597 lines
18 KiB
Plaintext
597 lines
18 KiB
Plaintext
type TSDocxToPdf = class
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public
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function Create(alias: string; file: string);
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function Destroy();
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function SaveToFile(alias: string; file: string): integer;
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function Transform();
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function GetPdf(): PdfFile;
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function GetCurrentSectWare(): TSSectWare;
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function GetCurrentTextPoint(): Point;
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function GetCurrentHdrPoint(): Point;
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function GetCurrentFtrPoint(): Point;
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function GetCurrentNoteWare(): TSNoteWare;
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function GetCachePath(image_path: string): string;
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function GetNextPage(page: TSPage): TSPage;
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function GetCurrentXmlFile(): string;
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function AddTSPage(flag: boolean): TSPage;
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function LinkToToc(anchor: string; page: TSPage; left: real; top: real);
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function AddToc(anchor: string; toc: TSToc);
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function SetHeaderAndFooter();
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function ProcessNumpages();
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function CalculateTextCoordinates(): array of real;
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function GetSymbol(symbol: string);
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function AddDocxPage(pg: TSPage; r: R);
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function AddColIndex();
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function UpdateDocxPageNumpages();
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function SaveDocxFile();overload;
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function SaveDocxFile(alias: string; file: string);overload;
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property Font read ReadFont;
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function ReadFont();
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private
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function InitDocxComponents(alias: string; file: string);
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function InitCachePath(file: string);
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function InitPdfEncoder();
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function InitSectWare();
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function InitSymbol();
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function AllocateElementsToSectWare();
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function ClassifyCols(var point: Point; cols: Cols);
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function SetHdr(type: string);
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function SetFtr(type: string);
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function TransformP(var point: Point; paragraph: P; w: real; lb: real);
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function TransformTbl(var point: Point; table: Tbl; w: real; lb: real);
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function TransformSdt(var point: Point; sdt: Sdt; w: real; lb: real);
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function PrintGrid(page: PdfPage; sect_ware: TSSectWare); // test
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private
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pdf_: PdfFile;
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docx_components_ware_: TSDocxComponentsWare; // TSDocxComponentsWare
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cache_path_: string; // 临时目录，用来存放临时文件
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font_ware_: TSFontWare; // 字体部件
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sect_ware_array_: array of TSSectWare; // 页面布局部件数组
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current_sect_ware_: TSSectWare;
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current_sect_pr_adapter_: SectPrAdapter;
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symbol_: tableArray;
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current_page_: TSPage;
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page_array_: array of TSPage;
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toc_array_: tableArray;
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toc_unmacthed_array_: tableArray;
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range_page_number_array_: tableArray;
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text_point_: Point; // 定位坐标点
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hdr_point_: Point; // 页眉坐标
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ftr_point_: Point; // 页脚坐标
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xml_file_: string;
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even_and_odd_flag_: boolean;
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note_ware_: TSNoteWare; // 脚注/尾注
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// 回写docx
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docx_page_arr_: tableArray;
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update_docx_pages_: boolean;
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end;
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type Point = class
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function Create();
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begin
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{self.}X := 0;
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{self.}Y := 0;
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end
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X: real;
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Y: real;
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end;
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function TSDocxToPdf.Create(alias: string; file: string);
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begin
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pdf_ := new PdfFile();
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font_ware_ := new TSFontWare(pdf_);
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{self.}InitPdfEncoder();
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{self.}InitDocxComponents(alias, file);
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{self.}InitCachePath(file);
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{self.}InitSectWare();
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{self.}InitSymbol();
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current_page_ := nil;
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page_array_ := array();
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toc_array_ := array();
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toc_unmacthed_array_ := array();
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range_page_number_array_ := array();
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text_point_ := new Point();
