images.mk

# Convert images
#
# Targets generated by this Makefile are committed to Git LFS. This is due to
# image conversion tools not being available in the readthedocs.org build
# environment.

image_dir = source/_static/images
symbol_pdfs := $(patsubst %.svg,%.pdf,$(wildcard $(image_dir)/symbols/*.svg))

targets := $(image_dir)/cc-by-4.0.pdf \
$(image_dir)/nissan-leaf-diagnostic-connector-pins.pdf \
$(image_dir)/nissan-leaf-diagnostic-connector.jpeg \
$(image_dir)/nissan-leaf-diagnostic-connector.pdf \
$(symbol_pdfs)

cc_by_4 = "This work is licensed under a Creative Commons Attribution 4.0 \
International License https://creativecommons.org/licenses/by/4.0/"
project_title = "Nissan Leaf OBD manual"

.PHONY: all
all: $(targets)

$(image_dir)/cc-by-4.0.pdf : $(image_dir)/cc-by-4.0.eps
	ghostscript -dEPSCrop -sDEVICE=pdfwrite -o $@ $<

$(image_dir)/nissan-leaf-diagnostic-connector-pins.pdf : $(image_dir)/nissan-leaf-diagnostic-connector-pins.svg
	rsvg-convert -f pdf -o $@ $<
	exiftool \
	-overwrite_original \
	-Author="Seth Fischer" \
	-Producer=$(project_title) \
	-Title="Nissan Leaf OBD-II diagnostic connector pin assignment" \
	-Subject="Nissan Leaf OBD-II diagnostic connector pin assignment" \
	$@

$(image_dir)/nissan-leaf-diagnostic-connector.jpeg : $(image_dir)/nissan-leaf-diagnostic-connector-high-quality.jpeg
	convert -strip -interlace Plane -gaussian-blur 0.05 -quality 75% $< $@
	exiftool \
	-overwrite_original \
	-Artist="Seth Fischer" \
	-AttributionName="Seth Fischer" \
	-AttributionURL="https://seth.fischer.nz/" \
	-Comment=$(project_title) \
	-DateTimeOriginal="2020:09:27 17:43:49" \
	-Description="2013 Nissan Leaf diagnostic connector" \
	-License="https://creativecommons.org/licenses/by/4.0/" \
	-Rights=$(cc_by_4) \
	-UsageTerms=$(cc_by_4) \
	$@

$(image_dir)/nissan-leaf-diagnostic-connector.pdf : $(image_dir)/nissan-leaf-diagnostic-connector-high-quality.jpeg
	convert $< $@
	exiftool \
	-overwrite_original \
	-Author="Seth Fischer" \
	-Producer=$(project_title) \
	-Title="2013 Nissan Leaf diagnostic connector" \
	-Subject="2013 Nissan Leaf diagnostic connector" \
	$@

$(image_dir)/symbols/%.pdf : $(image_dir)/symbols/%.svg
	rsvg-convert -f pdf -o $@ $<

.PHONY : clean
clean :
	-rm $(targets)