public IProblem GetProblem(ProblemItem problemItem)
{
return GetProblem(Problems.IndexOf(problemItem));
}
public void SaveToTex(ProblemItem problem, string filename)
{
StringBuilder fileContent = new StringBuilder();
// documentclass
// usepackage
fileContent.Append("\\documentclass[a4paper]{article}\\usepackage[utf8]{inputenc}" +
"\\usepackage[left=3cm,right=3cm,top=3cm,bottom=3cm]{geometry}\\usepackage[english]{babel}" +
"\\usepackage[T1,T2A]{fontenc}\\usepackage{amssymb,amsmath}\\usepackage{tikz}\\usepackage{pgfplots}" +
"\\usepackage{color}\n\n");
fileContent.Append("\\definecolor{light-gray}{gray}{0.5}\\pagenumbering{gobble}\n\n");
// begin document
// header
fileContent.Append("\\begin{document}\\center\\textcolor{light-gray}{" + WatermarkText +
"\\linebreak" + DateTime.Today.Date.ToShortDateString() + "}\n\n\\vspace{15pt}\n\n");
// title
// equation
fileContent.Append("\\begin{LARGE}\\textbf{" + problem.Problem.Name + "}\\end{LARGE}\n\n\\begin{equation*}" +
problem.Problem.Equation + "\\end{equation*}\n\n\\vspace{20pt}\n\n");
// input data
fileContent.Append("\\begin{large}Input data:\\end{large}\n\n\\vspace{10pt}\n\n" +
"\\begin{tabular}{l l l}\nParameter & Data Type & Value" + @"\\ \hline");
foreach (var i in problem.Problem.InputData)
{
switch (i.Type)
{
case ProblemDevelopmentKit.ProblemDataItemType.Function:
fileContent.Append("\n$" + i.Name + "$ & \\texttt{" + i.Type + "} & \\texttt{" + i.Value + @"} \\");
break;
default:
fileContent.Append("\n" + i.Name + " & \\texttt{" + i.Type + "} & \\texttt{" + i.Value + @"} \\");
break;
}
}
fileContent.Append("\n\\hline\\end{tabular}\n\n\\vspace{20pt}\n\n");
fileContent.Append("\\begin{large}Plot:\\end{large}\n\n\\vspace{20pt}");
// plot
var title = new string[] { problem.Problem.Result.VisualTitleKey, problem.Problem.Result.VisualTitleValue };
fileContent.Append(@"\begin{tikzpicture}\begin{axis}[width=\textwidth,xlabel=" + title[0].ToString() +
",ylabel=" + title[1].ToString() + "]");
foreach (var plot in problem.Problem.Result.VisualResult.Graphs)
{
fileContent.Append(@"\addplot[black] coordinates {");
// TODO: Check if Keys and Values have the same length
for (int i = 0; i < plot.Keys.Count; ++i)
{
fileContent.Append("(" + plot.Keys[i].ToString().Replace(",", ".") + "," + plot.Values[i].ToString().Replace(",", ".") + ")");
}
}
//var values = ((object[,])problem.Problem.Result.VisualValues[0].);
//fileContent.Append("(-2.5,2.5) (-1,1) (0,0) (1,1) (2.5,2.5)");
fileContent.Append("};\n\\end{axis}\\end{tikzpicture}");
// end
fileContent.Append("\n\\end{document}");
using (StreamWriter outfile = new StreamWriter(filename))
{
outfile.Write(fileContent.ToString());
}
}