2
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1 |
/*
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* Copyright 1996-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 |
*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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26 |
/*
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* These routines are used for display string with multi font.
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*/
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30 |
#ifdef HEADLESS
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31 |
#error This file should not be included in headless library
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32 |
#endif
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33 |
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34 |
#include <stdlib.h>
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35 |
#include <string.h>
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36 |
#include <math.h>
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37 |
#include <ctype.h>
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|
38 |
#include <jni.h>
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|
39 |
#include <jni_util.h>
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40 |
#include <jvm.h>
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41 |
#ifndef XAWT
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42 |
#include <Xm/Display.h>
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43 |
#endif
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44 |
#include "awt_Font.h"
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|
45 |
#ifndef XAWT
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46 |
#include "awt_Component.h"
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47 |
#endif
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48 |
#include "awt_MenuItem.h"
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|
49 |
#include "awt_p.h"
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|
50 |
#include "multi_font.h"
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51 |
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52 |
extern XFontStruct *loadFont(Display *, char *, int32_t);
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53 |
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|
54 |
extern struct FontIDs fontIDs;
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|
55 |
extern struct MComponentPeerIDs mComponentPeerIDs;
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56 |
extern struct MMenuItemPeerIDs mMenuItemPeerIDs;
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|
57 |
extern struct PlatformFontIDs platformFontIDs;
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58 |
extern struct MFontPeerIDs mFontPeerIDs;
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59 |
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|
60 |
/*
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61 |
* make string with str + string representation of num
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62 |
* This string is used as tag string of Motif Compound String and FontList.
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63 |
*/
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64 |
static void
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makeTag(char *str, int32_t num, char *buf)
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|
66 |
{
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|
67 |
int32_t len = strlen(str);
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68 |
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|
69 |
strcpy(buf, str);
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|
70 |
buf[len] = '0' + num % 100;
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|
71 |
buf[len + 1] = '\0';
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72 |
}
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73 |
#ifndef XAWT
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74 |
jobject
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75 |
awtJNI_CreateAndSetGlobalRef(JNIEnv * env, jobject this)
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|
76 |
{
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|
77 |
jobject gRef;
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78 |
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|
79 |
gRef = (*env)->NewGlobalRef(env, this);
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80 |
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81 |
JNU_SetLongFieldFromPtr(env, this, mComponentPeerIDs.jniGlobalRef, gRef);
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82 |
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|
83 |
return gRef;
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|
84 |
}
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85 |
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86 |
struct gRefStruct
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|
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{
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|
88 |
jobject gRef;
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89 |
struct gRefStruct *next;
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};
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91 |
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static struct gRefStruct *gRefHead = NULL;
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93 |
static struct gRefStruct *gRefTail = NULL;
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/*
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* This function is called by components that
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* are being disposed. It used to invalidate
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* the global ref immediately, but the awt is
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99 |
* rather full of thread race conditions involving
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100 |
* component disposal and outstanding events.
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101 |
* Now we queue up 'to be deleted' global refs
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|
102 |
* as they come in, and don't invalidate them
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103 |
* until the X event queue is empty. Callers of
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104 |
* either of these functions _must_ have AWT_LOCK'd
|
|
105 |
* before using them!
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106 |
*/
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void
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awtJNI_DeleteGlobalRef(JNIEnv * env, jobject this)
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|
109 |
{
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110 |
jobject gRef;
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111 |
struct gRefStruct *newGRef;
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|
112 |
struct gRefStruct *temp;
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113 |
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gRef = (jobject)
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115 |
JNU_GetLongFieldAsPtr(env, this, mComponentPeerIDs.jniGlobalRef);
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116 |
JNU_SetLongFieldFromPtr(env, this, mComponentPeerIDs.jniGlobalRef, NULL);
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117 |
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|
118 |
/*
|
|
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* Verra handy for tracking down race conditions. If you
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|
120 |
* have a peer getting called after its been disposed...
