将 DXF/DWG 图纸插入到 DXF 中
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]如何将 DXF/DWG 图纸插入到 DXF 中
问题： 如何将 DXF/DWG 图纸插入到 DXF 中。
提示： 要做到这一点，您必须首先创建一个具有必要值的 CadInsertObject，然后在 CadBlockDictionary 中获取所有块，创建一个新的 CadBlockEntity 块并将其添加到 CadBlockDictionary 中，将 CadBlockDictionary 添加到图纸的 BlockEntities 中，为数组向图纸的实体添加一个 CadInsertObject。
示例：
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| / this part is not required but detects the first available free ID for handle as each object should have unique one | |
| // assuming that we only make export, but not saving to dxf/dwg, you may assign any unique value | |
| string newObjectID = "FFFFFF"; | |
| if (cadImage.Header.HeaderProperties.ContainsKey(CadHeaderAttribute.HANDSEED)) | |
| { | |
| newObjectID = ((CadStringParameter)cadImage.Header.HeaderProperties[CadHeaderAttribute.HANDSEED][0]).Value; | |
| int nextAvailableID = int.Parse(newObjectID, System.Globalization.NumberStyles.HexNumber) + 1; | |
| ((CadStringParameter)cadImage.Header.HeaderProperties[CadHeaderAttribute.HANDSEED][0]).Value = nextAvailableID.ToString("X"); | |
| } | |
| CadInsertObject newInsert = new CadInsertObject(); | |
| newInsert.Name = "foreground"; | |
| newInsert.SoftOwner.Value = cadImage.Layouts["Model"].BlockTableRecordHandle; | |
| newInsert.ObjectHandle = newObjectID; | |
| newInsert.LayerName = "0"; | |
| newInsert.InsertionPoint.X = 200; | |
| newInsert.InsertionPoint.Y = -1300; | |
| CadBlockDictionary allBlocks = cadImage.BlockEntities; | |
| CadBlockEntity newBlock = new CadBlockEntity(); | |
| newBlock.XRefPathName.Value = "foreground.dwg"; | |
| allBlocks.Add(newInsert.Name, newBlock); | |
| cadImage.BlockEntities = allBlocks; | |
| List entities = new List(cadImage.Entities); | |
| entities.Add(newInsert); | |
| cadImage.Entities = entities.ToArray(); | |
| cadImage.Save(...) |