Mercurial > hgrepos > Python2 > PyMuPDF

comparison mupdf-source/platform/java/jni/font.c @ 3:2c135c81b16c

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MERGE: upstream PyMuPDF 1.26.4 with MuPDF 1.26.7
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:44:09 +0200
parents b50eed0cc0ef
children
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0:6015a75abc2d 3:2c135c81b16c
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 /* Font interface */
24
25 JNIEXPORT void JNICALL
26 FUN(Font_finalize)(JNIEnv *env, jobject self)
27 {
28 fz_context *ctx = get_context(env);
29 fz_font *font = from_Font_safe(env, self);
30 if (!ctx || !font) return;
31 (*env)->SetLongField(env, self, fid_Font_pointer, 0);
32 fz_drop_font(ctx, font);
33 }
34
35 JNIEXPORT jlong JNICALL
36 FUN(Font_newNative)(JNIEnv *env, jobject self, jstring jname, jint index)
37 {
38 fz_context *ctx = get_context(env);
39 const char *name = NULL;
40 fz_font *font = NULL;
41
42 if (!ctx) return 0;
43 if (jname)
44 {
45 name = (*env)->GetStringUTFChars(env, jname, NULL);
46 if (!name) return 0;
47 }
48
49 fz_try(ctx)
50 {
51 const unsigned char *data;
52 int size;
53
54 data = fz_lookup_base14_font(ctx, name, &size);
55 if (data)
56 font = fz_new_font_from_memory(ctx, name, data, size, index, 0);
57 else
58 font = fz_new_font_from_file(ctx, name, name, index, 0);
59 }
60 fz_always(ctx)
61 if (name)
62 (*env)->ReleaseStringUTFChars(env, jname, name);
63 fz_catch(ctx)
64 jni_rethrow(env, ctx);
65
66 return jlong_cast(font);
67 }
68
69 JNIEXPORT jstring JNICALL
70 FUN(Font_getName)(JNIEnv *env, jobject self)
71 {
72 fz_context *ctx = get_context(env);
73 fz_font *font = from_Font(env, self);
74
75 if (!ctx || !font) return NULL;
76
77 return (*env)->NewStringUTF(env, fz_font_name(ctx, font));
78 }
79
80 JNIEXPORT jint JNICALL
81 FUN(Font_encodeCharacter)(JNIEnv *env, jobject self, jint unicode)
82 {
83 fz_context *ctx = get_context(env);
84 fz_font *font = from_Font(env, self);
85 jint glyph = 0;
86
87 if (!ctx || !font) return 0;
88
89 fz_try(ctx)
90 glyph = fz_encode_character(ctx, font, unicode);
91 fz_catch(ctx)
92 jni_rethrow(env, ctx);
93
94 return glyph;
95 }
96
97 JNIEXPORT jfloat JNICALL
98 FUN(Font_advanceGlyph)(JNIEnv *env, jobject self, jint glyph, jboolean wmode)
99 {
100 fz_context *ctx = get_context(env);
101 fz_font *font = from_Font(env, self);
102 float advance = 0;
103
104 if (!ctx || !font) return 0;
105
106 fz_try(ctx)
107 advance = fz_advance_glyph(ctx, font, glyph, wmode);
108 fz_catch(ctx)
109 jni_rethrow(env, ctx);
110
111 return advance;
112 }
113
114 JNIEXPORT jboolean JNICALL
115 FUN(Font_isMono)(JNIEnv *env, jobject self)
116 {
117 fz_context *ctx = get_context(env);
118 fz_font *font = from_Font(env, self);
119 jboolean result = JNI_FALSE;
120
121 if (!ctx || !font) return JNI_FALSE;
122
123 fz_try(ctx)
124 result = fz_font_is_monospaced(ctx, font);
125 fz_catch(ctx)
126 jni_rethrow(env, ctx);
127
128 return result;
129 }
130
131 JNIEXPORT jboolean JNICALL
132 FUN(Font_isSerif)(JNIEnv *env, jobject self)
133 {
134 fz_context *ctx = get_context(env);
135 fz_font *font = from_Font(env, self);
136 jboolean result = JNI_FALSE;
137
138 if (!ctx || !font) return JNI_FALSE;
139
140 fz_try(ctx)
141 result = fz_font_is_serif(ctx, font);
142 fz_catch(ctx)
143 jni_rethrow(env, ctx);
144
145 return result;
146 }
147
148 JNIEXPORT jboolean JNICALL
149 FUN(Font_isBold)(JNIEnv *env, jobject self)
150 {
151 fz_context *ctx = get_context(env);
152 fz_font *font = from_Font(env, self);
153 jboolean result = JNI_FALSE;
154
155 if (!ctx || !font) return JNI_FALSE;
156
157 fz_try(ctx)
158 result = fz_font_is_bold(ctx, font);
159 fz_catch(ctx)
160 jni_rethrow(env, ctx);
161
162 return result;
163 }
164
165 JNIEXPORT jboolean JNICALL
166 FUN(Font_isItalic)(JNIEnv *env, jobject self)
167 {
168 fz_context *ctx = get_context(env);
169 fz_font *font = from_Font(env, self);
170 jboolean result = JNI_FALSE;
171
172 if (!ctx || !font) return JNI_FALSE;
173
174 fz_try(ctx)
175 result = fz_font_is_italic(ctx, font);
176 fz_catch(ctx)
177 jni_rethrow(env, ctx);
178
179 return result;
180 }