# Copyright 1999-2004 Gentoo Technologies, Inc.
# Distributed under the terms of the GNU General Public License v2
# $Header: $

DESCRIPTION="A non-interactive application for producing graphs and charts"
HOMEPAGE="http://ploticus.sourceforge.net"
SRC_URI="http://ploticus.sourceforge.net/download/pl221src.tar.gz"
LICENSE="GPL-2"

SLOT=0
KEYWORDS="~x86"
IUSE="gd gd-external flash gif no-locale no-cpulimit svg svgz truetype X"

DEPEND="media-libs/libpng
	gd-external? ( >=media-libs/libgd-1.84 media-libs/jpeg )
	flash? ( =media-libs/ming-0.2a )
	truetype? ( =media-libs/freetype-2* )
	X? ( virtual/x11 )"

S=${WORKDIR}/pl221src/src

src_unpack() {
	unpack ${A}
	# Fixes a problem with NOX11.
	epatch ${FILESDIR}/pl221-fixes.patch
	# Changes the install directory and comments all flash and gd-related
	# options. (These options will be selectively uncommented later.)
	epatch ${FILESDIR}/pl221-makefile.patch
}

src_compile() {
	# ploticus may be compiled using the external libgd, a libgd provided with
	# the package, or no gd support at all.
	if use gd-external; then
		# PNG and JPEG are supported by default.
		GD18LIBS="-lgd -lpng -lz -ljpeg"
		# Note that truetype works only with the external gd lib.
		if use truetype; then
			GD18LIBS="${GD18LIBS} -lfreetype"
			sed -ie 's/# GDFREETYPE = -DGDFREETYPE$/GDFREETYPE = -DGDFREETYPE/' Makefile
		else
			sed -ie 's/# GDFREETYPE = $/GDFREETYPE =/' Makefile
		fi
		# Set the graphics formats support.
		sed -ie 's/# ZFLAG = -DWZ/ZFLAG = -DWZ/' Makefile
		sed -ie "s,\# GD18LIBS = -lgd -lpng -lz -ljpeg,GD18LIBS = ${GD18LIBS}," Makefile
		# Use the external libgd.
		sed -ie 's/# GD18H =/GD18H =/' Makefile
		sed -ie 's/# ploticus: plgd18 $/ploticus: plgd18/' Makefile
	elif use gd; then
		# Determine graphics formats (gif and png) to support.
		if use gif; then
			# Use the internal libgd (png and gif).
			# Note that gif works only with the internal gd.
			sed -ie 's/# EXE = pl plpng/EXE = pl plpng/' Makefile
			sed -ie 's/# GD16LIBS = -lpng -lz/GD16LIBS = -lpng -lz/' Makefile
			sed -ie 's/# GD16H =/GD16H =/' Makefile
			sed -ie 's/# ploticus: pl plpng $/ploticus: pl plpng/' Makefile
		else
			# Use the internal libgd (png only).
			sed -ie 's/# PLPNG = pl/PLPNG = pl/' Makefile
			sed -ie 's/# GD16LIBS = -lpng -lz/GD16LIBS = -lpng -lz/' Makefile
			sed -ie 's/# GD16H =/GD16H =/' Makefile
			sed -ie 's/# ZFLAG = -DWZ/ZFLAG = -DWZ/' Makefile
			sed -ie 's/# ploticus: plpng $/ploticus: plpng/' Makefile
		fi
	else
		# No support for libgd at all.
		# Note that gif and truetype do not work without gd.
		sed -ie 's/# ploticus: plnogd $/ploticus: plnogd/' Makefile
		sed -ie 's/# NOGDFLAG = -DNOGD/NOGDFLAG = -DNOGD/' Makefile
	fi

	# Support for non-roman alphabets and collation. (Enabled by default.)
	if ! use no-locale; then
		sed -ie 's/# LOCALEOBJ = localef.o/LOCALEOBJ = localef.o/' Makefile
		sed -ie 's/# LOCALE_FLAG = -DLOCALE/LOCALE_FLAG = -DLOCALE/' Makefile
	fi

	# Support for compressed or uncompressed svg. svgz implies svg. If the 
	# external gd library is used, the svgz format will always be available if
	# ploticus was compiled with support for svg (even if the svgz flag was not
	# specified and even if the -svgz flag was used).
	if use svgz; then
		sed -ie 's/# ZLIB = -lz/ZLIB = -lz/' Makefile
		sed -ie 's/# ZFLAG = -DWZ/ZFLAG = -DWZ/' Makefile
	elif ! use svg; then
		sed -ie 's/# NOSVGFLAG = -DNOSVG/NOSVGFLAG = -DNOSVG/' Makefile
	fi

	# Support for X11 output.
	if ! use X; then
		sed -ie 's/# NOXFLAG = -DNOX11/NOXFLAG = -DNOX11/' Makefile
		sed -ie 's/# XLIBS =/XLIBS =/' Makefile
		sed -ie 's/# XOBJ =/XOBJ =/' Makefile
	fi

	# Support for Flash output.
	if use flash; then
		sed -ie 's/# MING = -lming/MING = -lming/' Makefile
	else
		sed -ie 's/# NOSWFFLAG = -DNOSWF/NOSWFFLAG = -DNOSWF/' Makefile
	fi

	# Support for limiting CPU utilization. (Enabled by default.)
	if use no-cpulimit; then
		sed -ie 's/# NORLIMFLAG = -DNORLIMIT/NORLIMFLAG = -DNORLIMIT/' Makefile
	fi
	emake || die
}

src_install() {
	mkdir -p ${D}usr/bin
	make install DESTDIR=${D} || die

	insinto /usr/share/${PN}/prefabs
	doins ${WORKDIR}/pl221src/prefabs/*
	insinto /usr/share/${PN}/testsuite
	doins ${WORKDIR}/pl221src/pltestsuite/*

	insinto /etc/env.d
	doins ${FILESDIR}/11ploticus
}