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comparison nuklear_ui/font_mac.m @ 1560:18ffa9caa00c

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Added code to fallback to Yosemite or pre-Yosemite system font in case current system font can't be found or is in an unusable format. San Francisco font used on current OS X versions is in a .otf file whih presumably means it has CFF outlines that stb_truetype can't use.
author Michael Pavone <pavone@retrodev.com>
date Thu, 05 Apr 2018 00:06:19 -0700
parents 098c11aaf8f0
children
comparison
equal deleted inserted replaced
1559:098c11aaf8f0 1560:18ffa9caa00c
2 #include <stddef.h> 2 #include <stddef.h>
3 #include "../paths.h" 3 #include "../paths.h"
4 #include "../util.h" 4 #include "../util.h"
5 #include "sfnt.h" 5 #include "sfnt.h"
6 6
7 sfnt_table *find_font_in_dir(char *path, char *prefix, const char *ps_name) 7 static sfnt_table *find_font_in_dir(char *path, char *prefix, const char *ps_name)
8 { 8 {
9 size_t num_entries; 9 size_t num_entries;
10 dir_entry *entries = get_dir_list(path, &num_entries); 10 dir_entry *entries = get_dir_list(path, &num_entries);
11 size_t prefix_len = prefix ? strlen(prefix) : 0; 11 size_t prefix_len = prefix ? strlen(prefix) : 0;
12 sfnt_table *selected = NULL; 12 sfnt_table *selected = NULL;
54 } 54 }
55 } 55 }
56 return selected; 56 return selected;
57 } 57 }
58 58
59 uint8_t *default_font(uint32_t *size_out) 59 static sfnt_table *find_font_by_ps_name(const char*ps_name, uint8_t exhaustive)
60 { 60 {
61 NSFont *sys = [NSFont systemFontOfSize:0];
62 NSString *name = [sys fontName];
63 const char *ps_name = [name UTF8String];
64 const unsigned char *prefix_start = (const unsigned char *)ps_name; 61 const unsigned char *prefix_start = (const unsigned char *)ps_name;
65 while(*prefix_start && ( 62 while(*prefix_start && (
66 *prefix_start < '0' || 63 *prefix_start < '0' ||
67 (*prefix_start > 'z' && *prefix_start <= 0x80) || 64 (*prefix_start > 'z' && *prefix_start <= 0x80) ||
68 (*prefix_start > 'Z' && *prefix_start < 'a') || 65 (*prefix_start > 'Z' && *prefix_start < 'a') ||
86 //check /Library/Fonts first 83 //check /Library/Fonts first
87 sfnt_table *selected = find_font_in_dir("/Library/Fonts", (char *)prefix, ps_name); 84 sfnt_table *selected = find_font_in_dir("/Library/Fonts", (char *)prefix, ps_name);
88 if (!selected) { 85 if (!selected) {
89 selected = find_font_in_dir("/System/Library/Fonts", (char *)prefix, ps_name); 86 selected = find_font_in_dir("/System/Library/Fonts", (char *)prefix, ps_name);
90 } 87 }
88 if (exhaustive) {
89 if (!selected) {
90 puts("Check using prefix failed, exhaustively checking fonts");
91 selected = find_font_in_dir("/Library/Fonts", NULL, ps_name);
92 }
93 if (!selected) {
94 selected = find_font_in_dir("/System/Library/Fonts", NULL, ps_name);
95 }
96 }
97 free(prefix);
98 return selected;
99 }
100
101 uint8_t *default_font(uint32_t *size_out)
102 {
103 NSFont *sys = [NSFont systemFontOfSize:0];
104 NSString *name = [sys fontName];
105 sfnt_table *selected = find_font_by_ps_name([name UTF8String], 1);
91 if (!selected) { 106 if (!selected) {
92 puts("Check using prefix failed, exhaustively checking fonts"); 107 selected = find_font_by_ps_name(".HelveticaNeueDeskInterface-Regular", 0);
93 selected = find_font_in_dir("/Library/Fonts", NULL, ps_name);
94 } 108 }
95 if (!selected) { 109 if (!selected) {
96 selected = find_font_in_dir("/System/Library/Fonts", NULL, ps_name); 110 selected = find_font_by_ps_name(".LucidaGrandeUI", 0);
97 } 111 }
112
98 if (!selected) { 113 if (!selected) {
99 fatal_error("Failed to find system font %s using prefix %s\n", ps_name, prefix); 114 fatal_error("Failed to find system font %s\n", [name UTF8String]);
100 } 115 }
101 free(prefix);
102 return sfnt_flatten(selected, size_out); 116 return sfnt_flatten(selected, size_out);
103 } 117 }
104 118