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diff --git a/doc/developer/reference-html/c200.html b/doc/developer/reference-html/c200.html new file mode 100644 index 0000000..cd26eae --- /dev/null +++ b/doc/developer/reference-html/c200.html @@ -0,0 +1,396 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN""http://www.w3.org/TR/html4/loose.dtd"> +<HTML +><HEAD +><TITLE +>Adding a new printer</TITLE +><META +NAME="GENERATOR" +CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK +REL="HOME" +TITLE="The Developer's Guide to Gutenprint" +HREF="index.html"><LINK +REL="PREVIOUS" +TITLE="Reporting Bugs" +HREF="c194.html"><LINK +REL="NEXT" +TITLE="The driver file" +HREF="x271.html"></HEAD +><BODY +CLASS="chapter" +BGCOLOR="#FFFFFF" +TEXT="#000000" +LINK="#0000FF" +VLINK="#840084" +ALINK="#0000FF" +><DIV +CLASS="NAVHEADER" +><TABLE +SUMMARY="Header navigation table" +WIDTH="100%" +BORDER="0" +CELLPADDING="0" +CELLSPACING="0" +><TR +><TH +COLSPAN="3" +ALIGN="center" +>The Developer's Guide to Gutenprint</TH +></TR +><TR +><TD +WIDTH="10%" +ALIGN="left" +VALIGN="bottom" +><A +HREF="c194.html" +ACCESSKEY="P" +>Prev</A +></TD +><TD +WIDTH="80%" +ALIGN="center" +VALIGN="bottom" +></TD +><TD +WIDTH="10%" +ALIGN="right" +VALIGN="bottom" +><A +HREF="x271.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +></TABLE +><HR +ALIGN="LEFT" +WIDTH="100%"></DIV +><DIV +CLASS="chapter" +><H1 +><A +NAME="AEN200" +></A +>Chapter 4. Adding a new printer</H1 +><P +> This chapter covers adding a new ESCP/2, PCL, or Canon printer. + Writing a new driver module is not covered. + </P +><P +> The three steps to adding a printer are: + <P +></P +><OL +TYPE="1" +><LI +><P +> Add an entry to <TT +CLASS="filename" +>printers.xml</TT +>. + </P +></LI +><LI +><P +> Add the appropriate code and data to the appropriate + driver module. + </P +></LI +><LI +><P +> Tune the printer. + </P +></LI +></OL +> + </P +><P +> Printer information is stored in two places: in + <TT +CLASS="filename" +>printers.xml</TT +> (which contains the list of + printer models available to the the upper-level application), + and in the appropriate driver file + (<TT +CLASS="filename" +>print-escp2.c</TT +>, + <TT +CLASS="filename" +>print-pcl.c</TT +>, or + <TT +CLASS="filename" +>print-canon.c</TT +>). + </P +><DIV +CLASS="sect1" +><H1 +CLASS="sect1" +><A +NAME="AEN217" +>4.1. <TT +CLASS="filename" +>printers.xml</TT +></A +></H1 +><P +> <TT +CLASS="filename" +>printers.xml</TT +> is an XML file that contains + very simple printer definitions. A schema may be used to + validate the XML (<TT +CLASS="filename" +>src/main/gutenprint.xsd</TT +>). + This is an example definition: + </P +><DIV +CLASS="informalexample" +><P +></P +><A +NAME="AEN223" +></A +><PRE +CLASS="programlisting" +><printer name="EPSON Stylus Color 1500" driver="escp2-1500"> +<color value="true"/> +<model value="2"/> +<gamma value="0.597"/> +<density value="1.0"/> +</printer></PRE +><P +></P +></DIV +><P +> There are other tags that may be present. The only ones that + are mandatory are <TT +CLASS="literal" +><printer></TT +>, + <TT +CLASS="literal" +><color></TT +> and + <TT +CLASS="literal" +><model></TT +>. The other optional parameters + (<TT +CLASS="literal" +><gamma></TT +> and + <TT +CLASS="literal" +><density></TT +> in this case) can be used to + adjust control settings. This is probably not the right place + for them; the printer drivers themselves should contain this + information. There's probably no good reason