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|
121 |
*/
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|
122 |
/* jio_fprintf(stderr,"%p\n",(void *)gRef); */
|
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123 |
|
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124 |
newGRef = (struct gRefStruct *)malloc((size_t)sizeof(struct gRefStruct));
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125 |
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126 |
if(newGRef == NULL)
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127 |
(*env)->DeleteGlobalRef(env, gRef);
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128 |
else
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|
129 |
{
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newGRef->gRef = gRef;
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131 |
newGRef->next = NULL;
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132 |
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|
133 |
if(gRefHead == NULL)
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|
134 |
{
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|
135 |
gRefTail = newGRef;
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136 |
gRefHead = newGRef;
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|
137 |
}
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|
138 |
else
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|
139 |
{
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|
140 |
gRefTail->next = newGRef;
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141 |
gRefTail = newGRef;
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|
142 |
}
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|
143 |
}
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|
144 |
}
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|
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void
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awtJNI_DeleteGlobalMenuRef(JNIEnv * env, jobject this)
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|
148 |
{
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|
149 |
jobject gRef;
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|
150 |
struct gRefStruct *newGRef;
|
|
151 |
struct gRefStruct *temp;
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|
152 |
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153 |
gRef = (jobject)
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154 |
JNU_GetLongFieldAsPtr(env, this, mMenuItemPeerIDs.jniGlobalRef);
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|
155 |
JNU_SetLongFieldFromPtr(env, this, mMenuItemPeerIDs.jniGlobalRef, NULL);
|
|
156 |
|
|
157 |
/*
|
|
158 |
* Verra handy for tracking down race conditions. If you
|
|
159 |
* have a peer getting called after its been disposed...
|
|
160 |
*/
|
|
161 |
/* jio_fprintf(stderr,"%p\n",(void *)gRef); */
|
|
162 |
|
|
163 |
newGRef = (struct gRefStruct *)malloc((size_t)sizeof(struct gRefStruct));
|
|
164 |
|
|
165 |
if(newGRef == NULL)
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|
166 |
(*env)->DeleteGlobalRef(env, gRef);
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|
167 |
else
|
|
168 |
{
|
|
169 |
newGRef->gRef = gRef;
|
|
170 |
newGRef->next = NULL;
|
|
171 |
|
|
172 |
if(gRefHead == NULL)
|
|
173 |
{
|
|
174 |
gRefTail = newGRef;
|
|
175 |
gRefHead = newGRef;
|
|
176 |
}
|
|
177 |
else
|
|
178 |
{
|
|
179 |
gRefTail->next = newGRef;
|
|
180 |
gRefTail = newGRef;
|
|
181 |
}
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|
182 |
}
|
|
183 |
}
|
|
184 |
|
|
185 |
void awtJNI_CleanupGlobalRefs()
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|
186 |
{
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|
187 |
struct gRefStruct *working,*next;
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188 |
JNIEnv *env;
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189 |
int32_t count = 0;
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190 |
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191 |
if(gRefHead == NULL) {
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192 |
return;
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|
193 |
}
|
|
194 |
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195 |
env = (JNIEnv *)JNU_GetEnv(jvm, JNI_VERSION_1_2);
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196 |
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197 |
working = gRefHead;
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|
198 |
gRefHead = gRefTail = NULL;
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199 |
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200 |
while(working != NULL)
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201 |
{
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count++;
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203 |
next = working->next;
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204 |
(*env)->DeleteGlobalRef(env, working->gRef);
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205 |
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free((void *)working);
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207 |
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208 |
working = next;
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|
209 |
}
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210 |
}
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211 |
#endif
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212 |
