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diff --git a/upstream/fedora-40/man1/eqn2graph.1 b/upstream/fedora-40/man1/eqn2graph.1 new file mode 100644 index 00000000..fd24128d --- /dev/null +++ b/upstream/fedora-40/man1/eqn2graph.1 @@ -0,0 +1,188 @@ +.TH eqn2graph 1 "24 January 2024" "groff 1.23.0" +.SH Name +eqn2graph \- convert an +.I eqn \" generic +equation into a cropped image +. +. +.\" ==================================================================== +.\" Legal Terms +.\" ==================================================================== +.\" +.\" This documentation is released to the public domain. +. +. +.\" Save and disable compatibility mode (for, e.g., Solaris 10/11). +.do nr *groff_eqn2graph_1_man_C \n[.cp] +.cp 0 +. +.\" Define fallback for groff 1.23's MR macro if the system lacks it. +.nr do-fallback 0 +.if !\n(.f .nr do-fallback 1 \" mandoc +.if \n(.g .if !d MR .nr do-fallback 1 \" older groff +.if !\n(.g .nr do-fallback 1 \" non-groff *roff +.if \n[do-fallback] \{\ +. de MR +. ie \\n(.$=1 \ +. I \%\\$1 +. el \ +. IR \%\\$1 (\\$2)\\$3 +. . +.\} +.rr do-fallback +. +. +.\" ==================================================================== +.SH Synopsis +.\" ==================================================================== +. +.SY eqn2graph +.RB [ \-format\~\c +.IR output-format ] +.RI [ convert-argument \~.\|.\|.] +.YS +. +. +.SY eqn2graph +.B \-\-help +.YS +. +. +.SY eqn2graph +.B \-v +. +.SY eqn2graph +.B \-\-version +.YS +. +. +.\" ==================================================================== +.SH Description +.\" ==================================================================== +. +.I eqn2graph +reads a one-line +.MR \%eqn 1 +equation from the standard input and writes an image file, +by default in Portable Network Graphics (PNG) format, +to the standard output. +. +. +.PP +The input EQN code should +.I not +be preceded by the +.B .EQ +macro that normally precedes it within +.MR groff 1 +macros; +nor do you need to have dollar-sign or other delimiters around the +equation. +. +. +.\" FIXME: How old? This text hasn't been touched since 2008 at latest. +.\" Older versions of +.\" .I \%convert +.\" will produce a black-on-white graphic; newer ones may produce a +.\" black-on-transparent graphic. +. +.PP +Arguments not recognized by +.I eqn2graph +are passed to the ImageMagick or GraphicsMagick program +.MR convert 1 . +. +. +By specifying these, you can give your image a border, +.\" Transparent backgrounds are the default in 2018. +.\" force the background transparent, +set the image's pixel density, +or perform other useful transformations. +. +. +.PP +The output image is clipped using +.IR \%convert 's +.B \-trim +option to the smallest possible bounding box that contains all the black +pixels. +. +. +.\" ==================================================================== +.SH Options +.\" ==================================================================== +. +.B \-\-help +displays a usage message, +while +.B \-v +and +.B \-\-version +show version information; +all exit afterward. +. +. +.TP +.BI \-format\~ output-format +Write the image in +.IR output-format , +which must be understood by +.IR \%convert ; +the default is PNG. +. +. +.\" ==================================================================== +.SH Environment +.\" ==================================================================== +. +.TP +.I \%GROFF_TMPDIR +.TQ +.I \%TMPDIR +.TQ +.I TMP +.TQ +.I TEMP +These environment variables are searched in the given order to determine +the directory where temporary files will be created. +. +If none are set, +.I /tmp +is used. +. +. +.\" ==================================================================== +.SH Authors +.\" ==================================================================== +. +.I eqn2graph +was written by +.MT esr@\:thyrsus\:.com +Eric S.\& Raymond +.ME , +based on a recipe for +.MR pic2graph 1 , +by W.\& Richard Stevens. +. +. +.\" ==================================================================== +.SH "See also" +.\" ==================================================================== +. +.MR pic2graph 1 , +.MR grap2graph 1 , +.MR \%eqn 1 , +.MR groff 1 , +.MR convert 1 +. +. +.\" Restore compatibility mode (for, e.g., Solaris 10/11). +.cp \n[*groff_eqn2graph_1_man_C] +.do rr *groff_eqn2graph_1_man_C +. +. +.\" Local Variables: +.\" fill-column: 72 +.\" mode: nroff +.\" End: +.\" vim: set filetype=groff textwidth=72: |