{ xlsxooxml.pas Writes an OOXML (Office Open XML) document An OOXML document is a compressed ZIP file with the following files inside: [Content_Types].xml - _rels/.rels - xl/_rels\workbook.xml.rels - xl/workbook.xml - Global workbook data and list of worksheets xl/styles.xml - xl/sharedStrings.xml - xl/worksheets\sheet1.xml - Contents of each worksheet ... xl/worksheets\sheetN.xml Specifications obtained from: http://openxmldeveloper.org/default.aspx also: http://office.microsoft.com/en-us/excel-help/excel-specifications-and-limits-HP010073849.aspx#BMworksheetworkbook AUTHORS: Felipe Monteiro de Carvalho, Reinier Olislagers, Werner Pamler } unit xlsxooxml; {$ifdef fpc} {$mode objfpc}{$H+} // {$mode delphi} {$endif} interface uses Classes, SysUtils, laz2_xmlread, laz2_DOM, AVL_Tree, {$IF FPC_FULLVERSION >= 20701} zipper, {$ELSE} fpszipper, {$ENDIF} fpsTypes, fpSpreadsheet, fpsUtils, fpsReaderWriter, fpsNumFormat, fpsxmlcommon, xlsCommon; type { TsSpreadOOXMLReader } TsSpreadOOXMLReader = class(TsSpreadXMLReader) private FDateMode: TDateMode; FPointSeparatorSettings: TFormatSettings; FSharedStrings: TStringList; FFillList: TFPList; FBorderList: TFPList; FHyperlinkList: TFPList; FSharedFormulaBaseList: TFPList; FThemeColors: array of TsColorValue; FWrittenByFPS: Boolean; procedure ApplyCellFormatting(ACell: PCell; XfIndex: Integer); procedure ApplyHyperlinks(AWorksheet: TsWorksheet); function FindCommentsFileName(ANode: TDOMNode): String; procedure ReadBorders(ANode: TDOMNode); procedure ReadCell(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadCellXfs(ANode: TDOMNode); function ReadColor(ANode: TDOMNode): TsColor; procedure ReadCols(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadComments(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadDateMode(ANode: TDOMNode); procedure ReadFileVersion(ANode: TDOMNode); procedure ReadFills(ANode: TDOMNode); procedure ReadFont(ANode: TDOMNode); procedure ReadFonts(ANode: TDOMNode); procedure ReadHeaderFooter(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadHyperlinks(ANode: TDOMNode); procedure ReadMergedCells(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadNumFormats(ANode: TDOMNode); procedure ReadPageMargins(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadPageSetup(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadPalette(ANode: TDOMNode); procedure ReadPrintOptions(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadRowHeight(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadSharedStrings(ANode: TDOMNode); procedure ReadSheetFormatPr(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadSheetList(ANode: TDOMNode; AList: TStrings); procedure ReadSheetViews(ANode: TDOMNode; AWorksheet: TsWorksheet); procedure ReadThemeElements(ANode: TDOMNode); procedure ReadThemeColors(ANode: TDOMNode); procedure ReadWorksheet(ANode: TDOMNode; AWorksheet: TsWorksheet); protected FFirstNumFormatIndexInFile: Integer; procedure AddBuiltinNumFormats; override; public constructor Create(AWorkbook: TsWorkbook); override; destructor Destroy; override; procedure ReadFromFile(AFileName: string); override; procedure ReadFromStream(AStream: TStream); override; end; { TsSpreadOOXMLWriter } TsSpreadOOXMLWriter = class(TsCustomSpreadWriter) private FNext_rId: Integer; FFirstNumFormatIndexInFile: Integer; protected FDateMode: TDateMode; FPointSeparatorSettings: TFormatSettings; FSharedStringsCount: Integer; FFillList: array of PsCellFormat; FBorderList: array of PsCellFormat; protected procedure AddBuiltinNumFormats; override; procedure CreateStreams; procedure DestroyStreams; function FindBorderInList(AFormat: PsCellFormat): Integer; function FindFillInList(AFormat: PsCellFormat): Integer; function GetStyleIndex(ACell: PCell): Cardinal; procedure ListAllBorders; procedure ListAllFills; function PrepareFormula(const AFormula: String): String; procedure ResetStreams; procedure WriteBorderList(AStream: TStream); procedure WriteCols(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteComments(AWorksheet: TsWorksheet); procedure WriteDimension(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteFillList(AStream: TStream); procedure WriteFontList(AStream: TStream); procedure WriteHeaderFooter(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteHyperlinks(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteMergedCells(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteNumFormatList(AStream: TStream); procedure WritePalette(AStream: TStream); procedure WritePageMargins(AStream: TStream; AWorksheet: TsWorksheet); procedure WritePageSetup(AStream: TStream; AWorksheet: TsWorksheet); procedure WritePrintOptions(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteSheetData(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteSheetPr(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteSheetViews(AStream: TStream; AWorksheet: TsWorksheet); procedure WriteStyleList(AStream: TStream; ANodeName: String); procedure WriteVmlDrawings(AWorksheet: TsWorksheet); procedure WriteWorksheet(AWorksheet: TsWorksheet); procedure WriteWorksheetRels(AWorksheet: TsWorksheet); protected { Streams with the contents of files } FSContentTypes: TStream; FSRelsRels: TStream; FSWorkbook: TStream; FSWorkbookRels: TStream; FSStyles: TStream; FSSharedStrings: TStream; FSSharedStrings_complete: TStream; FSSheets: array of TStream; FSSheetRels: array of TStream; FSComments: array of TStream; FSVmlDrawings: array of TStream; FCurSheetNum: Integer; protected { Routines to write the files } procedure WriteContent; procedure WriteContentTypes; procedure WriteGlobalFiles; protected { Record writing methods } //todo: add WriteDate procedure WriteBlank(AStream: TStream; const ARow, ACol: Cardinal; ACell: PCell); override; procedure WriteBool(AStream: TStream; const ARow, ACol: Cardinal; const AValue: Boolean; ACell: PCell); override; procedure WriteDateTime(AStream: TStream; const ARow, ACol: Cardinal; const AValue: TDateTime; ACell: PCell); override; procedure WriteError(AStream: TStream; const ARow, ACol: Cardinal; const AValue: TsErrorValue; ACell: PCell); override; procedure WriteFormula(AStream: TStream; const ARow, ACol: Cardinal; ACell: PCell); override; procedure WriteLabel(AStream: TStream; const ARow, ACol: Cardinal; const AValue: string; ACell: PCell); override; procedure WriteNumber(AStream: TStream; const ARow, ACol: Cardinal; const AValue: double; ACell: PCell); override; public constructor Create(AWorkbook: TsWorkbook); override; { General writing methods } procedure WriteStringToFile(AFileName, AString: string); procedure WriteToFile(const AFileName: string; const AOverwriteExisting: Boolean = False); override; procedure WriteToStream(AStream: TStream); override; end; TXlsxSettings = record DateMode: TDateMode; end; var XlsxSettings: TXlsxSettings = ( DateMode: dm1900; ); implementation uses variants, fileutil, strutils, math, lazutf8, uriparser, {%H-}fpsPatches, fpsStrings, fpsStreams, fpsNumFormatParser; const { OOXML general XML constants } XML_HEADER = ''; { OOXML Directory structure constants } // Note: directory separators are always / because the .xlsx is a zip file which // requires / instead of \, even on Windows; see // http://www.pkware.com/documents/casestudies/APPNOTE.TXT // 4.4.17.1 All slashes MUST be forward slashes '/' as opposed to backwards slashes '\' OOXML_PATH_TYPES = '[Content_Types].xml'; {%H-}OOXML_PATH_RELS = '_rels/'; OOXML_PATH_RELS_RELS = '_rels/.rels'; {%H-}OOXML_PATH_XL = 'xl/'; {%H-}OOXML_PATH_XL_RELS = 'xl/_rels/'; OOXML_PATH_XL_RELS_RELS = 'xl/_rels/workbook.xml.rels'; OOXML_PATH_XL_WORKBOOK = 'xl/workbook.xml'; OOXML_PATH_XL_STYLES = 'xl/styles.xml'; OOXML_PATH_XL_STRINGS = 'xl/sharedStrings.xml'; OOXML_PATH_XL_WORKSHEETS = 'xl/worksheets/'; OOXML_PATH_XL_WORKSHEETS_RELS = 'xl/worksheets/_rels/'; OOXML_PATH_XL_DRAWINGS = 'xl/drawings/'; OOXML_PATH_XL_THEME = 'xl/theme/theme1.xml'; { OOXML schemas constants } SCHEMAS_TYPES = 'http://schemas.openxmlformats.org/package/2006/content-types'; SCHEMAS_RELS = 'http://schemas.openxmlformats.org/package/2006/relationships'; SCHEMAS_DOC_RELS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships'; SCHEMAS_DOCUMENT = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument'; SCHEMAS_WORKSHEET = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet'; SCHEMAS_STYLES = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles'; SCHEMAS_STRINGS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings'; SCHEMAS_COMMENTS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/comments'; SCHEMAS_DRAWINGS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/vmlDrawing'; SCHEMAS_HYPERLINKS = 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink'; SCHEMAS_SPREADML = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'; { OOXML mime types constants } {%H-}MIME_XML = 'application/xml'; MIME_RELS = 'application/vnd.openxmlformats-package.relationships+xml'; MIME_OFFICEDOCUMENT = 'application/vnd.openxmlformats-officedocument'; MIME_SPREADML = MIME_OFFICEDOCUMENT + '.spreadsheetml'; MIME_SHEET = MIME_SPREADML + '.sheet.main+xml'; MIME_WORKSHEET = MIME_SPREADML + '.worksheet+xml'; MIME_STYLES = MIME_SPREADML + '.styles+xml'; MIME_STRINGS = MIME_SPREADML + '.sharedStrings+xml'; MIME_COMMENTS = MIME_SPREADML + '.comments+xml'; MIME_VMLDRAWING = MIME_OFFICEDOCUMENT + '.vmlDrawing'; LAST_PALETTE_COLOR = $3F; // 63 var // the palette of the 64 default colors as "big-endian color" values // (identical to BIFF8) PALETTE_OOXML: array[$00..LAST_PALETTE_COLOR] of TsColorValue = ( $000000, // $00: black // 8 built-in default colors $FFFFFF, // $01: white $FF0000, // $02: red $00FF00, // $03: green $0000FF, // $04: blue $FFFF00, // $05: yellow $FF00FF, // $06: magenta $00FFFF, // $07: cyan $000000, // $08: EGA black $FFFFFF, // $09: EGA white $FF0000, // $0A: EGA red $00FF00, // $0B: EGA green $0000FF, // $0C: EGA blue $FFFF00, // $0D: EGA yellow $FF00FF, // $0E: EGA magenta $00FFFF, // $0F: EGA cyan $800000, // $10: EGA dark red $008000, // $11: EGA dark green $000080, // $12: EGA dark blue $808000, // $13: EGA olive $800080, // $14: EGA purple $008080, // $15: EGA teal $C0C0C0, // $16: EGA silver $808080, // $17: EGA gray $9999FF, // $18: $993366, // $19: $FFFFCC, // $1A: $CCFFFF, // $1B: $660066, // $1C: $FF8080, // $1D: $0066CC, // $1E: $CCCCFF, // $1F: $000080, // $20: $FF00FF, // $21: $FFFF00, // $22: $00FFFF, // $23: $800080, // $24: $800000, // $25: $008080, // $26: $0000FF, // $27: $00CCFF, // $28: $CCFFFF, // $29: $CCFFCC, // $2A: $FFFF99, // $2B: $99CCFF, // $2C: $FF99CC, // $2D: $CC99FF, // $2E: $FFCC99, // $2F: $3366FF, // $30: $33CCCC, // $31: $99CC00, // $32: $FFCC00, // $33: $FF9900, // $34: $FF6600, // $35: $666699, // $36: $969696, // $37: $003366, // $38: $339966, // $39: $003300, // $3A: $333300, // $3B: $993300, // $3C: $993366, // $3D: $333399, // $3E: $333333 // $3F: ); type TFillListData = class PatternType: String; FgColor: TsColor; BgColor: Tscolor; end; TBorderListData = class Borders: TsCellBorders; BorderStyles: TsCellBorderStyles; end; THyperlinkListData = class ID: String; CellRef: String; Target: String; TextMark: String; Display: String; Tooltip: String; end; const PATTERN_TYPES: array [TsFillStyle] of string = ( 'none', // fsNoFill 'solid', // fsSolidFill 'darkGray', // fsGray75 'mediumGray', // fsGray50 'lightGray', // fsGray25 'gray125', // fsGray12 'gray0625', // fsGray6, 'darkHorizontal', // fsStripeHor 'darkVertical', // fsStripeVert 'darkUp', // fsStripeDiagUp 'darkDown', // fsStripeDiagDown 'lightHorizontal', // fsThinStripeHor 'lightVertical', // fsThinStripeVert 'lightUp', // fsThinStripeDiagUp 'lightDown', // fsThinStripeDiagDown 'darkTrellis', // fsHatchDiag 'lightTrellis', // fsHatchThinDiag 'darkTellis', // fsHatchTickDiag 'lightGrid' // fsHatchThinHor ); {------------------------------------------------------------------------------} { TsSpreadOOXMLReader } {------------------------------------------------------------------------------} constructor TsSpreadOOXMLReader.Create(AWorkbook: TsWorkbook); begin inherited Create(AWorkbook); FDateMode := XlsxSettings.DateMode; // Set up the default palette in order to have the default color names correct. Workbook.UseDefaultPalette; FSharedStrings := TStringList.Create; FFillList := TFPList.Create; FBorderList := TFPList.Create; FHyperlinkList := TFPList.Create; FCellFormatList := TsCellFormatList.Create(true); // Allow duplicates because xf indexes used in cell records cannot be found any more. FSharedFormulaBaseList := TFPList.Create; FPointSeparatorSettings := DefaultFormatSettings; FPointSeparatorSettings.DecimalSeparator := '.'; end; destructor TsSpreadOOXMLReader.Destroy; var j: Integer; begin for j := FFillList.Count-1 downto 0 do TObject(FFillList[j]).Free; FFillList.Free; for j := FBorderList.Count-1 downto 0 do TObject(FBorderList[j]).Free; FBorderList.Free; for j := FHyperlinkList.Count-1 downto 0 do TObject(FHyperlinkList[j]).Free; FHyperlinkList.Free; FSharedStrings.Free; FSharedFormulaBaseList.Free; // Don't free items, they are worksheet cells // FCellFormatList, FNumFormatList and FFontList are destroyed by ancestor inherited Destroy; end; {@@ ---------------------------------------------------------------------------- Adds the built-in number formats to the NumFormatList. