====== Layer Class ======
[[https://github.com/LibreCAD/LibreCAD_3/blob/master/lcUI/widgets/layers.h|Github Link]]
<code cpp-qt> namespace lc::ui::widgets </code>
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===== Add Layer =====

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==== Description ====

Add a new layer. Color can be added as individual rgb values or through color object.

  * Layer Shared Pointer - //Layer//
  * Layer Name - //string//
    * returns //Layer//
  * Layer Name - //string// , Line width - //double//
    * returns //Layer//
  * Layer Name - //string// , Red - //int// , Green - //int//, Blue - //int//
    * returns //Layer//
  * Layer Name - //string// , Color - //lc::Color//
    * returns //Layer//
  * Layer Name - //string// , Line width - //double// , Red - //int// , Green - //int//, Blue - //int//
    * returns //Layer//
  * Layer Name - //string// , Line width - //double// , Color - //lc::Color//
    * returns //Layer//

==== Examples ====

  * <code lua> local layers = mainWindow:layers() </code>
  * <code lua> layers:addLayer(layer1) </code>
  * <code lua> local layer1 = layers:addLayer("Layer1") </code>
  * <code lua> local layer1 = layers:addLayer("Layer1", 2) </code>
  * <code lua> local layer1 = layers:addLayer("Layer1", 255, 255, 255) </code>
  * <code lua> local layer1 = layers:addLayer("Layer1", lc.Color(1,1,1)) </code>
  * <code lua> local layer1 = layers:addLayer("Layer1", 2, 255, 255, 255) </code>
  * <code lua> local layer1 = layers:addLayer("Layer1", 2, lc.Color(1,1,1)) </code>
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===== Remove Layer =====

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==== Description ====

Remove layer by passing in the layer on or by passing in the the layer object.

  * Layer Name - //string//
  * Layer Shared Pointer - //Layer//

==== Examples ====

  * <code lua> layers:removeLayer("Layer1") </code>
  * <code lua> layers:removeLayer(layer1) </code>

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===== Find Layer =====

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==== Description ====

Find layer by label.

  * Layer Label - //string//
    * returns //Layer//

==== Examples ====

  * <code lua> local layer1 = layers:layerByName("Layer1") </code>

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===== Rename Layer =====

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==== Description ====

Rename the given layer to a new layer name.

  * Old Layer Name - //string// , New Layer Name - //string//
  * Layer - //layer// , New Layer Name - //string//

==== Examples ====

  * <code lua> layers:renameLayer("OldLayer", "NewLayer") </code>
  * <code lua> layers:renameLayer(oldLayer, "NewLayer") </code>

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===== Replace Layer =====

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==== Description ====

Replace the given layer with the the new layer passed as the second argument.

  * Old Layer Name - //string// , New Layer - //Layer//
  * Old Layer - //layer// , New Layer - //Layer//

==== Examples ====

  * <code lua> layers:replaceLayer("OldLayer", newLayer) </code>
  * <code lua> layers:replaceLayer(oldLayer, newLayer) </code>

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