static int32_t
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awtJNI_GetFontDescriptorNumber(JNIEnv * env
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,jobject font
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215 |
,jobject fd)
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216 |
{
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int32_t i = 0, num;
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218 |
/* initialize to NULL so that DeleteLocalRef will work. */
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219 |
jobjectArray componentFonts = NULL;
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220 |
jobject peer = NULL;
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221 |
jobject temp = NULL;
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222 |
jboolean validRet = JNI_FALSE;
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223 |
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224 |
if ((*env)->EnsureLocalCapacity(env, 2) < 0)
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goto done;
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226 |
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peer = (*env)->CallObjectMethod(env,font,fontIDs.getPeer);
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228 |
if (peer == NULL)
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goto done;
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230 |
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componentFonts = (jobjectArray)
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232 |
(*env)->GetObjectField(env,peer,platformFontIDs.componentFonts);
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233 |
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if (componentFonts == NULL)
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goto done;
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236 |
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num = (*env)->GetArrayLength(env, componentFonts);
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238 |
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for (i = 0; i < num; i++) {
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240 |
temp = (*env)->GetObjectArrayElement(env, componentFonts, i);
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241 |
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242 |
if ((*env)->IsSameObject(env, fd, temp)) {
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validRet = JNI_TRUE;
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break;
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|
245 |
}
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246 |
(*env)->DeleteLocalRef(env, temp);
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|
247 |
}
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|
248 |
|
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249 |
done:
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|
250 |
(*env)->DeleteLocalRef(env, peer);
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251 |
(*env)->DeleteLocalRef(env, componentFonts);
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252 |
|
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253 |
if (validRet)
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254 |
return i;
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|
255 |
|
|
256 |
return 0;
|
|
257 |
}
|
|
258 |
#ifndef XAWT
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259 |
jobject
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awtJNI_GetFont(JNIEnv * env, jobject this)
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{
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|
262 |
jobject target = NULL;
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263 |
jobject font = NULL;
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|
264 |
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265 |
target = (*env)->GetObjectField(env, this, mComponentPeerIDs.target);
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|
266 |
// SECURITY: Must call _NoClientCode() methods to ensure that we
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267 |
// are not invoking client code on the privileged thread
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|
268 |
font = JNU_CallMethodByName(env,
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|
269 |
NULL,
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|
270 |
target,
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|
271 |
"getFont_NoClientCode",
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272 |
"()Ljava/awt/Font;").l;
|
|
273 |
(*env)->DeleteLocalRef(env, target);
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|
274 |
return font;
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|
275 |
}
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276 |
#endif
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277 |
jobject
|
|
278 |
awtJNI_GetFMFont(JNIEnv * env, jobject this)
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|
279 |
{
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|
280 |
return JNU_CallMethodByName(env, NULL, this, "getFont_NoClientCode",
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|
281 |
"()Ljava/awt/Font;").l;
|
|
282 |
}
|
|
283 |
|
|
284 |
jboolean
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|
285 |
awtJNI_IsMultiFont(JNIEnv * env, jobject this)
|
|
286 |
{
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|