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hdr_point_ := new Point();
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ftr_point_ := new Point();
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xml_file_ := "document.xml";
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settings := docx_components_ware_.Settings;
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settings.XmlChildEvenAndOddHeaders.Deserialize();
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even_and_odd_flag_ := settings.EvenAndOddHeaders ? true : false;
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note_ware_ := nil;
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// 回写docx
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docx_page_arr_ := array();
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update_docx_pages_ := false;
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end;
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function TSDocxToPdf.Destroy();
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begin
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removeDir("", cache_path_);
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end;
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function TSDocxToPdf.SaveToFile(alias: string; file: string): integer;
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begin
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return pdf_.SaveToFile(alias, file);
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end;
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function TSDocxToPdf.Transform();
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begin
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for _,sect_ware in sect_ware_array_ do
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begin
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if current_sect_ware_ <> sect_ware then
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begin
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current_sect_ware_ := sect_ware;
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current_sect_pr_adapter_ := new SectPrAdapter(current_sect_ware_.SectPr.GetObject());
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{self.}AddTSPage(true);
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xml_file_ := "document.xml";
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end
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// 分栏
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elements := sect_ware.Elements();
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cols := current_sect_ware_.SectPr.Cols;
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if cols.Num > 1 then
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begin
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columns := {self.}ClassifyCols(text_point_, cols);
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end
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else begin
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w := current_sect_ware_.SectPr.PgSz.W - current_sect_ware_.SectPr.PgMar.Right - current_sect_ware_.SectPr.PgMar.Left;
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lb := current_sect_ware_.SectPr.PgMar.Bottom;
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for _,element in elements do
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begin
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// if _ = 8 then break;
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// if _ = 3 then
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// println("_ = {}, xml_file_ = {}", _, xml_file_);
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if element.LocalName = "p" then {self.}TransformP(text_point_, element, w, lb);
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else if element.LocalName = "tbl" then {self.}TransformTbl(text_point_, element, w, lb);
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else if element.LocalName = "sdt" then {self.}TransformSdt(text_point_, element, w, lb);
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end
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end
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end
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{self.}ProcessNumpages();
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end;
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function TSDocxToPdf.GetCurrentTextPoint(): Point;
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begin
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return text_point_;
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end;
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function TSDocxToPdf.GetCurrentHdrPoint(): Point;
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begin
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return hdr_point_;
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end;
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function TSDocxToPdf.GetCurrentFtrPoint(): Point;
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begin
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return ftr_point_;
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end;
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function TSDocxToPdf.GetCurrentSectWare(): TSSectWare;
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begin
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return current_sect_ware_;
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end;
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function TSDocxToPdf.GetCachePath(image_path: string): string;
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begin
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return cache_path_ + extractFileName(image_path);
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end;
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function TSDocxToPdf.GetCurrentXmlFile(): string;
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begin
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return xml_file_;
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end;
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function TSDocxToPdf.GetPdf(): PdfFile;
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begin
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return pdf_;
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end;
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function TSDocxToPdf.ReadFont();
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begin
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return font_ware_;
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end;
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function TSDocxToPdf.InitPdfEncoder();
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begin
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pdf_.UseCNSFonts();
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pdf_.UseCNSEncodings();
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// pdf_.UseUTFEncodings();
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end;
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function TSDocxToPdf.InitDocxComponents(alias: string; file: string);
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begin
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namespace "DOCX";
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docx_components_ware_ := new TSDocxComponentsWare();
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[err, msg] := docx_components_ware_.Open(alias, file, nil);