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLReader.AddBuiltinNumFormats; begin FFirstNumFormatIndexInFile := 164; AddBuiltInBiffFormats( FNumFormatList, Workbook.FormatSettings, FFirstNumFormatIndexInFile-1 ); end; procedure TsSpreadOOXMLReader.ApplyCellFormatting(ACell: PCell; XFIndex: Integer); var i: Integer; fmt: PsCellFormat; begin if Assigned(ACell) then begin i := FCellFormatList.FindIndexOfID(XFIndex); fmt := FCellFormatList.Items[i]; ACell^.FormatIndex := FWorkbook.AddCellFormat(fmt^); end; end; procedure TsSpreadOOXMLReader.ApplyHyperlinks(AWorksheet: TsWorksheet); var i: Integer; hyperlinkData: THyperlinkListData; r1, c1, r2, c2, r, c: Cardinal; begin for i:=0 to FHyperlinkList.Count-1 do begin hyperlinkData := THyperlinkListData(FHyperlinkList.Items[i]); if pos(':', hyperlinkdata.CellRef) = 0 then begin ParseCellString(hyperlinkData.CellRef, r1, c1); r2 := r1; c2 := c1; end else ParseCellRangeString(hyperlinkData.CellRef, r1, c1, r2, c2); for r := r1 to r2 do for c := c1 to c2 do with hyperlinkData do if Target = '' then AWorksheet.WriteHyperlink(r, c, '#'+TextMark, ToolTip) else if TextMark = '' then AWorksheet.WriteHyperlink(r, c, Target, ToolTip) else AWorksheet.WriteHyperlink(r, c, Target+'#'+TextMark, ToolTip); end; end; function TsSpreadOOXMLReader.FindCommentsFileName(ANode: TDOMNode): String; var s: String; begin while ANode <> nil do begin s := GetAttrValue(ANode, 'Type'); if s = SCHEMAS_COMMENTS then begin Result := ExtractFileName(GetAttrValue(ANode, 'Target')); exit; end; ANode := ANode.NextSibling; end; Result := ''; end; procedure TsSpreadOOXMLReader.ReadBorders(ANode: TDOMNode); function ReadBorderStyle(ANode: TDOMNode; out ABorderStyle: TsCellBorderStyle): Boolean; var s: String; colorNode: TDOMNode; nodeName: String; begin Result := false; ABorderStyle.LineStyle := lsThin; ABorderStyle.Color := scBlack; s := GetAttrValue(ANode, 'style'); if s = '' then exit; if s = 'thin' then ABorderStyle.LineStyle := lsThin else if s = 'medium' then ABorderStyle.LineStyle := lsMedium else if s = 'thick' then ABorderStyle.LineStyle := lsThick else if s = 'dotted' then ABorderStyle.LineStyle := lsDotted else if s = 'dashed' then ABorderStyle.LineStyle := lsDashed else if s = 'double' then ABorderStyle.LineStyle := lsDouble else if s = 'hair' then ABorderStyle.LineStyle := lsHair; colorNode := ANode.FirstChild; while Assigned(colorNode) do begin nodeName := colorNode.NodeName; if nodeName = 'color' then ABorderStyle.Color := ReadColor(colorNode); colorNode := colorNode.NextSibling; end; Result := true; end; var borderNode: TDOMNode; edgeNode: TDOMNode; nodeName: String; borders: TsCellBorders; borderStyles: TsCellBorderStyles; borderData: TBorderListData; s: String; begin if ANode = nil then exit; borderStyles := DEFAULT_BORDERSTYLES; borderNode := ANode.FirstChild; while Assigned(borderNode) do begin nodeName := borderNode.NodeName; if nodeName = 'border' then begin borders := []; s := GetAttrValue(borderNode, 'diagonalUp'); if s = '1' then Include(borders, cbDiagUp); s := GetAttrValue(borderNode, 'diagonalDown'); if s = '1' then Include(borders, cbDiagDown); edgeNode := borderNode.FirstChild; while Assigned(edgeNode) do begin nodeName := edgeNode.NodeName; if nodeName = 'left' then begin if ReadBorderStyle(edgeNode, borderStyles[cbWest]) then Include(borders, cbWest); end else if nodeName = 'right' then begin if ReadBorderStyle(edgeNode, borderStyles[cbEast]) then Include(borders, cbEast); end else if nodeName = 'top' then begin if ReadBorderStyle(edgeNode, borderStyles[cbNorth]) then Include(borders, cbNorth); end else if nodeName = 'bottom' then begin if ReadBorderStyle(edgeNode, borderStyles[cbSouth]) then Include(borders, cbSouth); end else if nodeName = 'diagonal' then begin if ReadBorderStyle(edgeNode, borderStyles[cbDiagUp]) then borderStyles[cbDiagDown] := borderStyles[cbDiagUp]; end; edgeNode := edgeNode.NextSibling; end; // add to border list borderData := TBorderListData.Create; borderData.Borders := borders; borderData.BorderStyles := borderStyles; FBorderList.Add(borderData); end; borderNode := borderNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadCell(ANode: TDOMNode; AWorksheet: TsWorksheet); var addr, s: String; rowIndex, colIndex: Cardinal; cell, sharedformulabase: PCell; datanode: TDOMNode; dataStr: String; formulaStr: String; sstIndex: Integer; number: Double; fmt: TsCellFormat; numFmt: TsNumFormatParams = nil; begin if ANode = nil then exit; // get row and column address addr := GetAttrValue(ANode, 'r'); // cell address, like 'A1' ParseCellString(addr, rowIndex, colIndex); // create cell if FIsVirtualMode then begin InitCell(rowIndex, colIndex, FVirtualCell); cell := @FVirtualCell; end else cell := AWorksheet.AddCell(rowIndex, colIndex); // get style index s := GetAttrValue(ANode, 's'); if s <> '' then begin ApplyCellFormatting(cell, StrToInt(s)); fmt := Workbook.GetCellFormat(cell^.FormatIndex); end else InitFormatRecord(fmt); // get number format parameters numFmt := Workbook.GetNumberFormat(fmt.NumberFormatIndex); // get data datanode := ANode.FirstChild; dataStr := ''; formulaStr := ''; while Assigned(datanode) do begin if datanode.NodeName = 'v' then dataStr := GetNodeValue(datanode) else if (boReadFormulas in FWorkbook.Options) and (datanode.NodeName = 'f') then begin // Formula to cell formulaStr := GetNodeValue(datanode); s := GetAttrValue(datanode, 't'); if s = 'shared' then begin // Shared formula s := GetAttrValue(datanode, 'ref'); if (s <> '') then // This defines the shared formula range begin AWorksheet.WriteFormula(cell, FormulaStr); // We store the shared formula base in the SharedFormulaBaseList. // The list index is identical with the 'si' attribute of the node. FSharedFormulaBaseList.Add(cell); end else begin // Get index into the SharedFormulaBaseList s := GetAttrValue(datanode, 'si'); if s <> '' then begin sharedformulabase := PCell(FSharedFormulaBaseList[StrToInt(s)]); FWorksheet.CopyFormula(sharedformulabase, rowindex, colindex); end; end; end else // "Normal" formula AWorksheet.WriteFormula(cell, formulaStr); end; datanode := datanode.NextSibling; end; // get data type s := GetAttrValue(ANode, 't'); // "t" = data type if (s = '') and (dataStr = '') then begin AWorksheet.WriteBlank(cell); // this erases the formula!!! if formulaStr <> '' then cell^.FormulaValue := formulaStr; end else if (s = '') or (s = 'n') then begin // Number or date/time, depending on format number := StrToFloat(dataStr, FPointSeparatorSettings); if IsDateTimeFormat(numFmt) then begin if not IsTimeIntervalFormat(numFmt) then // no correction of time origin for "time interval" format number := ConvertExcelDateTimeToDateTime(number, FDateMode); AWorksheet.WriteDateTime(cell, number); end else AWorksheet.WriteNumber(cell, number); end else if s = 's' then begin // String from shared strings table sstIndex := StrToInt(dataStr); AWorksheet.WriteUTF8Text(cell, FSharedStrings[sstIndex]); end else if s = 'str' then // literal string AWorksheet.WriteUTF8Text(cell, datastr) else if s = 'b' then // boolean AWorksheet.WriteBoolValue(cell, dataStr='1') else if s = 'e' then begin // error value if dataStr = '#NULL!' then AWorksheet.WriteErrorValue(cell, errEmptyIntersection) else if dataStr = '#DIV/0!' then AWorksheet.WriteErrorValue(cell, errDivideByZero) else if dataStr = '#VALUE!' then AWorksheet.WriteErrorValue(cell, errWrongType) else if dataStr = '#REF!' then AWorksheet.WriteErrorValue(cell, errIllegalRef) else if dataStr = '#NAME?' then AWorksheet.WriteErrorValue(cell, errWrongName) else if dataStr = '#NUM!' then AWorksheet.WriteErrorValue(cell, errOverflow) else if dataStr = '#N/A' then AWorksheet.WriteErrorValue(cell, errArgError) else raise Exception.Create(rsUnknownErrorType); end else raise Exception.Create(rsUnknownDataType); if FIsVirtualMode then Workbook.OnReadCellData(Workbook, rowIndex, colIndex, cell); end; procedure TsSpreadOOXMLReader.ReadCellXfs(ANode: TDOMNode); var node: TDOMNode; childNode: TDOMNode; nodeName: String; fmt: TsCellFormat; fs: TsFillStyle; s1, s2: String; numFmtIndex, fillIndex, borderIndex: Integer; numFmtStr: String; numFmtParams: TsNumFormatParams; fillData: TFillListData; borderData: TBorderListData; fnt: TsFont; begin node := ANode.FirstChild; while Assigned(node) do begin nodeName := node.NodeName; if nodeName = 'xf' then begin InitFormatRecord(fmt); fmt.ID := FCellFormatList.Count; fmt.Name := ''; // strange: sometimes the "apply*" are missing. Therefore, it may be better // to check against "<>0" instead of "=1" s1 := GetAttrValue(node, 'numFmtId'); s2 := GetAttrValue(node, 'applyNumberFormat'); if (s1 <> '') and (s2 <> '0') then begin numFmtIndex := StrToInt(s1); numFmtStr := NumFormatList[numFmtIndex]; if SameText(numFmtStr, 'General') then numFmtParams := nil else begin fmt.NumberFormatIndex := Workbook.AddNumberFormat(numFmtStr); numFmtParams := Workbook.GetNumberFormat(fmt.NumberFormatIndex); end; if numFmtParams <> nil then begin fmt.NumberFormat := numFmtParams.NumFormat; fmt.NumberFormatStr := numFmtStr; Include(fmt.UsedFormattingFields, uffNumberFormat); end else begin fmt.NumberFormat := nfGeneral; fmt.NumberFormatStr := ''; Exclude(fmt.UsedFormattingFields, uffNumberFormat); end; end; s1 := GetAttrValue(node, 'fontId'); s2 := GetAttrValue(node, 'applyFont'); if (s1 <> '') and (s2 <> '0') then begin fnt := TsFont(FFontList.Items[StrToInt(s1)]); fmt.FontIndex := Workbook.FindFont(fnt.FontName, fnt.Size, fnt.Style, fnt.Color); if fmt.FontIndex = -1 then fmt.FontIndex := Workbook.AddFont(fnt.FontName, fnt.Size, fnt.Style, fnt.Color); if fmt.FontIndex > 0 then Include(fmt.UsedFormattingFields, uffFont); end; s1 := GetAttrValue(node, 'fillId'); s2 := GetAttrValue(node, 'applyFill'); if (s1 <> '') and (s2 <> '0') then begin fillIndex := StrToInt(s1); fillData := TFillListData(FFillList[fillIndex]); if (fillData <> nil) and (fillData.PatternType <> 'none') then begin fmt.Background.FgColor := fillData.FgColor; fmt.Background.BgColor := fillData.BgColor; for fs in TsFillStyle do if SameText(fillData.PatternType, PATTERN_TYPES[fs]) then begin fmt.Background.Style := fs; Include(fmt.UsedFormattingFields, uffBackground); break; end; end; end; s1 := GetAttrValue(node, 'borderId'); s2 := GetAttrValue(node, 'applyBorder'); if (s1 <> '') and (s2 <> '0') then begin borderIndex := StrToInt(s1); borderData := TBorderListData(FBorderList[borderIndex]); if (borderData <> nil) then begin fmt.BorderStyles := borderData.BorderStyles; fmt.Border := borderData.Borders; end; end; s2 := GetAttrValue(node, 'applyAlignment'); if (s2 <> '0') and (s2 <> '') then begin childNode := node.FirstChild; while Assigned(childNode) do begin nodeName := childNode.NodeName; if nodeName = 'alignment' then begin s1 := GetAttrValue(childNode, 'horizontal'); if s1 = 'left' then fmt.HorAlignment := haLeft else if s1 = 'center' then fmt.HorAlignment := haCenter else if s1 = 'right' then fmt.HorAlignment := haRight; s1 := GetAttrValue(childNode, 'vertical'); if s1 = 'top' then fmt.VertAlignment := vaTop else if s1 = 'center' then fmt.VertAlignment := vaCenter else if s1 = 'bottom' then fmt.VertAlignment := vaBottom; s1 := GetAttrValue(childNode, 'wrapText'); if (s1 <> '0') then Include(fmt.UsedFormattingFields, uffWordWrap); s1 := GetAttrValue(childNode, 'textRotation'); if s1 = '90' then fmt.TextRotation := rt90DegreeCounterClockwiseRotation else if s1 = '180' then fmt.TextRotation := rt90DegreeClockwiseRotation else if s1 = '255' then fmt.TextRotation := rtStacked else fmt.TextRotation := trHorizontal; end; childNode := childNode.NextSibling; end; end; if fmt.FontIndex > 0 then Include(fmt.UsedFormattingFields, uffFont); if fmt.Border <> [] then Include(fmt.UsedFormattingFields, uffBorder); if fmt.HorAlignment <> haDefault then Include(fmt.UsedFormattingFields, uffHorAlign); if fmt.VertAlignment <> vaDefault then Include(fmt.UsedFormattingFields, uffVertAlign); if fmt.TextRotation <> trHorizontal then Include(fmt.UsedFormattingFields, uffTextRotation); FCellFormatList.Add(fmt); end; node := node.NextSibling; end; end; function TsSpreadOOXMLReader.ReadColor(ANode: TDOMNode): TsColor; var s: String; rgb: TsColorValue; idx: Integer; tint: Double; n: Integer; begin Assert(ANode <> nil); s := GetAttrValue(ANode, 'auto'); if s = '1' then begin if ANode.NodeName = 'fgColor' then Result := scBlack else Result := scTransparent; exit; end; s := GetAttrValue(ANode, 'rgb'); if s <> '' then begin Result := FWorkbook.AddColorToPalette(HTMLColorStrToColor('#' + s)); exit; end; s := GetAttrValue(ANode, 'indexed'); if s <> '' then begin Result := StrToInt(s); n := FWorkbook.GetPaletteSize; if (Result <= LAST_PALETTE_COLOR) and (Result < n) then exit; // System colors // taken from OpenOffice docs case Result of $0040: Result := scBlack; // Default border color $0041: Result := scWhite; // Default background color $0043: Result := scGray; // Dialog background color $004D: Result := scBlack; // Text color, chart border lines $004E: Result := scGray; // Background color for chart areas $004F: Result := scBlack; // Automatic color for chart border lines $0050: Result := scBlack; // ??? $0051: Result := scBlack; // ?? $7FFF: Result := scBlack; // ?? else Result := scBlack; end; exit; end; s := GetAttrValue(ANode, 'theme'); if s <> '' then begin idx := StrToInt(s); if idx < Length(FThemeColors) then begin // For some reason the first two pairs of colors are interchanged in Excel! case idx of 0: idx := 1; 1: idx := 0; 2: idx := 3; 3: idx := 2; end; rgb := FThemeColors[idx]; s := GetAttrValue(ANode, 'tint'); if s <> '' then begin tint := StrToFloat(s, FPointSeparatorSettings); rgb := TintedColor(rgb, tint); end; Result := FWorkBook.AddColorToPalette(rgb); exit; end; end; Result := scBlack; end; procedure TsSpreadOOXMLReader.ReadCols(ANode: TDOMNode; AWorksheet: TsWorksheet); const EPS = 1e-2; var colNode: TDOMNode; col, col1, col2: Cardinal; w: Double; s: String; begin if ANode = nil then exit; colNode := ANode.FirstChild; while Assigned(colNode) do begin s := GetAttrValue(colNode, 'customWidth'); if s = '1' then begin s := GetAttrValue(colNode, 'min'); if s <> '' then col1 := StrToInt(s)-1 else col1 := 0; s := GetAttrValue(colNode, 'max'); if s <> '' then col2 := StrToInt(s)-1 else col2 := col1; s := GetAttrValue(colNode, 'width'); if (s <> '') and TryStrToFloat(s, w, FPointSeparatorSettings) then if not SameValue(w, AWorksheet.DefaultColWidth, EPS) then for col := col1 to col2 do AWorksheet.WriteColWidth(col, w); end; colNode := colNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadComments(ANode: TDOMNode; AWorksheet: TsWorksheet); var node, txtNode, rNode, rchild: TDOMNode; nodeName: String; cellAddr: String; s: String; r, c: Cardinal; comment: String; begin comment := ''; node := ANode.FirstChild; while node <> nil do begin nodeName := node.NodeName; cellAddr := GetAttrValue(node, 'ref'); if cellAddr <> '' then begin comment := ''; txtNode := node.FirstChild; while txtNode <> nil do begin rNode := txtnode.FirstChild; while rNode <> nil do begin nodeName := rnode.NodeName; rchild := rNode.FirstChild; while rchild <> nil do begin nodename := rchild.NodeName; if nodename = 't' then begin s := GetNodeValue(rchild); if comment = '' then comment := s else comment := comment + s; end; rchild := rchild.NextSibling; end; rNode := rNode.NextSibling; end; if (comment <> '') and ParseCellString(cellAddr, r, c) then begin // Fix line endings // #10 --> "LineEnding" comment := UTF8StringReplace(comment, #10, LineEnding, [rfReplaceAll]); AWorksheet.WriteComment(r, c, comment); end; txtNode := txtNode.NextSibling; end; end; node := node.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadDateMode(ANode: TDOMNode); var s: String; begin if Assigned(ANode) then begin s := GetAttrValue(ANode, 'date1904'); if s = '1' then FDateMode := dm1904 end; end; procedure TsSpreadOOXMLReader.ReadFileVersion(ANode: TDOMNode); begin FWrittenByFPS := GetAttrValue(ANode, 'appName') = 'fpspreadsheet'; end; procedure TsSpreadOOXMLReader.ReadFills(ANode: TDOMNode); var fillNode, patternNode, colorNode: TDOMNode; nodeName: String; filldata: TFillListData; patt: String; fgclr: TsColor; bgclr: TsColor; begin if ANode = nil then exit; fillNode := ANode.FirstChild; while Assigned(fillNode) do begin nodename := fillNode.NodeName; patternNode := fillNode.FirstChild; while Assigned(patternNode) do begin nodename := patternNode.NodeName; if nodename = 'patternFill' then begin patt := GetAttrValue(patternNode, 'patternType'); fgclr := scWhite; bgclr := scBlack; colorNode := patternNode.FirstChild; while Assigned(colorNode) do begin nodeName := colorNode.NodeName; if nodeName = 'fgColor' then fgclr := ReadColor(colorNode) else if nodeName = 'bgColor' then bgclr := ReadColor(colorNode); colorNode := colorNode.NextSibling; end; // Store in FFillList fillData := TFillListData.Create; fillData.PatternType := patt; fillData.FgColor := fgclr; fillData.BgColor := bgclr; FFillList.Add(fillData); end; patternNode := patternNode.NextSibling; end; fillNode := fillNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadFont(ANode: TDOMNode); var node: TDOMNode; fnt: TsFont; fntName: String; fntSize: Single; fntStyles: TsFontStyles; fntColor: TsColor; nodename: String; s: String; begin fnt := Workbook.GetDefaultFont; if fnt <> nil then begin fntName := fnt.FontName; fntSize := fnt.Size; fntStyles := fnt.Style; fntColor := fnt.Color; end else begin fntName := DEFAULT_FONTNAME; fntSize := DEFAULT_FONTSIZE; fntStyles := []; fntColor := scBlack; end; node := ANode.FirstChild; while node <> nil do begin nodename := node.NodeName; if nodename = 'name' then begin s := GetAttrValue(node, 'val'); if s <> '' then fntName := s; end else if nodename = 'sz' then begin s := GetAttrValue(node, 'val'); if s <> '' then fntSize := StrToFloat(s); end else if nodename = 'b' then begin if GetAttrValue(node, 'val') <> 'false' then fntStyles := fntStyles + [fssBold]; end else if nodename = 'i' then begin if GetAttrValue(node, 'val') <> 'false' then fntStyles := fntStyles + [fssItalic]; end else if nodename = 'u' then begin if GetAttrValue(node, 'val') <> 'false' then fntStyles := fntStyles+ [fssUnderline] end else if nodename = 'strike' then begin if GetAttrValue(node, 'val') <> 'false' then fntStyles := fntStyles + [fssStrikeout]; end else if nodename = 'color' then fntColor := ReadColor(node); node := node.NextSibling; end; fnt := TsFont.Create; fnt.FontName := fntName; fnt.Size := fntSize; fnt.Style := fntStyles; fnt.Color := fntColor; FFontList.Add(fnt); end; procedure TsSpreadOOXMLReader.ReadFonts(ANode: TDOMNode); var node: TDOMNode; begin node := ANode.FirstChild; while node <> nil do begin ReadFont(node); node := node.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadHeaderFooter(ANode: TDOMNode; AWorksheet: TsWorksheet); var node: TDOMNode; nodeName: String; s: String; function FixLineEnding(AString: String): String; begin Result := StringReplace(AString, #10, LineEnding, [rfReplaceAll]); end; begin if ANode = nil then exit; s := GetAttrValue(ANode, 'differentOddEven'); if s = '1' then Include(AWorksheet.PageLayout.Options, poDifferentOddEven); s := GetAttrValue(ANode, 'differentFirst'); if s = '1' then Include(AWorksheet.PageLayout.Options, poDifferentFirst); node := ANode.FirstChild; while node <> nil do begin nodeName := node.NodeName; case nodeName of 'firstHeader': AWorksheet.PageLayout.Headers[0] := FixLineEnding(GetNodeValue(node)); 'oddHeader' : AWorksheet.PageLayout.Headers[1] := FixLineEnding(GetNodeValue(node)); 'evenHeader' : AWorksheet.PageLayout.Headers[2] := FixLineEnding(GetNodeValue(node)); 'firstFooter': AWorksheet.PageLayout.Footers[0] := FixLineEnding(GetNodeValue(node)); 'oddFooter' : AWorksheet.PageLayout.Footers[1] := FixLineEnding(GetNodeValue(node)); 'evenFooter' : AWorksheet.PageLayout.Footers[2] := FixLineEnding(GetNodeValue(node)); end; node := node.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadHyperlinks(ANode: TDOMNode); var node: TDOMNode; nodeName: String; hyperlinkData: THyperlinkListData; s: String; function FindHyperlinkID(ID: String): THyperlinkListData; var i: Integer; begin for i:=0 to FHyperlinkList.Count-1 do if THyperlinkListData(FHyperlinkList.Items[i]).ID = ID then begin Result := THyperlinkListData(FHyperlinkList.Items[i]); exit; end; end; begin if Assigned(ANode) then begin nodename := ANode.NodeName; if nodename = 'hyperlinks' then begin node := ANode.FirstChild; while Assigned(node) do begin nodename := node.NodeName; if nodename = 'hyperlink' then begin hyperlinkData := THyperlinkListData.Create; hyperlinkData.CellRef := GetAttrValue(node, 'ref'); hyperlinkData.ID := GetAttrValue(node, 'r:id'); hyperlinkData.Target := ''; hyperlinkData.TextMark := GetAttrValue(node, 'location'); hyperlinkData.Display := GetAttrValue(node, 'display'); hyperlinkData.Tooltip := GetAttrValue(node, 'tooltip'); end; FHyperlinkList.Add(hyperlinkData); node := node.NextSibling; end; end else if nodename = 'Relationship' then begin node := ANode; while Assigned(node) do begin nodename := node.NodeName; if nodename = 'Relationship' then begin s := GetAttrValue(node, 'Type'); if s = SCHEMAS_HYPERLINKS then begin s := GetAttrValue(node, 'Id'); if s <> '' then begin hyperlinkData := FindHyperlinkID(s); if hyperlinkData <> nil then begin s := GetAttrValue(node, 'Target'); if s <> '' then hyperlinkData.Target := s; s := GetAttrValue(node, 'TargetMode'); if s <> 'External' then // Only "External" accepted! begin hyperlinkData.Target := ''; hyperlinkData.TextMark := ''; end; end; end; end; end; node := node.NextSibling; end; end; end; end; procedure TsSpreadOOXMLReader.ReadMergedCells(ANode: TDOMNode; AWorksheet: TsWorksheet); var node: TDOMNode; nodename: String; s: String; begin if Assigned(ANode) then begin node := ANode.FirstChild; while Assigned(node) do begin nodename := node.NodeName; if nodename = 'mergeCell' then begin s := GetAttrValue(node, 'ref'); if s <> '' then AWorksheet.MergeCells(s); end; node := node.NextSibling; end; end; end; procedure TsSpreadOOXMLReader.ReadNumFormats(ANode: TDOMNode); var node: TDOMNode; idStr: String; fmtStr: String; nodeName: String; id: Integer; begin if Assigned(ANode) then begin node := ANode.FirstChild; while Assigned(node) do