Mercurial > hgrepos > Python2 > PyMuPDF

comparison mupdf-source/platform/java/example/PDFTrace.java @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1:1d09e1dec1d9 2:b50eed0cc0ef
1 // Copyright (C) 2004-2025 Artifex Software, Inc.
2 //
3 // This file is part of MuPDF.
4 //
5 // MuPDF is free software: you can redistribute it and/or modify it under the
6 // terms of the GNU Affero General Public License as published by the Free
7 // Software Foundation, either version 3 of the License, or (at your option)
8 // any later version.
9 //
10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
13 // details.
14 //
15 // You should have received a copy of the GNU Affero General Public License
16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
17 //
18 // Alternative licensing terms are available from the licensor.
19 // For commercial licensing, see <https://www.artifex.com/> or contact
20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
21 // CA 94129, USA, for further information.
22
23 package example;
24
25 import com.artifex.mupdf.fitz.*;
26
27 public class PDFTrace extends PDFProcessor
28 {
29 protected String formatFloatArray(float[] array, String suffix) {
30 StringBuilder sb = new StringBuilder("[ ");
31 int n = array.length;
32 for (int i = 0; i < n; i++)
33 sb.append(array[i] + " ");
34 sb.append(']');
35 if (suffix != null)
36 sb.append(suffix);
37 return sb.toString();
38 }
39
40 protected String formatString(String s, String suffix) {
41 StringBuilder sb = new StringBuilder("(");
42 int n = s.length();
43 for (int i = 0; i < n; i++)
44 {
45 char c = s.charAt(i);
46 if (c == '(' || c == ')' || c == '\\')
47 sb.append('\\');
48 sb.append(c);
49 }
50 sb.append(')');
51 if (suffix != null)
52 sb.append(suffix);
53 return sb.toString();
54 }
55
56 protected String formatByteArray(byte[] array, String suffix) {
57 StringBuilder sb = new StringBuilder("<");
58 int n = array.length;
59 for (int i = 0; i < n; i++)
60 sb.append(String.format("%02x", array[i]));
61 sb.append('>');
62 if (suffix != null)
63 sb.append(suffix);
64 return sb.toString();
65
66 }
67
68 protected String formatObjectArray(Object[] array, String suffix) {
69 StringBuilder sb = new StringBuilder('[');
70 int n = array.length;
71 for (int i = 0; i < n; i++)
72 {
73 if (array[i] instanceof Float)
74 sb.append(((Float) array[i]).toString() + " ");
75 else if (array[i] instanceof String)
76 sb.append(formatString((String) array[i], " "));
77 else
78 sb.append(formatByteArray((byte[]) array[i], " "));
79 }
80 sb.append("]");
81 if (suffix != null)
82 sb.append(suffix);
83 return sb.toString();
84 }
85
86 public void pushResources(PDFObject resources) { }
87 public void popResources() { }
88 public void op_gs(String name, PDFObject extgstate) { }
89
90 public void op_w(float lineWidth) { System.out.println(lineWidth+ " w"); }
91 public void op_j(float lineJoin) { System.out.println(lineJoin + " j"); }
92 public void op_J(float lineCap) { System.out.println(lineCap + " J"); }
93 public void op_M(float miterLimit) { System.out.println(miterLimit + " M"); }
94 public void op_d(float[] array, float phase) { System.out.print("[ "); for (int i = 0; i < array.length; i++) System.out.print(array[i] + " "); System.out.println("] " + phase + " d"); }
95 public void op_ri(String intent) { System.out.println(intent + " ri"); }
96 public void op_i(float flatness) { System.out.println(flatness + "i"); }
97
98 public void op_q() { System.out.println("q"); }
99 public void op_Q() { System.out.println("Q"); }
100 public void op_cm(float a, float b, float c, float d, float e, float f) { System.out.println(a + " " + b + " " + c + " " + d + " " + e + " " + f + " cm"); }
