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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* $Id: PSProcSets.java 1804124 2017-08-04 14:13:54Z ssteiner $ */
package org.apache.xmlgraphics.ps;
import java.io.IOException;
import java.util.Collections;
import java.util.Map;
/**
* This class defines the basic resources (procsets) used by the Apache XML Graphics project.
*
* @version $Id: PSProcSets.java 1804124 2017-08-04 14:13:54Z ssteiner $
*/
public final class PSProcSets {
private PSProcSets() {
}
/** the standard procset for the XML Graphics project */
public static final PSResource STD_PROCSET;
/** the EPS procset for the XML Graphics project */
public static final PSResource EPS_PROCSET = new EPSProcSet();
/** the standard command map matching the {@link #STD_PROCSET}. */
public static final PSCommandMap STD_COMMAND_MAP;
static {
StdProcSet stdProcSet = new StdProcSet();
STD_PROCSET = stdProcSet;
STD_COMMAND_MAP = stdProcSet;
}
/**
* The standard procset used by XML Graphics Commons.
*/
private static class StdProcSet extends PSProcSet implements PSCommandMap {
/** A Map of standard shorthand macros defined in the {@link StdProcSet}. */
private static final Map STANDARD_MACROS;
static {
Map macros = new java.util.HashMap();
macros.put("moveto", "M");
macros.put("rmoveto", "RM");
macros.put("curveto", "C");
macros.put("lineto", "L");
macros.put("show", "t");
macros.put("ashow", "A");
macros.put("closepath", "cp");
macros.put("setrgbcolor", "RC");
macros.put("setgray", "GC");
macros.put("setcmykcolor", "CC");
macros.put("newpath", "N");
macros.put("setmiterlimit", "ML");
macros.put("setlinewidth", "LC");
macros.put("setlinewidth", "LW");
macros.put("setlinejoin", "LJ");
macros.put("grestore", "GR");
macros.put("gsave", "GS");
macros.put("fill", "f");
macros.put("stroke", "S");
macros.put("concat", "CT");
STANDARD_MACROS = Collections.unmodifiableMap(macros);
}
public StdProcSet() {
super("Apache XML Graphics Std ProcSet", 1.2f, 0);
}
public void writeTo(PSGenerator gen) throws IOException {
gen.writeDSCComment(DSCConstants.BEGIN_RESOURCE,
new Object[] {TYPE_PROCSET, getName(),
Float.toString(getVersion()), Integer.toString(getRevision())});
gen.writeDSCComment(DSCConstants.VERSION,
new Object[] {Float.toString(getVersion()), Integer.toString(getRevision())});
gen.writeDSCComment(DSCConstants.COPYRIGHT, "Copyright 2001-2003,2010 "
+ "The Apache Software Foundation. "
+ "License terms: http://www.apache.org/licenses/LICENSE-2.0");
gen.writeDSCComment(DSCConstants.TITLE,
"Basic set of procedures used by the XML Graphics project (Batik and FOP)");
gen.writeln("/bd{bind def}bind def");
gen.writeln("/ld{load def}bd");
for (Object o : STANDARD_MACROS.entrySet()) {
Map.Entry entry = (Map.Entry) o;
gen.writeln("/" + entry.getValue() + "/" + entry.getKey() + " ld");
}
gen.writeln("/re {4 2 roll M"); //define rectangle
gen.writeln("1 index 0 rlineto");
gen.writeln("0 exch rlineto");
gen.writeln("neg 0 rlineto");
gen.writeln("cp } bd");
gen.writeln("/_ctm matrix def"); //Holds the current matrix
gen.writeln("/_tm matrix def");
//BT: save currentmatrix, set _tm to identitymatrix and move to 0/0
gen.writeln("/BT { _ctm currentmatrix pop matrix _tm copy pop 0 0 moveto } bd");
//ET: restore last currentmatrix
gen.writeln("/ET { _ctm setmatrix } bd");
gen.writeln("/iTm { _ctm setmatrix _tm concat } bd");
gen.writeln("/Tm { _tm astore pop iTm 0 0 moveto } bd");
gen.writeln("/ux 0.0 def");
gen.writeln("/uy 0.0 def");
// F
gen.writeln("/F {");
gen.writeln(" /Tp exch def");
// gen.writeln(" currentdict exch get");
gen.writeln(" /Tf exch def");
gen.writeln(" Tf findfont Tp scalefont setfont");
gen.writeln(" /cf Tf def /cs Tp def");
gen.writeln("} bd");
gen.writeln("/ULS {currentpoint /uy exch def /ux exch def} bd");
