public void updateTBFromFile()
{
Database db = HostApplicationServices.WorkingDatabase;
Editor ed = Autodesk.AutoCAD.ApplicationServices.Core.Application.DocumentManager.MdiActiveDocument.Editor;
//read external json
PromptFileNameResult pfnr = ed.GetFileNameForOpen("\nSpecify json file");
if (pfnr.Status != PromptStatus.OK)
{
ed.WriteMessage("\nerror to read external json file " + pfnr.Status.ToString());
return;
}
string paramFile = pfnr.StringResult;
string rawJsonContent = File.ReadAllText(paramFile);
Transaction tr = db.TransactionManager.StartTransaction();
// Start the transaction
try
{
//convert json to json class
jsonDrawing jsonDrawingInstance = JsonConvert.DeserializeObject <jsonDrawing>(rawJsonContent);
if (jsonDrawingInstance == null)
{
ed.WriteMessage("\nraw json file is bad!\n");
return;
}
//string tblayer = jsonDrawingInstance.tblayer;
//create the layer for signature
ObjectId lyId = createLayer("signature_layer");
if (lyId.IsNull)
{
ed.WriteMessage("\nlayer cannot be created");
return;
}
// Build a filter list so that only block references are selected
TypedValue[] filList = new TypedValue[1] {
new TypedValue((int)DxfCode.Start, "INSERT")
};
SelectionFilter filter = new SelectionFilter(filList);
PromptSelectionResult res = ed.SelectAll(filter);
// Do nothing if selection is unsuccessful
if (res.Status != PromptStatus.OK)
{
ed.WriteMessage("\nno any Insert in this drawing!");
return;
}
SelectionSet selSet = res.Value;
ObjectId[] idArray = selSet.GetObjectIds();
foreach (ObjectId blkId in idArray)
{
BlockReference blkRef = (BlockReference)tr.GetObject(blkId, OpenMode.ForRead);
BlockTableRecord btr = (BlockTableRecord)tr.GetObject(blkRef.BlockTableRecord, OpenMode.ForRead);
ed.WriteMessage("\nBlock: " + btr.Name);
btr.Dispose();
AttributeCollection attCol = blkRef.AttributeCollection;
foreach (ObjectId attId in attCol)
{
AttributeReference attRef = (AttributeReference)tr.GetObject(attId, OpenMode.ForWrite);
//check the block ref of title block on the specific layer
if (attRef.Layer == Helper.tblayer)
{
foreach (var eachAtt in jsonDrawingInstance.tbjson)
{
if (eachAtt.tag == attRef.Tag)
{
ed.WriteMessage("\nbegin: " + eachAtt.tag + " \n");
ed.WriteMessage("\nis image: " + eachAtt.isImage + " \n");
if (eachAtt.isImage)
{
attRef.TextString = "";
//create image for signature
createImages(eachAtt, tr, lyId);
}
else
{
attRef.TextString = eachAtt.content;
}
break;
ed.WriteMessage("\nend: " + eachAtt.tag + " \n");
}
}
}
}
}
tr.Commit();
}
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage(("\nException: " + ex.Message));
}
finally
{
tr.Dispose();
}
db.SaveAs("newTB.dwg", DwgVersion.Newest);
}
/// <summary>
///
/// </summary>
/// <param name="isLocalTest">true: simulate an signature image to a json string. the example image is testsig.png</param>
void GenerateTBJson(bool isLocalTest = false)
{
Editor ed = Autodesk.AutoCAD.ApplicationServices.Core.Application.DocumentManager.MdiActiveDocument.Editor;
Database db = HostApplicationServices.WorkingDatabase;
Transaction tr = db.TransactionManager.StartTransaction();
try
{
ed.WriteMessage("\nbegin att checking");
// Build a filter list so that only block references are selected
TypedValue[] filList = new TypedValue[1] {
new TypedValue((int)DxfCode.Start, "INSERT")
};
SelectionFilter filter = new SelectionFilter(filList);
PromptSelectionResult res = ed.SelectAll(filter);
// Do nothing if selection is unsuccessful
if (res.Status != PromptStatus.OK)
{
return;
}
SelectionSet selSet = res.Value;
ObjectId[] idArray = selSet.GetObjectIds();
List <jsonAttribute> jsonDataArray = new List <jsonAttribute>();
ed.WriteMessage("\nbegin each checking");
foreach (ObjectId blkId in idArray)
{
BlockReference blkRef = (BlockReference)tr.GetObject(blkId, OpenMode.ForRead);
BlockTableRecord btr = (BlockTableRecord)tr.GetObject(blkRef.BlockTableRecord, OpenMode.ForRead);
ed.WriteMessage("\nBlock: " + btr.Name);
btr.Dispose();
AttributeCollection attCol = blkRef.AttributeCollection;
//attribute index
int index = 0;
foreach (ObjectId attId in attCol)
{
AttributeReference attRef = (AttributeReference)tr.GetObject(attId, OpenMode.ForRead);
if (attRef.Layer == "AM_BOR")
{
ed.WriteMessage("\nbegin: " + attRef.Tag);
string _height = attRef.Height.ToString();
string _tag = attRef.Tag;
int pFrom = _tag.IndexOf("{") + 1;
int pTo = _tag.LastIndexOf("}");
string _width_radio = _tag.Substring(pFrom, pTo - pFrom);
string _pos = attRef.Position.X.ToString() + "," +
attRef.Position.Y.ToString() + "," +
attRef.Position.Z.ToString();
string _cont = attRef.TextString;
var jsonData = new jsonAttribute()
{
tag = _tag,
height = _height,
width_ratio = _width_radio,
position = _pos,
content = _cont,
isImage = false,
imgbase64 = ""
};
//if this is to test an image locally
//only simulate the attribute in even index will be an image
if (isLocalTest && (index % 2 == 1))
{
jsonData.isImage = true;
jsonData.imgbase64 = imageToBase64();
}
jsonDataArray.Add(jsonData);
ed.WriteMessage("end: " + attRef.Tag);
index++;
}
//tag: {12.3} is the\ ratio of the defined width for the text to the text height. For example, if the text height is 5 units, and the width of the available space is 100 units, the value between the curly brackets is 20.
