MDFILES=titlepage.md Spectrum.md

OPTIONS=-s -S -f markdown --toc --chapters --number-sections
OPTIONSHTML=-H css/github.css --mathjax
OPTIONSEPUB=--mathml --epub-cover-image=figures/cover.png
OPTIONSPDFA4=--variable=geometry:a4paper -V geometry:margin=1.5cm
OPTIONSPDFLETTER=--variable=geometry:letterpaper -V geometry:margin=1.5cm

.PHONY: pdfa4 pdfletter html tex epub

all: pdfa4 pdfletter html tex epub

pdfa4: $(MDFILES)
	pandoc $(OPTIONS) $(OPTIONSPDFA4) $(MDFILES) -o Spectrum.pdf

pdfletter: $(MDFILES)
	pandoc $(OPTIONS) $(OPTIONSPDFLETTER) $(MDFILES) -o SpectrumLetter.pdf

html: $(MDFILES)
	pandoc $(OPTIONS) $(OPTIONSHTML) -t html $(MDFILES) -o Spectrum.html

tex: $(MDFILES)
	pandoc $(OPTIONS) -t latex $(MDFILES) -o Spectrum.tex

epub: $(MDFILES) metadata.xml title.txt
	pandoc $(OPTIONS) $(OPTIONSEPUB) --epub-metadata=metadata.xml \
	   title.txt $(MDFILES) -o Spectrum.epub

clean:
	rm -f Spectrum.pdf SpectrumLetter.pdf Spectrum.html \
	   Spectrum.tex Spectrum.epub