====== Keyboard Shortcuts ======




===== Scale, Field of Vision =====

  * **+**: Zoom in
  * **-**: Zoom out
  * **1, 2, ...9, 0, a**: predefined FOV range #
  * **Mousewheel push**: Zoom in
  * **Mousewheel pull**: Zoom out
  * **Continuous left mouse click with drag of the mouse cursor**: select a zone to Zoom in
    * **Continuous left mouse click with drag of the mouse cursor**: move the selected zone over the chart
    * **left-click in the selected zone**: confirm the Zoom
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For a precise form of control over the Field of Vision, see the lower part of **View -> [[position_and_field_of_vision#field_of_vision_fov|Postion]]**.
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===== Directions and displacements =====

  * **n**: Display the North horizon
  * **e**: Display the East horizon
  * **s**: Display the South horizon
  * **w**: Display the West horizon
  * **z**: Display the Zenith 
  * **keyboard and numpad arrows (even diagonal)**: chart displacement in the direction of the arrow
    * **+ Ctrl**: faster displacement
    * **+ Shift**: slower displacement
  * **Mousewheel click and drag**: chart displacement
  * **shift + left mouse key pressed and drag**: chart displacement
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For a precise positioning of your chart, see the upper part of **View -> [[position_and_field_of_vision#position|Position]]**.
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===== Stars =====
The following is only applicable when the display of stars is set to **[[display#display|parametric mode]]**.
  * **ctrl + q**: increase faint stars size
  * **ctrl + a**: decrease faint stars size
  * **ctrl + w**: increase brightness
  * **ctrl + s**: decrease brightness
  * **ctrl + e**: increase contrast
  * **ctrl + d**: decrease contrast
  * **ctrl + r**: increase color saturation
  * **ctrl + f**: decrease color saturation
  * **ctrl + i**: show/hide the background pictures
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===== Object information and label=====
  * **left-click on an object**: select the object, show **[[labels|label]]**
  * **right-click on an object**: **[[pop_up_windows#The_Chart_pop-up_window|object pop-up menu]]**
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While "**[[labels#the_modification_of_labels|edit label]]**" mode is on:
  * **left-click on label**: **[[detailed_information|detailed information]]**
  * **right-click on label**: **[[pop_up_windows#The_Edit_Label_pop-up_window|edit label pop-up menu]]**
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===== Window =====
  * **F1**: contextual help (These documents)
  * **F11**: full screen
  * **ctrl + b**: **[[menuview#Tool_bar|show/hide toolbars]]**
  * **ctrl + c**: copy chart to clipboard
  * **ctrl + tab**: activate the next chart