229 lines
7.3 KiB
Plaintext
229 lines
7.3 KiB
Plaintext
type TSPdfCellRange = class(TSPdfBasicRange)
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public
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function Create(table_range: TSPdfTableRange; docx_to_pdf: TSDocxToPdf; pg: TSPage; components: TSDocxComponentsWare; tc: Tc; tbl_pr: TblPr; tr_pr: TrPr);
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function Calc();
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function Do();override;
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function SetTSPage(page: TSPage);
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function GetLastPage();
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function AlignHeight(height: real);
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function IsSamePage(): boolean;
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function FirstValidTSPage(): TSPage;
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function SetVAlign();
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function IsReComputeByCantSplit(): boolean;
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function IfRemoveEmptyRectangle(): boolean;
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public
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VMerge;
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RemoveFlag;
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private
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[weakref]parent_: TSPdfTableRange;
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[weakref]docx_to_pdf_: TSDocxToPdf;
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[weakref]page_: TSPage;
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[weakref]docx_components_ware_: TSDocxComponentsWare;
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[weakref]tc_: Tc;
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[weakref]tbl_pr_: TblPr;
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[weakref]tr_pr_: TrPr;
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region_array_: array of Region; // 单元格可能跨页，所以可能存在多个
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end;
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type Region = class
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function Create();
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begin
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RectangleRange := new TSPdfRectangleRange();
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RangeArr := array();
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end
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RectangleRange: TSPdfRectangleRange;
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RangeArr: array of TSPdfAbstractRange;
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end;
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function TSPdfCellRange.Create(table_range: TSPdfTableRange; docx_to_pdf: TSDocxToPdf; pg: TSPage; components: TSDocxComponentsWare; tc: Tc; tbl_pr: TblPr; tr_pr: TrPr);
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begin
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parent_ := table_range;
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docx_to_pdf_ := docx_to_pdf;
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page_ := pg;
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docx_components_ware_ := components;
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tc_ := tc;
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tbl_pr_ := tbl_pr;
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tr_pr_ := tr_pr;
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region_array_ := array();
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{self.}TSPage := page_;
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{self.}VMerge := 0;
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end;
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function TSPdfCellRange.Calc();
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begin
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region_array_ := array();
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region := new Region();
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region.RectangleRange.EndX := {self.}StartX;
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region.RectangleRange.EndY := {self.}StartY;
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region.RectangleRange.Width := {self.}Width;
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region.RectangleRange.FixedHeight := {self.}FixedHeight;
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region.RectangleRange.TSPage := page_;
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region.RectangleRange.TcPr := tc_.TcPr;
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region_array_[length(region_array_)] := region;
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{self.}EndX := {self.}StartX;
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{self.}EndY := {self.}StartY;
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{self.}DynamicHeight := 0;
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cell_x := {self.}EndX + tbl_pr_.TblCellMar.Left.W;
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cell_y := {self.}EndY - tbl_pr_.TblCellMar.Top.W;
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cell_w := {self.}Width - tbl_pr_.TblCellMar.Right.W - tbl_pr_.TblCellMar.Left.W;
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cell_h := {self.}FixedHeight;
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elements := tc_.Elements();
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for _,element in elements do
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begin
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range := nil;
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if element.LocalName = "p" then
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begin
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range := new TSPdfParagraphRange(docx_to_pdf_, page_, docx_components_ware_, element);
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range.SetExtraStyleId(tbl_pr_.TblStyle.Val);
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end
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else if element.LocalName = "tbl" then
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begin
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range := new TSPdfTableRange(docx_to_pdf_, page_, docx_components_ware_, element);
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continue; // TODO：表中表存在不可靠问题
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end
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if ifObj(range) then
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begin
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range.StartX := cell_x;
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range.StartY := cell_y;
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range.Width := cell_w;
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range.FixedHeight := cell_h;
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range.LowerBound := {self.}LowerBound;
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range.Calc();
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region.RangeArr[length(region.RangeArr)] := range;
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{self.}DynamicHeight += range.DynamicHeight;
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cell_y := range.EndY;
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page_ := range.GetLastPage();
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end
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end
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{self.}EndY := cell_y;
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{self.}DynamicHeight += tbl_pr_.TblCellMar.Top.W + tbl_pr_.TblCellMar.Bottom.W;
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end;
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function TSPdfCellRange.Do();override;
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begin
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for _,region in region_array_ do
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begin
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if _ = 0 and {self.}RemoveFlag then continue;
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region.RectangleRange.Do();
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for _,range in region.RangeArr do
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range.Do();
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end
