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a couple of new scripts and fixes, fix for keyboard layouts on lock screen

master
Von Random 2 years ago
parent
commit
6c22f6be55
5 changed files with 108 additions and 1 deletions
  1. 1
    1
      dmenu_ssh
  2. 2
    0
      lock-screen
  3. 6
    0
      mykblayouts
  4. 96
    0
      print256colours.sh
  5. 3
    0
      tweechat

+ 1
- 1
dmenu_ssh View File

@@ -1,7 +1,7 @@
#!/bin/sh

export SSH_AUTH_SOCK="${HOME}/.ssh/ssh_auth_sock"
cmd=$1
cmd="$1"
shift
get_hosts() {
awk -F",| " '{print $1}' "${HOME}/.ssh/known_hosts"

+ 2
- 0
lock-screen View File

@@ -3,6 +3,8 @@ BACKGROUND='/tmp/screen_locked.png'
notify-send DUNST_COMMAND_PAUSE
scrot $BACKGROUND
mogrify -scale 10% -colorspace GRAY -scale 1000% $BACKGROUND
setxkbmap -layout us -variant altgr-intl
until i3lock -entc 661111 -i $BACKGROUND; do :; done
mykblayouts
rm $BACKGROUND
notify-send DUNST_COMMAND_RESUME

+ 6
- 0
mykblayouts View File

@@ -0,0 +1,6 @@
#!/usr/bin/env zsh
layouts='us,ru'
variants='altgr-intl,typewriter'
opts='ctrl:nocaps,grp:win_space_toggle,compose:menu'

setxkbmap -layout $layouts -variant $variants -option $opts

+ 96
- 0
print256colours.sh View File

@@ -0,0 +1,96 @@
#!/bin/bash

# Tom Hale, 2016. MIT Licence.
# Print out 256 colours, with each number printed in its corresponding colour
# See http://askubuntu.com/questions/821157/print-a-256-color-test-pattern-in-the-terminal/821163#821163

set -eu # Fail on errors or undeclared variables

printable_colours=256

# Return a colour that contrasts with the given colour
# Bash only does integer division, so keep it integral
function contrast_colour {
local r g b luminance
colour="$1"

if (( colour < 16 )); then # Initial 16 ANSI colours
(( colour == 0 )) && printf "15" || printf "0"
return
fi

# Greyscale # rgb_R = rgb_G = rgb_B = (number - 232) * 10 + 8
if (( colour > 231 )); then # Greyscale ramp
(( colour < 244 )) && printf "15" || printf "0"
return
fi

# All other colours:
# 6x6x6 colour cube = 16 + 36*R + 6*G + B # Where RGB are [0..5]
# See http://stackoverflow.com/a/27165165/5353461

# r=$(( (colour-16) / 36 ))
g=$(( ((colour-16) % 36) / 6 ))
# b=$(( (colour-16) % 6 ))

# If luminance is bright, print number in black, white otherwise.
# Green contributes 587/1000 to human perceived luminance - ITU R-REC-BT.601
(( g > 2)) && printf "0" || printf "15"
return

# Uncomment the below for more precise luminance calculations

# # Calculate percieved brightness
# # See https://www.w3.org/TR/AERT#color-contrast
# # and http://www.itu.int/rec/R-REC-BT.601
# # Luminance is in range 0..5000 as each value is 0..5
# luminance=$(( (r * 299) + (g * 587) + (b * 114) ))
# (( $luminance > 2500 )) && printf "0" || printf "15"
}

# Print a coloured block with the number of that colour
function print_colour {
local colour="$1" contrast
contrast=$(contrast_colour "$1")
printf "\e[48;5;%sm" "$colour" # Start block of colour
printf "\e[38;5;%sm%3d" "$contrast" "$colour" # In contrast, print number
printf "\e[0m " # Reset colour
}

# Starting at $1, print a run of $2 colours
function print_run {
local i
for (( i = "$1"; i < "$1" + "$2" && i < printable_colours; i++ )) do
print_colour "$i"
done
printf " "
}

# Print blocks of colours
function print_blocks {
local start="$1" i
local end="$2" # inclusive
local block_cols="$3"
local block_rows="$4"
local blocks_per_line="$5"
local block_length=$((block_cols * block_rows))

# Print sets of blocks
for (( i = start; i <= end; i += (blocks_per_line-1) * block_length )) do
printf "\n" # Space before each set of blocks
# For each block row
for (( row = 0; row < block_rows; row++ )) do
# Print block columns for all blocks on the line
for (( block = 0; block < blocks_per_line; block++ )) do
print_run $(( i + (block * block_length) )) "$block_cols"
done
(( i += block_cols )) # Prepare to print the next row
printf "\n"
done
done
}

print_run 0 16 # The first 16 colours are spread over the whole spectrum
printf "\n"
print_blocks 16 231 6 6 3 # 6x6x6 colour cube between 16 and 231 inclusive
print_blocks 232 255 12 2 1 # Not 50, but 24 Shades of Grey

+ 3
- 0
tweechat View File

@@ -0,0 +1,3 @@
#!/usr/bin/env bash
term=default-terminal-emulator
exec $term -e weechat

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