大概思路是将每个视图导出PDF，在调另一个项目的EXE(PDF转PNG)
1 //ExportDrawViewPng 2 3 // Mandatory UF Includes 4 #include <uf.h> 5 #include <uf_object_types.h> 6 7 // Internal Includes 8 #include <NXOpen/ListingWindow.hxx> 9 #include <NXOpen/NXMessageBox.hxx> 10 #include <NXOpen/UI.hxx> 11 12 // Internal+External Includes 13 #include <NXOpen/Annotations.hxx> 14 #include <NXOpen/Assemblies_Component.hxx> 15 #include <NXOpen/Assemblies_ComponentAssembly.hxx> 16 #include <NXOpen/Body.hxx> 17 #include <NXOpen/BodyCollection.hxx> 18 #include <NXOpen/Face.hxx> 19 #include <NXOpen/Line.hxx> 20 #include <NXOpen/NXException.hxx> 21 #include <NXOpen/NXObject.hxx> 22 #include <NXOpen/Part.hxx> 23 #include <NXOpen/PartCollection.hxx> 24 #include <NXOpen/Session.hxx> 25 26 27 #include <uf.h> 28 #include <uf_ui.h> 29 #include <uf_draw.h> 30 #include <uf_cfi.h> 31 #include <uf_drf.h> 32 #include <uf_obj.h> 33 #include <uf_part.h> 34 #include <uf_cgm.h> 35 #include <windows.h> 36 #include <NXOpen/PrintPDFBuilder.hxx> 37 #include <NXOpen/PlotManager.hxx> 38 39 // Std C++ Includes 40 #include <iostream> 41 #include <sstream> 42 43 using namespace NXOpen; 44 using namespace std; 45 using std::string; 46 using std::exception; 47 using std::stringstream; 48 using std::endl; 49 using std::cout; 50 using std::cerr; 51 52 53 //------------------------------------------------------------------------------ 54 // NXOpen c++ test class 55 //------------------------------------------------------------------------------ 56 class MyClass 57 { 58 // class members 59 public: 60 static Session *theSession; 61 static UI *theUI; 62 63 MyClass(); 64 ~MyClass(); 65 66 void do_it(); 67 void print(const NXString &); 68 void print(const string &); 69 void print(const char*); 70 71 void ExportPdf(tag_t drawing_tag, char* outFilePath, char* outPdfFilePath); 72 73 private: 74 Part *workPart, *displayPart; 75 NXMessageBox *mb; 76 ListingWindow *lw; 77 LogFile *lf; 78 }; 79 80 //------------------------------------------------------------------------------ 81 // Initialize static variables 82 //------------------------------------------------------------------------------ 83 Session *(MyClass::theSession) = NULL; 84 UI *(MyClass::theUI) = NULL; 85 86 //------------------------------------------------------------------------------ 87 // Constructor 88 //------------------------------------------------------------------------------ 89 MyClass::MyClass() 90 { 91 92 // Initialize the NX Open C++ API environment 93 MyClass::theSession = NXOpen::Session::GetSession(); 94 MyClass::theUI = UI::GetUI(); 95 mb = theUI->NXMessageBox(); 96 lw = theSession->ListingWindow(); 97 lf = theSession->LogFile(); 98 99 workPart = theSession->Parts()->Work(); 100 displayPart = theSession->Parts()->Display(); 101 102 } 103 104 //------------------------------------------------------------------------------ 105 // Destructor 106 //------------------------------------------------------------------------------ 107 MyClass::~MyClass() 108 { 109 } 110 111 //------------------------------------------------------------------------------ 