Summary of keyboard shortcuts
=============================

You can find the whole list of keyboard shortcuts by clicking on the **?** icon on the top right hand side of the screen next to the button for Export.

- Dragging mode
   Button **Ctrl** (**⌘** on the Mac)
   Hold down to drag image in edit mode

- Rotate image in dragging or edit mode
   Buttons: **Shift + Alt** (**Shift ⌥** on the Mac)
    - Hold down to rotate the image instead of dragging it

- Enter **mouse panning mode**
    Button: **g**
    - Move mouse to **pan image** in desired direction;
    - click or press any key to exit panning mode

- Enter **pixel intensity mode**
    Button: **p**

- Enter **drag mode**
    Button: **d**

- Enter **select/edit mode**
    Button: **e**

- Select **drawing tool**
    Buttons: **1/ .../ 9**

- Rotate ROIs mode
    Buttons: **Alt** (**⌥** on the Mac)
      Hold down to rotate ROIs in edit mode
      - Draw square or circle

- Draw square or circle
    Button: **Shift**
      Hold down while drawing a rectangle or ellipse to create a square or circle

- Resize rectangle or ellipse while keeping aspect ratio
    Button: **Shift**
      Hold down while resizing a rectangle or ellipse to keep the aspect ratio constant

- Toggle replacement points when editing freehand shape
    Button: **Shift**
      Hold down while editing a freehand shape to toggle which points will be replaced

- Delete ROIs
    Button: **Del** (**⌫** on the Mac)
      Delete selected ROIs

- Select all visible ROIs
    Buttons: **Alt + a** (**⌘ + a** on the Mac)

- Copy selected ROIs
    Buttons: **Alt + c** (**⌘+ c** on the Mac)

- Paste copied ROIs
    Buttons: **Alt + v** (**⌘+ v** on the Mac)
      when Paste ROIs copied from this or any other open PathViewer window


- Undo last change
    Buttons: **Alt + z** (**⌘+ z** on the Mac)

- Redo last change
    Buttons: **Alt + y** (**⌘+ y** on the Mac)

- Move image
    Buttons: **←/ →/ ↑/ ↓**

- Zoom in/out
    Buttons: **+/ -**

- Zoom in to next discrete magnification level
    Buttons: **Ctrl + +** (**⌥+ +** on the Mac)

- Zoom out to next discrete magnification level
    Buttons: **Ctrol + -** (**⌥+ -** on the Mac)

- Decrease/increase Z index
    Buttons: **s/ w**

- Decrease/increase T index
    Buttons: **a/ d**

- Select previous/next ROI
    Buttons: **< / >**

- Hide selected/Toggle all ROIs
    Button: **/**
      Toggles visibility of all ROIs if no ROIs are selected

- Select previous/next greyscale channel
    Buttons: **[ / ]**

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