/** * Writes out the MsoDrawing records and Obj records for each image * and chart on the sheet * * @param outputFile the output file * @exception IOException */ public void write(File outputFile) { // If there are no drawings or charts on this sheet then exit if (drawings.Count == 0 && charts.Length == 0) return; // See if any drawing has been modified bool modified = drawingsModified; int numImages = drawings.Count; foreach (DrawingGroupObject d in drawings) { if (d.getOrigin() != Origin.READ) modified = true; } // If the drawing order has been muddled at all, then we'll need // to regenerate the Escher drawing data if (numImages > 0 && !modified) { DrawingGroupObject d2 = (DrawingGroupObject)drawings[0]; if (!d2.isFirst()) modified = true; } // Check to see if this sheet consists of just a single chart. If so // there is no MsoDrawingRecord, so write out the data and exit if (numImages == 0 && charts.Length == 1 && charts[0].getMsoDrawingRecord() == null) modified = false; // this sheet has not been modified // If no drawing has been modified, then simply write them straight out // again and exit if (!modified) { writeUnmodified(outputFile); return; } object[] spContainerData = new object[numImages + charts.Length]; int length = 0; EscherContainer firstSpContainer = null; // Get all the spContainer byte data from the drawings // and store in an array for (int i = 0; i < numImages; i++) { DrawingGroupObject drawing = (DrawingGroupObject)drawings[i]; EscherContainer spc = drawing.getSpContainer(); if (spc != null) { byte[] data = spc.getData(); spContainerData[i] = data; if (i == 0) { firstSpContainer = spc; } else { length += data.Length; } } } // Get all the spContainer bytes from the charts and add to the array for (int i = 0; i < charts.Length; i++) { EscherContainer spContainer = charts[i].getSpContainer(); byte[] data = spContainer.getBytes(); //use getBytes instead of getData data = spContainer.setHeaderData(data); spContainerData[i + numImages] = data; if (i == 0 && numImages == 0) firstSpContainer = spContainer; else length += data.Length; } // Put the generalised stuff around the first item DgContainer dgContainer = new DgContainer(); Dg dg = new Dg(numImages + charts.Length); dgContainer.add(dg); SpgrContainer spgrContainer = new SpgrContainer(); SpContainer _spContainer = new SpContainer(); Spgr spgr = new Spgr(); _spContainer.add(spgr); Sp sp = new Sp(ShapeType.MIN,1024,5); _spContainer.add(sp); spgrContainer.add(_spContainer); spgrContainer.add(firstSpContainer); dgContainer.add(spgrContainer); byte[] firstMsoData = dgContainer.getData(); // Adjust the length of the DgContainer int len = IntegerHelper.getInt(firstMsoData[4], firstMsoData[5], firstMsoData[6], firstMsoData[7]); IntegerHelper.getFourBytes(len + length,firstMsoData,4); // Adjust the length of the SpgrContainer len = IntegerHelper.getInt(firstMsoData[28], firstMsoData[29], firstMsoData[30], firstMsoData[31]); IntegerHelper.getFourBytes(len + length,firstMsoData,28); // Now write out each MsoDrawing record // First MsoRecord // test hack for form objects, to remove the ClientTextBox record // from the end of the SpContainer if (numImages > 0 && ((DrawingGroupObject)drawings[0]).isFormObject()) { byte[] msodata2 = new byte[firstMsoData.Length - 8]; System.Array.Copy(firstMsoData,0,msodata2,0,msodata2.Length); firstMsoData = msodata2; } MsoDrawingRecord msoDrawingRecord = new MsoDrawingRecord(firstMsoData); outputFile.write(msoDrawingRecord); if (numImages > 0) { DrawingGroupObject firstDrawing = (DrawingGroupObject)drawings[0]; firstDrawing.writeAdditionalRecords(outputFile); } else { // first image is a chart Chart chart = charts[0]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } // Now do all the others for (int i = 1; i < spContainerData.Length; i++) { byte[] bytes = (byte[])spContainerData[i]; // test hack for form objects, to remove the ClientTextBox record // from the end of the SpContainer if (i < numImages && ((DrawingGroupObject)drawings[i]).isFormObject()) { byte[] bytes2 = new byte[bytes.Length - 8]; System.Array.Copy(bytes,0,bytes2,0,bytes2.Length); bytes = bytes2; } msoDrawingRecord = new MsoDrawingRecord(bytes); outputFile.write(msoDrawingRecord); if (i < numImages) { // Write anything else the object needs DrawingGroupObject d = (DrawingGroupObject)drawings[i]; d.writeAdditionalRecords(outputFile); } else { Chart chart = charts[i - numImages]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } } // Write any tail records that need to be written foreach (DrawingGroupObject dgo2 in drawings) dgo2.writeTailRecords(outputFile); }
/** * Writes out the drawings and the charts if nothing has been modified * * @param outputFile the output file * @exception IOException */ private void writeUnmodified(File outputFile) { if (charts.Length == 0 && drawings.Count == 0) { // No drawings or charts return; } else if (charts.Length == 0 && drawings.Count != 0) { // If there are no charts, then write out the drawings and return foreach (DrawingGroupObject d in drawings) { outputFile.write(d.getMsoDrawingRecord()); d.writeAdditionalRecords(outputFile); } foreach (DrawingGroupObject d in drawings) d.writeTailRecords(outputFile); return; } else if (drawings.Count == 0 && charts.Length != 0) { // If there are no drawings, then write out the charts and return Chart curChart = null; for (int i = 0; i < charts.Length; i++) { curChart = charts[i]; if (curChart.getMsoDrawingRecord() != null) outputFile.write(curChart.getMsoDrawingRecord()); if (curChart.getObjRecord() != null) outputFile.write(curChart.getObjRecord()); outputFile.write(curChart); } return; } // There are both charts and drawings - the output // drawing group records will need // to be re-jigged in order to write the drawings out first, then the // charts int numDrawings = drawings.Count; int length = 0; EscherContainer[] spContainers = new EscherContainer[numDrawings + charts.Length]; bool[] isFormobject = new bool[numDrawings + charts.Length]; for (int i = 0; i < numDrawings; i++) { DrawingGroupObject d = (DrawingGroupObject)drawings[i]; spContainers[i] = d.getSpContainer(); if (i > 0) length += spContainers[i].getLength(); if (d.isFormObject()) isFormobject[i] = true; } for (int i = 0; i < charts.Length; i++) { spContainers[i + numDrawings] = charts[i].getSpContainer(); length += spContainers[i + numDrawings].getLength(); } // Put the generalised stuff around the first item DgContainer dgContainer = new DgContainer(); Dg dg = new Dg(numDrawings + charts.Length); dgContainer.add(dg); SpgrContainer spgrContainer = new SpgrContainer(); SpContainer spContainer = new SpContainer(); Spgr spgr = new Spgr(); spContainer.add(spgr); Sp sp = new Sp(ShapeType.MIN,1024,5); spContainer.add(sp); spgrContainer.add(spContainer); spgrContainer.add(spContainers[0]); dgContainer.add(spgrContainer); byte[] firstMsoData = dgContainer.getData(); // Adjust the length of the DgContainer int len = IntegerHelper.getInt(firstMsoData[4], firstMsoData[5], firstMsoData[6], firstMsoData[7]); IntegerHelper.getFourBytes(len + length,firstMsoData,4); // Adjust the length of the SpgrContainer len = IntegerHelper.getInt(firstMsoData[28], firstMsoData[29], firstMsoData[30], firstMsoData[31]); IntegerHelper.getFourBytes(len + length,firstMsoData,28); // Now write out each MsoDrawing record and object record // Hack to remove the last eight bytes (text box escher record) // from the container if (isFormobject[0] == true) { byte[] cbytes = new byte[firstMsoData.Length - 