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Update <Makefile.cover_image> from the "nextzxos" branch: Add the release background image to the cover image and improve its layout.
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‎Makefile.cover_image

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@@ -5,8 +5,8 @@
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# By Marcos Cruz (programandala.net)
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# Last modified 202012111910
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# See change log at the end of the file
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# Last modified: 202101071859.
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# See change log at the end of the file.
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# ==============================================================
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# Requirements {{{1
@@ -18,28 +18,40 @@
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# https://gitlab.mister-muffin.de/josch/img2pdf
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# ==============================================================
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# Create the cover image {{{1
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# Config {{{1
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width=1200
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height=1600
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size=$(width)x$(height)
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# ------------------------------------------------
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# Create the canvas and texts of the cover image {{{2
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margin=+048
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title_y=-384
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subtitle_y=-312
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author_y=-128
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font=Helvetica
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background=lightgray
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fill=black
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strokewidth=4
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subtitle_pointsize=48
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# ==============================================================
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# Create the canvas {{{1
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tmp/$(cover).title.png:
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convert \
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-background transparent \
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-fill $(fill) \
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-font $(font) \
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-pointsize 96 \
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-size 1200x \
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-size $(width)x \
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-gravity east \
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caption:$(cover_title) \
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$@
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# ==============================================================
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# Create the texts {{{1
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tmp/$(cover).gplusdos_subtitle.png:
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convert \
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-background transparent \
@@ -51,6 +63,17 @@ tmp/$(cover).gplusdos_subtitle.png:
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caption:$(cover_gplusdos_subtitle) \
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$@
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tmp/$(cover).nextzxos_subtitle.png:
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convert \
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-background transparent \
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-fill $(fill) \
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-font $(font) \
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-pointsize $(subtitle_pointsize) \
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-size 1200x \
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-gravity east \
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caption:$(cover_nextzxos_subtitle) \
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$@
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tmp/$(cover).plus3dos_subtitle.png:
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convert \
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-background transparent \
@@ -84,47 +107,74 @@ tmp/$(cover).author.png:
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caption:$(cover_author) \
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$@
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# ------------------------------------------------
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# Create the cover image {{{2
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# ==============================================================
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# Convert the background of the current release {{{1
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tmp/$(cover).background.png: backgrounds/current.pbm
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convert \
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$< \
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-fuzz 4% -transparent "#ffffff" \
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-resize $(width)x \
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$@
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# ==============================================================
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# Create the cover image {{{1
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doc/gplusdos_$(cover).jpg: \
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tmp/$(cover).title.png \
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tmp/$(cover).gplusdos_subtitle.png \
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tmp/$(cover).background.png \
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tmp/$(cover).author.png
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convert -size $(size) canvas:$(background) $@
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composite -gravity east -geometry $(margin)$(title_y) tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry $(margin)$(subtitle_y) tmp/$(cover).gplusdos_subtitle.png $@ $@
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composite -gravity east -geometry $(margin)$(author_y) tmp/$(cover).author.png $@ $@
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composite -gravity southeast -geometry $(margin)$(margin) tmp/$(cover).background.png $@ $@
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doc/nextzxos_$(cover).jpg: \
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tmp/$(cover).title.png \
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tmp/$(cover).nextzxos_subtitle.png \
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tmp/$(cover).background.png \
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tmp/$(cover).author.png
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convert -size 1200x1600 canvas:$(background) $@
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composite -gravity east -geometry +048+000 tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry +048+072 tmp/$(cover).gplusdos_subtitle.png $@ $@
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composite -gravity east -geometry +048+256 tmp/$(cover).author.png $@ $@
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convert -size $(size) canvas:$(background) $@
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composite -gravity east -geometry $(margin)$(title_y) tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry $(margin)$(subtitle_y) tmp/$(cover).nextzxos_subtitle.png $@ $@
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composite -gravity east -geometry $(margin)$(author_y) tmp/$(cover).author.png $@ $@
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composite -gravity southeast -geometry $(margin)$(margin) tmp/$(cover).background.png $@ $@
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doc/plus3dos_$(cover).jpg: \
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tmp/$(cover).title.png \
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tmp/$(cover).plus3dos_subtitle.png \
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tmp/$(cover).background.png \
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tmp/$(cover).author.png
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convert -size 1200x1600 canvas:$(background) $@
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composite -gravity east -geometry +048+000 tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry +048+072 tmp/$(cover).plus3dos_subtitle.png $@ $@
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composite -gravity east -geometry +048+256 tmp/$(cover).author.png $@ $@
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convert -size $(size) canvas:$(background) $@
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composite -gravity east -geometry $(margin)$(title_y) tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry $(margin)$(subtitle_y) tmp/$(cover).plus3dos_subtitle.png $@ $@
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composite -gravity east -geometry $(margin)$(author_y) tmp/$(cover).author.png $@ $@
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composite -gravity southeast -geometry $(margin)$(margin) tmp/$(cover).background.png $@ $@
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doc/trdos_$(cover).jpg: \
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tmp/$(cover).title.png \
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tmp/$(cover).trdos_subtitle.png \
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tmp/$(cover).background.png \
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tmp/$(cover).author.png
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convert -size 1200x1600 canvas:$(background) $@
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composite -gravity east -geometry +048+000 tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry +048+072 tmp/$(cover).trdos_subtitle.png $@ $@
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composite -gravity east -geometry +048+256 tmp/$(cover).author.png $@ $@
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convert -size $(size) canvas:$(background) $@
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composite -gravity east -geometry $(margin)$(title_y) tmp/$(cover).title.png $@ $@
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composite -gravity east -geometry $(margin)$(subtitle_y) tmp/$(cover).trdos_subtitle.png $@ $@
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composite -gravity east -geometry $(margin)$(author_y) tmp/$(cover).author.png $@ $@
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composite -gravity southeast -geometry $(margin)$(margin) tmp/$(cover).background.png $@ $@
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# ------------------------------------------------
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# Convert the cover image to PDF {{{2
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# ==============================================================
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# Convert the cover image to PDF {{{1
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# This is needed in order to make sure the cover image ocuppies the whole page
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# in the PDF versions of the book.
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tmp/%.pdf: doc/%.jpg
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img2pdf --output $@ --border 0 $<
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# ------------------------------------------------
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# Create a thumb version of the cover image {{{2
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# ==============================================================
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# Create a thumb version of the cover image {{{1
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%_thumb.jpg: %.jpg
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convert $< -resize 190x $@
@@ -135,3 +185,7 @@ tmp/%.pdf: doc/%.jpg
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# 2020-10-08: Start. Adapt the code from other projects of the author.
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#
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# 2020-12-11: Add the list of requirements.
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#
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# 2021-01-07: Add the rules to make the NextZXOS cover image. Add the Solo
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# Forth background image to the cover image. Use variables to set the positions
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# and sizes. Improve the layout.

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