287 |
jobject peer = NULL;
|
|
288 |
jobject fontConfig = NULL;
|
|
289 |
|
|
290 |
if (this == NULL) {
|
|
291 |
return JNI_FALSE;
|
|
292 |
}
|
|
293 |
|
|
294 |
if ((*env)->EnsureLocalCapacity(env, 2) < 0) {
|
|
295 |
return JNI_FALSE;
|
|
296 |
}
|
|
297 |
|
|
298 |
peer = (*env)->CallObjectMethod(env,this,fontIDs.getPeer);
|
|
299 |
if (peer == NULL) {
|
|
300 |
return JNI_FALSE;
|
|
301 |
}
|
|
302 |
|
|
303 |
fontConfig = (*env)->GetObjectField(env,peer,platformFontIDs.fontConfig);
|
|
304 |
(*env)->DeleteLocalRef(env, peer);
|
|
305 |
|
|
306 |
if (fontConfig == NULL) {
|
|
307 |
return JNI_FALSE;
|
|
308 |
}
|
|
309 |
(*env)->DeleteLocalRef(env, fontConfig);
|
|
310 |
|
|
311 |
return JNI_TRUE;
|
|
312 |
}
|
|
313 |
|
|
314 |
jboolean
|
|
315 |
awtJNI_IsMultiFontMetrics(JNIEnv * env, jobject this)
|
|
316 |
{
|
|
317 |
jobject peer = NULL;
|
|
318 |
jobject fontConfig = NULL;
|
|
319 |
jobject font = NULL;
|
|
320 |
|
|
321 |
if (JNU_IsNull(env, this)) {
|
|
322 |
return JNI_FALSE;
|
|
323 |
}
|
|
324 |
if ((*env)->EnsureLocalCapacity(env, 3) < 0) {
|
|
325 |
return JNI_FALSE;
|
|
326 |
}
|
|
327 |
|
|
328 |
font = JNU_CallMethodByName(env, NULL, this, "getFont_NoClientCode",
|
|
329 |
"()Ljava/awt/Font;").l;
|
|
330 |
if (JNU_IsNull(env, font)) {
|
|
331 |
return JNI_FALSE;
|
|
332 |
}
|
|
333 |
|
|
334 |
peer = (*env)->CallObjectMethod(env,font,fontIDs.getPeer);
|
|
335 |
(*env)->DeleteLocalRef(env, font);
|
|
336 |
|
|
337 |
if (peer == NULL) {
|
|
338 |
return JNI_FALSE;
|
|
339 |
}
|
|
340 |
|
|
341 |
fontConfig = (*env)->GetObjectField(env,peer,platformFontIDs.fontConfig);
|
|
342 |
(*env)->DeleteLocalRef(env, peer);
|
|
343 |
if (fontConfig == NULL) {
|
|
344 |
return JNI_FALSE;
|
|
345 |
}
|
|
346 |
(*env)->DeleteLocalRef(env, fontConfig);
|
|
347 |
|
|
348 |
return JNI_TRUE;
|
|
349 |
}
|
|
350 |
#ifndef XAWT
|
|
351 |
#ifdef __linux__
|
|
352 |
XmString
|
|
353 |
unicodeXmStringCreate(char* text, char* tag, int len) {
|
|
354 |
XmString ret_val;
|
|
355 |
XtProcessLock();
|
|
356 |
ret_val = _XmStringNCreate (text, tag, len);
|
|
357 |
XtProcessUnlock();
|
|
358 |
return ret_val;
|
|
359 |
}
|
|
360 |
#endif
|
|
361 |
|
|
362 |
/*
|
|
363 |
* Unicode to Motif Multi Font Compound String converter
|
|
364 |
*
|
|
365 |
* ASSUMES: We are not running on a privileged thread
|
|
366 |
*/
|
|
367 |
XmString
|
|
368 |
awtJNI_MakeMultiFontString(JNIEnv * env, jstring s, jobject font)
|
|
369 |
{
|
|
370 |
XmString xmstr = NULL, xmtmp1, xmtmp2;
|
|
371 |
jobjectArray dataArray = NULL;
|
|
372 |
char *err = NULL;
|
|
373 |
int32_t stringCount,i;
|
|
374 |
int32_t fdnumber;
|
|
375 |
struct FontData *fdata = awtJNI_GetFontData(env, font, &err);
|
|
376 |
jobject fontDescriptor = NULL;
|
|
377 |
jbyteArray data = NULL;
|
|
378 |
char *stringData = NULL;
|
|
379 |
char tag[BUFSIZ];
|
|
380 |
|
|
381 |
if ((*env)->PushLocalFrame(env, 16) < 0)
|
|
382 |
return NULL;
|
|
383 |
|
|
384 |
if (!JNU_IsNull(env, s) && !JNU_IsNull(env, font)) {
|
|
385 |
jobject peer;
|
|
386 |
|
|
387 |
peer = (*env)->CallObjectMethod(env,font,fontIDs.getPeer);
|
|
388 |
|
|
389 |
DASSERT(!awt_currentThreadIsPrivileged(env));
|
|
390 |
dataArray =
|
|
391 |
(*env)->CallObjectMethod(
|
|
392 |
env,
|
|
393 |
peer,
|
|
394 |
platformFontIDs.makeConvertedMultiFontString,
|
|
395 |
s);
|
|
396 |
|
|
397 |
if ((*env)->ExceptionOccurred(env)) {
|
|
398 |
(*env)->ExceptionDescribe(env);
|
|
399 |
(*env)->ExceptionClear(env);
|
|
400 |
|
|
401 |
(*env)->PopLocalFrame(env, NULL);
|
|
402 |
return (XmString) NULL;
|
|
403 |
}
|
|
404 |
|
|
405 |
if(dataArray == NULL) {
|
|
406 |
(*env)->PopLocalFrame(env, NULL);
|
|
407 |
return (XmString) NULL;
|
|
408 |
}
|
|
409 |
} else {
|
|
410 |
(*env)->PopLocalFrame(env, NULL);
|
|
411 |
return (XmString) NULL;
|
|
412 |
}
|
|
413 |
|
|
414 |
stringCount = (*env)->GetArrayLength(env, dataArray);
|
|
415 |
|
|
416 |
for (i = 0; i < stringCount; i+=2) {
|
|
417 |
fontDescriptor = (*env)->GetObjectArrayElement(env, dataArray, i);
|
|
418 |
data = (*env)->GetObjectArrayElement(env, dataArray, i + 1);
|
|
419 |
|
|
420 |
/* Bail if we've finished */
|
|
421 |
if(fontDescriptor == NULL || data == NULL)
|
|
422 |
break;
|
|
423 |
|
|
424 |
fdnumber = awtJNI_GetFontDescriptorNumber(env, font, fontDescriptor);
|
|
425 |
fdata = awtJNI_GetFontData(env, font, &err);
|
|
426 |
|
|
427 |
makeTag(fdata->flist[fdnumber].charset_name, fdnumber, tag);
|
|
428 |
|
|
429 |
stringData = (char *)(*env)->GetPrimitiveArrayCritical(env, data, NULL);
|
|
430 |
if(stringData != NULL) {
|
|
431 |
unsigned char* buf = stringData;
|
|
432 |
int len;
|
|
433 |
char *offsetStringData;
|
|
434 |
|
|
435 |
offsetStringData = stringData + (4 * sizeof(char));
|
|
436 |
#ifdef __linux__
|
|
437 |
len = buf[0] << 24 | buf[1] << 16 | buf[2] << 8 | buf[3];
|
|
438 |
/* Motif XmStringCreate() API requests "text must be a NULL-terminated
|
|
439 |
string" and its implementation uses "strlen()" to calculate the length
|
|
440 |
of the text string. Unfortunately when we deal with iso10646 font
|
|
441 |
on linux, the "text" is requested to be encoded in UTF16, which has the
|
|
442 |
posibility of including code points like "0xYY00" ("0xYY" + "0x00") that
|
|
443 |
causes problem when XmStringCreate() calls _XmStringNCreate() without
|
|
444 |
specifying a specific text lenth (see Motif XmString.c). The workaround is
|
|
445 |
to call _XmStringNCreate() directly with specific text length at this
|
|
446 |
cirsumstance.
