clock.sh

   1 #!/usr/bin/env bash
   2
   3 (
   4     H0=0
   5     M0=0
   6     S0=0
   7     C=220
   8     TX=155
   9     TY=250
  10     HL=100
  11     ML=195
  12     SL=195
  13     R=215
  14
  15     echo "drawingarea1:set_line_cap 10000 round"
  16     echo "drawingarea1:set_font_size 10000 20"
  17     echo "drawingarea1:arc 10000 $C $C $R 0 360"
  18     echo "drawingarea1:set_source_rgba 10000 black"
  19     echo "drawingarea1:fill 10000"
  20     while true; do
  21         D=`date +%F`
  22         H=$(((`date +"%s"`/1200%72*10)+270+720))
  23         M=$(((`date +"%s"`/20%180*2)+270+360))
  24         S=$((((`date +"%s"`%60)*6)+270))
  25     # date and hour hand
  26         if [[ H -ne H0 ]]; then
  27             echo "drawingarea1:move_to $H $TX $TY"
  28             echo "drawingarea1:set_source_rgba $H white"
  29             echo "drawingarea1:show_text $H $D"
  30             echo "drawingarea1:move_to $H $C $C"
  31             echo "drawingarea1:arc $H $C $C $HL $H $H"
  32             echo "drawingarea1:set_source_rgba $H rgba(255,255,0,.8)"
  33             echo "drawingarea1:set_dash $H"
  34             echo "drawingarea1:set_line_width $H 30"
  35             echo "drawingarea1:stroke $H"
  36             echo "drawingarea1:remove $H0"
  37             H0=$H
  38         fi
  39     # minute hand
  40         if [[ M -ne M0 ]]; then
  41             echo "drawingarea1:move_to $M $C $C"
  42             echo "drawingarea1:arc $M $C $C $ML $M $M"
  43             echo "drawingarea1:set_source_rgba $M rgba(0,255,0,.7)"
  44             echo "drawingarea1:set_dash $M"
  45             echo "drawingarea1:set_line_width $M 25"
  46             echo "drawingarea1:stroke $M"
  47             echo "drawingarea1:remove $M0"
  48             M0=$M
  49         fi
  50     # second hand
  51         echo "drawingarea1:move_to $S $C $C"
  52         echo "drawingarea1:arc $S $C $C $SL $S $S"
  53         echo "drawingarea1:set_source_rgba $S cyan"
  54         echo "drawingarea1:set_line_width $S 2"
  55         echo "drawingarea1:set_dash $S 4 4"
  56         echo "drawingarea1:stroke $S"
  57         echo "drawingarea1:remove $S0"
  58         S0=$S
  59         echo "drawingarea1:refresh"
  60
  61         sleep 1
  62     done
  63 ) | ./pipeglade -u clock.ui