8]; System.Array.Copy(firstMsoData,0,cbytes,0,cbytes.Length); firstMsoData = cbytes; } // First MsoRecord MsoDrawingRecord msoDrawingRecord = new MsoDrawingRecord(firstMsoData); outputFile.write(msoDrawingRecord); DrawingGroupObject dgo = (DrawingGroupObject)drawings[0]; dgo.writeAdditionalRecords(outputFile); // Now do all the others for (int i = 1; i < spContainers.Length; i++) { byte[] bytes = spContainers[i].getBytes(); byte[] bytes2 = spContainers[i].setHeaderData(bytes); // Hack to remove the last eight bytes (text box escher record) // from the container if (isFormobject[i] == true) { byte[] cbytes = new byte[bytes2.Length - 8]; System.Array.Copy(bytes2,0,cbytes,0,cbytes.Length); bytes2 = cbytes; } msoDrawingRecord = new MsoDrawingRecord(bytes2); outputFile.write(msoDrawingRecord); if (i < numDrawings) { dgo = (DrawingGroupObject)drawings[i]; dgo.writeAdditionalRecords(outputFile); } else { Chart chart = charts[i - numDrawings]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } } // Write any tail records that need to be written foreach (DrawingGroupObject dgo2 in drawings) dgo2.writeTailRecords(outputFile); }
/** * Displays an escher record * * @param er the record to display * @param level the amount of indentation * @exception IOException */ private void displayRecord(EscherRecord er, int level) { indent(level); EscherRecordType type = er.getType(); // Display the code writer.Write(System.String.Format("{0:X}", type.getValue())); writer.Write(" - "); // Display the name if (type == EscherRecordType.DGG_CONTAINER) { writer.WriteLine("Dgg Container"); } else if (type == EscherRecordType.BSTORE_CONTAINER) { writer.WriteLine("BStore Container"); } else if (type == EscherRecordType.DG_CONTAINER) { writer.WriteLine("Dg Container"); } else if (type == EscherRecordType.SPGR_CONTAINER) { writer.WriteLine("Spgr Container"); } else if (type == EscherRecordType.SP_CONTAINER) { writer.WriteLine("Sp Container"); } else if (type == EscherRecordType.DGG) { writer.WriteLine("Dgg"); } else if (type == EscherRecordType.BSE) { writer.WriteLine("Bse"); } else if (type == EscherRecordType.DG) { Dg dg = new Dg(er.getEscherData()); writer.WriteLine("Dg: drawing id " + dg.getDrawingId() + " shape count " + dg.getShapeCount()); } else if (type == EscherRecordType.SPGR) { writer.WriteLine("Spgr"); } else if (type == EscherRecordType.SP) { Sp sp = new Sp(er.getEscherData()); writer.WriteLine("Sp: shape id " + sp.getShapeId() + " shape type " + sp.getShapeType()); } else if (type == EscherRecordType.OPT) { Opt opt = new Opt(er.getEscherData()); Opt.Property p260 = opt.getProperty(260); Opt.Property p261 = opt.getProperty(261); writer.Write("Opt (value, StringValue): "); if (p260 != null) { writer.Write("260: " + p260.value + ", " + p260.StringValue + ";"); } if (p261 != null) { writer.Write("261: " + p261.value + ", " + p261.StringValue + ";"); } writer.WriteLine(string.Empty); } else if (type == EscherRecordType.CLIENT_ANCHOR) { writer.WriteLine("Client Anchor"); } else if (type == EscherRecordType.CLIENT_DATA) { writer.WriteLine("Client Data"); } else if (type == EscherRecordType.CLIENT_TEXT_BOX) { writer.WriteLine("Client Text Box"); } else if (type == EscherRecordType.SPLIT_MENU_COLORS) { writer.WriteLine("Split Menu Colors"); } else { writer.WriteLine("???"); } }