|
|
447 |
*/
|
|
448 |
if (strstr(fdata->flist[fdnumber].charset_name, "UnicodeBigUnmarked"))
|
|
449 |
xmtmp1 = unicodeXmStringCreate(offsetStringData, tag, len);
|
|
450 |
else
|
|
451 |
xmtmp1 = XmStringCreate(offsetStringData, tag);
|
|
452 |
if (xmstr == NULL)
|
|
453 |
xmstr = xmtmp1;
|
|
454 |
else {
|
|
455 |
xmtmp2 = XmStringConcat(xmstr, xmtmp1);
|
|
456 |
XmStringFree(xmtmp1);
|
|
457 |
XmStringFree(xmstr);
|
|
458 |
xmstr = xmtmp2;
|
|
459 |
}
|
|
460 |
#else
|
|
461 |
if(xmstr == NULL) {
|
|
462 |
xmstr = XmStringCreate(offsetStringData, tag);
|
|
463 |
}
|
|
464 |
else {
|
|
465 |
xmtmp1 = XmStringCreate(offsetStringData, tag);
|
|
466 |
xmtmp2 = XmStringConcat(xmstr, xmtmp1);
|
|
467 |
XmStringFree(xmtmp1);
|
|
468 |
XmStringFree(xmstr);
|
|
469 |
xmstr = xmtmp2;
|
|
470 |
}
|
|
471 |
#endif
|
|
472 |
}
|
|
473 |
|
|
474 |
(*env)->ReleasePrimitiveArrayCritical(env, data, stringData, JNI_ABORT);
|
|
475 |
(*env)->DeleteLocalRef(env, fontDescriptor);
|
|
476 |
(*env)->DeleteLocalRef(env, data);
|
|
477 |
}
|
|
478 |
(*env)->PopLocalFrame(env, NULL);
|
|
479 |
return xmstr;
|
|
480 |
}
|
|
481 |
|
|
482 |
/*
|
|
483 |
* Find the character encoding for a given font and register that encoding
|
|
484 |
* with the given tag. The encoding is the last two fields of the XLFD of
|
|
485 |
* the font (converted to uppercase).
|
|
486 |
*/
|
|
487 |
static void registerEncoding(char *xlfd, char *tag)
|
|
488 |
{
|
|
489 |
char *e = xlfd + strlen(xlfd);
|
|
490 |
char *ret = NULL;
|
|
491 |
|
|
492 |
do { --e; } while (e != xlfd && *e != '-');
|
|
493 |
do { --e; } while (e != xlfd && *e != '-');
|
|
494 |
if (e != xlfd) {
|
|
495 |
char *encoding = strdup(++e);
|
|
496 |
char *u = NULL;
|
|
497 |
|
|
498 |
for (u = encoding; *u != '\0'; ++u) {
|
|
499 |
if (islower(*u)) {
|
|
500 |
*u = toupper(*u);
|
|
501 |
}
|
|
502 |
}
|
|
503 |
|
|
504 |
/*
|
|
505 |
* Motif will core dump on or otherwise mishandle unknown (or
|
|
506 |
* non-standard) character encodings (in conversion to compound
|
|
507 |
* text, bug 4122785). Register Sun private encodings for
|
|
508 |
* Symbol or dingbat fonts as ISO8859-1, which is a lie,
|
|
509 |
* but produces predictable results.
