commit 163e14ad2559ddd6d3385732ff8bb464a40305e3
Author: natexvi <natediven1@gmail.com>
Date:   Fri Feb 20 14:27:51 2026 -0800

    initial commit

diff --git a/dyn-table.dwg b/dyn-table.dwg
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diff --git a/example1.cpp b/example1.cpp
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+/*
+ * Example 2
+ *
+ * This program copies the first block reference from the
+ * example drawing to a new drawing file.
+ */
+#include "OdaCommon.h"
+
+#include "DbBlockTableRecord.h"
+#include "DbDatabase.h"
+#include "DbIdMapping.h"
+#include "DbObject.h"
+#include "DbObjectId.h"
+#include "DbSystemServices.h"
+#include "DynamicLinker.h"
+#include "ExHostAppServices.h"
+#include "ExPrintConsole.h"
+#include "ExSystemServices.h"
+#include "IdArrays.h"
+#include "OdCodePage.h"
+#include "OdModuleNames.h"
+#include "RxInit.h"
+#include "diagnostics.h"
+#include <iostream>
+
+static void
+MyAssert(const char *expression, const char *fileName, int nLineNo) {
+  OdString message;
+  message.format(L"\n!!! Assertion failed: \"%s\"\n    file: %ls, line %d\n\n",
+                 OdString(expression).c_str(),
+                 OdString(fileName).c_str(),
+                 nLineNo);
+  odPrintConsoleString(message);
+}
+
+class MyServices : public ExSystemServices, public ExHostAppServices {};
+
+void InitServices(OdStaticRxObject<MyServices> *svcs) {
+  odSetAssertFunc(MyAssert);
+  odInitialize(svcs);
+  svcs->disableOutput(true);
+
+  // load dynamic block related modules
+  ::odrxInitialize(svcs);
+  ::odrxDynamicLinker()->loadModule(DbConstraintsModuleName);
+  ::odrxDynamicLinker()->loadModule(OdDynBlocksModuleName);
+
+  // set codepage to avoid AutoCAD warning pop-up when creating DWGs from linux
+  svcs->setSystemCodePage(OdCodePageId::CP_ANSI_1252);
+}
+
+void UninitializeServices(OdStaticRxObject<MyServices> *svcs) {
+  odrxUninitialize();
+  odUninitialize();
+}
+
+void Run(OdStaticRxObject<MyServices> *svcs);
+
+int main(int argc, char **argv) {
+  // create and initialize the services
+  OdStaticRxObject<MyServices> svcs;
+  InitServices(&svcs);
+
+  // try to run the code and catch any exceptions
+  try {
+    Run(&svcs);
+  } catch(const OdError &e) {
+    odPrintConsoleString(L"OdError: ");
+    odPrintConsoleString(e.description());
+    odPrintConsoleString(L"\n");
+  } catch(const std::exception &e) {
+    std::wcout << L"std::exception: " << e.what() << std::endl;
+  } catch(...) { odPrintConsoleString(L"Unknown exception\n"); }
+
+  // uninitialize the services and exit
+  UninitializeServices(&svcs);
+  return 0;
+}
+
+void Run(OdStaticRxObject<MyServices> *svcs) {
+  // read the example drawing
+  OdDbDatabasePtr sourceDb = svcs->readFile(L"./dyn-table.dwg");
+  // create a new empty drawing that the contents of the
+  // example drawing will be copied to
+  OdDbDatabasePtr targetDb = svcs->createDatabase();
+
+  // get the id of the first block reference in the example file
+  OdDbObjectIdArray sourceIds;
+  OdDbBlockTableRecordPtr sourceMsp = sourceDb->getModelSpaceId().openObject();
+  // this is the handle of the first block reference in the example drawing
+  OdString targetHandle = "25D";
+  bool found = false;
+  for(auto iter = sourceMsp->newIterator(); !iter->done(); iter->step()) {
+    OdDbObjectId id = iter->objectId();
+    OdString handle = id.getHandle().ascii();
+    if(handle == targetHandle) {
+      sourceIds.push_back(id);
+      found = true;
+    }
+  }
+
+  if(!found) {
+    odPrintConsoleString(L"Error: entity with handle " + targetHandle +
+                         L" not found in the source drawing.\n");
+    return;
+  }
+
+  // copy the entities to the new drawing
+  OdDbObjectId targetMspId = targetDb->getModelSpaceId();
+  OdDbIdMappingPtr idMap = OdDbIdMapping::createObject();
+  targetDb->wblockCloneObjects(
+      sourceIds, targetMspId, *idMap, OdDb::kDrcIgnore);
+
+  // write the new drawing to disk
+  targetDb->writeFile(L"./example2.dwg", OdDb::kDwg, OdDb::kDHL_CURRENT);
+  odPrintConsoleString(L"Success: created example2.dwg\n");
+}
diff --git a/example1.mp4 b/example1.mp4
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diff --git a/example2.cpp b/example2.cpp
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+++ b/example2.cpp
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+/*
+ * Example 1
+ *
+ * This program copies all the model space entities from the
+ * example drawing to a new drawing file.
