% Macros for printing of envelopes (used by db/post-envelopes)

\input ucwmac2.tex
\ucwmodule{paper}

\nopagenumbers
\parindent=0pt
\parskip=0pt
\lineskiplimit=-2pt

\newdimen\addrhpos         \addrhpos=150mm
\newdimen\addrvpos         \addrvpos=110mm
\newdimen\returnaddrhpos   \returnaddrhpos=12mm
\newdimen\returnaddrvpos   \returnaddrvpos=15mm
\newdimen\hippohpos        \hippohpos=100mm
\newdimen\hippovpos        \hippovpos=98mm
\newdimen\hipposize        \hipposize=30mm
\newdimen\addrbaselineskip \addrbaselineskip=14pt

\newif\ifstickers
\stickersfalse

\def\envformat#1{\sget\fmt{format:#1}\fmt}

\sdef{format:C4}{
	\envdefaults{c4}
	\addrhpos=200mm \addrvpos=150mm
	\hippohpos=150mm \hippovpos=160mm
}

\sdef{format:C5}{
	\envdefaults{c5}
}

\sdef{format:C6}{
	\envdefaults{c6}
	\returnaddrhpos=5mm \returnaddrvpos=5mm
	\addrhpos=90mm \addrvpos=85mm
	\hippohpos=50mm  \hippovpos=85 mm
	\hipposize=20mm
}

\sdef{format:B5}{
	\envdefaults{b5}
	\addrhpos=170mm \addrvpos=120mm
	\hippohpos=120mm \hippovpos=130mm
}

\sdef{format:stickers}{
	\ucwmodule{labels}
	\setpaper{a4}
	\raggedbottom
	\setuplabels{3}{8}
	% \labelrulestrue
	\stickerstrue
	\addrhpos=0mm \addrvpos=26mm
	\font\envfnt=csr12 at 13pt
	\addrbaselineskip=13pt
}

\def\envdefaults#1{
	\setpaper{#1}
	\landscape
	\setmargins{0mm}
	\setuppage
	\font\envfnt=csr12 at 13pt
	\font\papersfnt=csr7
}

\long\def\letter#1{
	\ifstickers
		\label{#1\vfil}\ignorespaces
	\else
		\nointerlineskip
		\placeat{\returnaddrhpos}{\returnaddrvpos}{\returnaddr}
		\nointerlineskip
		\placeat{\hippohpos}{\hippovpos}{\hippo}
		#1
		\vfill
		\eject
	\fi
}

\def\addr#1{
	\nointerlineskip
	\placeat{\addrhpos}{\addrvpos}{
		\envfnt
		\advance\baselineskip 2pt
		\vbox{#1}
	}
}

\def\arow#1{
	\leftline{#1}
}

\def\returnaddr{
	\vhanglines{
		\advance\baselineskip by -1pt
		\halign{\hbox to 20em{\hfil##\hfil}\cr
			\bf Jiří Kalvoda\cr
			\rm email: jirikalvoda@kam.mff.cuni.cz\cr
		}
	}
}

\newbox\hippobox

\def\hippo{}

\def\img#1{
	\def\hippo{
		\ifvoid\hippobox
			\global\setbox\hippobox=\putimage{width \hipposize}{#1}%
		\fi
		\copy\hippobox
	}
}

\def\papers#1{
	\ifstickers
		% No room for a list of papers
	\else
		\nointerlineskip
		\placeat{10mm}{\dimexpr\vsize-10mm\relax}{\papersfnt #1}
	\fi
}

\def\blank{\label{\vfil}}