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end;
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function TSPdfCellRange.SetTSPage(page: TSPage);
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begin
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page_ := page;
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{self.}TSPage := page;
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end;
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function TSPdfCellRange.AlignHeight(height: real);
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begin
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if {self.}FixedHeight > height then height := {self.}FixedHeight;
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region := region_array_[0];
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surplus := height - ({self.}StartY - {self.}LowerBound);
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if surplus < 1e-6 then
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begin
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region.RectangleRange.DynamicHeight := height;
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if {self.}FixedHeight then region.RectangleRange.DynamicHeight := {self.}FixedHeight;
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{self.}EndY := {self.}StartY - region.RectangleRange.DynamicHeight;
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return;
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end
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region.RectangleRange.DynamicHeight := {self.}StartY - {self.}LowerBound;
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arr := region.RangeArr;
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region.RangeArr := array();
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hash := array(region.RectangleRange.TSPage.Index: region);
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page_ := {self.}TSPage;
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[x, y] := docx_to_pdf_.CalculateTextCoordinates();
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ftr_point := docx_to_pdf_.GetCurrentFtrPoint();
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span := y - ftr_point.Y;
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while surplus > span do
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begin
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page_ := docx_to_pdf_.GetNextPage(page_);
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region := new Region();
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region.RectangleRange.EndX := {self.}StartX;
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region.RectangleRange.EndY := y;
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region.RectangleRange.Width := {self.}Width;
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region.RectangleRange.DynamicHeight := span;
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region.RectangleRange.TSPage := page_;
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region.RectangleRange.TcPr := tc_.TcPr;
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region_array_[length(region_array_)] := region;
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surplus -= span;
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hash[region.RectangleRange.TSPage.Index] := region;
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end
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if surplus > 1e-6 then
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begin
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page_ := docx_to_pdf_.GetNextPage(page_);
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region := new Region();
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region.RectangleRange.EndX := {self.}StartX;
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region.RectangleRange.EndY := y;
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region.RectangleRange.Width := {self.}Width;
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region.RectangleRange.DynamicHeight := surplus;
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region.RectangleRange.TSPage := page_;
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region.RectangleRange.TcPr := tc_.TcPr;
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region_array_[length(region_array_)] := region;
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hash[region.RectangleRange.TSPage.Index] := region;
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{self.}EndY := region.RectangleRange.EndY - surplus;
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end
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for _,range in arr do
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begin
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if range is class(TSPdfParagraphRange) then
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begin
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line_arr := range.GetLineRangeArr();
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for _,r in line_arr do
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begin
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region := hash[r.TSPage.Index];
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region.RangeArr[length(region.RangeArr)] := r;
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end
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end
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end
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end;
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function TSPdfCellRange.GetLastPage();
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begin
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return page_;
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end;
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function TSPdfCellRange.SetVAlign();
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begin
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val := tc_.TcPr.VAlign.Val;
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region := region_array_[0];
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arr := region.RangeArr;
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if length(arr) = 0 then return;
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last_y := arr[length(arr)-1].EndY;
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offset := last_y - (region.RectangleRange.EndY - region.RectangleRange.DynamicHeight) - tbl_pr_.TblCellMar.Bottom.W;
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case val of
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"center":
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begin
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offset /= 2;
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for _,range in arr do
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range.AdjustRangeOffset(region.RectangleRange.TSPage, nil, -offset);
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end
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end;
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end;
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function TSPdfCellRange.IsSamePage(): boolean;
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begin
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return page_ = {self.}TSPage;
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end;
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function TSPdfCellRange.FirstValidTSPage(): TSPage;
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begin
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return region_array_[0].RangeArr[0].TSPage;
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end;
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function TSPdfCellRange.IsReComputeByCantSplit(): boolean;
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begin
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if {self.}VMerge then return false;
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return tr_pr_.CantSplit and page_ <> {self.}TSPage;
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end;
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function TSPdfCellRange.IfRemoveEmptyRectangle(): boolean;
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begin
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if length(region_array_) < 2 then return false;
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return length(region_array_[0].RangeArr) ? false : true;
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end;
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