112 // Print string to listing window or stdout 113 //------------------------------------------------------------------------------ 114 void MyClass::print(const NXString &msg) 115 { 116 if (!lw->IsOpen()) lw->Open(); 117 lw->WriteLine(msg); 118 } 119 void MyClass::print(const string &msg) 120 { 121 if (!lw->IsOpen()) lw->Open(); 122 lw->WriteLine(msg); 123 } 124 void MyClass::print(const char * msg) 125 { 126 if (!lw->IsOpen()) lw->Open(); 127 lw->WriteLine(msg); 128 } 129 130 131 132 void MyClass::ExportPdf(tag_t drawing_tag, char* outFilePath, char* outPdfFilePath) 133 { 134 if (drawing_tag != NULL_TAG) 135 { 136 UF_CGM_export_options_t export_options; 137 UF_CGM_ask_default_export_options(&export_options); 138 //UF_CGM_ask_session_export_options(&export_options);//用这个函数也可以初始化 139 export_options.reason = UF_CGM_pdf_reason; 140 UF_CGM_set_session_export_options(&export_options); 141 142 UF_CGM_export_cgm(drawing_tag, &export_options, outFilePath); //导出成CGM文件 143 144 //将CGM转换成PDF 145 NXOpen::NXString nxbasedir = theSession->GetEnvironmentVariableValue("UGII_BASE_DIR");//获取NX主目录 146 std::ostringstream tempstring; 147 tempstring << nxbasedir.GetLocaleText() << "\\NXPLOT\\bin\\pdf\\cgm2pdf.exe " << outFilePath << " " << outPdfFilePath; 148 std::string covertvalule = tempstring.str(); 149 WinExec(covertvalule.c_str(), SW_HIDE); //打开PDF转换器，并转换 150 tempstring.str(""); 151 tempstring.clear(); 152 } 153 } 154 155 156 //------------------------------------------------------------------------------ 157 // Do something 158 //------------------------------------------------------------------------------ 159 void MyClass::do_it() 160 { 161 162 // TODO: add your code here 163 164 UF_initialize(); 165 166 //获得当前图纸页tag 167 tag_t drawing_tag = NULL_TAG; 168 UF_DRAW_ask_current_drawing(&drawing_tag); 169 170 //打开图纸页 171 UF_DRAW_open_drawing(drawing_tag); 172 173 174 //遍历图纸所有尺寸 175 vector<tag_t> DimAll; 176 tag_t DimTag = NULL_TAG; 177 UF_OBJ_cycle_objs_in_part1(UF_PART_ask_display_part(), UF_dimension_type, &DimTag);//遍历所有尺寸 178 while (DimTag != NULL_TAG) 179 { 180 DimAll.push_back(DimTag);//把所有尺寸tag添加到vector里 181 182 UF_OBJ_cycle_objs_in_part1(UF_PART_ask_display_part(), UF_dimension_type, &DimTag);//遍历所有尺寸 183 } 184 185 int Count = 1; 186 //获得图纸页上的所有视图 187 int num_views = 0; 188 tag_t* view_tag = NULL_TAG; 189 UF_DRAW_ask_views(drawing_tag, &num_views, &view_tag); 190 for (int i = 0; i < num_views; i++) 191 { 192 //获得视图的最大边界 193 double view_borders[4]; 194 UF_DRAW_ask_view_borders(view_tag[i], view_borders); 195 196 //获得视图原点 197 double ViewOrigin[2]; 198 ViewOrigin[0] = (view_borders[2] - view_borders[0]) / 2 + view_borders[0]; 199 ViewOrigin[1] = (view_borders[3] - view_borders[1]) / 2 + view_borders[1]; 200 201 //更新视图 202 UF_DRAW_update_one_view(drawing_tag, view_tag[i]); 203 204 //先移动下视图位置，为视图移动到下一张图纸页上做准备 205 double drawing_reference_point1[2] = { 50, 50 }; 206 UF_DRAW_move_view(view_tag[i], drawing_reference_point1); 207 208 //更新视图 209 UF_DRAW_update_one_view(drawing_tag, view_tag[i]); 210 211 //获取视图上面尺寸的最大边界 212 //由最大边界来定义新的图纸页大小 213 //此步骤还没写 214 //...... 