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factorio-scenario-ExpCluster/doc/modules/defines.color.html
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<h1>Module <code>defines.color</code></h1>
<p>A defines module for retrieving colors by name.</p>
<p>
Extends the Factorio defines table.</p>
<h3>Usage:</h3>
<ul>
<pre class="example">require(&apos;stdlib/defines/color&apos;)
</pre>
</ul>
<h2><a href="#Functions">Functions</a></h2>
<table class="function_list">
<tr>
<td class="name" nowrap><a href="#Color.set">Color.set ([color=white[, alpha=1]])</a></td>
<td class="summary">Set a value for the alpha channel in the given color table.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#Color.to_table">Color.to_table (c_arr)</a></td>
<td class="summary">Converts a color in the array format to a color in the table format.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#Color.from_rgb">Color.from_rgb ([r=0[, g=0[, b=0[, a=255]]]])</a></td>
<td class="summary">Converts a color in the rgb format to a color table</td>
</tr>
<tr>
<td class="name" nowrap><a href="#Color.from_hex">Color.from_hex (hex[, alpha=1])</a></td>
<td class="summary">Get a color table with a hexadecimal string.</td>
</tr>
</table>
<h2><a href="#Tables">Tables</a></h2>
<table class="function_list">
<tr>
<td class="name" nowrap><a href="#defines.color">defines.color</a></td>
<td class="summary">A table of colors allowing retrieval by color name.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#defines.anticolor">defines.anticolor</a></td>
<td class="summary">Returns white for dark colors or black for lighter colors.</td>
</tr>
<tr>
<td class="name" nowrap><a href="#defines.lightcolor">defines.lightcolor</a></td>
<td class="summary">Returns a lighter color of a named color.</td>
</tr>
</table>
<br/>
<br/>
<h2 class="section-header "><a name="Functions"></a>Functions</h2>
<dl class="function">
<dt>
<a name = "Color.set"></a>
<strong>Color.set ([color=white[, alpha=1]])</strong>
</dt>
<dd>
Set a value for the alpha channel in the given color table.
`color.a` represents the alpha channel in the given color table.
<ul>
<li>If ***alpha*** is given, set `color.a` to it.
<li>If ***alpha*** is not given, and if the given color table does not have a value for `color.a`, set `color.a` to 1.
<li>If ***alpha*** is not given, and if the given color table already has a value for `color.a`, then leave `color.a` alone.
</ul>
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">color</span>
<span class="types"><a class="type" href="../modules/defines.color.html#defines.color">defines.color</a> or <span class="type">Concepts.Color</span></span>
the color to configure
(<em>default</em> white)
</li>
<li><span class="parameter">alpha</span>
<span class="types"><span class="type">float</span></span>
the alpha value (*[0 - 1]*) to set for the given color
(<em>default</em> 1)
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">Concepts.Color</span></span>
a color table that has the specified value for the alpha channel
</ol>
</dd>
<dt>
<a name = "Color.to_table"></a>
<strong>Color.to_table (c_arr)</strong>
</dt>
<dd>
Converts a color in the array format to a color in the table format.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">c_arr</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.2/manual.html#6.5">table</a></span>
the color to convert
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">Concepts.Color</span></span>
a converted color &mdash; { r = c\_arr[1], g = c\_arr[2], b = c\_arr[3], a = c\_arr[4] }
</ol>
</dd>
<dt>
<a name = "Color.from_rgb"></a>
<strong>Color.from_rgb ([r=0[, g=0[, b=0[, a=255]]]])</strong>
</dt>
<dd>
Converts a color in the rgb format to a color table
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">r</span>
<span class="types"><span class="type">int</span></span>
0-255 red
(<em>default</em> 0)
</li>
<li><span class="parameter">g</span>
<span class="types"><span class="type">int</span></span>
0-255 green
(<em>default</em> 0)
</li>
<li><span class="parameter">b</span>
<span class="types"><span class="type">int</span></span>
0-255 blue
(<em>default</em> 0)
</li>
<li><span class="parameter">a</span>
<span class="types"><span class="type">int</span></span>
0-255 alpha
(<em>default</em> 255)
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">Concepts.Color</span></span>
</ol>
</dd>
<dt>
<a name = "Color.from_hex"></a>
<strong>Color.from_hex (hex[, alpha=1])</strong>
</dt>
<dd>
Get a color table with a hexadecimal string.
Optionally provide the value for the alpha channel.
<h3>Parameters:</h3>
<ul>
<li><span class="parameter">hex</span>
<span class="types"><a class="type" href="https://www.lua.org/manual/5.2/manual.html#6.4">string</a></span>
hexadecimal color string (#ffffff, not #fff)
</li>
<li><span class="parameter">alpha</span>
<span class="types"><span class="type">float</span></span>
the alpha value to set; such that ***[ 0 &#8924; value &#8924; 1 ]***
(<em>default</em> 1)
</li>
</ul>
<h3>Returns:</h3>
<ol>
<span class="types"><span class="type">Concepts.Color</span></span>
a color table with RGB converted from Hex and with alpha
</ol>
</dd>
</dl>
<h2 class="section-header "><a name="Tables"></a>Tables</h2>
<dl class="function">
<dt>
<a name = "defines.color"></a>
<strong>defines.color</strong>
</dt>
<dd>
A table of colors allowing retrieval by color name.
<h3>Fields:</h3>
<ul>
<li><span class="parameter">white</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">black</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">darkgrey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">grey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">lightgrey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">red</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">darkred</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">lightred</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">green</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">darkgreen</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">lightgreen</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">blue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">darkblue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">lightblue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">orange</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">yellow</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">pink</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">purple</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
<li><span class="parameter">brown</span>
<span class="types"><span class="type">Concepts.Color</span></span>
</li>
</ul>
<h3>Usage:</h3>
<ul>
<pre class="example">color = defines.color.red</pre>
</ul>
</dd>
<dt>
<a name = "defines.anticolor"></a>
<strong>defines.anticolor</strong>
</dt>
<dd>
Returns white for dark colors or black for lighter colors.
<h3>Fields:</h3>
<ul>
<li><span class="parameter">green</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">grey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">lightblue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">lightgreen</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">lightgrey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">lightred</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">orange</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">white</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">yellow</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.black
</li>
<li><span class="parameter">black</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">blue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">brown</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">darkblue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">darkgreen</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">darkgrey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">darkred</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">pink</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">purple</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
<li><span class="parameter">red</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.white
</li>
</ul>
</dd>
<dt>
<a name = "defines.lightcolor"></a>
<strong>defines.lightcolor</strong>
</dt>
<dd>
Returns a lighter color of a named color.
<h3>Fields:</h3>
<ul>
<li><span class="parameter">white</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.lightgrey
</li>
<li><span class="parameter">grey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.darkgrey
</li>
<li><span class="parameter">lightgrey</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.grey
</li>
<li><span class="parameter">red</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.lightred
</li>
<li><span class="parameter">green</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.lightgreen
</li>
<li><span class="parameter">blue</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.lightblue
</li>
<li><span class="parameter">yellow</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.orange
</li>
<li><span class="parameter">pink</span>
<span class="types"><span class="type">Concepts.Color</span></span>
defines.color.purple
</li>
</ul>
</dd>
</dl>
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