fpspreadsheet: Add reading support of page breaks to ODS format.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@7072 8e941d3f-bd1b-0410-a28a-d453659cc2b4
This commit is contained in:
wp_xxyyzz
2019-07-24 17:10:33 +00:00
parent 2d29205b57
commit 014941827c

View File

@ -368,7 +368,9 @@ const
('0.74pt', '1.76pt', '0.74pt', '0.74pt', '2.49pt', '0.74pt', '0.74pt',
'1.76pt', '0.74pt', '1.76pt', '0.74pt', '1.76pt', '1.76pt');
FALSE_TRUE: Array[boolean] of String = ('false', 'true');
FALSE_TRUE: array[boolean] of String = ('false', 'true');
PAGE_BREAK: array[boolean] of string = ('auto', 'page');
COLWIDTH_EPS = 1e-3;
ROWHEIGHT_EPS = 1e-3;
@ -388,6 +390,7 @@ type
public
Name: String;
ColWidth: Double; // in workbook units
PageBreak: Boolean; // Indicator that col follows a page break
end;
{ Column data items stored in the ColumnList }
@ -397,6 +400,7 @@ type
ColStyleIndex: integer; // index into FColumnStyleList of reader
DefaultCellStyleIndex: Integer; // Index of default cell style in FCellStyleList of reader
Hidden: Boolean; // Indicates that column is hidden
PageBreak: Boolean; // Indicates that page break occurs at left of column
end;
{ Row style items stored in RowStyleList of the reader }
@ -405,6 +409,7 @@ type
Name: String;
RowHeight: Double; // in workbook units
RowHeightType: TsRowHeightType;
PageBreak: Boolean;
end;
{ PageLayout items stored in PageLayoutList }
@ -1157,6 +1162,10 @@ begin
if colData.Hidden then
sheet.HideCol(colIndex);
// Column page break flag
if colData.PageBreak then
sheet.AddPageBreakToCol(colIndex);
// Note: we don't store the column format index here; this is done in the
// row/cell reading method (ReadRowsAndCells).
end;
@ -1939,6 +1948,7 @@ var
colsRepeated: Integer;
j: Integer;
isHidden: Boolean;
isPageBreak: Boolean;
begin
s := GetAttrValue(AColNode, 'table:style-name');
colStyleIndex := FindColStyleByName(s);
@ -1949,8 +1959,10 @@ var
s := GetAttrValue(AColNode, 'table:visibility');
isHidden := (s = 'collapse');
isPageBreak := TColumnStyleData(FColumnStyleList[colStyleIndex]).PageBreak;
s := GetAttrValue(AColNode, 'table:default-cell-style-name');
if (s <> '') or isHidden then
if (s <> '') or isHidden or isPageBreak then
begin
defCellStyleIndex := FCellFormatList.FindIndexOfName(s); //FindCellStyleByName(s);
colData := TColumnData.Create;
@ -1958,6 +1970,7 @@ var
colData.ColStyleIndex := colStyleIndex;
colData.DefaultCellStyleIndex := defCellStyleIndex;
colData.Hidden := isHidden;
colData.PageBreak := isPageBreak;
FColumnList.Add(colData);
end;
@ -1975,31 +1988,11 @@ var
colData.ColStyleIndex := colStyleIndex;
colData.DefaultCellStyleIndex := defCellStyleIndex;
colData.Hidden := isHidden;
colData.PageBreak := isPageBreak;
FColumnList.Add(colData);
inc(col);
end;
end;
(*
if (s = '') and (not isHidden) then
inc(col)
else
begin
colsRepeated := StrToInt(s);
if (defCellStyleIndex > -1) or isHidden then begin
for j:=1 to colsRepeated-1 do
begin
colData := TColumnData.Create;
colData.Col := col + j;
colData.ColStyleIndex := colStyleIndex;
