstring(var_text_prompt,"CAP"); status=ProDrawingDtlsymdefRetrieve(drawing,sym_def_path,sym_name,PRO_VALUE_UNUSED,PRO_B_TRUE,&symdef); //分配data status=ProDtlsyminstdataAlloc(drawing,&sym_data); status=ProDtlsyminstdataDefSet(sym_data,&symdef); //分配attach status=ProDtlattachAlloc(PRO_DTLATTACHTYPE_FREE,NULL,pos,NULL,&attach); status=ProDtlsyminstdataAttachtypeSet(sym_data,PROSYMDEFATTACHTYPE_FREE); status=ProDtlsyminstdataAttachmentSet(sym_data,attach); //分配text status=ProDtlvartextAlloc(var_text_prompt,var_text_replace,&vartext); status=ProDtlsyminstdataVartextAdd(sym_data,vartext); //创建该符号 status=ProDtlsyminstCreate(drawing,sym_data,&sym_inst); status=ProDtlsyminstShow(&sym_inst); ProDtlattachFree(attach); ProDtlvartextFree(vartext); ProDtlsyminstdataFree(sym_data); return PRO_TK_NO_ERROR; } ProError SymbolMenuAction() { ProError status; ProMdl drawing; ProVector pos; ProMouseButton button; ProName sym_name,name; ProStringToWstring(sym_name,"symbol"); int pid; status=ProWindowCurrentGet(&pid); status=ProMdlCurrentGet(&drawing); if (status!=PRO_TK_NO_ERROR) { return status; } status=ProMdlNameGet(drawing,name); if (status!=NULL) { return status; } status=ProMdlInit(name,PRO_MDL_DRAWING,&drawing); if (status!=NULL) { return status; } status=ProMessageDisplay(L"MESSAGE.txt","user pick the symbol position"); if (ProMousePickGet(PRO_ANY_BUTTON,&button,pos)!=PRO_TK_NO_ERROR) { return status; } UserSymbolCreate((ProDrawing)drawing,sym_name,pos); ProWindowActivate(pid); return PRO_TK_NO_ERROR; } void CPart2DDlg::OnBnClickedBtnSymbolAdd() { // TODO: 在此添加控件通知处理程序代码 ProError err; ProDrawing drawing=NULL; ProMouseButton button_pressed; ProVector position; ProModelitem modelitem; ProSelection* sel; int n_sel; //获取当前模型 err=ProMdlCurrentGet((ProMdl*)&drawing); if (err!=PRO_TK_NO_ERROR) { return; } //获取用户单击鼠标后获得的坐标位置（即符号将要放置的位置） if (ProMousePickGet(PRO_ANY_BUTTON,&button_pressed,position)!=PRO_TK_NO_ERROR) { return; } //选择一个对象（符号所依附的对象） err=ProSelect((char*)"feature",1,NULL,NULL,NULL,NULL,&sel,&n_sel); if (err!=PRO_TK_NO_ERROR||n_sel<1) { return; } //从所选对象中获取模型项 err=ProSelectionModelitemGet(sel[0],&modelitem); if (err!=PRO_TK_NO_ERROR) { return; } SymbolMenuAction(); }