begin nodeName := node.NodeName; if nodeName = 'numFmt' then begin fmtStr := GetAttrValue(node, 'formatCode'); idStr := GetAttrValue(node, 'numFmtId'); id := StrToInt(idStr); while id >= NumFormatList.Count do NumFormatList.Add(''); NumFormatList[id] := fmtStr; end; node := node.NextSibling; end; end; end; procedure TsSpreadOOXMLReader.ReadPageMargins(ANode: TDOMNode; AWorksheet: TsWorksheet); var s: String; begin if (ANode = nil) or (AWorksheet = nil) then // just to make sure... exit; s := GetAttrValue(ANode, 'left'); if s <> '' then AWorksheet.PageLayout.LeftMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); s := GetAttrValue(ANode, 'right'); if s <> '' then AWorksheet.PageLayout.RightMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); s := GetAttrValue(ANode, 'top'); if s <> '' then AWorksheet.PageLayout.TopMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); s := GetAttrValue(ANode, 'bottom'); if s <> '' then AWorksheet.PageLayout.BottomMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); s := GetAttrValue(ANode, 'header'); if s <> '' then AWorksheet.PageLayout.HeaderMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); s := GetAttrValue(ANode, 'footer'); if s <> '' then AWorksheet.PageLayout.FooterMargin := PtsToMM(HtmlLengthStrToPts(s, 'in')); end; procedure TsSpreadOOXMLReader.ReadPageSetup(ANode: TDOMNode; AWorksheet: TsWorksheet); var s: String; n: Integer; begin if ANode = nil then exit; // Paper size s := GetAttrValue(ANode, 'paperSize'); if s <> '' then begin n := StrToInt(s); if (n >= 0) and (n <= High(PAPER_SIZES)) then begin AWorksheet.PageLayout.PageWidth := PAPER_SIZES[n, 0]; AWorksheet.PageLayout.PageHeight := PAPER_SIZES[n, 1]; end; end; // Orientation s := GetAttrValue(ANode, 'orientation'); if s = 'portrait' then AWorksheet.PageLayout.Orientation := spoPortrait else if s = 'landscape' then AWorksheet.PageLayout.Orientation := spoLandscape; // Scaling factor s := GetAttrValue(ANode, 'scale'); if s <> '' then begin AWorksheet.PageLayout.ScalingFactor := StrToInt(s); Exclude(AWorksheet.PageLayout.Options, poFitPages); end; // Fit print job to pages s := GetAttrValue(ANode, 'fitToHeight'); if s <> '' then begin AWorksheet.PageLayout.FitHeightToPages := StrToInt(s); Include(AWorksheet.PageLayout.Options, poFitPages); end; s := GetAttrValue(ANode, 'fitToWidth'); if s <> '' then begin AWorksheet.PageLayout.FitWidthToPages := StrToInt(s); Include(AWorksheet.PageLayout.Options, poFitPages); end; // First page number s := GetAttrValue(ANode, 'useFirstPageNumber'); if s = '1' then Include(AWorksheet.PageLayout.Options, poUseStartPageNumber); s := GetAttrValue(ANode, 'firstPageNumber'); if s <> '' then AWorksheet.PageLayout.StartPageNumber := StrToInt(s); // Print order s := GetAttrValue(ANode, 'pageOrder'); if s = 'overThenDown' then Include(AWorksheet.PageLayout.Options, poPrintPagesByRows); // Monochrome s := GetAttrValue(ANode, 'blackAndWhite'); if s = '1' then Include(AWorksheet.PageLayout.Options, poMonochrome); // Quality s := GetAttrValue(ANode, 'draft'); if s = '1' then Include(AWorksheet.PageLayout.Options, poDraftQuality); end; procedure TsSpreadOOXMLReader.ReadPalette(ANode: TDOMNode); var node, colornode: TDOMNode; nodename: String; s: string; clr: TsColor; rgb: TsColorValue; n: Integer; begin // OOXML sometimes specifies color by index even if a palette ("indexedColors") // is not loaeded. Therefore, we use the BIFF8 palette as default because // the default indexedColors are identical to it. n := Length(PALETTE_OOXML); FWorkbook.UsePalette(@PALETTE_OOXML, n); if ANode = nil then exit; clr := 0; node := ANode.FirstChild; while Assigned(node) do begin nodename := node.NodeName; if nodename = 'indexedColors' then begin colornode := node.FirstChild; while Assigned(colornode) do begin nodename := colornode.NodeName; if nodename = 'rgbColor' then begin s := GetAttrValue(colornode, 'rgb'); if s <> '' then begin rgb := HTMLColorStrToColor('#' + s); if clr < n then begin FWorkbook.SetPaletteColor(clr, rgb); inc(clr); end else FWorkbook.AddColorToPalette(rgb); end; end; colornode := colorNode.NextSibling; end; end; node := node.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadPrintOptions(ANode: TDOMNode; AWorksheet: TsWorksheet); var s: String; begin if ANode = nil then exit; s := GetAttrValue(ANode, 'headings'); if (s = '1') then Include(AWorksheet.PageLayout.Options, poPrintHeaders); s := GetAttrValue(ANode, 'gridLines'); if (s = '1') then Include(AWorksheet.PageLayout.Options, poPrintGridLines); end; procedure TsSpreadOOXMLReader.ReadRowHeight(ANode: TDOMNode; AWorksheet: TsWorksheet); var s: String; ht: Single; r: Cardinal; row: PRow; begin if ANode = nil then exit; s := GetAttrValue(ANode, 'customHeight'); if s = '1' then begin s := GetAttrValue(ANode, 'r'); r := StrToInt(s) - 1; s := GetAttrValue(ANode, 'ht'); ht := StrToFloat(s, FPointSeparatorSettings); // seems to be in "Points" row := AWorksheet.GetRow(r); row^.Height := ht / FWorkbook.GetDefaultFontSize; if row^.Height > ROW_HEIGHT_CORRECTION then row^.Height := row^.Height - ROW_HEIGHT_CORRECTION else row^.Height := 0; end; end; procedure TsSpreadOOXMLReader.ReadSharedStrings(ANode: TDOMNode); var valuenode: TDOMNode; childnode: TDOMNode; nodename: String; s: String; begin while Assigned(ANode) do begin if ANode.NodeName = 'si' then begin s := ''; valuenode := ANode.FirstChild; while valuenode <> nil do begin nodename := valuenode.NodeName; if nodename = 't' then s := GetNodeValue(valuenode) else if nodename = 'r' then begin childnode := valuenode.FirstChild; while childnode <> nil do begin s := s + GetNodeValue(childnode); childnode := childnode.NextSibling; end; end; valuenode := valuenode.NextSibling; end; FSharedStrings.Add(s); end; ANode := ANode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadSheetFormatPr(ANode: TDOMNode; AWorksheet: TsWorksheet); var w, h: Single; s: String; begin if ANode = nil then exit; s := GetAttrValue(ANode, 'defaultColWidth'); // is in characters if (s <> '') and TryStrToFloat(s, w, FPointSeparatorSettings) then AWorksheet.DefaultColWidth := w; s := GetAttrValue(ANode, 'defaultRowHeight'); // in in points if (s <> '') and TryStrToFloat(s, h, FPointSeparatorSettings) then begin h := h / Workbook.GetDefaultFontSize; if h > ROW_HEIGHT_CORRECTION then begin h := h - ROW_HEIGHT_CORRECTION; AWorksheet.DefaultRowHeight := h; end; end; end; procedure TsSpreadOOXMLReader.ReadSheetList(ANode: TDOMNode; AList: TStrings); var node: TDOMNode; nodename: String; sheetName: String; sheetId: String; begin node := ANode.FirstChild; while node <> nil do begin nodename := node.NodeName; if nodename = 'sheet' then begin sheetName := GetAttrValue(node, 'name'); sheetId := GetAttrValue(node, 'sheetId'); AList.AddObject(sheetName, TObject(ptrInt(StrToInt(sheetID)))); end; node := node.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadSheetViews(ANode: TDOMNode; AWorksheet: TsWorksheet); var sheetViewNode: TDOMNode; childNode: TDOMNode; nodeName: String; s: String; begin if ANode = nil then exit; sheetViewNode := ANode.FirstChild; while Assigned(sheetViewNode) do begin nodeName := sheetViewNode.NodeName; if nodeName = 'sheetView' then begin s := GetAttrValue(sheetViewNode, 'showGridLines'); if s = '0' then AWorksheet.Options := AWorksheet.Options - [soShowGridLines]; s := GetAttrValue(sheetViewNode, 'showRowColHeaders'); if s = '0' then AWorksheet.Options := AWorksheet.Options - [soShowHeaders]; childNode := sheetViewNode.FirstChild; while Assigned(childNode) do begin nodeName := childNode.NodeName; if nodeName = 'pane' then begin s := GetAttrValue(childNode, 'state'); if s = 'frozen' then begin AWorksheet.Options := AWorksheet.Options + [soHasFrozenPanes]; s := GetAttrValue(childNode, 'xSplit'); if s <> '' then AWorksheet.LeftPaneWidth := StrToInt(s); s := GetAttrValue(childNode, 'ySplit'); if s <> '' then AWorksheet.TopPaneHeight := StrToInt(s); end; end; childNode := childNode.NextSibling; end; end; sheetViewNode := sheetViewNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadThemeColors(ANode: TDOMNode); var clrNode: TDOMNode; nodeName: String; procedure AddColor(AColorStr: String); begin if AColorStr <> '' then begin SetLength(FThemeColors, Length(FThemeColors)+1); FThemeColors[Length(FThemeColors)-1] := HTMLColorStrToColor('#' + AColorStr); end; end; begin if not Assigned(ANode) then exit; SetLength(FThemeColors, 0); clrNode := ANode.FirstChild; while Assigned(clrNode) do begin nodeName := clrNode.NodeName; if nodeName = 'a:dk1' then AddColor(GetAttrValue(clrNode.FirstChild, 'lastClr')) else if nodeName = 'a:lt1' then AddColor(GetAttrValue(clrNode.FirstChild, 'lastClr')) else if nodeName = 'a:dk2' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:lt2' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent1' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent2' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent3' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent4' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent5' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:accent6' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:hlink' then AddColor(GetAttrValue(clrNode.FirstChild, 'val')) else if nodeName = 'a:folHlink' then AddColor(GetAttrValue(clrNode.FirstChild, 'aval')); clrNode := clrNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadThemeElements(ANode: TDOMNode); var childNode: TDOMNode; nodeName: String; begin if not Assigned(ANode) then exit; childNode := ANode.FirstChild; while Assigned(childNode) do begin nodeName := childNode.NodeName; if nodeName = 'a:clrScheme' then ReadThemeColors(childNode); childNode := childNode.NextSibling; end; end; procedure TsSpreadOOXMLReader.ReadWorksheet(ANode: TDOMNode; AWorksheet: TsWorksheet); var rownode: TDOMNode; cellnode: TDOMNode; begin rownode := ANode.FirstChild; while Assigned(rownode) do begin if rownode.NodeName = 'row' then begin ReadRowHeight(rownode, AWorksheet); cellnode := rownode.FirstChild; while Assigned(cellnode) do begin if cellnode.NodeName = 'c' then ReadCell(cellnode, AWorksheet); cellnode := cellnode.NextSibling; end; end; rownode := rownode.NextSibling; end; FixCols(AWorksheet); FixRows(AWorksheet); end; procedure TsSpreadOOXMLReader.ReadFromFile(AFileName: string); var Doc : TXMLDocument; FilePath : string; UnZip : TUnZipper; FileList : TStringList; SheetList: TStringList; i: Integer; fn: String; fn_comments: String; begin //unzip "content.xml" of "AFileName" to folder "FilePath" FilePath := GetTempDir(false); UnZip := TUnZipper.Create; FileList := TStringList.Create; try FileList.Add(OOXML_PATH_XL_STYLES); // styles FileList.Add(OOXML_PATH_XL_STRINGS); // sharedstrings FileList.Add(OOXML_PATH_XL_WORKBOOK); // workbook FileList.Add(OOXML_PATH_XL_THEME); // theme UnZip.OutputPath := FilePath; Unzip.UnZipFiles(AFileName,FileList); finally FreeAndNil(FileList); FreeAndNil(UnZip); end; //try Doc := nil; SheetList := TStringList.Create; try // Retrieve theme colors if FileExists(FilePath + OOXML_PATH_XL_THEME) then begin ReadXMLFile(Doc, FilePath + OOXML_PATH_XL_THEME); DeleteFile(FilePath + OOXML_PATH_XL_THEME); ReadThemeElements(Doc.DocumentElement.FindNode('a:themeElements')); FreeAndNil(Doc); end; // process the sharedstrings.xml file if FileExists(FilePath + OOXML_PATH_XL_STRINGS) then begin ReadXMLFile(Doc, FilePath + OOXML_PATH_XL_STRINGS); DeleteFile(FilePath + OOXML_PATH_XL_STRINGS); ReadSharedStrings(Doc.DocumentElement.FindNode('si')); FreeAndNil(Doc); end; // process the workbook.xml file if not FileExists(FilePath + OOXML_PATH_XL_WORKBOOK) then raise Exception.CreateFmt(rsDefectiveInternalStructure, ['xlsx']); ReadXMLFile(Doc, FilePath + OOXML_PATH_XL_WORKBOOK); DeleteFile(FilePath + OOXML_PATH_XL_WORKBOOK); ReadFileVersion(Doc.DocumentElement.FindNode('fileVersion')); ReadDateMode(Doc.DocumentElement.FindNode('workbookPr')); ReadSheetList(Doc.DocumentElement.FindNode('sheets'), SheetList); FreeAndNil(Doc); // process