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% Created 2010-10-11 Mon 17:08
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\documentclass[presentation]{beamer}
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\usepackage[latin1]{inputenc}
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\usepackage[T1]{fontenc}
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\usepackage{fixltx2e}
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\usepackage{graphicx}
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\usepackage{longtable}
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\usepackage{float}
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\usepackage{wrapfig}
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\usepackage{soul}
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\usepackage{t1enc}
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\usepackage{textcomp}
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\usepackage{marvosym}
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\usepackage{wasysym}
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\usepackage{latexsym}
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\usepackage{amssymb}
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\usepackage{hyperref}
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\tolerance=1000
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\usepackage[english]{babel} \usepackage{ae,aecompl}
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\usepackage{mathpazo,courier,euler} \usepackage[scaled=.95]{helvet}
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\usepackage{listings}
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\lstset{language=Python, basicstyle=\ttfamily\bfseries,
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commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen},
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showstringspaces=false, keywordstyle=\color{blue}\bfseries}
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\providecommand{\alert}[1]{\textbf{#1}}
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\title{Savefig}
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\author{FOSSEE}
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\date{2010-10-11 Mon}
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\usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent}
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\begin{document}
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\maketitle
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\begin{frame}
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\frametitle{Outline}
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\label{sec-1}
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\begin{itemize}
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\item Saving plots.
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\item Plotting in different formats.
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\item Locating the file in the file system.
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\end{itemize}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Creating a basic plot}
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\label{sec-2}
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Plot a sine wave from -3pi to 3pi.
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\begin{verbatim}
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In []: x = linspace(-3*pi,3*pi,100)
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In []: plot(x, sin(x))
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\end{verbatim}
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{savefig()}
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\label{sec-3}
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\begin{itemize}
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\item savefig() - to save plots
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\label{sec-3_1}%
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\begin{verbatim}
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syntax: savefig(fname)
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\end{verbatim}
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\item example
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\label{sec-3_2}%
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\begin{itemize}
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\item savefig('/home/fossee/sine.png')
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\label{sec-3_2_1}%
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\begin{itemize}
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\item file sine.png saved to the folder /home/fossee
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\item .png - file type
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\end{itemize}
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\end{itemize} % ends low level
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\end{itemize} % ends low level
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\end{frame}
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\begin{frame}
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\frametitle{More on savefig()}
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\label{sec-4}
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\begin{itemize}
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\item Recall
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\label{sec-4_1}%
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\begin{itemize}
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\item .png - file type
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\end{itemize}
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\item File types supported
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\label{sec-4_2}%
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\begin{itemize}
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\item .pdf - PDF(Portable Document Format)\\
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\label{sec-4_2_1}%
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\item .ps - PS(Post Script)\\
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\label{sec-4_2_2}%
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\item .eps - Encapsulated Post Script\\
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\label{sec-4_2_3}%
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\texttt{to be used with} \LaTeX{} \texttt{documents}
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\item .svg - Scalable Vector Graphics\\
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\label{sec-4_2_4}%
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\texttt{vector graphics}
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\item .png - Portable Network Graphics\\
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\label{sec-4_2_5}%
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\texttt{supports transparency}
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\end{itemize} % ends low level
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\end{itemize} % ends low level
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\end{frame}
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\begin{frame}
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\frametitle{Exercise 1}
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\label{sec-5}
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Save the sine plot in the format EPS which can be embedded in \LaTeX{} documents.
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\end{frame}
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\begin{frame}[fragile]
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\frametitle{Solution 1}
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\label{sec-6}
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\begin{verbatim}
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savefig('/home/fossee/sine.eps')
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\end{verbatim}
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\end{frame}
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\begin{frame}
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\frametitle{Exercise 2}
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\label{sec-7}
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Save the sine plot in PDF, PS and SVG formats.
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\end{frame}
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\begin{frame}
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\frametitle{Summary}
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\label{sec-8}
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You should now be able to
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\begin{itemize}
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\item Use \texttt{savefig()} function
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\item Save plots in different formats
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\begin{itemize}
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\item PDF
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\item PS
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\item PNG
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\item SVG
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\item EPS
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\end{itemize}
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\item Locating the files in file system.
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\end{itemize}
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\end{frame}
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\begin{frame}
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\frametitle{Thank you!}
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\label{sec-9}
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\begin{block}{}
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\begin{center}
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This spoken tutorial has been produced by the
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\textcolor{blue}{FOSSEE} team, which is funded by the
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\end{center}
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\begin{center}
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\textcolor{blue}{National Mission on Education through \\
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Information \& Communication Technology \\
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MHRD, Govt. of India}.
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\end{center}
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\end{block}
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\end{frame}
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\end{document}
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