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if err then raise "Open file error.";
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end;
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function TSDocxToPdf.InitCachePath(file: string);
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begin
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path := format("%s_%s", extractFileName(file), formatDatetime("YYYYMMDDHHNNSSZZZ", now()));
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cache_dir := format("%s/funcext/PdfConverter/.cache", extractFileDir(sysExecName()));
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createDir("", cache_dir);
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cache_path_ := format("%s/%s/", cache_dir, path);
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createDir("", cache_path_);
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end;
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function TSDocxToPdf.InitSectWare();
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begin
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sect_ware_array_ := array();
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current_sect_ware_ := nil;
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current_sect_pr_adapter_ := nil;
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document := docx_components_ware_.Document;
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document.Deserialize();
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{self.}AllocateElementsToSectWare();
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end;
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function TSDocxToPdf.InitSymbol();
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begin
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symbol_ := array(
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"": chr(118),
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"": chr(110),
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"": chr(108),
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"": chr(117),
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"": chr(108),
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"o": chr(109),
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"": chr(110),
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);
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end;
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function TSDocxToPdf.AllocateElementsToSectWare();
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begin
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elements := docx_components_ware_.Document.Body.Elements();
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ware := new TSSectWare();
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fp := function(ware, sect);
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begin
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sect := new SectPrUnitDecorator(sect);
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sect.PgSz.Orient := sect.PgSz.Orient ? "portrait" : "landscape";
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sect.Type.Val := sect.Type.Val ?: "nextPage";
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ware.SectPr := sect;
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ware.Do();
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end
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for i:=0 to length(elements)-1 do
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begin
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element := elements[i];
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ware.AddElement(element);
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if element.LocalName = "p" and ifObj(element.PPr.SectPr) then
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begin
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##fp(ware, element.PPr.SectPr);
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sect_ware_array_[length(sect_ware_array_)] := ware;
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ware := new TSSectWare();
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end
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else if element.LocalName = "sectPr" and i = length(elements)-1 then
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begin
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##fp(ware, element);
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sect_ware_array_[length(sect_ware_array_)] := ware;
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end
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end
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// println("sect_ware_array_ = {}", sect_ware_array_);
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end;
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function TSDocxToPdf.AddTSPage(flag: boolean = false): TSPage;
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begin
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if current_sect_ware_.SectPr.Type.Val = "continuous" and length(page_array_) <> 0 then return;
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page := pdf_.AddPage();
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page.SetWidth(current_sect_ware_.SectPr.PgSz.W);
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page.SetHeight(current_sect_ware_.SectPr.PgSz.H);
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// println("W = {}, H = {}", current_sect_ware_.SectPr.PgSz.W, current_sect_ware_.SectPr.PgSz.H);
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len := length(page_array_);
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current_page_ := new TSPage();
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current_page_.Index := len;
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current_page_.PdfPage := page;
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current_page_.Number := flag ? ifnil(current_sect_ware_.SectPr.PgNumType.Start) ? 1 : current_sect_ware_.SectPr.PgNumType.Start : page_array_[len-1].Number + 1;
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// println("len = {}, Number = {}", len, current_page_.Number);
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page_array_[len] := current_page_;
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// 页眉页脚
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if current_sect_ware_.SectPr.TitlePg and current_page_.Index = 0 then
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type_name := "first";
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else if not even_and_odd_flag_ then
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type_name := "default";
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else if not odd(current_page_.Index) then
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type_name := "even"
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else
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type_name := "default";
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bk_file := xml_file_;
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{self.}SetHdr(type_name);
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{self.}SetFtr(type_name);
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xml_file_ := bk_file;
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// 正文坐标
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[x, y] := {self.}CalculateTextCoordinates();
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text_point_.X := x;
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text_point_.Y := y;