colData.DefaultCellStyleIndex := defCellStyleIndex;
colData.Hidden := isHidden;
FColumnList.Add(colData);
end;
end;
inc(col, colsRepeated);
end;
*)
end;
end;
@ -2039,11 +2032,13 @@ var
styleName: String;
styleChildNode: TDOMNode;
colWidth: double;
colPageBreak: Boolean;
s: String;
begin
styleName := GetAttrValue(AStyleNode, 'style:name');
styleChildNode := AStyleNode.FirstChild;
colWidth := -1;
colPageBreak := false;
while Assigned(styleChildNode) do
begin
@ -2051,11 +2046,11 @@ begin
begin
s := GetAttrValue(styleChildNode, 'style:column-width');
if s <> '' then
begin
colWidth := (FWorkbook as TsWorkbook).ConvertUnits(HTMLLengthStrToPts(s), suPoints, FWorkbook.Units);
// convert to workbook units
break;
end;
colWidth := (FWorkbook as TsWorkbook).ConvertUnits(HTMLLengthStrToPts(s), suPoints, FWorkbook.Units);
s := GetAttrValue(styleChildNode, 'fo:break-before');
if s = 'page' then
colPageBreak := true;
end;
styleChildNode := styleChildNode.NextSibling;
end;
@ -2063,6 +2058,7 @@ begin
colStyle := TColumnStyleData.Create;
colStyle.Name := styleName;
colStyle.ColWidth := colWidth;
colStyle.PageBreak := colPageBreak;
FColumnStyleList.Add(colStyle);
end;
@ -2806,9 +2802,10 @@ var
procedure AddToCellText(AText: String);
begin
if cellText = ''
then cellText := AText
else cellText := cellText + AText;
if cellText = '' then
cellText := AText
else
cellText := cellText + AText;
end;
begin
@ -3708,6 +3705,7 @@ var
styleIndex: Integer;
firstStyleIndex: Integer;
rowHidden: Boolean;
rowPageBreak: Boolean;
begin
// Read rowstyle
rowStyleName := GetAttrValue(ARowNode, 'table:style-name');
@ -3717,11 +3715,17 @@ var
rowStyle := TRowStyleData(FRowStyleList[rowStyleIndex]);
rowHeight := rowStyle.RowHeight; // in Workbook units (see ReadRowStyles)
rowHeightType := rowStyle.RowHeightType;
rowPageBreak := rowStyle.PageBreak;
end else begin
rowHeight := (FWorksheet as TsWorksheet).ReadDefaultRowHeight(FWorkbook.Units);
rowHeightTYpe := rhtDefault;
rowPageBreak := false;
end;
// If the row contains the PageBreak flag we add store it in a row record.
if rowPageBreak then
(FWorksheet as TsWorksheet).AddPageBreakToRow(row);
col := 0;
firstStyleIndex := -1;
hasRowFormat := true;
@ -3904,6 +3908,7 @@ var
styleName, nodename: String;
styleChildNode: TDOMNode;
rowHeight: Double;
rowPageBreak: Boolean;
s: String;
rowStyle: TRowStyleData;
rowHeightType: TsRowHeightType;
@ -3912,6 +3917,7 @@ begin
styleChildNode := AStyleNode.FirstChild;
rowHeight := 0;
rowHeightType := rhtCustom;
rowPageBreak := false;
while Assigned(styleChildNode) do
begin
@ -3925,6 +3931,10 @@ begin
s := GetAttrValue(styleChildNode, 'style:use-optimal-row-height');
if s = 'true' then
rowHeightType := rhtAuto;
// Page break
s := GetAttrValue(styleChildNode, 'fo:break-before');
if s = 'page' then
rowPageBreak := true;
end;
styleChildNode := styleChildNode.NextSibling;
end;
@ -3933,6 +3943,7 @@ begin
rowStyle.Name := styleName;
rowStyle.RowHeight := rowHeight;
rowStyle.RowHeightType := rowHeightType;
rowStyle.PageBreak := rowPageBreak;
FRowStyleList.Add(rowStyle);
end;