Mercurial > repos > blastem

annotate nuklear_ui/font.c @ 1776:d5118d6f9c75 mame_interp

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Hopefully fix 68K serialization/deserialization with Musashi
author Michael Pavone <pavone@retrodev.com>
date Wed, 13 Mar 2019 19:13:46 -0700
parents 24508cb54f87
children 253c62b7144e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1474
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
1 #include <stdio.h>
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
2 #include <stdlib.h>
1527
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
3 #include <stdint.h>
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
4 #include "../util.h"
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
5 #include "sfnt.h"
1474
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
6
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
7 char *default_font_path(void)
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
8 {
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
9 FILE *fc_pipe = popen("fc-match -f '%{file}'", "r");
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
10 if (!fc_pipe) {
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
11 return NULL;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
12 }
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
13 size_t buf_size = 128;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
14 char *buffer = NULL;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
15 size_t total = 0, read = 0;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
16 do {
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
17 total += read;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
18 buf_size *= 2;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
19 buffer = realloc(buffer, buf_size);
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
20 if (!buffer) {
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
21 return NULL;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
22 }
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
23 read = fread(buffer, 1, buf_size - total, fc_pipe);
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
24 } while (read == (buf_size - total));
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
25 total += read;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
26 buffer[total] = 0;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
27
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
28 return buffer;
c5c022c7aa54 Initial work on Nuklear-based UI
Michael Pavone <pavone@retrodev.com>
parents:
diff changeset
29 }
1527
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
30
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
31 uint8_t *default_font(uint32_t *size_out)
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
32 {
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
33 char *path = default_font_path();
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
34 if (!path) {
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
35 goto error;
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
36 }
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
37 FILE *f = fopen(path, "rb");
1593
24508cb54f87 Fix a number of other memory errors (mostly leaks again) identified by valgrind
Michael Pavone <pavone@retrodev.com>
parents: 1527
diff changeset
38 free(path);
1527
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
39 if (!f) {
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
40 goto error;
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
41 }
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
42 long size = file_size(f);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
43 uint8_t *buffer = malloc(size);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
44 if (size != fread(buffer, 1, size, f)) {
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
45 fclose(f);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
46 goto error;
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
47 }
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
48 fclose(f);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
49 sfnt_container *sfnt = load_sfnt(buffer, size);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
50 if (!sfnt) {
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
51 free(buffer);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
52 goto error;
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
53 }
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
54 return sfnt_flatten(sfnt->tables, size_out);
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
55 error:
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
56 //TODO: try to find a suitable font in /usr/share/fonts as a fallback
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
57 return NULL;
4f6e8acd7b6a Added support for TTC and dfont format true type fonts. More robust font selection on Windows
Michael Pavone <pavone@retrodev.com>
parents: 1474
diff changeset
58 }