/** * Initialization */ private void initialize() { int curpos = getPos() + HEADER_LENGTH; int endpos = System.Math.Min(getPos() + getLength(),getStreamLength()); EscherRecord newRecord = null; while (curpos < endpos) { EscherRecordData erd = new EscherRecordData(getEscherStream(),curpos); EscherRecordType type = erd.getType(); if (type == EscherRecordType.DGG) newRecord = new Dgg(erd); else if (type == EscherRecordType.DG) newRecord = new Dg(erd); else if (type == EscherRecordType.BSTORE_CONTAINER) newRecord = new BStoreContainer(erd); else if (type == EscherRecordType.SPGR_CONTAINER) newRecord = new SpgrContainer(erd); else if (type == EscherRecordType.SP_CONTAINER) newRecord = new SpContainer(erd); else if (type == EscherRecordType.SPGR) newRecord = new Spgr(erd); else if (type == EscherRecordType.SP) newRecord = new Sp(erd); else if (type == EscherRecordType.CLIENT_ANCHOR) newRecord = new ClientAnchor(erd); else if (type == EscherRecordType.CLIENT_DATA) newRecord = new ClientData(erd); else if (type == EscherRecordType.BSE) newRecord = new BlipStoreEntry(erd); else if (type == EscherRecordType.OPT) newRecord = new Opt(erd); else if (type == EscherRecordType.SPLIT_MENU_COLORS) newRecord = new SplitMenuColors(erd); else if (type == EscherRecordType.CLIENT_TEXT_BOX) newRecord = new ClientTextBox(erd); else newRecord = new EscherAtom(erd); children.Add(newRecord); curpos += newRecord.getLength(); } initialized = true; }
/** * Initialization */ private void initialize() { int curpos = getPos() + HEADER_LENGTH; int endpos = System.Math.Min(getPos() + getLength(), getStreamLength()); EscherRecord newRecord = null; while (curpos < endpos) { EscherRecordData erd = new EscherRecordData(getEscherStream(), curpos); EscherRecordType type = erd.getType(); if (type == EscherRecordType.DGG) { newRecord = new Dgg(erd); } else if (type == EscherRecordType.DG) { newRecord = new Dg(erd); } else if (type == EscherRecordType.BSTORE_CONTAINER) { newRecord = new BStoreContainer(erd); } else if (type == EscherRecordType.SPGR_CONTAINER) { newRecord = new SpgrContainer(erd); } else if (type == EscherRecordType.SP_CONTAINER) { newRecord = new SpContainer(erd); } else if (type == EscherRecordType.SPGR) { newRecord = new Spgr(erd); } else if (type == EscherRecordType.SP) { newRecord = new Sp(erd); } else if (type == EscherRecordType.CLIENT_ANCHOR) { newRecord = new ClientAnchor(erd); } else if (type == EscherRecordType.CLIENT_DATA) { newRecord = new ClientData(erd); } else if (type == EscherRecordType.BSE) { newRecord = new BlipStoreEntry(erd); } else if (type == EscherRecordType.OPT) { newRecord = new Opt(erd); } else if (type == EscherRecordType.SPLIT_MENU_COLORS) { newRecord = new SplitMenuColors(erd); } else if (type == EscherRecordType.CLIENT_TEXT_BOX) { newRecord = new ClientTextBox(erd); } else { newRecord = new EscherAtom(erd); } children.Add(newRecord); curpos += newRecord.getLength(); } initialized = true; }
/** * Writes out the MsoDrawing records and Obj records for each image * and chart on the sheet * * @param outputFile the output file * @exception IOException */ public void write(File outputFile) { // If there are no drawings or charts on this sheet then exit if (drawings.Count == 0 && charts.Length == 0) { return; } // See if any drawing has been modified bool modified = drawingsModified; int numImages = drawings.Count; foreach (DrawingGroupObject d in drawings) { if (d.getOrigin() != Origin.READ) { modified = true; } } // If the drawing order has been muddled at all, then we'll need // to regenerate the Escher drawing data if (numImages > 0 && !modified) { DrawingGroupObject d2 = (DrawingGroupObject)drawings[0]; if (!d2.isFirst()) { modified = true; } } // Check to see if this sheet consists of just a single chart. If so // there is no MsoDrawingRecord, so write out the data and exit if (numImages == 0 && charts.Length == 1 && charts[0].getMsoDrawingRecord() == null) { modified = false; // this sheet has not been modified } // If no drawing has been modified, then simply write them straight out // again and exit if (!modified) { writeUnmodified(outputFile); return; } object[] spContainerData = new object[numImages + charts.Length]; int