====== Visualization settings ======

Three visualization modes can be used: 

{{ :displaymodes2.png?nolink |}}

They correspond to color, width or color + width modes:

 {{ :colormode.png?nolink |}}

{{ :widthmode.png?nolink |}}

{{ :colorwidthmode.png?nolink |}}

Colors can be edited as follows:

{{ :coloredit.png?nolink |}}

Preset inspired by [[http://colorbrewer2.org/|Color Brewer 2]] can be used.

You can edit the color scale: 
  * you can move the cursors of each color level,
  * with a right click, delete a color level,
  * with a double click, add a new level.

The other colors can be edited (left click on them).