gen.writeln("/ULE {");
gen.writeln(" /Tcx currentpoint pop def");
gen.writeln(" gsave");
gen.writeln(" newpath");
gen.writeln(" cf findfont cs scalefont dup");
gen.writeln(" /FontMatrix get 0 get /Ts exch def /FontInfo get dup");
gen.writeln(" /UnderlinePosition get Ts mul /To exch def");
gen.writeln(" /UnderlineThickness get Ts mul /Tt exch def");
gen.writeln(" ux uy To add moveto Tcx uy To add lineto");
gen.writeln(" Tt setlinewidth stroke");
gen.writeln(" grestore");
gen.writeln("} bd");
gen.writeln("/OLE {");
gen.writeln(" /Tcx currentpoint pop def");
gen.writeln(" gsave");
gen.writeln(" newpath");
gen.writeln(" cf findfont cs scalefont dup");
gen.writeln(" /FontMatrix get 0 get /Ts exch def /FontInfo get dup");
gen.writeln(" /UnderlinePosition get Ts mul /To exch def");
gen.writeln(" /UnderlineThickness get Ts mul /Tt exch def");
gen.writeln(" ux uy To add cs add moveto Tcx uy To add cs add lineto");
gen.writeln(" Tt setlinewidth stroke");
gen.writeln(" grestore");
gen.writeln("} bd");
gen.writeln("/SOE {");
gen.writeln(" /Tcx currentpoint pop def");
gen.writeln(" gsave");
gen.writeln(" newpath");
gen.writeln(" cf findfont cs scalefont dup");
gen.writeln(" /FontMatrix get 0 get /Ts exch def /FontInfo get dup");
gen.writeln(" /UnderlinePosition get Ts mul /To exch def");
gen.writeln(" /UnderlineThickness get Ts mul /Tt exch def");
gen.writeln(" ux uy To add cs 10 mul 26 idiv add moveto "
+ "Tcx uy To add cs 10 mul 26 idiv add lineto");
gen.writeln(" Tt setlinewidth stroke");
gen.writeln(" grestore");
gen.writeln("} bd");
gen.writeln("/QT {");
gen.writeln("/Y22 exch store");
gen.writeln("/X22 exch store");
gen.writeln("/Y21 exch store");
gen.writeln("/X21 exch store");
gen.writeln("currentpoint");
gen.writeln("/Y21 load 2 mul add 3 div exch");
gen.writeln("/X21 load 2 mul add 3 div exch");
gen.writeln("/X21 load 2 mul /X22 load add 3 div");
gen.writeln("/Y21 load 2 mul /Y22 load add 3 div");
gen.writeln("/X22 load /Y22 load curveto");
gen.writeln("} bd");
gen.writeln("/SSPD {");
gen.writeln("dup length /d exch dict def");
gen.writeln("{");
gen.writeln("/v exch def");
gen.writeln("/k exch def");
gen.writeln("currentpagedevice k known {");
gen.writeln("/cpdv currentpagedevice k get def");
gen.writeln("v cpdv ne {");
gen.writeln("/upd false def");
gen.writeln("/nullv v type /nulltype eq def");
gen.writeln("/nullcpdv cpdv type /nulltype eq def");
gen.writeln("nullv nullcpdv or");
gen.writeln("{");
gen.writeln("/upd true def");
gen.writeln("} {");
gen.writeln("/sametype v type cpdv type eq def");
gen.writeln("sametype {");
gen.writeln("v type /arraytype eq {");
gen.writeln("/vlen v length def");
gen.writeln("/cpdvlen cpdv length def");
gen.writeln("vlen cpdvlen eq {");
gen.writeln("0 1 vlen 1 sub {");
gen.writeln("/i exch def");
gen.writeln("/obj v i get def");
gen.writeln("/cpdobj cpdv i get def");
gen.writeln("obj cpdobj ne {");
gen.writeln("/upd true def");
gen.writeln("exit");
gen.writeln("} if");
gen.writeln("} for");
gen.writeln("} {");
gen.writeln("/upd true def");
gen.writeln("} ifelse");
gen.writeln("} {");
gen.writeln("v type /dicttype eq {");
gen.writeln("v {");
gen.writeln("/dv exch def");
gen.writeln("/dk exch def");
gen.writeln("/cpddv cpdv dk get def");
gen.writeln("dv cpddv ne {");
gen.writeln("/upd true def");
gen.writeln("exit");
gen.writeln("} if");
gen.writeln("} forall");
gen.writeln("} {");
gen.writeln("/upd true def");
gen.writeln("} ifelse");
gen.writeln("} ifelse");
gen.writeln("} if");
gen.writeln("} ifelse");
gen.writeln("upd true eq {");
gen.writeln("d k v put");
gen.writeln("} if");
gen.writeln("} if");
gen.writeln("} if");
gen.writeln("} forall");
gen.writeln("d length 0 gt {");
gen.writeln("d setpagedevice");
gen.writeln("} if");
gen.writeln("} bd");
gen.writeln("/RE { % /NewFontName [NewEncodingArray] /FontName RE -");
