63 {
64
65 float fadv = 0.0f;
66 if ((glyph & 0xfffe) == 0xfffe) {
67 return 0; // JDK uses this glyph code.
68 }
69
70 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
71 JNIEnv* env = jdkFontInfo->env;
72 jobject fontStrike = jdkFontInfo->fontStrike;
73 jobject pt = env->CallObjectMethod(fontStrike,
74 sunFontIDs.getGlyphMetricsMID, glyph);
75
76 if (pt == NULL) {
77 return 0;
78 }
79 fadv = env->GetFloatField(pt, sunFontIDs.xFID);
80 fadv *= jdkFontInfo->devScale;
81 env->DeleteLocalRef(pt);
82
83 return FloatToFixed(fadv);
84 }
85
86 static hb_position_t
87 hb_jdk_get_glyph_v_advance (hb_font_t *font HB_UNUSED,
88 void *font_data,
89 hb_codepoint_t glyph,
90 void *user_data HB_UNUSED)
91 {
92
93 float fadv = 0.0f;
94 if ((glyph & 0xfffe) == 0xfffe) {
95 return 0; // JDK uses this glyph code.
96 }
97
98 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
99 JNIEnv* env = jdkFontInfo->env;
100 jobject fontStrike = jdkFontInfo->fontStrike;
101 jobject pt = env->CallObjectMethod(fontStrike,
102 sunFontIDs.getGlyphMetricsMID, glyph);
103
104 if (pt == NULL) {
105 return 0;
106 }
107 fadv = env->GetFloatField(pt, sunFontIDs.yFID);
108 env->DeleteLocalRef(pt);
109
110 return FloatToFixed(fadv);
111
112 }
113
114 static hb_bool_t
115 hb_jdk_get_glyph_h_origin (hb_font_t *font HB_UNUSED,
116 void *font_data HB_UNUSED,
117 hb_codepoint_t glyph HB_UNUSED,
118 hb_position_t *x HB_UNUSED,
119 hb_position_t *y HB_UNUSED,
120 void *user_data HB_UNUSED)
121 {
122 /* We always work in the horizontal coordinates. */
123 return true;
124 }
125
126 static hb_bool_t
127 hb_jdk_get_glyph_v_origin (hb_font_t *font HB_UNUSED,
128 void *font_data,
129 hb_codepoint_t glyph,
130 hb_position_t *x,
184 hb_position_t *x,
185 hb_position_t *y,
186 void *user_data HB_UNUSED)
187 {
188 if ((glyph & 0xfffe) == 0xfffe) {
189 *x = 0; *y = 0;
190 return true;
191 }
192
193 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
194 JNIEnv* env = jdkFontInfo->env;
195 jobject fontStrike = jdkFontInfo->fontStrike;
196 jobject pt = env->CallObjectMethod(fontStrike,
197 sunFontIDs.getGlyphPointMID,
198 glyph, point_index);
199
200 if (pt == NULL) {
201 *x = 0; *y = 0;
202 return true;
203 }
204 *x = FloatToFixed(env->GetFloatField(pt, sunFontIDs.xFID));
205 *y = FloatToFixed(env->GetFloatField(pt, sunFontIDs.yFID));
206 env->DeleteLocalRef(pt);
207
208 return true;
209 }
210
211 static hb_bool_t
212 hb_jdk_get_glyph_name (hb_font_t *font HB_UNUSED,
213 void *font_data,
214 hb_codepoint_t glyph,
215 char *name, unsigned int size,
216 void *user_data HB_UNUSED)
217 {
