calendar-image/script.sh

#!/bin/bash

TEXTTITLE=$(printf "(Un)Repair Cafe")
TEXTSUBTITLE="Every 2nd and 4th thursday"
TEXTDATE=$(printf "30/01\n1730")
TEXTLOCATION="CATU"
TEXTLOCATIONLONG=$(printf "CATU\nCatullusweg 11\nRotterdam")
DESCRIPTION=$(printf "Do you dig trough trash only to\n find treasure? Are you interested in \nbuilding servers? Do you take the shop\n out of photoshop? Is a printer jam your \n kind of jam? \n        Come hang at the (un)repair cafe!")
QRDESCRIPTION=$(printf "*Check out calendar.klank.school \n for more details!")


# Create the image with text overlays landscape
convert assets/landscape_2.jpg \
  -gamma 1  +level 0,1000 -white-threshold 999 \
  -font Courier \
  -wave -20x4 \
  -weight 900 \
  -fill white \
  \( -pointsize 200 -draw "rotate -19 gravity northwest text -150,1200 '$TEXTTITLE'" \) \
  \( -pointsize 100 -draw "rotate -19 gravity northwest text -220, 1820 '$TEXTSUBTITLE'" \) \
  \( -pointsize 100 -draw "gravity southeast text 400,950 '$TEXTDATE'" \) \
  \( -pointsize 250 -draw "gravity southeast text 400,400 '$TEXTLOCATION'" \) \
  -wave -2x0 \
  output_landscape.jpg

# create a portrait poster
convert assets/poster_6.jpg \
  -gamma 1  +level 0,2200  \
  -morphology Distance Euclidean:4,180 -auto-level \
  -font Courier \
  -wave -20x4 \
  -weight 900 \
  -fill white \
  \( -pointsize 120 -draw "rotate 7 gravity northwest text 250,200 '$TEXTTITLE'" \) \
  -fill white \
  \( -pointsize 70 -draw "rotate 6 gravity northwest text 250,380 '$TEXTSUBTITLE'" \) \
  -fill white \
  \( -pointsize 48 -interline-spacing 5 -draw "rotate 6 gravity northwest text 320,580 '$TEXTLOCATIONLONG'" \) \
  wave -2x0 \
  \( -pointsize 40 -interline-spacing 20 -draw "rotate 1 gravity southwest text 300,360 '$DESCRIPTION'" \) \
  output_poster.jpg

# Create an A6 poster
convert assets/poster_1.jpg \
  -resize "1240x1748" \
  -gamma 0.3 +level 10,1000  \
  -morphology Distance Euclidean:4,80 -auto-level \
  -font Courier -weight Bold \
  -wave -10x4 \
  -fill white \
  \( -pointsize 80 -draw "rotate 7 gravity northwest text 150,150 '$TEXTTITLE'" \) \
  -fill white \
  \( -pointsize 50 -draw "rotate 7 gravity northwest text 160,250 '$TEXTSUBTITLE'" \) \
  -fill white \
  \( -pointsize 30  -interline-spacing 5 -draw "rotate 6 gravity northwest text 240,450 '$TEXTLOCATIONLONG'" \) \
  wave -2x0 \
  \( -pointsize 30   -interline-spacing 10 -draw "rotate 1 gravity southwest text 200,300 '$DESCRIPTION'" \) \
  output_A6.jpg

convert calendar.jpg -background none -rotate 10 -resize "50%" tmp_calendar.png

# Put a QR code on an A6 poster
convert output_A6.jpg \
  -fill tomato  \
  -draw "rotate 10 rectangle 840,690 1120,970"  \
  temp_overlay.png \
  -gravity center \
  -geometry +200+100 \
  -font Courier -weight Bold \
  -pointsize 24 -interline-spacing 10 -draw "rotate 10 gravity center text 200,-120 '$QRDESCRIPTION'" \
  -composite output_A6_qr.jpg

rm tmp_calendar.png