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<title>Plot TOXSWA surface water concentrations — plot.TOXSWA_cwa • pfm</title>
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<h1>Plot TOXSWA surface water concentrations</h1>
</div>
<p>Plot TOXSWA hourly concentrations of a chemical substance in a specific
segment of a TOXSWA surface water body.</p>
<pre class="usage"><span class='co'># S3 method for TOXSWA_cwa</span>
<span class='fu'>plot</span>(<span class='no'>x</span>, <span class='kw'>time_column</span> <span class='kw'>=</span> <span class='fu'>c</span>(<span class='st'>"datetime"</span>, <span class='st'>"t"</span>, <span class='st'>"t_firstjan"</span>,
<span class='st'>"t_rel_to_max"</span>), <span class='kw'>xlab</span> <span class='kw'>=</span> <span class='st'>"default"</span>, <span class='kw'>ylab</span> <span class='kw'>=</span> <span class='st'>"default"</span>, <span class='kw'>add</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>,
<span class='kw'>threshold_factor</span> <span class='kw'>=</span> <span class='fl'>1000</span>, <span class='kw'>thin_low</span> <span class='kw'>=</span> <span class='fl'>1</span>, <span class='kw'>total</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>, <span class='kw'>LC_TIME</span> <span class='kw'>=</span> <span class='st'>"C"</span>,
<span class='no'>...</span>)</pre>
<h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a> Arguments</h2>
<table class="ref-arguments">
<colgroup><col class="name" /><col class="desc" /></colgroup>
<tr>
<th>x</th>
<td><p>The TOXSWA_cwa object to be plotted.</p></td>
</tr>
<tr>
<th>time_column</th>
<td><p>What should be used for the time axis. If "t_firstjan" is chosen,
the time is given in days relative to the first of January in the first year.</p></td>
</tr>
<tr>
<th>xlab, ylab</th>
<td><p>Labels for x and y axis.</p></td>
</tr>
<tr>
<th>add</th>
<td><p>Should we add to an existing plot?</p></td>
</tr>
<tr>
<th>threshold_factor</th>
<td><p>The factor by which the data have to be lower than the maximum
in order to get thinned for plotting (see next argument).</p></td>
</tr>
<tr>
<th>thin_low</th>
<td><p>If an integer greater than 1, the data close to zero (smaller than
1/threshold_factor of the maximum) in the series will be thinned by this factor
in order to decrease the amount of data that is included in the plots</p></td>
</tr>
<tr>
<th>total</th>
<td><p>Should the total concentration in water be plotted, including substance sorbed
to suspended matter?</p></td>
</tr>
<tr>
<th>LC_TIME</th>
<td><p>Specification of the locale used to format dates</p></td>
</tr>
<tr>
<th>...</th>
<td><p>Further arguments passed to <code>plot</code> if we are not adding to an existing plot</p></td>
</tr>
</table>
<h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
<pre class="examples"><div class='input'><span class='no'>H_sw_D4_pond</span> <span class='kw'><-</span> <span class='fu'><a href='read.TOXSWA_cwa.html'>read.TOXSWA_cwa</a></span>(<span class='st'>"00001p_pa.cwa"</span>,
<span class='kw'>basedir</span> <span class='kw'>=</span> <span class='st'>"SwashProjects/project_H_sw/TOXSWA"</span>,
<span class='kw'>zipfile</span> <span class='kw'>=</span> <span class='fu'>system.file</span>(<span class='st'>"testdata/SwashProjects.zip"</span>, <span class='kw'>package</span> <span class='kw'>=</span> <span class='st'>"pfm"</span>))
<span class='fu'>plot</span>(<span class='no'>H_sw_D4_pond</span>)</div><img src='plot.TOXSWA_cwa-2.png' alt='' width='540' height='400' /><div class='input'><span class='fu'>plot</span>(<span class='no'>H_sw_D4_pond</span>, <span class='kw'>time_column</span> <span class='kw'>=</span> <span class='st'>"t"</span>)</div><img src='plot.TOXSWA_cwa-4.png' alt='' width='540' height='400' /><div class='input'><span class='fu'>plot</span>(<span class='no'>H_sw_D4_pond</span>, <span class='kw'>time_column</span> <span class='kw'>=</span> <span class='st'>"t_firstjan"</span>)</div><img src='plot.TOXSWA_cwa-6.png' alt='' width='540' height='400' /><div class='input'><span class='fu'>plot</span>(<span class='no'>H_sw_D4_pond</span>, <span class='kw'>time_column</span> <span class='kw'>=</span> <span class='st'>"t_rel_to_max"</span>)</div><img src='plot.TOXSWA_cwa-8.png' alt='' width='540' height='400' /><div class='input'>
<span class='no'>H_sw_R1_stream</span> <span class='kw'><-</span> <span class='fu'><a href='read.TOXSWA_cwa.html'>read.TOXSWA_cwa</a></span>(<span class='st'>"00003s_pa.cwa"</span>,
<span class='kw'>basedir</span> <span class='kw'>=</span> <span class='st'>"SwashProjects/project_H_sw/TOXSWA"</span>,
<span class='kw'>zipfile</span> <span class='kw'>=</span> <span class='fu'>system.file</span>(<span class='st'>"testdata/SwashProjects.zip"</span>, <span class='kw'>package</span> <span class='kw'>=</span> <span class='st'>"pfm"</span>))
<span class='fu'>plot</span>(<span class='no'>H_sw_R1_stream</span>, <span class='kw'>time_column</span> <span class='kw'>=</span> <span class='st'>"t_rel_to_max"</span>)</div><img src='plot.TOXSWA_cwa-10.png' alt='' width='540' height='400' /></pre>
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<h2>Contents</h2>
<ul class="nav nav-pills nav-stacked">
<li><a href="#arguments">Arguments</a></li>
<li><a href="#examples">Examples</a></li>
</ul>
<h2>Author</h2>
Johannes Ranke
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