101
102 public void op_m(float x, float y) { System.out.println(x + " " + y + " m"); }
103 public void op_l(float x, float y) { System.out.println(x + " " + y + " l"); }
104 public void op_c(float x1, float y1, float x2, float y2, float x3, float y3) { System.out.println(x1 + " " + y1 + " " + x2 + " " + y2 + " " + x3 + " " + y3 + " c"); }
105 public void op_v(float x2, float y2, float x3, float y3) { System.out.println(x2 + " " + y2 + " " + x3 + " " + y3 + " v"); }
106 public void op_y(float x1, float y1, float x3, float y3) { System.out.println(x1 + " " + y1 + " " + x3 + " " + y3 + " f"); }
107 public void op_h() { System.out.println("h"); }
108 public void op_re(float x, float y, float w, float h) { System.out.println(x + " " + y + " " + w + " " + h + " re"); }
109
110 public void op_S() { System.out.println("S"); }
111 public void op_s() { System.out.println("s"); }
112 public void op_F() { System.out.println("F"); }
113 public void op_f() { System.out.println("f"); }
114 public void op_fstar() { System.out.println("f*"); }
115 public void op_B() { System.out.println("B"); }
116 public void op_Bstar() { System.out.println("B*"); }
117 public void op_b() { System.out.println("b"); }
118 public void op_bstar() { System.out.println("b*"); }
119 public void op_n() { System.out.println("n"); }
120
121 public void op_W() { System.out.println("W"); }
122 public void op_Wstar() { System.out.println("W*"); }
123
124 public void op_BT() { System.out.println("BT"); }
125 public void op_ET() { System.out.println("ET"); }
126
127 public void op_Tc(float charspace) { System.out.println(charspace + " Tc"); }
128 public void op_Tw(float wordspace) { System.out.println(wordspace + " Tw"); }
129 public void op_Tz(float scale) { System.out.println(scale + " Tz"); }
130 public void op_TL(float leading) { System.out.println(leading + " TL"); }
131 public void op_Tf(String name, float size) { System.out.println("/" + name + " " + size + " Tf"); }
132 public void op_Tr(float render) { System.out.println(render + " Tr"); }
133 public void op_Ts(float rise) { System.out.println(rise + " Ts"); }
134
135 public void op_Td(float tx, float ty) { System.out.println(tx + " " + ty + " Td"); }
136 public void op_TD(float tx, float ty) { System.out.println(tx + " " + ty + " TD"); }
137 public void op_Tm(float a, float b, float c, float d, float e, float f) { System.out.println(a + " " + b + " " + c + " " + d + " " + e + " " + f + " Tm"); }
138 public void op_Tstar() { System.out.println("T*"); }
139
140 public void op_TJ(Object[] array) { System.out.println(formatObjectArray(array, " TJ")); }
141 public void op_Tj(byte[] array) { System.out.println(formatByteArray(array, " Tj")); }
142 public void op_Tj(String string) { System.out.println(formatString(string, " Tj")); }
143 public void op_squote(String text) { System.out.println(formatString(text, " '")); }
144 public void op_squote(byte[] array) { System.out.println(formatByteArray(array, " '")); }
145 public void op_dquote(float aw, float ac, String text) { System.out.println(aw + " " + ac + " " + formatString(text, " \"")); }
146 public void op_dquote(float aw, float ac, byte[] array) { System.out.println(aw + " " + ac + " " + " " + formatByteArray(array, " \"")); }
147
148 public void op_d0(float wx, float wy) { System.out.println(wx + " " + wy + " d0"); }
149 public void op_d1(float wx, float wy, float llx, float lly, float urx, float ury) { System.out.println(wx + " " + wy + " " + llx + " " + lly + " " + urx + " " + ury + " d1"); }
150
151 public void op_CS(String name, ColorSpace cs) { System.out.println("/" + name + " " + (cs != null ? cs.toString() : "null") + " CS"); }