the styles.xml file if FileExists(FilePath + OOXML_PATH_XL_STYLES) then begin // should always exist, just to make sure... ReadXMLFile(Doc, FilePath + OOXML_PATH_XL_STYLES); DeleteFile(FilePath + OOXML_PATH_XL_STYLES); ReadPalette(Doc.DocumentElement.FindNode('colors')); ReadFonts(Doc.DocumentElement.FindNode('fonts')); ReadFills(Doc.DocumentElement.FindNode('fills')); ReadBorders(Doc.DocumentElement.FindNode('borders')); ReadNumFormats(Doc.DocumentElement.FindNode('numFmts')); ReadCellXfs(Doc.DocumentElement.FindNode('cellXfs')); FreeAndNil(Doc); end; // read worksheets for i:=0 to SheetList.Count-1 do begin // Create worksheet FWorksheet := FWorkbook.AddWorksheet(SheetList[i], true); // unzip sheet file fn := OOXML_PATH_XL_WORKSHEETS + Format('sheet%d.xml', [i+1]); UnzipFile(AFileName, fn, FilePath); ReadXMLFile(Doc, FilePath + fn); DeleteFile(FilePath + fn); // Sheet data, formats, etc. ReadSheetViews(Doc.DocumentElement.FindNode('sheetViews'), FWorksheet); ReadSheetFormatPr(Doc.DocumentElement.FindNode('sheetFormatPr'), FWorksheet); ReadCols(Doc.DocumentElement.FindNode('cols'), FWorksheet); ReadWorksheet(Doc.DocumentElement.FindNode('sheetData'), FWorksheet); ReadMergedCells(Doc.DocumentElement.FindNode('mergeCells'), FWorksheet); ReadHyperlinks(Doc.DocumentElement.FindNode('hyperlinks')); ReadPrintOptions(Doc.DocumentElement.FindNode('printOptions'), FWorksheet); ReadPageMargins(Doc.DocumentElement.FindNode('pageMargins'), FWorksheet); ReadPageSetup(Doc.DocumentElement.FindNode('pageSetup'), FWorksheet); ReadHeaderFooter(Doc.DocumentElement.FindNode('headerFooter'), FWorksheet); FreeAndNil(Doc); // Comments: // The comments are stored in separate "comments.xml" files (n = 1, 2, ...) // The relationship which comment belongs to which sheet file must be // retrieved from the "sheet.xml.rels" file (n = 1, 2, ...). // The rels file contains also the second part of the hyperlink data. fn := OOXML_PATH_XL_WORKSHEETS_RELS + Format('sheet%d.xml.rels', [i+1]); UnzipFile(AFilename, fn, FilePath); if FileExists(FilePath + fn) then begin // find exact name of comments.xml file ReadXMLFile(Doc, FilePath + fn); DeleteFile(FilePath + fn); fn_comments := FindCommentsFileName(Doc.DocumentElement.FindNode('Relationship')); ReadHyperlinks(Doc.DocumentElement.FindNode('Relationship')); FreeAndNil(Doc); end else if (SheetList.Count = 1) then // if the wookbook has only 1 sheet then the sheet.xml.rels file is missing fn_comments := 'comments1.xml' else // this sheet does not have any cell comments continue; // Extract texts from the comments file found and apply to worksheet. if fn_comments <> '' then begin fn := OOXML_PATH_XL + fn_comments; UnzipFile(AFileName, fn, FilePath); if FileExists(FilePath + fn) then begin ReadXMLFile(Doc, FilePath + fn); DeleteFile(FilePath + fn); ReadComments(Doc.DocumentElement.FindNode('commentList'), FWorksheet); FreeAndNil(Doc); end; end; ApplyHyperlinks(FWorksheet); end; // for finally SheetList.Free; FreeAndNil(Doc); end; end; procedure TsSpreadOOXMLReader.ReadFromStream(AStream: TStream); begin Unused(AStream); raise Exception.Create('[TsSpreadOOXMLReader.ReadFromStream] '+ 'Method not implemented. Use "ReadFromFile" instead.'); end; {------------------------------------------------------------------------------} { TsSpreadOOXMLWriter } {------------------------------------------------------------------------------} {@@ ---------------------------------------------------------------------------- Constructor of the OOXML writer Defines the date mode and the limitations of the file format. Initializes the format settings to be used when writing to xml. -------------------------------------------------------------------------------} constructor TsSpreadOOXMLWriter.Create(AWorkbook: TsWorkbook); begin inherited Create(AWorkbook); // Initial base date in case it won't be set otherwise. // Use 1900 to get a bit more range between 1900..1904. FDateMode := XlsxSettings.DateMode; // Special version of FormatSettings using a point decimal separator for sure. FPointSeparatorSettings := DefaultFormatSettings; FPointSeparatorSettings.DecimalSeparator := '.'; // http://en.wikipedia.org/wiki/List_of_spreadsheet_software#Specifications FLimitations.MaxColCount := 16384; FLimitations.MaxRowCount := 1048576; end; {@@ ---------------------------------------------------------------------------- Looks for the combination of border attributes of the given format record in the FBorderList and returns its index. -------------------------------------------------------------------------------} function TsSpreadOOXMLWriter.FindBorderInList(AFormat: PsCellFormat): Integer; var i: Integer; fmt: PsCellFormat; begin // No cell, or border-less --> index 0 if (AFormat = nil) or not (uffBorder in AFormat^.UsedFormattingFields) then begin Result := 0; exit; end; for i:=0 to High(FBorderList) do begin fmt := FBorderList[i]; if SameCellBorders(fmt, AFormat) then begin Result := i; exit; end; end; // Not found --> return -1 Result := -1; end; {@@ ---------------------------------------------------------------------------- Looks for the combination of fill attributes of the given format record in the FFillList and returns its index. -------------------------------------------------------------------------------} function TsSpreadOOXMLWriter.FindFillInList(AFormat: PsCellFormat): Integer; var i: Integer; fmt: PsCellFormat; begin if (AFormat = nil) or not (uffBackground in AFormat^.UsedFormattingFields) then begin Result := 0; exit; end; // Index 0 is "no fill" which already has been handled. for i:=1 to High(FFillList) do begin fmt := FFillList[i]; if (fmt <> nil) and (uffBackground in fmt^.UsedFormattingFields) then begin if (AFormat^.Background.Style = fmt^.Background.Style) and (AFormat^.Background.BgColor = fmt^.Background.BgColor) and (AFormat^.Background.FgColor = fmt^.Background.FgColor) then begin Result := i; exit; end; end; end; { // Index 1 is also pre-defined (gray 25%) for i:=2 to High(FFillList) do begin fmt := FFillList[i]; if (fmt <> nil) and (uffBackgroundColor in fmt^.UsedFormattingFields) then if (AFormat^.BackgroundColor = fmt^.BackgroundColor) then begin Result := i; exit; end; end; } // Not found --> return -1 Result := -1; end; { Determines the formatting index which a given cell has in list of "FormattingStyles" which correspond to the section cellXfs of the styles.xml file. } function TsSpreadOOXMLWriter.GetStyleIndex(ACell: PCell): Cardinal; begin Result := ACell^.FormatIndex; end; { Creates a list of all border styles found in the workbook. The list contains indexes into the array FFormattingStyles for each unique combination of border attributes. To be used for the styles.xml. } procedure TsSpreadOOXMLWriter.ListAllBorders; var //styleCell: PCell; i, n : Integer; fmt: PsCellFormat; begin // first list entry is a no-border cell n := 1; SetLength(FBorderList, n); FBorderList[0] := nil; for i := 0 to FWorkbook.GetNumCellFormats - 1 do begin fmt := FWorkbook.GetPointerToCellFormat(i); if FindBorderInList(fmt) = -1 then begin SetLength(FBorderList, n+1); FBorderList[n] := fmt; inc(n); end; end; end; { Creates a list of all fill styles found in the workbook. The list contains indexes into the array FFormattingStyles for each unique combination of fill attributes. Currently considers only backgroundcolor, fill style is always "solid". To be used for styles.xml. } procedure TsSpreadOOXMLWriter.ListAllFills; var i, n: Integer; fmt: PsCellFormat; begin // Add built-in fills first. n := 2; SetLength(FFillList, n); FFillList[0] := nil; // built-in "no fill" FFillList[1] := nil; // built-in "gray125" for i := 0 to FWorkbook.GetNumCellFormats - 1 do begin fmt := FWorkbook.GetPointerToCellFormat(i); if FindFillInList(fmt) = -1 then begin SetLength(FFillList, n+1); FFillList[n] := fmt; inc(n); end; end; end; procedure TsSpreadOOXMLWriter.WriteBorderList(AStream: TStream); const LINESTYLE_NAME: Array[TsLineStyle] of String = ( 'thin', 'medium', 'dashed', 'dotted', 'thick', 'double', 'hair'); procedure WriteBorderStyle(AStream: TStream; AFormatRecord: PsCellFormat; ABorder: TsCellBorder; ABorderName: String); { border names found in xlsx files for Excel selections: "thin", "hair", "dotted", "dashed", "dashDotDot", "dashDot", "mediumDashDotDot", "slantDashDot", "mediumDashDot", "mediumDashed", "medium", "thick", "double" } var styleName: String; colorName: String; rgb: TsColorValue; begin if (ABorder in AFormatRecord^.Border) then begin // Line style styleName := LINESTYLE_NAME[AFormatRecord^.BorderStyles[ABorder].LineStyle]; // Border color rgb := Workbook.GetPaletteColor(AFormatRecord^.BorderStyles[ABorder].Color); //rgb := Workbook.GetPaletteColor(ACell^.BorderStyles[ABorder].Color); colorName := ColorToHTMLColorStr(rgb, true); AppendToStream(AStream, Format( '<%s style="%s">', [ABorderName, styleName, colorName, ABorderName] )); end else AppendToStream(AStream, Format( '<%s />', [ABorderName])); end; var i: Integer; diag: String; begin AppendToStream(AStream, Format( '', [Length(FBorderList)])); // index 0 -- built-in "no borders" AppendToStream(AStream, '', '', ''); for i:=1 to High(FBorderList) do begin diag := ''; if (cbDiagUp in FBorderList[i]^.Border) then diag := diag + ' diagonalUp="1"'; if (cbDiagDown in FBorderList[i]^.Border) then diag := diag + ' diagonalDown="1"'; AppendToStream(AStream, ''); WriteBorderStyle(AStream, FBorderList[i], cbWest, 'left'); WriteBorderStyle(AStream, FBorderList[i], cbEast, 'right'); WriteBorderStyle(AStream, FBorderList[i], cbNorth, 'top'); WriteBorderStyle(AStream, FBorderList[i], cbSouth, 'bottom'); // OOXML uses the same border style for both diagonals. In agreement with // the biff implementation we select the style from the diagonal-up line. WriteBorderStyle(AStream, FBorderList[i], cbDiagUp, 'diagonal'); AppendToStream(AStream, ''); end; AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteCols(AStream: TStream; AWorksheet: TsWorksheet); var col: PCol; c: Integer; begin if AWorksheet.Cols.Count = 0 then exit; AppendToStream(AStream, ''); for c:=0 to AWorksheet.GetLastColIndex do begin col := AWorksheet.FindCol(c); if col <> nil then AppendToStream(AStream, Format( '', [c+1, c+1, col^.Width], FPointSeparatorSettings) ); end; AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteComments(AWorksheet: TsWorksheet); var comment: PsComment; txt: String; begin if AWorksheet.Comments.Count = 0 then exit; // Create the comments stream SetLength(FSComments, FCurSheetNum + 1); if (boBufStream in Workbook.Options) then FSComments[FCurSheetNum] := TBufStream.Create(GetTempFileName('', Format('fpsCMNT%d', [FCurSheetNum]))) else FSComments[FCurSheetNum] := TMemoryStream.Create; // Header AppendToStream(FSComments[FCurSheetNum], XML_HEADER); AppendToStream(FSComments[FCurSheetNum], Format( '', [SCHEMAS_SPREADML])); AppendToStream(FSComments[FCurSheetNum], ''+ ''+ // Not necessary to specify an author here. But the node must exist! ''); AppendToStream(FSComments[FCurSheetNum], ''); // Comments for comment in AWorksheet.Comments do begin txt := comment^.Text; ValidXMLText(txt); // Write comment text to Comments stream AppendToStream(FSComments[FCurSheetNum], Format( '', [GetCellString(comment^.Row, comment^.Col)]) + ''+ ''+ ''+ // thie entire node could be omitted, but then Excel uses some ugly default font ''+ ''+ // Excel files have color index 81 here, but it could be that this does not exist in fps files --> use rgb instead ''+ // It is not harmful to Excel if the font does not exist. ''+ ''+ '' + txt + '' + '' + '' + ''); end; // Footer AppendToStream(FSComments[FCurSheetNum], ''); AppendToStream(FSComments[FCurSheetNum], ''); end; procedure TsSpreadOOXMLWriter.WriteDimension(AStream: TStream; AWorksheet: