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<tool id="alignvis" name="heatmap">
  <description>of align output</description>
  <command interpreter="python"> alignvis.py $input $output $uselog $subset $reorder $color $scale </command>
  <inputs>
    <param name="input" format="tabular" type="data" label="Original file"/>
    <param name="uselog" label="log transform the data" type="boolean" truevalue="uselog" falsevalue="none" checked="True"/>
    <param name="subset" label="sample a subset if the data is too large" type="boolean" truevalue="subset" falsevalue="none" checked="True"/>
    <param name="scale" label="normalize by row/feature" type="boolean" truevalue="scale" falsevalue="none" checked="False"/>
    <param name="reorder" type="select" label="reorder features (rows)">
      <option value="none" selected="true">None</option>
      <option value="sort_by_sum">Sort row by sum</option>
      <option value="sort_by_center">Sort row by center </option>
      <option value="average">Cluster rows (average)</option>    
      <option value="median">Cluster rows (median) </option>    
      <option value="centroid">Cluster rows (centroid)</option>    
      <option value="complete">Cluster rows (complete)</option>    
      <option value="single">Cluster rows (single)</option> 
          </param>
             
    <param name="color" type="select" label="color scheme">
    <option value="heat" selected="true">heat</option>
    <option value="gray">gray</option>
    <option value="rainbow">rainbow</option>    
    <option value="topo">topo</option>    
    <option value="terrain">terrain</option>    
    </param>
  </inputs>
  <outputs>
    <data format="pdf" name="output" />
  </outputs>
  <help>

**What it does**

This tool generates a heatmap for output from 'align' tool. Each row is the color-coded coverage of a feature, and the features are sorted by the total coverage in the interval.  

**Example**

.. image:: ./static/operation_icons/heatmap.png

  </help>
</tool>