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搭建PVB架构，实现前端的基础布局、菜单、表格、图示等功能
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lixiaoyuan
155
libs/pvb/include/rllib/rlreport.h
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155
libs/pvb/include/rllib/rlreport.h
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/***************************************************************************
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rlreport.h - description
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-------------------
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begin : Sun Jul 03 2011
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copyright : (C) 2011 pvbrowser
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email : lehrig@t-online.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This library is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU LESSER GENERAL PUBLIC LICENSE as *
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* published by the Free Software Foundation *
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* *
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***************************************************************************/
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#ifndef _RL_REPORT_H_
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#define _RL_REPORT_H_
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#include <stdio.h>
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#include "rldefine.h"
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#include "rlinifile.h"
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#include "rlstring.h"
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/*! <pre>
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class for generating PDF files with LaTeX
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//### typical usage begin #############################################
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int report(PARAM *p)
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{
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rlReport r;
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rlString filename;
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filename = p->file_prefix; // use an individual filename for each client
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filename += ".tex";
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r.open(filename.text());
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r.includeHeader("\\documentclass[a4paper]{article}","\\usepackage[ngerman]{babel}"); // german article on A4 paper
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//// here we may include our own header definitions
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r.beginDocument();
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//// --- begin here we use the methods: printf(), include(), includeCSV(), includeImage(), spawn() --------------
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r.printf("\\section{Teil 1}\n");
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r.printf("Hallo Welt\n");
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r.includeImage("test.jpg","Testbild",0.8f);
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r.includeCSV("test.csv",1,"Test CSV");
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r.printf("\\cppbegin{main.cpp}\n");
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r.include("main.cpp");
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r.printf("\\end{lstlisting}\n");
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r.printf("\\simplecodebegin{Verzeichnis Inhalt}\n");
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r.spawn("ls -al");
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r.printf("\\end{lstlisting}\n");
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//// --- end here we use the methods: printf(), include(), includeCSV(), includeImage(), spawn() ----------------
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r.endDocument();
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r.close();
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r.pdflatex(); // pdflatex -interaction=nonstopmode file.tex
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filename = p->file_prefix;
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filename += ".pdf";
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pvDownloadFileAs(p,filename.text(), "report.pdf");
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pvClientCommand(p,"pdf","report.pdf"); // open report.pdf on the client using the pdf-viewer
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return 0;
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}
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//### typical usage end ###############################################
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</pre> */
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class rlReport
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{
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public:
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rlReport();
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virtual ~rlReport();
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/*! <pre>
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open the output file for writeing
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</pre> */
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int open(const char *filename);
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/*! <pre>
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close the output file
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</pre> */
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int close();
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/*! <pre>
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print text to the output file
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</pre> */
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int printf(const char *format, ...);
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/*! <pre>
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print "\\begin{document}" to the output file
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</pre> */
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int beginDocument();
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/*! <pre>
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print "\\end{document}" to the output file
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</pre> */
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int endDocument();
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/*! <pre>
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Include a file to the output.
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If ini != NULL then the content of ini can be used as text modules as follows:
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Withnin file we use something like \\$[SECTION][NAME] to address the text module we want to include.
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</pre> */
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int include(const char *filename, rlIniFile *ini=NULL);
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/*! <pre>
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Include the LaTeX header to the output file.
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If optional_parameter == NULL then output the default parameters.
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Examples:
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includeHeader("\\usepackage[a4paper]{article}", "\\usepackage[ngerman]{babel}");
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includeHeader("\\usepackage[a4paper]{book}", "\\usepackage[english,greek]{babel}");
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See:
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http://en.wikibooks.org/wiki/LaTeX/Internationalization
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Our default LaTeX header is within the fprintf() statements of rlReport::includeHeader()
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You may printf() or include() more header definitions and then call
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r.beginDocument();
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</pre> */
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int includeHeader(const char *documentclass = "\\documentclass[a4paper]{article}",
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const char *language = "\\usepackage[english]{babel}",
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const char *inputenc = "\\usepackage[utf8]{inputenc}",
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const char *layout = "\\setlength{\\parindent}{0pt} \\setlength{\\topmargin}{-50pt} \\setlength{\\oddsidemargin}{0pt} \\setlength{\\textwidth}{480pt} \\setlength{\\textheight}{700pt}");
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/*! <pre>
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print a CSV table to the output file
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filename := name.csv
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use_first_row_as_title := 0 | 1
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legend := NULL | text_describing_the_table
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</pre> */
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int includeCSV(const char *filename, int use_first_row_as_title=1, const char *legend=NULL, char delimitor='\t');
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/*! <pre>
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Include a graphic into our document.
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filename := name.jpg | name.png
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legend := NULL | text_describeing_the_image
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</pre> */
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int includeImage(const char *filename, const char *legend=NULL, float scale=1.0f);
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/*! <pre>
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Run the external "command" and include what is printed by "command" to the output file.
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This works as follows:
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sprintf(cmd,"%s > %s.temp", command, file.text())
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system(cmd);
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include(file.text() + ".temp");
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</pre> */
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int spawn(const char *command);
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/*! <pre>
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Run "pdflatex -interaction=nonstopmode file.tex" if command==NULL or
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what you specify by your own command.
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</pre> */
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int pdflatex(const char *command = NULL);
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private:
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FILE *fout; // output file pointer
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rlString file; // name of the output file
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};
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#endif
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