|
|
510 |
*/
|
|
511 |
if (strncmp(encoding, "SUN-", 4) == 0) {
|
|
512 |
free(encoding);
|
|
513 |
encoding = strdup("ISO8859-1");
|
|
514 |
}
|
|
515 |
ret = XmRegisterSegmentEncoding(tag, encoding);
|
|
516 |
if (ret != NULL)
|
|
517 |
XtFree(ret);
|
|
518 |
free(encoding);
|
|
519 |
}
|
|
520 |
}
|
|
521 |
|
|
522 |
|
|
523 |
XmFontList
|
|
524 |
awtJNI_GetFontList(JNIEnv * env, jobject font)
|
|
525 |
{
|
|
526 |
int32_t i;
|
|
527 |
XmFontListEntry fle;
|
|
528 |
XmFontList fontlist;
|
|
529 |
XFontStruct *xf = NULL;
|
|
530 |
int32_t size;
|
|
531 |
struct FontData *fdata = NULL;
|
|
532 |
char *err = NULL, tag[BUFSIZ];
|
|
533 |
|
|
534 |
fdata = awtJNI_GetFontData(env, font, &err);
|
|
535 |
|
|
536 |
makeTag(fdata->flist[0].charset_name, 0, tag);
|
|
537 |
|
|
538 |
size = (int32_t) (*env)->GetIntField(env, font, fontIDs.size);
|
|
539 |
|
|
540 |
if (fdata->flist[0].load == 0) {
|
|
541 |
xf = loadFont(awt_display, fdata->flist[0].xlfd, size * 10);
|
|
542 |
|
|
543 |
if (xf == NULL) {
|
|
544 |
/* printf("Cannot load font: %s\n", fdata->list[0].xlfd); */
|
|
545 |
} else {
|
|
546 |
fdata->flist[0].xfont = xf;
|
|
547 |
fdata->flist[0].load = 1;
|
|
548 |
|
|
549 |
if (xf->min_byte1 == 0 && xf->max_byte1 == 0)
|
|
550 |
fdata->flist[0].index_length = 1;
|
|
551 |
else
|
|
552 |
fdata->flist[0].index_length = 2;
|
|
553 |
}
|
|
554 |
}
|
|
555 |
registerEncoding(fdata->flist[0].xlfd, tag);
|
|
556 |
fle = XmFontListEntryCreate(tag, XmFONT_IS_FONT,
|
|
557 |
(XtPointer) fdata->flist[0].xfont);
|
|
558 |
|
|
559 |
fontlist = XmFontListAppendEntry(NULL, fle);
|
|
560 |
/*
|
|
561 |
* Some versions of motif have a bug in
|
|
562 |
* XmFontListEntryFree() which causes it to free more than it
|
|
563 |
* should. Use XtFree() is used instead. See O'Reilly's
|
|
564 |
* Motif Reference Manual for more information.
|
|
565 |
*/
|
|
566 |
XmFontListEntryFree(&fle);
|
|
567 |
|
|
568 |
for (i = 1; i < fdata->charset_num; i++) {
|
|
569 |
makeTag(fdata->flist[i].charset_name, i, tag);
|
|
570 |
|
|
571 |
if (fdata->flist[i].load == 0) {
|
|
572 |
xf = loadFont(awt_display, fdata->flist[i].xlfd, size * 10);
|
|
573 |
|
|
574 |
if (xf == NULL) {
|
|
575 |
/* printf("Cannot load font: %s\n", fdata->flist[0].xlfd); */
|
|
576 |
continue;
|
|
577 |
}
|
|
578 |
fdata->flist[i].xfont = xf;
|
|
579 |
fdata->flist[i].load = 1;
|
|
580 |
if (xf->min_byte1 == 0 && xf->max_byte1 == 0) {
|
|
581 |
fdata->flist[i].index_length = 1;
|
|
582 |
} else {
|
|
583 |
fdata->flist[i].index_length = 2;
|
|
584 |
}
|
|
585 |
}
|
|
586 |
registerEncoding(fdata->flist[i].xlfd, tag);
|
|
587 |
fle = XmFontListEntryCreate(tag, XmFONT_IS_FONT,
|
|
588 |
(XtPointer) fdata->flist[i].xfont);
|
|
589 |
fontlist = XmFontListAppendEntry(fontlist, fle);
|
|
590 |
/*
|
|
591 |
* Some versions of motif have a bug in
|
|
592 |
* XmFontListEntryFree() which causes it to free more than it
|
|
593 |
* should. Use XtFree() instead. See O'Reilly's
|
|
594 |
* Motif Reference Manual for more information.