215 216 217 //新建图纸页 218 char msg[256]; 219 sprintf_s(msg, "%d", Count); 220 UF_DRAW_info_t DrawingInfo; 221 DrawingInfo.size_state = UF_DRAW_CUSTOM_SIZE; 222 DrawingInfo.size.custom_size[0] = view_borders[3] - view_borders[1] + 50; 223 DrawingInfo.size.custom_size[1] = view_borders[2] - view_borders[0] + 50; 224 DrawingInfo.drawing_scale = 1.0; 225 DrawingInfo.units = UF_PART_METRIC; 226 DrawingInfo.projection_angle = UF_DRAW_FIRST_ANGLE_PROJECTION; 227 tag_t DrawTAG1 = NULL_TAG; 228 UF_DRAW_create_drawing(msg, &DrawingInfo, &DrawTAG1); 229 230 231 //移动视图到其他图纸页 232 UF_DRAW_move_view_to_drawing(view_tag[i], DrawTAG1); 233 234 //移动每个视图到居中位置 235 double drawing_reference_point[2] = { (view_borders[2] - view_borders[0] + 60) / 2, (view_borders[3] - view_borders[1] + 60) / 2 }; 236 UF_DRAW_move_view(view_tag[i], drawing_reference_point); 237 238 //转换(设置导出路径) 239 char msgCGM[256]; 240 sprintf_s(msgCGM, "D:\\PNG\\lsy%d.cgm", Count); 241 242 char msgPDF[256]; 243 sprintf_s(msgPDF, "D:\\PNG\\lsy%d.pdf", Count); 244 245 //将图纸页导出PDF 246 ExportPdf(DrawTAG1, msgCGM, msgPDF); 247 248 //转换 249 char Pdf2Png[256]; 250 string A = "D:\\PNG\\"; 251 string B = msg; 252 string PngName = A + B; 253 sprintf_s(Pdf2Png, "D:\\Pdf2PngTools\\Pdf2Png.exe %s %s", msgPDF, PngName.c_str()); 254 255 //判断文件是否存在 256 int status = 0; 257 UF_CFI_ask_file_exist("D:\\Pdf2PngTools\\Pdf2Png.exe", &status); 258 if (status != 0) 259 { 260 uc1601("提示:D:\\Pdf2PngTools\\Pdf2Png.exe程序不存在", 1); 261 return; 262 } 263 264 Sleep(1000);//这个地方必须得延迟一下，要不然连续调EXE导出就会报错 265 266 //调EXE,PDF转PNG 267 system(Pdf2Png); 268 269 //删除.pdf和.cgm 270 DeleteFile(msgPDF);//.pdf 271 DeleteFile(msgCGM);//.cgm 272 273 Count++; 274 } 275 276 277 UF_terminate(); 278 } 279 280 //------------------------------------------------------------------------------ 281 // Entry point(s) for unmanaged internal NXOpen C/C++ programs 282 //------------------------------------------------------------------------------ 283 // Explicit Execution 284 extern "C" DllExport void ufusr(char *parm, int *returnCode, int rlen) 285 { 286 try 287 { 288 // Create NXOpen C++ class instance 289 MyClass *theMyClass; 290 theMyClass = new MyClass(); 291 theMyClass->do_it(); 292 delete theMyClass; 293 } 294 catch (const NXException& e1) 295 { 296 UI::GetUI()->NXMessageBox()->Show("NXException", NXOpen::NXMessageBox::DialogTypeError, e1.Message()); 297 } 298 catch (const exception& e2) 299 { 300 UI::GetUI()->NXMessageBox()->Show("Exception", NXOpen::NXMessageBox::DialogTypeError, e2.what()); 301 } 302 catch (...) 303 { 304 UI::GetUI()->NXMessageBox()->Show("Exception", NXOpen::NXMessageBox::DialogTypeError, "Unknown Exception."); 305 } 306 } 307 308 309 //------------------------------------------------------------------------------ 310 // Unload Handler 311 //------------------------------------------------------------------------------ 312 extern "C" DllExport int ufusr_ask_unload() 313 { 314 return (int)NXOpen::Session::LibraryUnloadOptionImmediately; 315 } 316 317 Caesar卢尚宇 318 2019年11月23日