TsWorksheet); var r1,c1,r2,c2: Cardinal; dim: String; begin GetSheetDimensions(AWorksheet, r1, r2, c1, c2); if (r1=r2) and (c1=c2) then dim := GetCellString(r1, c1) else dim := GetCellRangeString(r1, c1, r2, c2); AppendToStream(AStream, Format( '', [dim])); end; procedure TsSpreadOOXMLWriter.WriteFillList(AStream: TStream); var i: Integer; pt, bc, fc: string; begin AppendToStream(AStream, Format( '', [Length(FFillList)])); // index 0 -- built-in empty fill AppendToStream(AStream, '', '', ''); // index 1 -- built-in gray125 pattern AppendToStream(AStream, '', '', ''); // user-defined fills for i:=2 to High(FFillList) do begin pt := PATTERN_TYPES[FFillList[i]^.Background.Style]; if FFillList[i]^.Background.FgColor = scTransparent then fc := 'auto="1"' else fc := Format('rgb="%s"', [Copy(Workbook.GetPaletteColorAsHTMLStr(FFillList[i]^.Background.FgColor), 2, 255)]); if FFillList[i]^.Background.BgColor = scTransparent then bc := 'auto="1"' else bc := Format('rgb="%s"', [Copy(Workbook.GetPaletteColorAsHTMLStr(FFillList[i]^.Background.BgColor), 2, 255)]); AppendToStream(AStream, ''); AppendToStream(AStream, Format( '', [pt]) + Format( '', [fc]) + Format( '', [bc]) + // '' + '' + ''); end; AppendToStream(FSStyles, ''); end; { Writes the fontlist of the workbook to the stream. The font id used in xf records is given by the index of a font in the list. Therefore, we have to write an empty record for font #4 which is nil due to compatibility with BIFF } procedure TsSpreadOOXMLWriter.WriteFontList(AStream: TStream); var i: Integer; font: TsFont; s: String; rgb: TsColorValue; begin AppendToStream(FSStyles, Format( '', [Workbook.GetFontCount])); for i:=0 to Workbook.GetFontCount-1 do begin font := Workbook.GetFont(i); { if font = 4 then // if font = nil then AppendToStream(AStream, '') // Font #4 is missing in fpspreadsheet due to BIFF compatibility. We write // an empty node to keep the numbers in sync with the stored font index. else begin} s := Format('', [font.Size, font.FontName], FPointSeparatorSettings); if (fssBold in font.Style) then s := s + ''; if (fssItalic in font.Style) then s := s + ''; if (fssUnderline in font.Style) then s := s + ''; if (fssStrikeout in font.Style) then s := s + ''; if font.Color <> scBlack then begin if font.Color < 64 then s := s + Format('', [font.Color]) else begin rgb := Workbook.GetPaletteColor(font.Color); s := s + Format('', [Copy(ColorToHTMLColorStr(rgb), 2, 255)]); end; end; AppendToStream(AStream, '', s, ''); // end; end; AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteHeaderFooter(AStream: TStream; AWorksheet: TsWorksheet); var hasHeader: Boolean; hasFooter: Boolean; i: Integer; s: String; begin hasHeader := false; hasFooter := false; with AWorksheet.PageLayout do begin for i:=HEADER_FOOTER_INDEX_FIRST to HEADER_FOOTER_INDEX_EVEN do begin if Headers[i] <> '' then hasHeader := true; if Footers[i] <> '' then hasFooter := true; end; if not (hasHeader or hasFooter) then exit; s := ''; if poDifferentFirst in Options then s := s + ' differentFirst="1"'; if poDifferentOddEven in Options then s := s + ' differentOddEven="1"'; AppendToStream(AStream, ''); if Headers[HEADER_FOOTER_INDEX_ODD] <> '' then AppendToStream(AStream, '' + UTF8TextToXMLText(Headers[HEADER_FOOTER_INDEX_ODD]) + ''); if Footers[HEADER_FOOTER_INDEX_ODD] <> '' then AppendToStream(AStream, '' + UTF8TextToXMLText(Footers[HEADER_FOOTER_INDEX_ODD]) + ''); if poDifferentFirst in AWorksheet.PageLayout.Options then begin if Headers[HEADER_FOOTER_INDEX_FIRST] <> '' then AppendToStream(AStream, '' + UTF8TextToXMLText(Headers[HEADER_FOOTER_INDEX_FIRST]) + ''); if Footers[HEADER_FOOTER_INDEX_FIRST] <> '' then AppendToStream(AStream, '' + UTF8TextToXMLText(Footers[HEADER_FOOTER_INDEX_FIRST]) + ''); end; if poDifferentOddEven in Options then begin AppendToStream(AStream, '' + UTF8TextToXMLText(Headers[HEADER_FOOTER_INDEX_EVEN]) + ''); AppendToStream(AStream, '' + UTF8TextToXMLText(Footers[HEADER_FOOTER_INDEX_EVEN]) + ''); end; AppendToStream(AStream, ''); end; end; procedure TsSpreadOOXMLWriter.WriteHyperlinks(AStream: TStream; AWorksheet: TsWorksheet); var hyperlink: PsHyperlink; target, bookmark: String; s: String; txt: String; AVLNode: TAVLTreeNode; begin if AWorksheet.Hyperlinks.Count = 0 then exit; AppendToStream(AStream, ''); // Keep in sync with WriteWorksheetRels ! FNext_rID := IfThen(AWorksheet.Comments.Count = 0, 1, 3); AVLNode := AWorksheet.Hyperlinks.FindLowest; while AVLNode <> nil do begin hyperlink := PsHyperlink(AVLNode.Data); SplitHyperlink(hyperlink^.Target, target, bookmark); s := Format('ref="%s"', [GetCellString(hyperlink^.Row, hyperlink^.Col)]); if target <> '' then begin s := Format('%s r:id="rId%d"', [s, FNext_rId]); inc(FNext_rId); end; if bookmark <> '' then //target = '' then s := Format('%s location="%s"', [s, bookmark]); txt := AWorksheet.ReadAsUTF8Text(hyperlink^.Row, hyperlink^.Col); if (txt <> '') and (txt <> hyperlink^.Target) then s := Format('%s display="%s"', [s, txt]); if hyperlink^.ToolTip <> '' then begin txt := hyperlink^.Tooltip; ValidXMLText(txt); s := Format('%s tooltip="%s"', [s, txt]); end; AppendToStream(AStream, ''); AVLNode := AWorksheet.Hyperlinks.FindSuccessor(AVLNode); end; AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteMergedCells(AStream: TStream; AWorksheet: TsWorksheet); var rng: PsCellRange; n: Integer; begin n := AWorksheet.MergedCells.Count; if n = 0 then exit; AppendToStream(AStream, Format( '', [n]) ); for rng in AWorksheet.MergedCells do AppendToStream(AStream, Format( '', [GetCellRangeString(rng^.Row1, rng^.Col1, rng^.Row2, rng^.Col2)])); AppendToStream(AStream, ''); end; { Writes all number formats to the stream. Saving starts at the item with the FirstFormatIndexInFile. } procedure TsSpreadOOXMLWriter.WriteNumFormatList(AStream: TStream); var i, n: Integer; numFmtStr: String; xmlStr: String; parser: TsNumFormatParser; begin xmlStr := ''; n := 0; for i:= FFirstNumFormatIndexInFile to NumFormatList.Count-1 do begin numFmtStr := NumFormatList[i]; parser := TsNumFormatParser.Create(Workbook, numFmtStr); try numFmtStr := UTF8TextToXMLText(parser.FormatString); xmlStr := xmlStr + Format('', [i, numFmtStr]); inc(n); finally parser.Free; end; end; if n > 0 then AppendToStream(AStream, Format( '', [n]), xmlStr, '' ); end; { Writes the workbook's color palette to the file } procedure TsSpreadOOXMLWriter.WritePalette(AStream: TStream); var rgb: TsColorValue; i: Integer; begin AppendToStream(AStream, '' + ''); // There must not be more than 64 palette entries because the next colors // are system colors. for i:=0 to Min(LAST_PALETTE_COLOR, Workbook.GetPaletteSize-1) do begin rgb := Workbook.GetPaletteColor(i); AppendToStream(AStream, ''); end; AppendToStream(AStream, '' + ''); end; procedure TsSpreadOOXMLWriter.WritePageMargins(AStream: TStream; AWorksheet: TsWorksheet); begin with AWorksheet.PageLayout do AppendToStream(AStream, Format( '', [ mmToIn(LeftMargin), mmToIn(RightMargin), mmToIn(TopMargin), mmToIn(BottomMargin), mmToIn(HeaderMargin), mmToIn(FooterMargin) ], FPointSeparatorSettings )); end; procedure TsSpreadOOXMLWriter.WritePageSetup(AStream: TStream; AWorksheet: TsWorksheet); var s: String; i: Integer; begin s := ''; // Paper size for i:=0 to High(PAPER_SIZES) do if (SameValue(PAPER_SIZES[i,0], AWorksheet.PageLayout.PageHeight) and SameValue(PAPER_SIZES[i,1], AWorksheet.PageLayout.PageWidth)) or (SameValue(PAPER_SIZES[i,1], AWorksheet.PageLayout.PageHeight) and SameValue(PAPER_SIZES[i,0], AWorksheet.PageLayout.PageWidth)) then begin s := Format('%s paperSize="%d"', [s, i]); break; end; if poFitPages in AWorksheet.PageLayout.Options then begin // Fit width to pages s := Format('%s fitToWidth="%d"', [s, AWorksheet.PageLayout.FitWidthToPages]); // Fit height to pages s := Format('%s fitToHeight="%d"', [s, AWorksheet.PageLayout.FitHeightToPages]); end else // Scaling factor s := Format('%s scale="%d"', [s, AWorksheet.PageLayout.ScalingFactor]); // Orientation s := Format('%s orientation="%s"', [ s, IfThen(AWorksheet.PageLayout.Orientation = spoPortrait, 'portrait', 'landscape') ]); // First page number if poUseStartPageNumber in FWorksheet.PageLayout.Options then s := Format('%s useFirstPageNumber="1"', [s]); s := Format('%s firstPageNumber="%d"', [s, AWorksheet.PageLayout.StartPageNumber]); // Print order if poPrintPagesByRows in AWorksheet.PageLayout.Options then s := s + ' pageOrder="overThenDown"'; // Monochrome if poMonochrome in AWorksheet.PageLayout.Options then s := s + ' blackAndWhite="1"'; // Quality if poDraftQuality in AWOrksheet.PageLayout.Options then s := s + ' draft="1"'; if s <> '' then AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WritePrintOptions(AStream: TStream; AWorksheet: TsWorksheet); var s: String; begin s := ''; if poPrintGridLines in AWorksheet.PageLayout.Options then s := s + ' gridLines="1"'; if poPrintHeaders in AWorksheet.PageLayout.Options then s := s + ' headings="1"'; if s <> '' then AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteSheetData(AStream: TStream; AWorksheet: TsWorksheet); var r, r1, r2: Cardinal; c, c1, c2: Cardinal; row: PRow; value: Variant; lCell: TCell; styleCell: PCell; cell: PCell; rh: String; h0: Single; begin h0 := Workbook.GetDefaultFontSize; // Point size of default font AppendToStream(AStream, ''); GetSheetDimensions(AWorksheet, r1, r2, c1, c2); if (boVirtualMode in Workbook.Options) and Assigned(Workbook.OnWriteCellData) then begin for r := 0 to r2 do begin row := AWorksheet.FindRow(r); if row <> nil then rh := Format(' ht="%g" customHeight="1"', [ (row^.Height + ROW_HEIGHT_CORRECTION)*h0], FPointSeparatorSettings) else rh := ''; AppendToStream(AStream, Format( '', [r+1, Workbook.VirtualColCount, rh])); for c := 0 to c2 do begin lCell.Row := r; // to silence a compiler hint InitCell(lCell); value := varNull; styleCell := nil; Workbook.OnWriteCellData(Workbook, r, c, value, styleCell); if styleCell <> nil then lCell := styleCell^; lCell.Row := r; lCell.Col := c; if VarIsNull(value) then begin if styleCell <> nil then lCell.ContentType := cctEmpty else Continue; end else if VarIsNumeric(value) then begin lCell.ContentType := cctNumber; lCell.NumberValue := value; end else if VarType(value) = varDate then begin lCell.ContentType := cctDateTime; lCell.DateTimeValue := StrToDateTime(VarToStr(value), Workbook.FormatSettings); // was: StrToDate end else if VarIsStr(value) then begin lCell.ContentType := cctUTF8String; lCell.UTF8StringValue := VarToStrDef(value, ''); end else if VarIsBool(value) then begin lCell.ContentType := cctBool; lCell.BoolValue := value <> 0; end; WriteCellToStream(AStream, @lCell); varClear(value); end; AppendToStream(AStream, ''); end; end else begin // The cells need to be written in order, row by row, cell by cell for r := r1 to r2 do begin // If the row has a custom height add this value to the specification row := AWorksheet.FindRow(r); if row <> nil then rh := Format(' ht="%g" customHeight="1"', [ (row^.Height + ROW_HEIGHT_CORRECTION)*h0], FPointSeparatorSettings) else rh := ''; AppendToStream(AStream, Format( '', [r+1, c1+1, c2+1, rh])); // Write cells belonging to this row. { // Strange: the RowEnumerator is very slow here... ?! for cell in AWorksheet.Cells.GetRowEnumerator(r) do WriteCellToStream(AStream, cell); } for c := c1 to c2 do begin cell := AWorksheet.FindCell(r, c); if Assigned(cell) then WriteCellToStream(AStream, cell); end; AppendToStream(AStream, ''); end; end; AppendToStream(AStream, ''); end; procedure TsSpreadOOXMLWriter.WriteSheetPr(AStream: TStream; AWorksheet: TsWorksheet); var s: String; begin s := ''; if (AWorksheet.PageLayout.FitWidthToPages > 0) or (AWorksheet.PageLayout.FitHeightToPages > 0) then s := s + ' fitToPage="1"'; if s <> '' then s := ''; if s <> '' then AppendToStream(AStream, '' + s + ''); end; procedure TsSpreadOOXMLWriter.WriteSheetViews(AStream: TStream; AWorksheet: TsWorksheet); var showGridLines: String; showHeaders: String; topRightCell: String; bottomLeftCell: String; bottomRightCell: String; begin // Show gridlines ? showGridLines := StrUtils.IfThen(soShowGridLines in AWorksheet.Options, ' ', 'showGridLines="0" '); // Show headers? showHeaders := StrUtils.IfThen(soShowHeaders in AWorksheet.Options, ' ', 'showRowColHeaders="0" '); // No frozen panes if not (soHasFrozenPanes in AWorksheet.Options) or ((AWorksheet.LeftPaneWidth = 0) and (AWorksheet.TopPaneHeight = 0)) then AppendToStream(AStream, Format( '' + '' + '', [ showGridLines, showHeaders ])) else begin // Frozen panes topRightCell := GetCellString(0, AWorksheet.LeftPaneWidth, [rfRelRow, rfRelCol]); bottomLeftCell := GetCellString(AWorksheet.TopPaneHeight, 0, [rfRelRow, rfRelCol]); bottomRightCell := GetCellString(AWorksheet.TopPaneHeight, AWorksheet.LeftPaneWidth, [rfRelRow, rfRelCol]); if (AWorksheet.LeftPaneWidth > 0) and (AWorksheet.TopPaneHeight > 0) then AppendToStream(AStream, Format( '' + ''+ '' + '' + '' + '' + '' + '', [ showGridLines, showHeaders, AWorksheet.LeftPaneWidth, AWorksheet.TopPaneHeight, bottomRightCell, topRightCell, topRightCell, bottomLeftCell, bottomLeftCell, bottomRightCell, bottomrightCell ])) else if (AWorksheet.LeftPaneWidth > 0) then AppendToStream(AStream, Format( '' + ''+ '' + '' + '' + '', [ showGridLines, showHeaders, AWorksheet.LeftPaneWidth, topRightCell, topRightCell, topRightCell ])) else if (AWorksheet.TopPaneHeight > 0) then AppendToStream(AStream, Format( ''+ ''+ ''+ '' + ''+ '', [ showGridLines, showHeaders, AWorksheet.TopPaneHeight, bottomLeftCell, bottomLeftCell, bottomLeftCell ])); end; end; { Writes the style list which the workbook has collected in its FormatList } procedure TsSpreadOOXMLWriter.WriteStyleList(AStream: TStream; ANodeName: String); var // styleCell: TCell; s, sAlign: String; fontID: Integer; numFmtParams: TsNumFormatParams; numFmtStr: String; fillId: Integer; borderId: Integer; idx: Integer; fmt: PsCellFormat; i: Integer; begin AppendToStream(AStream, Format( '<%s count="%d">', [ANodeName, FWorkbook.GetNumCellFormats])); for i:=0 to FWorkbook.GetNumCellFormats-1 do begin fmt := FWorkbook.GetPointerToCellFormat(i); s := ''; sAlign := ''; { Number format } if (uffNumberFormat in fmt^.UsedFormattingFields) then begin numFmtParams := Workbook.GetNumberFormat(fmt^.NumberFormatIndex); if numFmtParams <> nil then begin numFmtStr := numFmtParams.NumFormatStr; idx := NumFormatList.IndexOf(numFmtStr); end else idx := 0; // "General" format is at index 0 s := s + Format('numFmtId="%d" applyNumberFormat="1" ', [idx]); end; { Font } fontId := 0; if (uffFont in fmt^.UsedFormattingFields) then fontID := fmt^.FontIndex; s := s + Format('fontId="%d" ', [fontId]); if fontID > 0 then s := s + 'applyFont="1" '; if ANodeName = 'cellXfs' then s := s + 'xfId="0" '; { Text rotation } if (uffTextRotation in fmt^.UsedFormattingFields) then case fmt^.TextRotation of trHorizontal : ; rt90DegreeClockwiseRotation : sAlign := sAlign + Format('textRotation="%d" ', [180]); rt90DegreeCounterClockwiseRotation: sAlign := sAlign + Format('textRotation="%d" ', [90]); rtStacked : sAlign := sAlign + Format('textRotation="%d" ', [255]); end; { Text alignment } if (uffHorAlign in fmt^.UsedFormattingFields) and (fmt^.HorAlignment <> haDefault) then case fmt^.HorAlignment of haLeft : sAlign := sAlign + 'horizontal="left" '; haCenter: sAlign := sAlign + 'horizontal="center" '; haRight : sAlign := sAlign + 'horizontal="right" '; end; if (uffVertAlign in fmt^.UsedFormattingFields) and (fmt^.VertAlignment <> vaDefault) then case fmt^.VertAlignment of vaTop : sAlign := sAlign + 'vertical="top" '; vaCenter: sAlign := sAlign + 'vertical="center" '; vaBottom: sAlign := sAlign + 'vertical="bottom" '; end; if (uffWordWrap in fmt^.UsedFormattingFields) then sAlign := sAlign + 'wrapText="1" '; { Fill } if (uffBackground in fmt^.UsedFormattingFields) then begin fillID := FindFillInList(fmt); if fillID = -1 then fillID := 0; s := s + Format('fillId="%d" applyFill="1" ', [fillID]); end; { Border } if (uffBorder in fmt^.UsedFormattingFields) then begin borderID := FindBorderInList(fmt); if borderID = -1 then borderID := 0; s := s + Format('borderId="%d" applyBorder="1" ', [borderID]); end; { Write everything to stream } if sAlign = '' then AppendToStream(AStream, '') else AppendToStream(AStream, '', '', ''); end; AppendToStream(FSStyles, Format( '', [ANodeName])); end; procedure TsSpreadOOXMLWriter.WriteVmlDrawings(AWorksheet: TsWorksheet); // My xml viewer does not format vml files property --> format in code. var comment: PsComment; index: Integer; id: Integer; begin if AWorksheet.Comments.Count = 0 then exit; SetLength(FSVmlDrawings, FCurSheetNum + 1); if (boBufStream in Workbook.Options) then FSVmlDrawings[FCurSheetNum] := TBufStream.Create(GetTempFileName('', Format('fpsVMLD%d', [FCurSheetNum]))) else FSVmlDrawings[FCurSheetNum] := TMemoryStream.Create; // Header AppendToStream(FSVmlDrawings[FCurSheetNum], '' + LineEnding); // My xml viewer does not format vml files property --> format in code. AppendToStream(FSVmlDrawings[FCurSheetNum], ' ' + LineEnding + ' ' + LineEnding + // "data" is a comma-separated list with the ids of groups of 1024 comments -- really? ' ' + LineEnding); AppendToStream(FSVmlDrawings[FCurSheetNum], ' '+LineEnding+ ' ' + LineEnding + ' ' + LineEnding + ' ' + LineEnding); // Write vmlDrawings for each comment (formatting and position of comment box) index := 1; for comment in AWorksheet.Comments do begin id := 1024 + index; // if more than 1024 comments then use data="1,2,etc" above! -- not implemented yet AppendToStream(FSVmlDrawings[FCurSheetNum], LineEnding + Format( ' ' + LineEnding); end; // Footer AppendToStream(FSVmlDrawings[FCurSheetNum], ''); end; procedure TsSpreadOOXMLWriter.WriteWorksheetRels(AWorksheet: TsWorksheet); var AVLNode: TAVLTreeNode; hyperlink: PsHyperlink; s: String; target, bookmark: String; begin // Extend stream array SetLength(FSSheetRels, FCurSheetNum + 1); // Anything to write? if (AWorksheet.Comments.Count = 0) and (AWorksheet.Hyperlinks.Count = 0) then exit; // Create stream if (boBufStream in Workbook.Options) then FSSheetRels[FCurSheetNum] := TBufStream.Create(GetTempFileName('', Format('fpsWSR%d', [FCurSheetNum]))) else FSSheetRels[FCurSheetNum] := TMemoryStream.Create; // Header AppendToStream(FSSheetRels[FCurSheetNum], XML_HEADER); AppendToStream(FSSheetRels[FCurSheetNum], Format( '', [SCHEMAS_RELS])); FNext_rId := 1; // Relationships for comments if AWorksheet.Comments.Count > 0 then begin AppendToStream(FSSheetRels[FCurSheetNum], Format( '', [SCHEMAS_DRAWINGS, FCurSheetNum+1])); AppendToStream(FSSheetRels[FCurSheetNum], Format( '', [SCHEMAS_COMMENTS, FCurSheetNum+1])); FNext_rId := 3; end; // Relationships for hyperlinks if AWorksheet.Hyperlinks.Count > 0 then begin AVLNode := AWorksheet.Hyperlinks.FindLowest; while Assigned(AVLNode) do begin hyperlink := PsHyperlink(AVLNode.Data); SplitHyperlink(hyperlink^.Target, target, bookmark); if target <> '' then begin if (pos('file:', target) = 0) and FileNameIsAbsolute(target) then FileNameToURI(target); // target := 'file:///' + target; s := Format('Id="rId%d" Type="%s" Target="%s" TargetMode="External"', [FNext_rId, SCHEMAS_HYPERLINKS, target]); AppendToStream(FSSheetRels[FCurSheetNum], ''); inc(FNext_rId); end; AVLNode := AWorksheet.Hyperlinks.FindSuccessor(AVLNode); end; end; // Footer AppendToStream(FSSheetRels[FCurSheetNum], ''); end; procedure TsSpreadOOXMLWriter.WriteGlobalFiles; begin { --- Content Types --- } // Will be written at the end of WriteToStream when all Sheet.rels files are // known { --- RelsRels --- } AppendToStream(FSRelsRels, XML_HEADER); AppendToStream(FSRelsRels, Format( '', [SCHEMAS_RELS])); AppendToStream(FSRelsRels, Format( '', [SCHEMAS_DOCUMENT])); AppendToStream(FSRelsRels, ''); { --- Styles --- } AppendToStream(FSStyles, XML_Header); AppendToStream(FSStyles, Format( '', [SCHEMAS_SPREADML])); // Number formats WriteNumFormatList(FSStyles); // Fonts WriteFontList(FSStyles); // Fill patterns WriteFillList(FSStyles); // Borders WriteBorderList(FSStyles); // Style records AppendToStream(FSStyles, '' + '' + '' ); WriteStyleList(FSStyles, 'cellXfs'); // Cell style records AppendToStream(FSStyles, '' + '' + ''); // Misc AppendToStream(FSStyles, ''); AppendToStream(FSStyles, ''); // Palette WritePalette(FSStyles); AppendToStream(FSStyles, ''); end; procedure TsSpreadOOXMLWriter.WriteContent; var i, counter: Integer; begin { --- WorkbookRels --- } { Workbook relations - Mark relation to all sheets } counter := 0; AppendToStream(FSWorkbookRels, XML_HEADER); AppendToStream(FSWorkbookRels, ''); while counter <= Workbook.GetWorksheetCount do begin inc(counter); AppendToStream(FSWorkbookRels, Format( '', [SCHEMAS_WORKSHEET, counter, counter])); end; AppendToStream(FSWorkbookRels, Format( '', [counter+1, SCHEMAS_STYLES])); AppendToStream(FSWorkbookRels, Format( '', [counter+2, SCHEMAS_STRINGS])); AppendToStream(FSWorkbookRels, ''); { --- Workbook --- } { Global workbook data - Mark all sheets } AppendToStream(FSWorkbook, XML_HEADER); AppendToStream(FSWorkbook, Format( '', [SCHEMAS_SPREADML, SCHEMAS_DOC_RELS])); AppendToStream(FSWorkbook, ''); AppendToStream(FSWorkbook, ''); AppendToStream(FSWorkbook, '' + '' + ''); AppendToStream(FSWorkbook, ''); for counter:=1 to Workbook.GetWorksheetCount do AppendToStream(FSWorkbook, Format( '', [Workbook.GetWorksheetByIndex(counter-1).Name, counter, counter])); AppendToStream(FSWorkbook, ''); AppendToStream(FSWorkbook, ''); AppendToStream(FSWorkbook, ''); // Preparation for shared strings FSharedStringsCount := 0; // Write all worksheets which fills also the shared strings. // Also: write comments and related files FNext_rId := 1; for i := 0 to Workbook.GetWorksheetCount - 1 do begin FWorksheet := Workbook.GetWorksheetByIndex(i); WriteWorksheet(FWorksheet); WriteComments(FWorksheet); WriteVmlDrawings(FWorksheet); WriteWorksheetRels(FWorksheet); end; // Finalization of the shared strings document AppendToStream(FSSharedStrings_complete, XML_HEADER, Format( '', [SCHEMAS_SPREADML, FSharedStringsCount, FSharedStringsCount] )); ResetStream(FSSharedStrings); FSSharedStrings_complete.CopyFrom(FSSharedStrings, FSSharedStrings.Size); AppendToStream(FSSharedStrings_complete, ''); end; procedure TsSpreadOOXMLWriter.WriteContentTypes; var i: Integer; begin AppendToStream(FSContentTypes, XML_HEADER); AppendToStream(FSContentTypes, ''); AppendToStream(FSContentTypes, Format( '', [MIME_RELS])); AppendToStream(FSContentTypes, Format( '', [MIME_XML])); AppendToStream(FSContentTypes, Format( '', [MIME_VMLDRAWING])); AppendToStream(FSContentTypes, ''); for i:=1 to Workbook.GetWorksheetCount do AppendToStream(FSContentTypes, Format( '', [i, MIME_WORKSHEET])); for i:=1 to Length(FSComments) do AppendToStream(FSContentTypes, Format( '', [i, MIME_COMMENTS])); AppendToStream(FSContentTypes, ''); AppendToStream(FSContentTypes, ''); AppendToStream(FSContentTypes, ''); end; procedure TsSpreadOOXMLWriter.WriteWorksheet(AWorksheet: TsWorksheet); begin FCurSheetNum := Length(FSSheets); SetLength(FSSheets, FCurSheetNum + 1); // Create the stream if (boBufStream in Workbook.Options) then FSSheets[FCurSheetNum] := TBufStream.Create(GetTempFileName('', Format('fpsSH%d', [FCurSheetNum]))) else FSSheets[FCurSheetNum] := TMemoryStream.Create; // Header AppendToStream(FSSheets[FCurSheetNum], XML_HEADER); AppendToStream(FSSheets[FCurSheetNum], Format( '', [SCHEMAS_SPREADML, SCHEMAS_DOC_RELS])); WriteSheetPr(FSSheets[FCurSheetNum], AWorksheet); WriteDimension(FSSheets[FCurSheetNum], AWorksheet); WriteSheetViews(FSSheets[FCurSheetNum], AWorksheet); WriteCols(FSSheets[FCurSheetNum], AWorksheet); WriteSheetData(FSSheets[FCurSheetNum], AWorksheet); WriteHyperlinks(FSSheets[FCurSheetNum], AWorksheet); WriteMergedCells(FSSheets[FCurSheetNum], AWorksheet); WritePrintOptions(FSSheets[FCurSheetNum], AWorksheet); WritePageMargins(FSSheets[FCurSheetNum], AWorksheet); WritePageSetup(FSSheets[FCurSheetNum], AWorksheet); WriteHeaderFooter(FSSheets[FCurSheetNum], AWorksheet); // Footer if AWorksheet.Comments.Count > 0 then AppendToStream(FSSheets[FCurSheetNum], ''); AppendToStream(FSSheets[FCurSheetNum], ''); end; {@@ ---------------------------------------------------------------------------- Adds the built-in number formats to the NumFormatList. