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Localization Levels
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<h1>Localization Perspective</h1>
<h2 id="localization-levels">Localization Levels<a class="headerlink" href="#localization-levels" title="Permanent link"></a></h2>
<p>AWIPS uses a hierarchical system known as <em>Localization</em> to configure many aspects of EDEX and CAVE, such as available menu items, color maps, and derived parameters. This system allows a user to override existing configurations and customize CAVE. For example, a <em>User-level</em> localization file will supercede any similar file in a lower level (such as <em>Workstation</em> or <em>Site</em>).</p>
<div class="admonition note">
<p class="admonition-title">There are six <em>levels of localization</em>, starting with the default <strong>BASE</strong></p>
<ul>
<li><strong>BASE</strong> - default<ul>
<li><strong>Region</strong> - a region may have many sites (generally unused)<ul>
<li><strong>Site</strong> - a site may have many desks (required)<ul>
<li><strong>Desk</strong> - a desk may have many workstations<ul>
<li><strong>Workstation</strong> - a workstation may have many users<ul>
<li><strong>User</strong> - highest level of localization, overrides all others</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</li>
</ul>
</div>
<hr />
<h2 id="localization-editor">Localization Editor<a class="headerlink" href="#localization-editor" title="Permanent link"></a></h2>
<p>The Localization Perspective acts as file editor for the XML, Python, and text files which customize the look and feel of CAVE. </p>
<p>Users may copy and add files to available directories at the <em>Workstation</em> and <em>User</em> levels.</p>
<p>Examples of things that can be accessed through the perspective include (this list is not all-inclusive):</p>
<ul>
<li>
<p>NCP Predefined Areas, Color Maps and Style Rules</p>
</li>
<li>
<p>D2D Volume Browser Controls</p>
</li>
<li>
<p>D2D Bundles - Scales (WFO, State(s), etc.)</p>
</li>
<li>
<p>CAVE Map Overlays, Color Maps and Style Rules</p>
</li>
<li>
<p>GFE Tools and Utilities</p>
</li>
</ul>
<p><img alt="image alt text" src="../../images/image_1.png" /></p>
<p>The left panel contains a directory heirarchy of CAVE files for D2D, GFE, and NCP, which can be copied and edited as <em>user</em> localization files.</p>
<p><img alt="image alt text" src="../../images/image_2.jpg" /></p>
<p>There may be several versions of each file including <strong>BASE</strong>, <strong>CONFIGURED</strong> (GFE only), <strong>SITE</strong>, <strong>WORKSTATION</strong>, and <strong>USER</strong>. Each file version is listed separately under the actual file name.</p>
<p>The <strong><em>File Editor</em></strong> view opens the selected configuration file in an appropriate editor. For example, a Python file is opened in a Python editor, and an XML file is opened in an XML editor.</p>
<p>--</p>
<h2 id="customizing-cave-menus">Customizing CAVE Menus<a class="headerlink" href="#customizing-cave-menus" title="Permanent link"></a></h2>
<p>Navigate to <strong>CAVE</strong> &gt; <strong>Menus</strong> and select a submenu (e.g. <strong>satellite</strong>). This directory lists all of the menu file contributions made by this data plugin. Most data menu directories will have an <code>index.xml</code> file from which you can investigate the menu structure and made needed changes. </p>
<p>Selecting a file such as <strong>index.xml</strong> will show a sub-menu with a default localization level (typically <strong>BASE</strong> or <strong>CONFIGURED</strong>). Double-click this tab to open in the file editor (you may need to click <strong>Source</strong> at the bottom of the view to see the raw XML). Right-click this tab and select <strong>Copy To</strong> &gt; <strong>User (awips)</strong> and you will see the file localization versions update with the new copy. Select this file to edit, and override, the existing version.</p>
<p>--</p>
<h2 id="add-new-predefined-area-to-ncp">Add new Predefined Area to NCP<a class="headerlink" href="#add-new-predefined-area-to-ncp" title="Permanent link"></a></h2>
<p>In the Localization Perspective, navigate to <strong>NCEP - Predefined Area Menus</strong>, double-click <strong>AreaMenus.xml</strong>, and then right-click <strong>BASE</strong> and select <strong>Copy To - User</strong>. You can also copy to <strong>Desk</strong> or <strong>Workstation</strong> localization.</p>
<p><img alt="image alt text" src="../../images/image_4.png" /></p>
<p>You will see a new <strong>USER (username)</strong> or <strong>WORKSTATION (name) </strong>entry for the file <strong>AreaMenus.xml</strong>. </p>
<p><img alt="image alt text" src="../../images/image_5.png" /> </p>
<p>Double-click the new file and copy or create a new AreaMenuItem entry, such as a new CONUS Mercator projection called <strong>CONUS_Mercator</strong>:</p>
<pre><code>&lt;AreaMenuItem subMenuName="" menuName="CONUS (Mercator)"&gt;
&lt;source&gt;PREDEFINED_AREA&lt;/source&gt;
&lt;areaName&gt;CONUS_Mercator&lt;/areaName&gt;
&lt;/AreaMenuItem&gt;
</code></pre>
<p><img alt="image alt text" src="../../images/image_6.png" /></p>
<p>Now you can either copy and post an existing xml area file, or simple create one in the NCP. Switch back to the NCP, and select <strong>Area - World</strong> to load a known Mercator projection. Zoom in to the continental United States and then from the menu bar select <strong>File - Save Area</strong> and name it <strong>CONUS_Mercator</strong> so it matches the name string given in the above AreaMenuItem.</p>
<p><img alt="image alt text" src="../../images/image_7.png" /></p>
<p><img alt="image alt text" src="../../images/image_8.png" /></p>
<p>You can switch back to the Localization Perspective to confirm that the file was saved. It will be viewable under <strong>NCEP - Predefined Areas</strong> and, in this example, be called <strong>CONUS_Mercator.xml</strong>.</p>
<p><img alt="image alt text" src="../../images/image_9.png" /></p>
<p>CAVE needs to be restarted in order for the new menu item to show up under the NCP <strong>Area</strong> menu.</p>
<p><img alt="image alt text" src="../../images/image_10.png" /></p>
<p>Switch to the new Area to confirm.</p>
<p><img alt="image alt text" src="../../images/image_11.png" /></p>
<p>On your workstation you can find the new USER localization files in ~/caveData</p>
<pre><code>find ~/caveData -name CONUS_Mercator.xml
./etc/user/mjames/ncep/PredefinedAreas/CONUS_Mercator.xml
./.localization/NCEP/Predefined Areas/CONUS_Mercator.xml
</code></pre>
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