====== Map 3D Navigation functions ======

This page describes the Orbit desktop Map 3D functions to navigate. 

==== Compass Rose ====

{{ orbit_desktop:mapcanvas:navigation_3d:compas_rose1.png?nolink}}

The Compass Rose gives direct access to the frequently used map navigation functions : pan, pan in single direction, zoom and rotate the 3d map. 

  * 1 : pan, single click activates the pan function.
  * 2 : rotate map to 0,90,180 or (270) -90 degrees.
  * 3, 4 : zoom in or out, single click zooms with factor 2.
  * 5 : rotate, indicates north direction, double click reset rotation back to north.
  * 6, 7, 8 : Get street (tilt = 0°), oblique (tilt = -45°) and top view (tilt = -90°). 
    * Single click to zoom out respecting the extent of all visible datasets. 
    * Single click + <Ctrl> to retain the current xyz viewpoint. 

==== Pan and Rotate Function ====

Use the pan function to move and rotate the map.

{{orbit_desktop:entrance_icon_2.png?nolink&25 |}}  Map 3D > Compass Rose > Central Hand

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** Left Click ** 
  * Double click : rotate view to focus the clicked location, this retains the current xyz viewpoint. 
  * Click and drag : move and rotate view around the view center point.
  * Click and drag + <Ctrl> : rotate view around the current xyz viewpoint. 

** Right Click **
  * Sing click : open [[180:desktop:map:context_menu|map context menu]].
  * Click and drag in lower 2/3 : move view in xy horizontal plane only, this retains the view  Z and orientation.
  * Click and drag in uper 1/3 : move view in xy horizontal plane and Z, this only retains the view orientation.

Special pan functions :
  * Pan in single direction using compass rose, see above.

==== Zoom Function ====

Use one of the zoom functions to zoom in or out on the map.

Zoom via **mouse wheel** gives direct access at all time to zoom in or out the map to the mouse pointer 3D location.
  * Zoom speed depends the distance between the current xyz viewpoint and the 3D hover, the bigger the distance the faster the zoom.
  * Zoom center is the xyz potion of the 3D hover.
  * Zoom direction is be set via the [[180:desktop:preferences:mapcanvas|map zoom direction preferences]].

Special zoom functions :
  * Zoom via "Compass Rose", see above. 
  * Zoom via map context menu, see [[180:desktop:map:context_menu|]].