|
|
595 |
*/
|
|
596 |
XmFontListEntryFree(&fle);
|
|
597 |
}
|
|
598 |
|
|
599 |
return fontlist;
|
|
600 |
}
|
|
601 |
#endif
|
|
602 |
/* #define FONT_DEBUG 2 */
|
|
603 |
|
|
604 |
XFontSet
|
|
605 |
awtJNI_MakeFontSet(JNIEnv * env, jobject font)
|
|
606 |
{
|
|
607 |
jstring xlfd = NULL;
|
|
608 |
char *xfontset = NULL;
|
|
609 |
int32_t size;
|
|
610 |
int32_t length = 0;
|
|
611 |
char *realxlfd = NULL, *ptr = NULL, *prev = NULL;
|
|
612 |
char **missing_list = NULL;
|
|
613 |
int32_t missing_count;
|
|
614 |
char *def_string = NULL;
|
|
615 |
XFontSet xfs;
|
|
616 |
jobject peer = NULL;
|
|
617 |
jstring xfsname = NULL;
|
|
618 |
#ifdef FONT_DEBUG
|
|
619 |
char xx[1024];
|
|
620 |
#endif
|
|
621 |
|
|
622 |
if ((*env)->EnsureLocalCapacity(env, 2) < 0)
|
|
623 |
return 0;
|
|
624 |
|
|
625 |
size = (*env)->GetIntField(env, font, fontIDs.size) * 10;
|
|
626 |
|
|
627 |
peer = (*env)->CallObjectMethod(env,font,fontIDs.getPeer);
|
|
628 |
xfsname = (*env)->GetObjectField(env, peer, mFontPeerIDs.xfsname);
|
|
629 |
|
|
630 |
if (JNU_IsNull(env, xfsname))
|
|
631 |
xfontset = "";
|
|
632 |
else
|
|
633 |
xfontset = (char *)JNU_GetStringPlatformChars(env, xfsname, NULL);
|
|
634 |
|
|
635 |
realxlfd = malloc(strlen(xfontset) + 50);
|
|
636 |
|
|
637 |
prev = ptr = xfontset;
|
|
638 |
while ((ptr = strstr(ptr, "%d"))) {
|
|
639 |
char save = *(ptr + 2);
|
|
640 |
|
|
641 |
*(ptr + 2) = '\0';
|
|
642 |
jio_snprintf(realxlfd + length, strlen(xfontset) + 50 - length,
|
|
643 |
prev, size);
|
|
644 |
length = strlen(realxlfd);
|
|
645 |
*(ptr + 2) = save;
|
|
646 |
|
|
647 |
prev = ptr + 2;
|
|
648 |
ptr += 2;
|
|
649 |
}
|
|
650 |
strcpy(realxlfd + length, prev);
|
|
651 |
|
|
652 |
#ifdef FONT_DEBUG
|
|
653 |
strcpy(xx, realxlfd);
|
|
654 |
#endif
|
|
655 |
xfs = XCreateFontSet(awt_display, realxlfd, &missing_list,
|
|
656 |
&missing_count, &def_string);
|
|
657 |
#if FONT_DEBUG >= 2
|
|
658 |
fprintf(stderr, "XCreateFontSet(%s)->0x%x\n", xx, xfs);
|
|
659 |
#endif
|
|
660 |
|
|
661 |
#if FONT_DEBUG
|
|
662 |
if (missing_count != 0) {
|
|
663 |
int32_t i;
|
|
664 |
fprintf(stderr, "XCreateFontSet missing %d fonts:\n", missing_count);
|
|
665 |
for (i = 0; i < missing_count; ++i) {
|
|
666 |
fprintf(stderr, "\t\"%s\"\n", missing_list[i]);
|
|
667 |
}
|
|
668 |
fprintf(stderr, " requested \"%s\"\n", xx);
|
|
669 |
#if FONT_DEBUG >= 3
|
|
670 |
exit(-1);
|
|
671 |
#endif
|
|
672 |
}
|
|
673 |
#endif
|
|
674 |
|
|
675 |
free((void *)realxlfd);
|
|
676 |
|
|
677 |
if (xfontset && !JNU_IsNull(env, xfsname))
|
|
678 |
JNU_ReleaseStringPlatformChars(env, xfsname, (const char *) xfontset);
|
|
679 |
|
|
680 |
(*env)->DeleteLocalRef(env, peer);
|
|
681 |
(*env)->DeleteLocalRef(env, xfsname);
|
|
682 |
return xfs;
|
|
683 |
}
|
|
684 |
|
|
685 |
/*
|
|
686 |
* get multi font string width with multiple X11 font
|
|
687 |
*
|
|
688 |
* ASSUMES: We are not running on a privileged thread
|
|
689 |
*/
|
|
690 |
int32_t
|
|
691 |
awtJNI_GetMFStringWidth(JNIEnv * env, jcharArray s, int offset, int sLength, jobject font)
|
|
692 |
{
|
|
693 |
char *err = NULL;
|
|
694 |
unsigned char *stringData = NULL;
|
|
695 |
char *offsetStringData = NULL;
|
|
696 |
int32_t stringCount, i;
|
|
697 |
int32_t size;
|
|
698 |
struct FontData *fdata = NULL;
