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<h1>R6 class for holding TOXSWA water concentration data and associated statistics</h1>
<div class="hidden name"><code>TOXSWA_cwa.Rd</code></div>
</div>
<div class="ref-description">
<p>An R6 class for holding TOXSWA water concentration (cwa) data and some associated statistics.
Usually, an instance of this class will be generated by <code><a href='read.TOXSWA_cwa.html'>read.TOXSWA_cwa</a></code>.</p>
</div>
<h2 class="hasAnchor" id="format"><a class="anchor" href="#format"></a>Format</h2>
<p>An <code>R6Class</code> generator object.</p>
<h2 class="hasAnchor" id="methods"><a class="anchor" href="#methods"></a>Methods</h2>
<dl'>
<dt><code>get_events(threshold, total = FALSE)</code></dt><dd><p>Populate a datataframe with event information for the specified threshold value
in µg/L. If <code>total = TRUE</code>, the total concentration including the amount
adsorbed to suspended matter will be used. The resulting dataframe is stored in the
<code>events</code> field of the object.</p></dd>
<dt><code>moving_windows(windows, total = FALSE)</code></dt><dd><p>Add to the <code>windows</code> field described above.
Again, if <code>total = TRUE</code>, the total concentration including the amount
adsorbed to suspended matter will be used.</p></dd>
</dl>
<h2 class="hasAnchor" id="public-fields"><a class="anchor" href="#public-fields"></a>Public fields</h2>
<p><div class="r6-fields"></p><dl'>
<dt><code>filename</code></dt><dd><p>Length one character vector.</p></dd>
<dt><code>basedir</code></dt><dd><p>Length one character vector.</p></dd>
<dt><code>segment</code></dt><dd><p>Length one integer, specifying for which segment the cwa data were read.</p></dd>
<dt><code>cwas</code></dt><dd><p>Dataframe holding the concentrations.</p></dd>
<dt><code>events</code></dt><dd><p>List of dataframes holding the event statistics for each threshold.</p></dd>
<dt><code>windows</code></dt><dd><p>Matrix of maximum time weighted average concentrations (TWAC_max)
and areas under the curve in µg/day * h (AUC_max_h) or µg/day * d (AUC_max_d)
for the requested moving window sizes in days.</p></dd>
</dl><p></div></p>
<h2 class="hasAnchor" id="methods"><a class="anchor" href="#methods"></a>Methods</h2>
<h3>Public methods</h3>
<ul>
<li><p><a href='#method-new'><code>TOXSWA_cwa$new()</code></a></p></li>
<li><p><a href='#method-moving_windows'><code>TOXSWA_cwa$moving_windows()</code></a></p></li>
<li><p><a href='#method-get_events'><code>TOXSWA_cwa$get_events()</code></a></p></li>
<li><p><a href='#method-print'><code>TOXSWA_cwa$print()</code></a></p></li>
<li><p><a href='#method-clone'><code>TOXSWA_cwa$clone()</code></a></p></li>
</ul>
<p><hr>
<a id="method-new"></a></p><h3>Method <code>new()</code></h3>
<h3>Usage</h3>
<p><div class="r"></p><pre><span class='no'>TOXSWA_cwa</span>$<span class='fu'>new</span>(
<span class='no'>filename</span>,
<span class='no'>basedir</span>,
<span class='kw'>zipfile</span> <span class='kw'>=</span> <span class='kw'>NULL</span>,
<span class='kw'>segment</span> <span class='kw'>=</span> <span class='st'>"last"</span>,
<span class='kw'>substance</span> <span class='kw'>=</span> <span class='st'>"parent"</span>,
<span class='kw'>total</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>
)</pre><p></div></p>
<p><hr>
<a id="method-moving_windows"></a></p><h3>Method <code>moving_windows()</code></h3>
<h3>Usage</h3>
<p><div class="r"></p><pre><span class='no'>TOXSWA_cwa</span>$<span class='fu'>moving_windows</span>(<span class='no'>windows</span>, <span class='kw'>total</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>)</pre><p></div></p>
<p><hr>
<a id="method-get_events"></a></p><h3>Method <code>get_events()</code></h3>
<h3>Usage</h3>
<p><div class="r"></p><pre><span class='no'>TOXSWA_cwa</span>$<span class='fu'>get_events</span>(<span class='no'>thresholds</span>, <span class='kw'>total</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>)</pre><p></div></p>
<p><hr>
<a id="method-print"></a></p><h3>Method <code><a href='https://rdrr.io/r/base/print.html'>print()</a></code></h3>
<h3>Usage</h3>
<p><div class="r"></p><pre><span class='no'>TOXSWA_cwa</span>$<span class='fu'><a href='https://rdrr.io/r/base/print.html'>print</a></span>()</pre><p></div></p>
<p><hr>
<a id="method-clone"></a></p><h3>Method <code>clone()</code></h3>
<p>The objects of this class are cloneable with this method.</p><h3>Usage</h3>
<p><div class="r"></p><pre><span class='no'>TOXSWA_cwa</span>$<span class='fu'>clone</span>(<span class='kw'>deep</span> <span class='kw'>=</span> <span class='fl'>FALSE</span>)</pre><p></div></p>
<h3>Arguments</h3>
<p><div class="arguments"></p><dl'>
<dt><code>deep</code></dt><dd><p>Whether to make a deep clone.</p></dd>
</dl><p></div></p>
<h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
<pre class="examples"><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'><a href='https://rdrr.io/r/base/system.file.html'>system.file</a></span>(<span class='st'>"testdata/SwashProjects.zip"</span>,
<span class='kw'>package</span> <span class='kw'>=</span> <span class='st'>"pfm"</span>))
<span class='no'>H_sw_R1_stream</span>$<span class='fu'>get_events</span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>2</span>, <span class='fl'>10</span>))
<span class='no'>H_sw_R1_stream</span>$<span class='fu'>moving_windows</span>(<span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>7</span>, <span class='fl'>21</span>))
<span class='fu'><a href='https://rdrr.io/r/base/print.html'>print</a></span>(<span class='no'>H_sw_R1_stream</span>)</div><div class='output co'>#> <TOXSWA_cwa> data from file 00003s_pa.cwa segment 20
#> datetime t t_firstjan t_rel_to_max cwa_mug_per_L
#> 20 1978-10-01 00:00:00 0.000 273.0000 -55.333 0
#> 40 1978-10-01 01:00:00 0.042 273.0417 -55.291 0
#> 60 1978-10-01 02:00:00 0.083 273.0833 -55.250 0
#> 80 1978-10-01 03:00:00 0.125 273.1250 -55.208 0
#> 100 1978-10-01 04:00:00 0.167 273.1667 -55.166 0
#> 120 1978-10-01 05:00:00 0.208 273.2083 -55.125 0
#> cwa_tot_mug_per_L
#> 20 0
#> 40 0
#> 60 0
#> 80 0
#> 100 0
#> 120 0
#> Moving window analysis
#> window max_TWAC max_AUC_h max_AUC_d
#> 1 7 days 2.3926551 401.9660 16.74859
#> 2 21 days 0.8369248 421.8101 17.57542
#> Event statistics for threshold 2
#> t_start cwa_max duration pre_interval AUC_h AUC_d
#> 1 44.375 4.167238 0.208 44.375 17.77202 0.740501
#> 2 55.042 40.584010 0.583 10.459 398.21189 16.592162
#> Event statistics for threshold 10
#> t_start cwa_max duration pre_interval AUC_h AUC_d
#> 1 55.083 40.58401 0.459 55.083 379.433 15.80971</div></pre>
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