length = 0; EscherContainer firstSpContainer = null; // Get all the spContainer byte data from the drawings // and store in an array for (int i = 0; i < numImages; i++) { DrawingGroupObject drawing = (DrawingGroupObject)drawings[i]; EscherContainer spc = drawing.getSpContainer(); if (spc != null) { byte[] data = spc.getData(); spContainerData[i] = data; if (i == 0) { firstSpContainer = spc; } else { length += data.Length; } } } // Get all the spContainer bytes from the charts and add to the array for (int i = 0; i < charts.Length; i++) { EscherContainer spContainer = charts[i].getSpContainer(); byte[] data = spContainer.getBytes(); //use getBytes instead of getData data = spContainer.setHeaderData(data); spContainerData[i + numImages] = data; if (i == 0 && numImages == 0) { firstSpContainer = spContainer; } else { length += data.Length; } } // Put the generalised stuff around the first item DgContainer dgContainer = new DgContainer(); Dg dg = new Dg(numImages + charts.Length); dgContainer.add(dg); SpgrContainer spgrContainer = new SpgrContainer(); SpContainer _spContainer = new SpContainer(); Spgr spgr = new Spgr(); _spContainer.add(spgr); Sp sp = new Sp(ShapeType.MIN, 1024, 5); _spContainer.add(sp); spgrContainer.add(_spContainer); spgrContainer.add(firstSpContainer); dgContainer.add(spgrContainer); byte[] firstMsoData = dgContainer.getData(); // Adjust the length of the DgContainer int len = IntegerHelper.getInt(firstMsoData[4], firstMsoData[5], firstMsoData[6], firstMsoData[7]); IntegerHelper.getFourBytes(len + length, firstMsoData, 4); // Adjust the length of the SpgrContainer len = IntegerHelper.getInt(firstMsoData[28], firstMsoData[29], firstMsoData[30], firstMsoData[31]); IntegerHelper.getFourBytes(len + length, firstMsoData, 28); // Now write out each MsoDrawing record // First MsoRecord // test hack for form objects, to remove the ClientTextBox record // from the end of the SpContainer if (numImages > 0 && ((DrawingGroupObject)drawings[0]).isFormObject()) { byte[] msodata2 = new byte[firstMsoData.Length - 8]; System.Array.Copy(firstMsoData, 0, msodata2, 0, msodata2.Length); firstMsoData = msodata2; } MsoDrawingRecord msoDrawingRecord = new MsoDrawingRecord(firstMsoData); outputFile.write(msoDrawingRecord); if (numImages > 0) { DrawingGroupObject firstDrawing = (DrawingGroupObject)drawings[0]; firstDrawing.writeAdditionalRecords(outputFile); } else { // first image is a chart Chart chart = charts[0]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } // Now do all the others for (int i = 1; i < spContainerData.Length; i++) { byte[] bytes = (byte[])spContainerData[i]; // test hack for form objects, to remove the ClientTextBox record // from the end of the SpContainer if (i < numImages && ((DrawingGroupObject)drawings[i]).isFormObject()) { byte[] bytes2 = new byte[bytes.Length - 8]; System.Array.Copy(bytes, 0, bytes2, 0, bytes2.Length); bytes = bytes2; } msoDrawingRecord = new MsoDrawingRecord(bytes); outputFile.write(msoDrawingRecord); if (i < numImages) { // Write anything else the object needs DrawingGroupObject d = (DrawingGroupObject)drawings[i]; d.writeAdditionalRecords(outputFile); } else { Chart chart = charts[i - numImages]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } } // Write any tail records that need to be written foreach (DrawingGroupObject dgo2 in drawings) { dgo2.writeTailRecords(outputFile); } }