for anything but + gamma and density to be in here. Gamma refers to the printer's + gamma factor; density is the desired base ink density for the + printer. The Epson driver contains the density information for + each printer at each resolution internally. An even better + driver would adjust density and possibly even gamma for paper + type. All the more reason not to have that information here. + </P +><P +> If you really are curious about what tags are permitted, please + see the schema. These are the definitions of the tags that do + matter: + </P +><P +></P +><DIV +CLASS="variablelist" +><P +><B +>printdef XML elements</B +></P +><DL +><DT +><TT +CLASS="literal" +><family></TT +></DT +><DD +><P +> This defines what driver module this printer uses. The + attribute <TT +CLASS="literal" +>name</TT +> is the name of the + family driver to associate the printers with, for example + <TT +CLASS="literal" +>escp2</TT +>, <TT +CLASS="literal" +>pcl</TT +>, + <TT +CLASS="literal" +>canon</TT +>, <TT +CLASS="literal" +>ps</TT +> or + <TT +CLASS="literal" +>raw</TT +>. This tag may only contain + <TT +CLASS="literal" +><printer></TT +> elements. + </P +></DD +><DT +><TT +CLASS="literal" +><printer></TT +></DT +><DD +><P +> This starts the definition of a printer. It must contain + the attributes <TT +CLASS="literal" +>name</TT +> and + <TT +CLASS="literal" +>driver</TT +>. <TT +CLASS="literal" +>name</TT +> should + be is the full name of the printer, and must be human + readable. <TT +CLASS="literal" +>driver</TT +> should consist of + alphanumerics and hyphens, and be fairly short. + <TT +CLASS="literal" +>name</TT +> is what will appear in the + user-visible listing of printers, and may be translated + into the user's language, while <TT +CLASS="literal" +>driver</TT +> + is what is actually used to key into the list of printers. + It is legal to have multiple printers with the same driver + name. + </P +></DD +><DT +><TT +CLASS="literal" +><color></TT +></DT +><DD +><P +> This tag may not contain any content, but the + <TT +CLASS="literal" +>value</TT +> attribute may be set to + <TT +CLASS="literal" +>true</TT +> or <TT +CLASS="literal" +>false</TT +>. This + indicates that this printer is capable of color, or is not + capable of color respectively. + </P +></DD +><DT +><TT +CLASS="literal" +><model></TT +></DT +><DD +><P +> This defines a model number. This tag may not contain any + content, but the <TT +CLASS="literal" +>value</TT +> attribute may be + set to a positive integer. This is passed into the + driver, which may do whatever it cares to with + it—index into a table, compute on, or whatever. + This need not be unique. + </P +></DD +></DL +></DIV +></DIV +></DIV +><DIV +CLASS="NAVFOOTER" +><HR +ALIGN="LEFT" +WIDTH="100%"><TABLE +SUMMARY="Footer navigation table" +WIDTH="100%" +BORDER="0" +CELLPADDING="0" +CELLSPACING="0" +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +><A +HREF="c194.html" +ACCESSKEY="P" +>Prev</A +></TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +><A +HREF="index.html" +ACCESSKEY="H" +>Home</A +></TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +><A +HREF="x271.html" +ACCESSKEY="N" +>Next</A +></TD +></TR +><TR +><TD +WIDTH="33%" +ALIGN="left" +VALIGN="top" +>Reporting Bugs</TD +><TD +WIDTH="34%" +ALIGN="center" +VALIGN="top" +> </TD +><TD +WIDTH="33%" +ALIGN="right" +VALIGN="top" +>The driver file</TD +></TR +></TABLE +></DIV +></BODY +></HTML +>
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