218 return false;
219 }
220
221 static hb_bool_t
222 hb_jdk_get_glyph_from_name (hb_font_t *font HB_UNUSED,
223 void *font_data,
224 const char *name, int len,
225 hb_codepoint_t *glyph,
304
305 hb_face_t *face =
306 hb_face_create_for_tables(reference_table, jdkFontInfo, destroy);
307
308 return face;
309 }
310
311 static hb_font_t* _hb_jdk_font_create(JDKFontInfo *jdkFontInfo,
312 hb_destroy_func_t destroy) {
313
314 hb_font_t *font;
315 hb_face_t *face;
316
317 face = hb_jdk_face_create(jdkFontInfo, destroy);
318 font = hb_font_create(face);
319 hb_face_destroy (face);
320 hb_font_set_funcs (font,
321 _hb_jdk_get_font_funcs (),
322 jdkFontInfo, (hb_destroy_func_t) _do_nothing);
323 hb_font_set_scale (font,
324 FloatToFixed(jdkFontInfo->ptSize*jdkFontInfo->devScale),
325 FloatToFixed(jdkFontInfo->ptSize*jdkFontInfo->devScale));
326 return font;
327 }
328
329 #ifdef MACOSX
330 static hb_font_t* _hb_jdk_ct_font_create(JDKFontInfo *jdkFontInfo) {
331
332 hb_font_t *font = NULL;
333 hb_face_t *face = NULL;
334 if (jdkFontInfo->nativeFont == 0) {
335 return NULL;
336 }
337 face = hb_coretext_face_create((CGFontRef)(jdkFontInfo->nativeFont));
338 font = hb_font_create(face);
339 hb_face_destroy(face);
340
341 hb_font_set_scale(font,
342 FloatToFixed(jdkFontInfo->ptSize),
343 FloatToFixed(jdkFontInfo->ptSize));
344 return font;
345 }
346 #endif
347
348 hb_font_t* hb_jdk_font_create(JDKFontInfo *jdkFontInfo,
349 hb_destroy_func_t destroy) {
350
351 hb_font_t* font = NULL;
352
353 #ifdef MACOSX
354 if (jdkFontInfo->aat) {
355 font = _hb_jdk_ct_font_create(jdkFontInfo);
356 }
357 #endif
358 if (font == NULL) {
359 font = _hb_jdk_font_create(jdkFontInfo, destroy);
360 }
361 return font;
362 }
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63 {
64
65 float fadv = 0.0f;
66 if ((glyph & 0xfffe) == 0xfffe) {
67 return 0; // JDK uses this glyph code.
68 }
69
70 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
71 JNIEnv* env = jdkFontInfo->env;
72 jobject fontStrike = jdkFontInfo->fontStrike;
73 jobject pt = env->CallObjectMethod(fontStrike,
74 sunFontIDs.getGlyphMetricsMID, glyph);
75
76 if (pt == NULL) {
77 return 0;
78 }
79 fadv = env->GetFloatField(pt, sunFontIDs.xFID);
80 fadv *= jdkFontInfo->devScale;
81 env->DeleteLocalRef(pt);
82
83 return HBFloatToFixed(fadv);
84 }
85
86 static hb_position_t
87 hb_jdk_get_glyph_v_advance (hb_font_t *font HB_UNUSED,
88 void *font_data,
89 hb_codepoint_t glyph,
90 void *user_data HB_UNUSED)
91 {
92
93 float fadv = 0.0f;
94 if ((glyph & 0xfffe) == 0xfffe) {
95 return 0; // JDK uses this glyph code.
