102 lines
3 KiB
Perl
102 lines
3 KiB
Perl
#!/usr/bin/perl -w
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# $FreeBSD$
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#
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# epsgeom - extract geometry from a EPS file.
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#
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# Copyright (C) 2004 The FreeBSD Project. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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my $x;
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my $y;
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my $width;
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my $height;
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my $gx;
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my $gy;
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if (@ARGV != 4) {
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die "Error: invalid arguments.\n";
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}
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my $mode = shift @ARGV;
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my $hres = shift @ARGV;
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my $vres = shift @ARGV;
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my $file = shift @ARGV;
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my $realfile = `realpath ${file}`;
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chomp $realfile;
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open IN, "<$realfile" or die "Error: cannot open $realfile.\n";
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while(<IN>) {
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last if (($x,$y,$width,$height) =
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/^%%BoundingBox:\s+([-\d]+)\s+([-\d]+)\s+([-\d]+)\s+([-\d]+)/);
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#print STDERR "DEBUG: $_";
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}
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close IN;
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if (not defined($x)) {
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die "Error: no BoundingBox found.\n";
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}
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$width -= $x;
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$height -= $y;
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# (int)(((double)hres * (double)width / 72.0) + 0.5),
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$gx = $hres * $width / 72.0 + 0.5;
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# (int)(((double)vres * (double)height / 72.0) + 0.5),
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$gy = $vres * $height / 72.0 + 0.5;
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my %replace = (
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'@X@' => int $x,
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'@Y@' => int $y,
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'@MX@' => int -$x,
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'@MY@' => int -$y,
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'@WIDTH@' => int $width,
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'@MWIDTH@' => int -$width,
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'@HEIGHT@' => int $height,
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'@MHEIGHT@' => int -$height,
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'@ANGLE@' => int 0,
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'@INPUT@' => $realfile,
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);
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if ($mode eq "-replace") {
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foreach my $i (keys %replace) {
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printf "-e s,%s,%s,g ", $i, $replace{$i};
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}
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} elsif ($mode eq "-offset") {
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#print STDERR "DEBUG: (int -$x), $y\n";
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printf "<< /PageOffset [%d %d] >> setpagedevice\n", (int -$x), $y;
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open IN, "<$realfile" or die "Error: cannot open $realfile.\n";
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print while(<IN>);
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close IN;
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print "\n";
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print "showpage\n";
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} elsif ($mode eq "-geom") {
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#print STDERR "DEBUG: $x,$y,$width,$height\n";
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printf "%dx%d", $gx, $gy;
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} else {
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die "Error: invalid mode specified.\n";
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}
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__END__
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