blob: abd0192522ceb6c5787d1b51694ccb8888ac44a6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
|
/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed 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.
*/
/* $Id$ */
package org.apache.fop.render.ps;
import java.io.IOException;
import java.util.Iterator;
import java.util.Map;
import org.apache.fop.fonts.Typeface;
import org.apache.fop.fonts.Glyphs;
import org.apache.fop.fonts.FontInfo;
/**
* This class defines the basic resources (procsets) used by FOP's PostScript
* renderer and SVG transcoder.
*
* @author <a href="mailto:fop-dev@xml.apache.org">Apache XML FOP Development Team</a>
* @author <a href="mailto:jeremias@apache.org">Jeremias Maerki</a>
* @version $Id: PSProcSets.java,v 1.3 2003/03/11 08:42:24 jeremias Exp $
*/
public final class PSProcSets {
/**
* Generates a resource defining standard procset for FOP.
* @param gen PSGenerator to use for output
* @throws IOException In case of an I/O problem
*/
public static final void writeFOPStdProcSet(PSGenerator gen) throws IOException {
gen.writeln("%%BeginResource: procset (Apache FOP Std ProcSet) 1.0 0");
gen.writeln("%%Version: 1.0 0");
gen.writeln("%%Copyright: Copyright (C) 2001-2003 "
+ "The Apache Software Foundation. All rights reserved.");
gen.writeln("%%Title: Basic set of procedures used by FOP");
gen.writeln("/bd{bind def}bind def");
gen.writeln("/ld{load def}bd");
gen.writeln("/M/moveto ld");
gen.writeln("/RM/rmoveto ld");
gen.writeln("/t/show ld");
gen.writeln("/A/ashow ld");
gen.writeln("/cp/closepath 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");
// <font> <size> 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 /cw ( ) stringwidth pop 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("/QUADTO {");
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("%%EndResource");
}
/**
* 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 final void writeFOPEPSProcSet(PSGenerator gen) throws IOException {
gen.writeln("%%BeginResource: procset (Apache FOP EPS ProcSet) 1.0 0");
gen.writeln("%%Version: 1.0 0");
gen.writeln("%%Copyright: Copyright (C) 2002-2003 "
+ "The Apache Software Foundation. All rights reserved.");
gen.writeln("%%Title: EPS procedures used by 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.writeln("%%EndResource");
}
/**
* Generates the PostScript code for the font dictionary.
* @param gen PostScript generator to use for output
* @param fontInfo available fonts
* @throws IOException in case of an I/O problem
*/
public static void writeFontDict(PSGenerator gen, FontInfo fontInfo)
throws IOException {
gen.writeln("%%BeginResource: procset FOPFonts");
gen.writeln("%%Title: Font setup (shortcuts) for this file");
gen.writeln("/FOPFonts 100 dict dup begin");
// write("/gfF1{/Helvetica findfont} bd");
// write("/gfF3{/Helvetica-Bold findfont} bd");
Map fonts = fontInfo.getFonts();
Iterator iter = fonts.keySet().iterator();
while (iter.hasNext()) {
String key = (String)iter.next();
Typeface fm = (Typeface)fonts.get(key);
gen.writeln("/" + key + " /" + fm.getFontName() + " def");
}
gen.writeln("end def");
gen.writeln("%%EndResource");
defineWinAnsiEncoding(gen);
//Rewrite font encodings
iter = fonts.keySet().iterator();
while (iter.hasNext()) {
String key = (String)iter.next();
Typeface fm = (Typeface)fonts.get(key);
if (null == fm.getEncoding()) {
//ignore (ZapfDingbats and Symbol run through here
//TODO: ZapfDingbats and Symbol should get getEncoding() fixed!
} else if ("WinAnsiEncoding".equals(fm.getEncoding())) {
gen.writeln("/" + fm.getFontName() + " findfont");
gen.writeln("dup length dict begin");
gen.writeln(" {1 index /FID ne {def} {pop pop} ifelse} forall");
gen.writeln(" /Encoding " + fm.getEncoding() + " def");
gen.writeln(" currentdict");
gen.writeln("end");
gen.writeln("/" + fm.getFontName() + " exch definefont pop");
} else {
System.out.println("Only WinAnsiEncoding is supported. Font '"
+ fm.getFontName() + "' asks for: " + fm.getEncoding());
}
}
}
private static void defineWinAnsiEncoding(PSGenerator gen) throws IOException {
gen.writeln("/WinAnsiEncoding [");
for (int i = 0; i < Glyphs.WINANSI_ENCODING.length; i++) {
if (i > 0) {
if ((i % 5) == 0) {
gen.newLine();
} else {
gen.write(" ");
}
}
final char ch = Glyphs.WINANSI_ENCODING[i];
final String glyphname = Glyphs.charToGlyphName(ch);
if ("".equals(glyphname)) {
gen.write("/" + Glyphs.NOTDEF);
} else {
gen.write("/");
gen.write(glyphname);
}
}
gen.newLine();
gen.writeln("] def");
}
}
|
