Flruler -- FLTK Pixel Ruler

Description

A program for measuring the pixel size of on-screen elements. Intended for GUI debugging to verify widget separations and sizes, though may also be used for general computer graphics debugging purposes, including measuring pixel distances of images, web applications, etc.

You can easily make copies of the ruler and reorient it with arrow keys and mouse:

    Keyboard     Description
    --------     ---------------------------------------------
       c         Copy the current ruler (that has keyboard focus)
       Esc       Closes current ruler (that has keyboard focus)
       q         Quit all rulers
                 _
       Up         |
       Down       |_ Re-orients ruler
       Left       |  Arrow points to where zero will be
       Right     _|

       +         Increase length of ruler by 10%
       -         Decrease length of ruler by 10%

   Mouse Operation      Description
   ---------------      ---------------------------------------------
   Left-Drag            Drags current ruler around for positioning
   Left-Double-click    Reverses direction of current ruler's numbers
   Left-Triple-click    Rotates current ruler 90 degrees
   Middle-Click         Makes copy of current ruler
  

License

flruler is licensed under the GPL. See the LICENSE.txt for details. flruler uses the FLTK 'fast/light' multiplatform graphics library which supports Windows, Linux, OSX, IRIX, and others.

Bugs

To report bugs, see the instructions under "BUGS" at the bottom of the flruler man page.