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.AddBuiltinNumFormats; begin FFirstNumFormatIndexInFile := 164; AddBuiltInBiffFormats( FNumFormatList, Workbook.FormatSettings, FFirstNumFormatIndexInFile-1 ); end; {@@ ---------------------------------------------------------------------------- Creates the streams for the individual data files. Will be zipped into a single xlsx file. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.CreateStreams; begin if (boBufStream in Workbook.Options) then begin FSContentTypes := TBufStream.Create(GetTempFileName('', 'fpsCT')); FSRelsRels := TBufStream.Create(GetTempFileName('', 'fpsRR')); FSWorkbookRels := TBufStream.Create(GetTempFileName('', 'fpsWBR')); FSWorkbook := TBufStream.Create(GetTempFileName('', 'fpsWB')); FSStyles := TBufStream.Create(GetTempFileName('', 'fpsSTY')); FSSharedStrings := TBufStream.Create(GetTempFileName('', 'fpsSS')); FSSharedStrings_complete := TBufStream.Create(GetTempFileName('', 'fpsSSC')); end else begin; FSContentTypes := TMemoryStream.Create; FSRelsRels := TMemoryStream.Create; FSWorkbookRels := TMemoryStream.Create; FSWorkbook := TMemoryStream.Create; FSStyles := TMemoryStream.Create; FSSharedStrings := TMemoryStream.Create; FSSharedStrings_complete := TMemoryStream.Create; end; // FSSheets will be created when needed. end; {@@ ---------------------------------------------------------------------------- Destroys the streams that were created by the writer -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.DestroyStreams; procedure DestroyStream(AStream: TStream); var fn: String; begin if AStream is TFileStream then begin fn := TFileStream(AStream).Filename; DeleteFile(fn); end; AStream.Free; end; var stream: TStream; begin DestroyStream(FSContentTypes); DestroyStream(FSRelsRels); DestroyStream(FSWorkbookRels); DestroyStream(FSWorkbook); DestroyStream(FSStyles); DestroyStream(FSSharedStrings); DestroyStream(FSSharedStrings_complete); for stream in FSSheets do DestroyStream(stream); SetLength(FSSheets, 0); for stream in FSComments do DestroyStream(stream); SetLength(FSComments, 0); for stream in FSSheetRels do DestroyStream(stream); SetLength(FSSheetRels, 0); for stream in FSVmlDrawings do DestroyStream(stream); SetLength(FSVmlDrawings, 0); end; {@@ ---------------------------------------------------------------------------- Prepares a string formula for writing: Deletes the leading = sign and makes sure that it is a valid xml string. -------------------------------------------------------------------------------} function TsSpreadOOXMLWriter.PrepareFormula(const AFormula: String): String; begin Result := AFormula; if (Result <> '') and (Result[1] = '=') then Delete(Result, 1, 1); Result := UTF8TextToXMLText(Result) end; {@@ ---------------------------------------------------------------------------- Is called before zipping the individual file parts. Rewinds the streams. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.ResetStreams; var i: Integer; begin ResetStream(FSContentTypes); ResetStream(FSRelsRels); ResetStream(FSWorkbookRels); ResetStream(FSWorkbook); ResetStream(FSStyles); ResetStream(FSSharedStrings_complete); for i:=0 to High(FSSheets) do ResetStream(FSSheets[i]); for i:=0 to High(FSSheetRels) do ResetStream(FSSheetRels[i]); for i:=0 to High(FSComments) do ResetStream(FSComments[i]); for i:=0 to High(FSVmlDrawings) do ResetStream(FSVmlDrawings[i]); end; {@@ ---------------------------------------------------------------------------- Writes a string to a file. Helper convenience method. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteStringToFile(AFileName, AString: string); var stream : TFileStream; S : String; begin stream := TFileStream.Create(AFileName, fmCreate); try S := AString; stream.WriteBuffer(Pointer(S)^, Length(S)); finally stream.Free; end; end; {@@ ---------------------------------------------------------------------------- Writes an OOXML document to the file -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteToFile(const AFileName: string; const AOverwriteExisting: Boolean); var lStream: TStream; lMode: word; begin if AOverwriteExisting then lMode := fmCreate or fmOpenWrite else lMode := fmCreate; if (boBufStream in Workbook.Options) then lStream := TBufStream.Create(AFileName, lMode) else lStream := TFileStream.Create(AFileName, lMode); try WriteToStream(lStream); finally FreeAndNil(lStream); end; end; procedure TsSpreadOOXMLWriter.WriteToStream(AStream: TStream); var FZip: TZipper; i: Integer; begin { Analyze the workbook and collect all information needed } ListAllNumFormats; ListAllFills; ListAllBorders; { Create the streams that will hold the file contents } CreateStreams; { Fill the streams with the contents of the files } WriteGlobalFiles; WriteContent; WriteContentTypes; // Stream positions must be at beginning, they were moved to end during adding of xml strings. ResetStreams; { Now compress the files } FZip := TZipper.Create; try FZip.FileName := '__temp__.tmp'; FZip.Entries.AddFileEntry(FSContentTypes, OOXML_PATH_TYPES); FZip.Entries.AddFileEntry(FSRelsRels, OOXML_PATH_RELS_RELS); FZip.Entries.AddFileEntry(FSWorkbookRels, OOXML_PATH_XL_RELS_RELS); FZip.Entries.AddFileEntry(FSWorkbook, OOXML_PATH_XL_WORKBOOK); FZip.Entries.AddFileEntry(FSStyles, OOXML_PATH_XL_STYLES); FZip.Entries.AddFileEntry(FSSharedStrings_complete, OOXML_PATH_XL_STRINGS); for i:=0 to High(FSSheets) do begin FSSheets[i].Position:= 0; FZip.Entries.AddFileEntry(FSSheets[i], OOXML_PATH_XL_WORKSHEETS + Format('sheet%d.xml', [i+1])); end; for i:=0 to High(FSComments) do begin if (FSComments[i] = nil) or (FSComments[i].Size = 0) then continue; FSComments[i].Position := 0; FZip.Entries.AddFileEntry(FSComments[i], OOXML_PATH_XL + Format('comments%d.xml', [i+1])); end; for i:=0 to High(FSSheetRels) do begin if (FSSheetRels[i] = nil) or (FSSheetRels[i].Size = 0) then continue; FSSheetRels[i].Position := 0; FZip.Entries.AddFileEntry(FSSheetRels[i], OOXML_PATH_XL_WORKSHEETS_RELS + Format('sheet%d.xml.rels', [i+1])); end; for i:=0 to High(FSVmlDrawings) do begin if (FSVmlDrawings[i] = nil) or (FSVmlDrawings[i].Size = 0) then continue; FSVmlDrawings[i].Position := 0; FZip.Entries.AddFileEntry(FSVmlDrawings[i], OOXML_PATH_XL_DRAWINGS + Format('vmlDrawing%d.vml', [i+1])); end; FZip.SaveToStream(AStream); finally DestroyStreams; FZip.Free; end; end; procedure TsSpreadOOXMLWriter.WriteBlank(AStream: TStream; const ARow, ACol: Cardinal; ACell: PCell); var cellPosText: String; lStyleIndex: Integer; begin cellPosText := TsWorksheet.CellPosToText(ARow, ACol); lStyleIndex := GetStyleIndex(ACell); AppendToStream(AStream, Format( '', [CellPosText, lStyleIndex]), '', ''); end; {@@ ---------------------------------------------------------------------------- Writes a boolean value to the stream -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteBool(AStream: TStream; const ARow, ACol: Cardinal; const AValue: Boolean; ACell: PCell); var CellPosText: String; CellValueText: String; lStyleIndex: Integer; begin CellPosText := TsWorksheet.CellPosToText(ARow, ACol); lStyleIndex := GetStyleIndex(ACell); if AValue then CellValueText := '1' else CellValueText := '0'; AppendToStream(AStream, Format( '%s', [CellPosText, lStyleIndex, CellValueText])); end; {@@ ---------------------------------------------------------------------------- Writes an error value to the specified cell. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteError(AStream: TStream; const ARow, ACol: Cardinal; const AValue: TsErrorValue; ACell: PCell); begin Unused(AStream); Unused(ARow, ACol); Unused(AValue, ACell); end; {@@ ---------------------------------------------------------------------------- Writes a string formula to the given cell. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteFormula(AStream: TStream; const ARow, ACol: Cardinal; ACell: PCell); var cellPosText: String; lStyleIndex: Integer; t, v: String; begin cellPosText := TsWorksheet.CellPosToText(ARow, ACol); lStyleIndex := GetStyleIndex(ACell); case ACell^.ContentType of cctFormula: begin t := ''; v := ''; end; cctUTF8String: begin t := ' t="str"'; v := Format('%s', [UTF8TextToXMLText(ACell^.UTF8StringValue)]); end; cctNumber: begin t := ''; v := Format('%g', [ACell^.NumberValue], FPointSeparatorSettings); end; cctDateTime: begin t := ''; v := Format('%g', [ACell^.DateTimeValue], FPointSeparatorSettings); end; cctBool: begin t := ' t="b"'; if ACell^.BoolValue then v := '1' else v := '0'; end; cctError: begin t := ' t="e"'; v := Format('%s', [GetErrorValueStr(ACell^.ErrorValue)]); end; end; AppendToStream(AStream, Format( '' + '%s' + '%s' + '', [ CellPosText, lStyleIndex, t, PrepareFormula(ACell^.FormulaValue), v ])); end; {@@ ---------------------------------------------------------------------------- Writes a string to the stream If the string length exceeds 32767 bytes, the string will be truncated and a warning will be written to the workbook's log. -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteLabel(AStream: TStream; const ARow, ACol: Cardinal; const AValue: string; ACell: PCell); const MAXBYTES = 32767; //limit for this format var CellPosText: string; lStyleIndex: Cardinal; ResultingValue: string; begin // Office 2007-2010 (at least) support no more characters in a cell; if Length(AValue) > MAXBYTES then begin ResultingValue := Copy(AValue, 1, MAXBYTES); //may chop off multicodepoint UTF8 characters but well... Workbook.AddErrorMsg(rsTruncateTooLongCellText, [ MAXBYTES, GetCellString(ARow, ACol) ]); end else ResultingValue := AValue; if not ValidXMLText(ResultingValue) then Workbook.AddErrorMsg( rsInvalidCharacterInCell, [ GetCellString(ARow, ACol) ]); AppendToStream(FSSharedStrings, '' + '' + ResultingValue + '' + ''); CellPosText := TsWorksheet.CellPosToText(ARow, ACol); lStyleIndex := GetStyleIndex(ACell); AppendToStream(AStream, Format( '%d', [CellPosText, lStyleIndex, FSharedStringsCount])); inc(FSharedStringsCount); end; {@@ ---------------------------------------------------------------------------- Writes a number (64-bit IEE 754 floating point) to the stream -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteNumber(AStream: TStream; const ARow, ACol: Cardinal; const AValue: double; ACell: PCell); var CellPosText: String; CellValueText: String; lStyleIndex: Integer; begin CellPosText := TsWorksheet.CellPosToText(ARow, ACol); lStyleIndex := GetStyleIndex(ACell); CellValueText := FloatToStr(AValue, FPointSeparatorSettings); AppendToStream(AStream, Format( '%s', [CellPosText, lStyleIndex, CellValueText])); end; {@@ ---------------------------------------------------------------------------- Writes a date/time value as a number Respects DateMode of the file -------------------------------------------------------------------------------} procedure TsSpreadOOXMLWriter.WriteDateTime(AStream: TStream; const ARow, ACol: Cardinal; const AValue: TDateTime; ACell: PCell); var ExcelDateSerial: double; begin ExcelDateSerial := ConvertDateTimeToExcelDateTime(AValue, FDateMode); WriteNumber(AStream, ARow, ACol, ExcelDateSerial, ACell); end; initialization // Registers this reader / writer on fpSpreadsheet RegisterSpreadFormat(TsSpreadOOXMLReader, TsSpreadOOXMLWriter, sfOOXML); // Create color palette for OOXML file format MakeLEPalette(@PALETTE_OOXML, Length(PALETTE_OOXML)); end.