//http://knowledge.autodesk.com/support/autocad-mechanical/getting-started/caas/CloudHelp/cloudhelp/2015/ENU/AutoCAD-Mechanical/files/GUID-ADFE83F7-CE92-4996-8231-D3C5FD5A1A92-htm.html
}
}
tr.Commit();
var jsonDrawingInstance = new jsonDrawing()
{
tbjson = jsonDataArray.ToArray <jsonAttribute>()
};
// this is the Newtonsoft API method
string json_data = JsonConvert.SerializeObject(jsonDrawingInstance);
var jsonOut = Path.Combine(Helper.jsonfilename);
FileStream fs = new FileStream(jsonOut, FileMode.Create);
StreamWriter sw = new StreamWriter(fs);
try
{
sw.Write(json_data);
sw.Flush();
}
catch (System.Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.Message.ToString());
}
finally
{
sw.Close();
fs.Close();
}
ed.WriteMessage("\nend att checking");
}
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage(("\nException: " + ex.Message));
return;
}
finally
{
tr.Dispose();
}
}
/// <summary>
///
/// </summary>
/// <param name="isLocalTest">true: simulate an signature image to a json string. the example image is testsig.png</param>
void GenerateTBJson(bool isLocalTest = false)
{
Editor ed = Autodesk.AutoCAD.ApplicationServices.Core.Application.DocumentManager.MdiActiveDocument.Editor;
Database db = HostApplicationServices.WorkingDatabase;
Transaction tr = db.TransactionManager.StartTransaction();
try
{
ed.WriteMessage("\nbegin att checking");
// Build a filter list so that only block references are selected
TypedValue[] filList = new TypedValue[1] {
new TypedValue((int)DxfCode.Start, "INSERT")
};
SelectionFilter filter = new SelectionFilter(filList);
PromptSelectionResult res = ed.SelectAll(filter);
// Do nothing if selection is unsuccessful
if (res.Status != PromptStatus.OK)
return;
SelectionSet selSet = res.Value;
ObjectId[] idArray = selSet.GetObjectIds();
List<jsonAttribute> jsonDataArray = new List<jsonAttribute>();
ed.WriteMessage("\nbegin each checking");
foreach (ObjectId blkId in idArray)
{
BlockReference blkRef = (BlockReference)tr.GetObject(blkId, OpenMode.ForRead);
BlockTableRecord btr = (BlockTableRecord)tr.GetObject(blkRef.BlockTableRecord, OpenMode.ForRead);
ed.WriteMessage("\nBlock: " + btr.Name);
btr.Dispose();
AttributeCollection attCol = blkRef.AttributeCollection;
//attribute index
int index = 0;
foreach (ObjectId attId in attCol)
{
AttributeReference attRef = (AttributeReference)tr.GetObject(attId, OpenMode.ForRead);
if (attRef.Layer == "AM_BOR")
{
ed.WriteMessage("\nbegin: " + attRef.Tag);
string _height = attRef.Height.ToString();
string _tag = attRef.Tag;
int pFrom = _tag.IndexOf("{") + 1;
int pTo = _tag.LastIndexOf("}");
string _width_radio = _tag.Substring(pFrom, pTo - pFrom);
string _pos = attRef.Position.X.ToString() + "," +
attRef.Position.Y.ToString() + "," +
attRef.Position.Z.ToString();
string _cont = attRef.TextString;
var jsonData = new jsonAttribute()
{
tag = _tag,
height = _height,
width_ratio = _width_radio,
position = _pos,
content = _cont,
isImage = false,
imgbase64 = ""
};
//if this is to test an image locally
//only simulate the attribute in even index will be an image
if (isLocalTest && (index%2==1))
{
jsonData.isImage = true;
jsonData.imgbase64 = imageToBase64();
}
jsonDataArray.Add(jsonData);
ed.WriteMessage("end: " + attRef.Tag);
index++;
}
//tag: {12.3} is the\ ratio of the defined width for the text to the text height. For example, if the text height is 5 units, and the width of the available space is 100 units, the value between the curly brackets is 20.
//http://knowledge.autodesk.com/support/autocad-mechanical/getting-started/caas/CloudHelp/cloudhelp/2015/ENU/AutoCAD-Mechanical/files/GUID-ADFE83F7-CE92-4996-8231-D3C5FD5A1A92-htm.html
}
}
tr.Commit();
var jsonDrawingInstance = new jsonDrawing()
{
tbjson = jsonDataArray.ToArray<jsonAttribute>()
};
// this is the Newtonsoft API method
string json_data = JsonConvert.SerializeObject(jsonDrawingInstance);
var jsonOut = Path.Combine(Helper.jsonfilename);
FileStream fs = new FileStream(jsonOut, FileMode.Create);
StreamWriter sw = new StreamWriter(fs);
try
{
sw.Write(json_data);
sw.Flush();
}
catch (System.Exception ex)
{
System.Windows.Forms.MessageBox.Show(ex.Message.ToString());
}
finally
{
sw.Close();
fs.Close();
}
ed.WriteMessage("\nend att checking");
}
catch (Autodesk.AutoCAD.Runtime.Exception ex)
{
ed.WriteMessage(("\nException: " + ex.Message));
return;
}
finally
{
tr.Dispose();
}
}