152 public void op_cs(String name, ColorSpace cs) { System.out.println("/" + name + " " + (cs != null ? cs.toString() : "null") + " cs"); }
153 public void op_SC_color(float[] color) { for (int i = 0; i < color.length; i++) System.out.print(color[i] + " "); System.out.println("SC%color"); }
154 public void op_sc_color(float[] color) { for (int i = 0; i < color.length; i++) System.out.print(color[i] + " "); System.out.println("sc%color"); }
155 public void op_SC_pattern(String name, int idx, float[] color) { System.out.print("/" + name + " " + idx + " "); for (int i = 0; i < color.length; i++) System.out.print(color[i] + " "); System.out.println("SC%pattern"); }
156 public void op_sc_pattern(String name, int idx, float[] color) { System.out.print("/" + name + " " + idx + " "); for (int i = 0; i < color.length; i++) System.out.print(color[i] + " "); System.out.println("sc%pattern"); }
157 public void op_SC_shade(String name) { System.out.println("/" + name + " SC%shade"); }
158 public void op_sc_shade(String name) { System.out.println("/" + name + " sc%shade"); }
159
160 public void op_G(float g) { System.out.println(g + " G"); }
161 public void op_g(float g) { System.out.println(g + " g"); }
162 public void op_RG(float r, float g, float b) { System.out.println(r + " " + g + " " + b + " RG"); }
163 public void op_rg(float r, float g, float b) { System.out.println(r + " " + g + " " + b + " rg"); }
164 public void op_K(float c, float m, float y, float k) { System.out.println(c + " " + m + " " + y + " " + k + " K"); }
165 public void op_k(float c, float m, float y, float k) { System.out.println(c + " " + m + " " + y + " " + k + " k"); }
166
167 public void op_BI(Image image) { System.out.println("% BI ... ID ... EI"); }
168 public void op_sh(String name, Shade shade) { System.out.println("/" + name + " sh"); }
169 public void op_Do_image(String name, Image image) { System.out.println("/" + name + " Do%image"); }
170 public void op_Do_form(String name, PDFObject form, PDFObject pageResources) { System.out.println("/" + name + " Do%form"); }
171
172 public void op_MP(String tag) { System.out.println(tag + " MP"); }
173 public void op_DP(String tag, PDFObject raw) { System.out.println(tag + " " + raw.toString() + " DP"); }
174 public void op_BMC(String tag) { System.out.println("/" + tag + " BMC"); }
175 public void op_BDC(String tag, PDFObject raw) { System.out.println("/" + tag + " " + raw.toString(true) + " BDC"); }
176 public void op_EMC() { System.out.println("EMC"); }
177
178 public void op_BX() { System.out.println("BX"); }
179 public void op_EX() { System.out.println("EX"); }
180
181 public static void main(String[] args) {
182 if (args.length < 1)
183 {
184 System.err.println("Usage: PDFTrace pdffile [pages...]");
185 return;
186 }
187
188 String filename = args[0];
189 Document doc = Document.openDocument(args[0]);
190 if (!doc.isPDF())
191 System.err.println(args[0] + ": only PDF documents can be traced");
192 PDFDocument pdf = doc.asPDF();
193 PDFProcessor proc = new PDFTrace();
194
195 if (args.length == 1)
196 {
197 int pageno = 1;
198 PDFPage page = (PDFPage) pdf.loadPage(pageno - 1);
199 System.out.println("--------PAGE " + pageno + " BEGIN--------");
200 page.process(proc);
201 System.out.println("--------PAGE " + pageno + " END----------");
202 }
203 else
204 {
205 for (int i = 1; i < args.length; i++)
206 {
207 int pageno = Integer.parseInt(args[i]);
208 PDFPage page = (PDFPage) pdf.loadPage(pageno - 1);
209 System.out.println("--------PAGE " + pageno + " BEGIN--------");
210 page.process(proc);
211 System.out.println("--------PAGE " + pageno + " END----------");
212 }
213 }
214 }
215 }