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if sysparams["_PDF_PAGE_GRID_DEBUG_"] then
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{self.}PrintGrid(page, current_sect_ware_);
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return current_page_;
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end;
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function TSDocxToPdf.CalculateTextCoordinates(): array of real;
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begin
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x := current_sect_ware_.SectPr.PgMar.Left;
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y := min(current_sect_ware_.SectPr.PgSz.H - max(current_sect_ware_.SectPr.PgMar.Top, current_sect_ware_.SectPr.PgMar.Header), hdr_point_.Y);
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return array(x, y);
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end;
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function TSDocxToPdf.SetFtr(type: string);
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begin
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ftr_point_.X := current_sect_ware_.SectPr.PgMar.Left;
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ftr_point_.Y := current_sect_ware_.SectPr.PgMar.Bottom;
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footer_reference := current_sect_pr_adapter_.GetFooterReferenceByType(type);
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if ifObj(footer_reference) then
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begin
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rels_adapter := docx_components_ware_.GetDocumentRelsAdapter();
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rel := rels_adapter.GetRelationshipById(footer_reference.Id);
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w := current_sect_ware_.SectPr.PgSz.W - current_sect_ware_.SectPr.PgMar.Right - current_sect_ware_.SectPr.PgMar.Left;
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lb := 0;
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obj := docx_components_ware_.GetFtr(rel.Target);
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xml_file_ := rel.Target;
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elements := obj.Elements();
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for _,element in elements do
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begin
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if element.LocalName = "p" then {self.}TransformP(ftr_point_, element, w, lb);
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end
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end
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end;
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function TSDocxToPdf.SetHdr(type: string);
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begin
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hdr_point_.X := current_sect_ware_.SectPr.PgMar.Left;
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hdr_point_.Y := current_sect_ware_.SectPr.PgSz.H - current_sect_ware_.SectPr.PgMar.Header;
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header_reference := current_sect_pr_adapter_.GetHeaderReferenceByType(type);
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if ifObj(header_reference) then
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begin
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rels_adapter := docx_components_ware_.GetDocumentRelsAdapter();
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rel := rels_adapter.GetRelationshipById(header_reference.Id);
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w := current_sect_ware_.SectPr.PgSz.W - current_sect_ware_.SectPr.PgMar.Right - current_sect_ware_.SectPr.PgMar.Left;
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lb := 0;
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obj := docx_components_ware_.GetHdr(rel.Target);
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xml_file_ := rel.Target;
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elements := obj.Elements();
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for _,element in elements do
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begin
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if element.LocalName = "p" then {self.}TransformP(hdr_point_, element, w, lb);
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end
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end
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end;
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function TSDocxToPdf.TransformP(var point: Point; paragraph: P; w: real; lb: real);
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begin
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range := new TSPdfParagraphRange(self, current_page_, docx_components_ware_, paragraph);
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range.StartX := point.X;
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range.StartY := point.Y;
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range.Width := w;
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range.LowerBound := lb;
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r := range.Calc();
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if r then range.Do();
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else range_page_number_array_[length(range_page_number_array_)] := range;
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point.Y := range.EndY;
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end;
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function TSDocxToPdf.TransformTbl(var point: Point; table: Tbl; w: real; lb: real);
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begin
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range := new TSPdfTableRange(self, current_page_, docx_components_ware_, table);
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range.StartX := point.X;
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range.StartY := point.Y;
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range.Width := w;
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range.LowerBound := lb;
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range.Calc();
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range.Do();
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point.Y := range.EndY;
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end;
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function TSDocxToPdf.TransformSdt(var point: Point; sdt: Sdt; w: real; lb: real);
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begin
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ps := sdt.SdtContent.Ps();
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for _,p in ps do
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{self.}TransformP(point, p, w, lb);
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end;
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function TSDocxToPdf.ProcessNumpages();
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begin
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nums := page_array_[length(page_array_)-1].Number;
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for _,range in range_page_number_array_ do
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begin
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range.SetNumPages(nums);
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range.RangesToLines();
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range.Do();
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end
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end;