|
|
699 |
jobject fontDescriptor = NULL;
|
|
700 |
jbyteArray data = NULL;
|
|
701 |
int32_t j;
|
|
702 |
int32_t width = 0;
|
|
703 |
int32_t length;
|
|
704 |
XFontStruct *xf = NULL;
|
|
705 |
jobjectArray dataArray = NULL;
|
|
706 |
#ifndef XAWT
|
|
707 |
DASSERT(!awt_currentThreadIsPrivileged(env));
|
|
708 |
#endif
|
|
709 |
if ((*env)->EnsureLocalCapacity(env, 3) < 0)
|
|
710 |
return 0;
|
|
711 |
|
|
712 |
if (!JNU_IsNull(env, s) && !JNU_IsNull(env, font))
|
|
713 |
{
|
|
714 |
jobject peer;
|
|
715 |
peer = (*env)->CallObjectMethod(env,font,fontIDs.getPeer);
|
|
716 |
|
|
717 |
dataArray = (*env)->CallObjectMethod(
|
|
718 |
env,
|
|
719 |
peer,
|
|
720 |
platformFontIDs.makeConvertedMultiFontChars,
|
|
721 |
s, offset, sLength);
|
|
722 |
|
|
723 |
if ((*env)->ExceptionOccurred(env))
|
|
724 |
{
|
|
725 |
(*env)->ExceptionDescribe(env);
|
|
726 |
(*env)->ExceptionClear(env);
|
|
727 |
}
|
|
728 |
|
|
729 |
(*env)->DeleteLocalRef(env, peer);
|
|
730 |
|
|
731 |
if(dataArray == NULL)
|
|
732 |
{
|
|
733 |
return 0;
|
|
734 |
}
|
|
735 |
} else {
|
|
736 |
return 0;
|
|
737 |
}
|
|
738 |
|
|
739 |
fdata = awtJNI_GetFontData(env, font, &err);
|
|
740 |
|
|
741 |
stringCount = (*env)->GetArrayLength(env, dataArray);
|
|
742 |
|
|
743 |
size = (*env)->GetIntField(env, font, fontIDs.size);
|
|
744 |
|
|
745 |
for (i = 0; i < stringCount; i+=2)
|
|
746 |
{
|
|
747 |
fontDescriptor = (*env)->GetObjectArrayElement(env, dataArray, i);
|
|
748 |
data = (*env)->GetObjectArrayElement(env, dataArray, i + 1);
|
|
749 |
|
|
750 |
/* Bail if we've finished */
|
|
751 |
if (fontDescriptor == NULL || data == NULL) {
|
|
752 |
(*env)->DeleteLocalRef(env, fontDescriptor);
|
|
753 |
(*env)->DeleteLocalRef(env, data);
|
|
754 |
break;
|
|
755 |
}
|
|
756 |
|
|
757 |
j = awtJNI_GetFontDescriptorNumber(env, font, fontDescriptor);
|
|
758 |
|
|
759 |
if (fdata->flist[j].load == 0) {
|
|
760 |
xf = loadFont(awt_display,
|
|
761 |
fdata->flist[j].xlfd, size * 10);
|
|
762 |
if (xf == NULL) {
|
|
763 |
(*env)->DeleteLocalRef(env, fontDescriptor);
|
|
764 |
(*env)->DeleteLocalRef(env, data);
|
|
765 |
continue;
|
|
766 |
}
|
|
767 |
fdata->flist[j].load = 1;
|
|
768 |
fdata->flist[j].xfont = xf;
|
|
769 |
if (xf->min_byte1 == 0 && xf->max_byte1 == 0)
|
|
770 |
fdata->flist[j].index_length = 1;
|
|
771 |
else
|
|
772 |
fdata->flist[j].index_length = 2;
|
|
773 |
}
|
|
774 |
xf = fdata->flist[j].xfont;
|
|
775 |
|
|
776 |
stringData =
|
|
777 |
(unsigned char *)(*env)->GetPrimitiveArrayCritical(env, data,NULL);
|
|
778 |
length = (stringData[0] << 24) | (stringData[1] << 16) |
|
|
779 |
(stringData[2] << 8) | stringData[3];
|
|
780 |
offsetStringData = (char *)(stringData + (4 * sizeof(char)));
|
|
781 |
|
|
782 |
if (fdata->flist[j].index_length == 2) {
|
|
783 |
width += XTextWidth16(xf, (XChar2b *)offsetStringData, length/2);
|
|
784 |
} else {
|
|
785 |
width += XTextWidth(xf, offsetStringData, length);
|
|
786 |
}
|
|
787 |
|
|
788 |
(*env)->ReleasePrimitiveArrayCritical(env, data, stringData, JNI_ABORT);
|
|
789 |
(*env)->DeleteLocalRef(env, fontDescriptor);
|
|
790 |
(*env)->DeleteLocalRef(env, data);
|
|
791 |
}
|
|
792 |
(*env)->DeleteLocalRef(env, dataArray);
|
|
793 |
|
|
794 |
return width;
|
|
795 |
}
|