gen.writeln(" findfont dup length dict begin");
gen.writeln(" {");
gen.writeln(" 1 index /FID ne");
gen.writeln(" {def} {pop pop} ifelse");
gen.writeln(" } forall");
gen.writeln(" /Encoding exch def");
gen.writeln(" /FontName 1 index def");
gen.writeln(" currentdict definefont pop");
gen.writeln(" end");
gen.writeln("} bind def");
gen.writeDSCComment(DSCConstants.END_RESOURCE);
gen.getResourceTracker().registerSuppliedResource(this);
}
/** {@inheritDoc} */
public String mapCommand(String command) {
String mapped = (String)STANDARD_MACROS.get(command);
return (mapped != null ? mapped : command);
}
}
private static class EPSProcSet extends PSProcSet {
public EPSProcSet() {
super("Apache XML Graphics EPS ProcSet", 1.0f, 0);
}
public void writeTo(PSGenerator gen) throws IOException {
gen.writeDSCComment(DSCConstants.BEGIN_RESOURCE,
new Object[] {TYPE_PROCSET, getName(),
Float.toString(getVersion()), Integer.toString(getRevision())});
gen.writeDSCComment(DSCConstants.VERSION,
new Object[] {Float.toString(getVersion()), Integer.toString(getRevision())});
gen.writeDSCComment(DSCConstants.COPYRIGHT, "Copyright 2002-2003 "
+ "The Apache Software Foundation. "
+ "License terms: http://www.apache.org/licenses/LICENSE-2.0");
gen.writeDSCComment(DSCConstants.TITLE,
"EPS procedures used by the Apache XML Graphics project (Batik and FOP)");
gen.writeln("/BeginEPSF { %def");
gen.writeln("/b4_Inc_state save def % Save state for cleanup");
gen.writeln("/dict_count countdictstack def % Count objects on dict stack");
gen.writeln("/op_count count 1 sub def % Count objects on operand stack");
gen.writeln("userdict begin % Push userdict on dict stack");
gen.writeln("/showpage { } def % Redefine showpage, { } = null proc");
gen.writeln("0 setgray 0 setlinecap % Prepare graphics state");
gen.writeln("1 setlinewidth 0 setlinejoin");
gen.writeln("10 setmiterlimit [ ] 0 setdash newpath");
gen.writeln("/languagelevel where % If level not equal to 1 then");
gen.writeln("{pop languagelevel % set strokeadjust and");
gen.writeln("1 ne % overprint to their defaults.");
gen.writeln("{false setstrokeadjust false setoverprint");
gen.writeln("} if");
gen.writeln("} if");
gen.writeln("} bd");
gen.writeln("/EndEPSF { %def");
gen.writeln("count op_count sub {pop} repeat % Clean up stacks");
gen.writeln("countdictstack dict_count sub {end} repeat");
gen.writeln("b4_Inc_state restore");
gen.writeln("} bd");
gen.writeDSCComment(DSCConstants.END_RESOURCE);
gen.getResourceTracker().registerSuppliedResource(this);
}
}
/**
* Generates a resource defining standard procset with operations used by the XML Graphics
* project.
* @param gen PSGenerator to use for output
* @throws IOException In case of an I/O problem
*/
public static void writeStdProcSet(PSGenerator gen) throws IOException {
((StdProcSet)STD_PROCSET).writeTo(gen);
}
/**
* Generates a resource defining standard procset with operations used by the XML Graphics
* project.
* @param gen PSGenerator to use for output
* @throws IOException In case of an I/O problem
* @deprecated Use writeStdProcSet() instead.
*/
public static void writeFOPStdProcSet(PSGenerator gen) throws IOException {
writeStdProcSet(gen);
}
/**
* Generates a resource defining a procset for including EPS graphics.
* @param gen PSGenerator to use for output
* @throws IOException In case of an I/O problem
*/
public static void writeEPSProcSet(PSGenerator gen) throws IOException {
((EPSProcSet)EPS_PROCSET).writeTo(gen);
}
/**
* Generates a resource defining a procset for including EPS graphics.
* @param gen PSGenerator to use for output
* @throws IOException In case of an I/O problem
* @deprecated Use writeEPSProcSet() instead.
*/
public static void writeFOPEPSProcSet(PSGenerator gen) throws IOException {
writeEPSProcSet(gen);
}
}