+ */
+#include "OdaCommon.h"
+
+#include "DbBlockTableRecord.h"
+#include "DbDatabase.h"
+#include "DbIdMapping.h"
+#include "DbObject.h"
+#include "DbObjectId.h"
+#include "DbSystemServices.h"
+#include "DynamicLinker.h"
+#include "ExHostAppServices.h"
+#include "ExPrintConsole.h"
+#include "ExSystemServices.h"
+#include "IdArrays.h"
+#include "OdCodePage.h"
+#include "OdModuleNames.h"
+#include "RxInit.h"
+#include "diagnostics.h"
+#include <iostream>
+
+static void
+MyAssert(const char *expression, const char *fileName, int nLineNo) {
+  OdString message;
+  message.format(L"\n!!! Assertion failed: \"%s\"\n    file: %ls, line %d\n\n",
+                 OdString(expression).c_str(),
+                 OdString(fileName).c_str(),
+                 nLineNo);
+  odPrintConsoleString(message);
+}
+
+class MyServices : public ExSystemServices, public ExHostAppServices {};
+
+void InitServices(OdStaticRxObject<MyServices> *svcs) {
+  odSetAssertFunc(MyAssert);
+  odInitialize(svcs);
+  svcs->disableOutput(true);
+
+  // load dynamic block related modules
+  ::odrxInitialize(svcs);
+  ::odrxDynamicLinker()->loadModule(DbConstraintsModuleName);
+  ::odrxDynamicLinker()->loadModule(OdDynBlocksModuleName);
+
+  // set codepage to avoid AutoCAD warning pop-up when creating DWGs from linux
+  svcs->setSystemCodePage(OdCodePageId::CP_ANSI_1252);
+}
+
+void UninitializeServices(OdStaticRxObject<MyServices> *svcs) {
+  odrxUninitialize();
+  odUninitialize();
+}
+
+void Run(OdStaticRxObject<MyServices> *svcs);
+
+int main(int argc, char **argv) {
+  // create and initialize the services
+  OdStaticRxObject<MyServices> svcs;
+  InitServices(&svcs);
+
+  // try to run the code and catch any exceptions
+  try {
+    Run(&svcs);
+  } catch(const OdError &e) {
+    odPrintConsoleString(L"OdError: ");
+    odPrintConsoleString(e.description());
+    odPrintConsoleString(L"\n");
+  } catch(const std::exception &e) {
+    std::wcout << L"std::exception: " << e.what() << std::endl;
+  } catch(...) { odPrintConsoleString(L"Unknown exception\n"); }
+
+  // uninitialize the services and exit
+  UninitializeServices(&svcs);
+  return 0;
+}
+
+void Run(OdStaticRxObject<MyServices> *svcs) {
+  // read the example drawing
+  OdDbDatabasePtr sourceDb = svcs->readFile(L"./dyn-table.dwg");
+  // create a new empty drawing that the contents of the
+  // example drawing will be copied to
+  OdDbDatabasePtr targetDb = svcs->createDatabase();
+
+  // get the ids of all the entities in model space
+  OdDbObjectIdArray sourceIds;
+  OdDbBlockTableRecordPtr sourceMsp = sourceDb->getModelSpaceId().openObject();
+  for(auto iter = sourceMsp->newIterator(); !iter->done(); iter->step()) {
+    sourceIds.push_back(iter->objectId());
+  }
+
+  // copy the entities to the new drawing
+  OdDbObjectId targetMspId = targetDb->getModelSpaceId();
+  OdDbIdMappingPtr idMap = OdDbIdMapping::createObject();
+  targetDb->wblockCloneObjects(
+      sourceIds, targetMspId, *idMap, OdDb::kDrcIgnore);
+
+  // write the new drawing to disk
+  targetDb->writeFile(L"./example1.dwg", OdDb::kDwg, OdDb::kDHL_CURRENT);
+  odPrintConsoleString(L"Success: created example1.dwg\n");
+}
diff --git a/example2.mp4 b/example2.mp4
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