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function TSDocxToPdf.GetNextPage(page: TSPage);
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begin
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return page_array_[page.Index + 1];
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end;
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function TSDocxToPdf.PrintGrid(page: PdfPage; sect_ware: TSSectWare);
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begin
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i := 0;
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while true do
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begin
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y := text_point_.Y - i * sect_ware.SectPr.DocGrid.LinePitch;
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if y <= sect_ware.SectPr.PgMar.Bottom then break;
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page.SetLineWidth(0.05);
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page.SetGrayStroke(0.75);
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page.MoveTo(sect_ware.SectPr.PgMar.Left, y);
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page.LineTo(sect_ware.SectPr.PgSz.W- sect_ware.SectPr.PgMar.Right, y);
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page.Stroke();
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i++;
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end
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x1 := sect_ware.SectPr.PgMar.Left;
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y1 := sect_ware.SectPr.PgSz.H - sect_ware.SectPr.PgMar.Top;
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x2 := sect_ware.SectPr.PgSz.W - sect_ware.SectPr.PgMar.Right;
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y2 := y1;
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x3 := x1;
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y3 := sect_ware.SectPr.PgMar.Bottom;
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x4 := x2;
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y4 := y3;
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page.SetLineWidth(0.05);
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page.SetGrayStroke(0.5);
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page.MoveTo(x1, y1);
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page.LineTo(x2, y2);
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page.Stroke();
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page.MoveTo(x1, y1);
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page.LineTo(x3, y3);
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page.Stroke();
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page.MoveTo(x2, y2);
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page.LineTo(x4, y4);
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page.Stroke();
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page.MoveTo(x3, y3);
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page.LineTo(x4, y4);
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page.Stroke();
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end;
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function TSDocxToPdf.AddToc(anchor: string; toc: TSToc);
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begin
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if ifarray(toc_array_[anchor]) then toc_array_[anchor] union= array(toc);
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else toc_array_[anchor] := array(toc);
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if toc_unmacthed_array_[anchor] then
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begin
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toc := toc_unmacthed_array_[anchor];
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{self.}LinkToToc(anchor, toc[0], toc[1], toc[2]);
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toc_unmacthed_array_[anchor] := nil;
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end
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end;
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function TSDocxToPdf.LinkToToc(anchor: string; page: TSPage; left: real; top: real);
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begin
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arr := toc_array_[anchor];
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if ifnil(arr) then
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begin
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toc_unmacthed_array_[anchor] := array(page, left, top);
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|
return;
|
|
end
|
|
dst := page.PdfPage.CreateDestination();
|
|
dst.SetXYZ(left, top, 1);
|
|
for _,toc in arr do
|
|
toc.LinkAnnot(dst);
|
|
toc.AddPageNumber(page);
|
|
|
|
if update_docx_pages_ then
|
|
begin
|
|
r := docx_page_arr_[anchor];
|
|
r.T.Text := page.Number;
|
|
r.Serialize();
|
|
end
|
|
end;
|
|
|
|
function TSDocxToPdf.GetSymbol(symbol: string);
|
|
begin
|
|
// println("symbol = {}, symbol_ = {}", symbol, symbol_);
|
|
return symbol_[symbol];
|
|
end;
|
|
|
|
function TSDocxToPdf.AddDocxPage(anchor: string; r: R);
|
|
begin
|
|
docx_page_arr_[anchor] := r;
|
|
end;
|
|
|
|
function TSDocxToPdf.UpdateDocxPageNumpages();
|
|
begin
|
|
update_docx_pages_ := true;
|
|
end;
|
|
|
|
function TSDocxToPdf.SaveDocxFile();overload;
|
|
begin
|
|
return docx_components_ware_.Save();
|
|
end;
|
|
|
|
function TSDocxToPdf.SaveDocxFile(alias: string; file: string);overload;
|
|
begin
|
|
return docx_components_ware_.SaveAs(alias, file);
|
|
end;
|
|
|
|
function TSDocxToPdf.GetCurrentNoteWare(): TSNoteWare;
|
|
begin
|
|
if ifnil(note_ware_) then note_ware_ := new TSNoteWare(current_sect_ware_);
|
|
return note_ware_;
|
|
end;
|
|
|
|
function TSDocxToPdf.ClassifyCols(var point: Point; cols: Cols);
|
|
begin
|
|
bk_page := current_page_;
|
|
columns := array();
|
|
x := point.X;
|
|
y := point.Y;
|
|
w := current_sect_ware_.SectPr.PgSz.W - current_sect_ware_.SectPr.PgMar.Right - current_sect_ware_.SectPr.PgMar.Left;
|
|
lb := current_sect_ware_.SectPr.PgMar.Bottom;
|
|
w_array := array();
|
|
ccols := cols.Cols();
|
|
for i:=0 to cols.Num-1 do
|
|
begin
|
|
rw := 0;
|
|
if cols.EqualWidth = "0" then
|
|
begin
|
|
rw := ccols[i].W;
|
|
if i > 0 then x += ccols[i-1].W + ccols[i-1].Space;
|
|
end
|
|
else begin
|
|
rw := w / 3;
|
|
x := point.X + i * rw + i * cols.Space;
|
|
end
|
|
range := new TSPdfColumnRange(self, current_page_, docx_components_ware_);
|
|
range.StartX := x;
|
|
range.StartY := y;
|
|
range.Width := rw;
|
|
range.LowerBound := lb;
|
|
columns[length(columns)] := range;
|
|
end
|
|
i := 0;
|
|
elements := current_sect_ware_.Elements();
|
|
range := columns[0];
|
|
for _,element in elements do
|
|
begin
|
|
if element.LocalName = "p" then
|
|
begin
|
|
p := new P();
|
|
sub_elements := element.Elements();
|
|
for _,sub in sub_elements do
|
|
begin
|
|
p.AppendChild(sub);
|
|
if sub.LocalName = "r" and sub.Br.Type = "column" then
|
|
begin
|
|
range.AddElement(p);
|
|
p := new P();
|
|
p.PPr.Copy(element.PPr);
|
|
range := columns[++i];
|
|
end
|
|
end
|
|
range.AddElement(p);
|
|
end
|
|
else begin
|
|
range.AddElement(element);
|
|
end
|
|
end
|
|
pg := nil;
|
|
max_y := nil;
|
|
for _,column in columns do
|
|
begin
|
|
column.Do();
|
|
page := column.GetLastPage();
|
|
if ifnil(pg) then pg := page;
|
|
if ifnil(max_y) then max_y := range.EndY;
|
|
if page.Index > pg.Index then max_y := range.EndY;
|
|
else if page.Index = pg.Index and max_y > range.EndY then max_y := range.EndY;
|
|
end
|
|
current_page_ := bk_page;
|
|
point.Y := max_y;
|
|
end;
|