/** * Writes out the drawings and the charts if nothing has been modified * * @param outputFile the output file * @exception IOException */ private void writeUnmodified(File outputFile) { if (charts.Length == 0 && drawings.Count == 0) { // No drawings or charts return; } else if (charts.Length == 0 && drawings.Count != 0) { // If there are no charts, then write out the drawings and return foreach (DrawingGroupObject d in drawings) { outputFile.write(d.getMsoDrawingRecord()); d.writeAdditionalRecords(outputFile); } foreach (DrawingGroupObject d in drawings) { d.writeTailRecords(outputFile); } return; } else if (drawings.Count == 0 && charts.Length != 0) { // If there are no drawings, then write out the charts and return Chart curChart = null; for (int i = 0; i < charts.Length; i++) { curChart = charts[i]; if (curChart.getMsoDrawingRecord() != null) { outputFile.write(curChart.getMsoDrawingRecord()); } if (curChart.getObjRecord() != null) { outputFile.write(curChart.getObjRecord()); } outputFile.write(curChart); } return; } // There are both charts and drawings - the output // drawing group records will need // to be re-jigged in order to write the drawings out first, then the // charts int numDrawings = drawings.Count; int length = 0; EscherContainer[] spContainers = new EscherContainer[numDrawings + charts.Length]; bool[] isFormobject = new bool[numDrawings + charts.Length]; for (int i = 0; i < numDrawings; i++) { DrawingGroupObject d = (DrawingGroupObject)drawings[i]; spContainers[i] = d.getSpContainer(); if (i > 0) { length += spContainers[i].getLength(); } if (d.isFormObject()) { isFormobject[i] = true; } } for (int i = 0; i < charts.Length; i++) { spContainers[i + numDrawings] = charts[i].getSpContainer(); length += spContainers[i + numDrawings].getLength(); } // Put the generalised stuff around the first item DgContainer dgContainer = new DgContainer(); Dg dg = new Dg(numDrawings + charts.Length); dgContainer.add(dg); SpgrContainer spgrContainer = new SpgrContainer(); SpContainer spContainer = new SpContainer(); Spgr spgr = new Spgr(); spContainer.add(spgr); Sp sp = new Sp(ShapeType.MIN, 1024, 5); spContainer.add(sp); spgrContainer.add(spContainer); spgrContainer.add(spContainers[0]); dgContainer.add(spgrContainer); byte[] firstMsoData = dgContainer.getData(); // Adjust the length of the DgContainer int len = IntegerHelper.getInt(firstMsoData[4], firstMsoData[5], firstMsoData[6], firstMsoData[7]); IntegerHelper.getFourBytes(len + length, firstMsoData, 4); // Adjust the length of the SpgrContainer len = IntegerHelper.getInt(firstMsoData[28], firstMsoData[29], firstMsoData[30], firstMsoData[31]); IntegerHelper.getFourBytes(len + length, firstMsoData, 28); // Now write out each MsoDrawing record and object record // Hack to remove the last eight bytes (text box escher record) // from the container if (isFormobject[0] == true) { byte[] cbytes = new byte[firstMsoData.Length - 8]; System.Array.Copy(firstMsoData, 0, cbytes, 0, cbytes.Length); firstMsoData = cbytes; } // First MsoRecord MsoDrawingRecord msoDrawingRecord = new MsoDrawingRecord(firstMsoData); outputFile.write(msoDrawingRecord); DrawingGroupObject dgo = (DrawingGroupObject)drawings[0]; dgo.writeAdditionalRecords(outputFile); // Now do all the others for (int i = 1; i < spContainers.Length; i++) { byte[] bytes = spContainers[i].getBytes(); byte[] bytes2 = spContainers[i].setHeaderData(bytes); // Hack to remove the last eight bytes (text box escher record) // from the container if (isFormobject[i] == true) { byte[] cbytes = new byte[bytes2.Length - 8]; System.Array.Copy(bytes2, 0, cbytes, 0, cbytes.Length); bytes2 = cbytes; } msoDrawingRecord = new MsoDrawingRecord(bytes2); outputFile.write(msoDrawingRecord); if (i < numDrawings) { dgo = (DrawingGroupObject)drawings[i]; dgo.writeAdditionalRecords(outputFile); } else { Chart chart = charts[i - numDrawings]; ObjRecord objRecord = chart.getObjRecord(); outputFile.write(objRecord); outputFile.write(chart); } } // Write any tail records that need to be written foreach (DrawingGroupObject dgo2 in drawings) { dgo2.writeTailRecords(outputFile); } }