96 }
97
98 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
99 JNIEnv* env = jdkFontInfo->env;
100 jobject fontStrike = jdkFontInfo->fontStrike;
101 jobject pt = env->CallObjectMethod(fontStrike,
102 sunFontIDs.getGlyphMetricsMID, glyph);
103
104 if (pt == NULL) {
105 return 0;
106 }
107 fadv = env->GetFloatField(pt, sunFontIDs.yFID);
108 env->DeleteLocalRef(pt);
109
110 return HBFloatToFixed(fadv);
111
112 }
113
114 static hb_bool_t
115 hb_jdk_get_glyph_h_origin (hb_font_t *font HB_UNUSED,
116 void *font_data HB_UNUSED,
117 hb_codepoint_t glyph HB_UNUSED,
118 hb_position_t *x HB_UNUSED,
119 hb_position_t *y HB_UNUSED,
120 void *user_data HB_UNUSED)
121 {
122 /* We always work in the horizontal coordinates. */
123 return true;
124 }
125
126 static hb_bool_t
127 hb_jdk_get_glyph_v_origin (hb_font_t *font HB_UNUSED,
128 void *font_data,
129 hb_codepoint_t glyph,
130 hb_position_t *x,
184 hb_position_t *x,
185 hb_position_t *y,
186 void *user_data HB_UNUSED)
187 {
188 if ((glyph & 0xfffe) == 0xfffe) {
189 *x = 0; *y = 0;
190 return true;
191 }
192
193 JDKFontInfo *jdkFontInfo = (JDKFontInfo*)font_data;
194 JNIEnv* env = jdkFontInfo->env;
195 jobject fontStrike = jdkFontInfo->fontStrike;
196 jobject pt = env->CallObjectMethod(fontStrike,
197 sunFontIDs.getGlyphPointMID,
198 glyph, point_index);
199
200 if (pt == NULL) {
201 *x = 0; *y = 0;
202 return true;
203 }
204 *x = HBFloatToFixed(env->GetFloatField(pt, sunFontIDs.xFID));
205 *y = HBFloatToFixed(env->GetFloatField(pt, sunFontIDs.yFID));
206 env->DeleteLocalRef(pt);
207
208 return true;
209 }
210
211 static hb_bool_t
212 hb_jdk_get_glyph_name (hb_font_t *font HB_UNUSED,
213 void *font_data,
214 hb_codepoint_t glyph,
215 char *name, unsigned int size,
216 void *user_data HB_UNUSED)
217 {
218 return false;
219 }
220
221 static hb_bool_t
222 hb_jdk_get_glyph_from_name (hb_font_t *font HB_UNUSED,
223 void *font_data,
224 const char *name, int len,
225 hb_codepoint_t *glyph,
304
305 hb_face_t *face =
306 hb_face_create_for_tables(reference_table, jdkFontInfo, destroy);
307
308 return face;
309 }
310
311 static hb_font_t* _hb_jdk_font_create(JDKFontInfo *jdkFontInfo,
312 hb_destroy_func_t destroy) {
313
314 hb_font_t *font;
315 hb_face_t *face;
316
317 face = hb_jdk_face_create(jdkFontInfo, destroy);
318 font = hb_font_create(face);
319 hb_face_destroy (face);
320 hb_font_set_funcs (font,
321 _hb_jdk_get_font_funcs (),
322 jdkFontInfo, (hb_destroy_func_t) _do_nothing);
323 hb_font_set_scale (font,
324 HBFloatToFixed(jdkFontInfo->ptSize*jdkFontInfo->devScale),
325 HBFloatToFixed(jdkFontInfo->ptSize*jdkFontInfo->devScale));
326 return font;
327 }
328
329 #ifdef MACOSX
330 static hb_font_t* _hb_jdk_ct_font_create(JDKFontInfo *jdkFontInfo) {
331
332 hb_font_t *font = NULL;
333 hb_face_t *face = NULL;
334 if (jdkFontInfo->nativeFont == 0) {
335 return NULL;
336 }
337 face = hb_coretext_face_create((CGFontRef)(jdkFontInfo->nativeFont));
338 font = hb_font_create(face);
339 hb_face_destroy(face);
340
341 hb_font_set_scale(font,
342 HBFloatToFixed(jdkFontInfo->ptSize),
343 HBFloatToFixed(jdkFontInfo->ptSize));
344 return font;
345 }
346 #endif
347
348 hb_font_t* hb_jdk_font_create(JDKFontInfo *jdkFontInfo,
349 hb_destroy_func_t destroy) {
350
351 hb_font_t* font = NULL;
352
353 #ifdef MACOSX
354 if (jdkFontInfo->aat) {
355 font = _hb_jdk_ct_font_create(jdkFontInfo);
356 }
357 #endif
358 if (font == NULL) {
359 font = _hb_jdk_font_create(jdkFontInfo, destroy);
360 }
361 return font;
362 }
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