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2 Commits
e549ce7332
...
fd80931624
Author | SHA1 | Date |
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Síle Ekaterin Liszka | fd80931624 | |
Síle Ekaterin Liszka | 5c83c9e89e |
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@ -10,7 +10,7 @@ libtoml_dep = dependency(
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exe = executable(
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exe = executable(
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'smeargle',
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'smeargle',
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'src/main.c',
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['src/main.c', 'src/font.c'],
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dependencies: libtoml_dep,
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dependencies: libtoml_dep,
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install: true
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install: true
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)
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)
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64
src/font.c
64
src/font.c
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@ -4,25 +4,29 @@
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#include "util.h"
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#include "util.h"
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#include "font.h"
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#include "font.h"
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font_t font_create(char *name, char *filename) {
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font_t font_create(char *font_name, char *filename) {
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FILE *fp;
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FILE *fp;
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font_t font;
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font_t font;
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char errbuf[200];
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map_t *map;
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printf("Processing %s...\n", name);
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printf("Processing %s...\n", font_name);
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fp = fopen(filename, "r");
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fp = fopen(filename, "r");
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if (!fp) {
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if (!fp) {
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char errbuf[200];
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char str[200];
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snprintf(errbuf, 200, "can't open %s: ", filename);
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snprintf(str, 200, "can't open %s: ", filename);
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error(errbuf, strerror(errno));
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error(str, strerror(errno));
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}
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}
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toml_table_t *table = toml_parse_file(fp);
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toml_table_t *table = toml_parse_file(fp, errbuf, 200);
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fclose(fp);
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fclose(fp);
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#define TOML_GET_KEY((var, key, func)) toml_datum_t *(var) = func(table, key);\
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#define TOML_GET_KEY(var, key, func) toml_datum_t (var) = func(table, (key));\
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if (!var.ok) {\
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if (!(var).ok) {\
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error("key '" key "' missing from", filename); \
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char str[200];\
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snprintf(str, 200, "key '%s' missing from", (key)); \
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error(str, filename); \
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}
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}
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TOML_GET_KEY(name, "name", toml_string_in)
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TOML_GET_KEY(name, "name", toml_string_in)
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@ -31,21 +35,25 @@ font_t font_create(char *name, char *filename) {
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TOML_GET_KEY(width, "width", toml_int_in)
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TOML_GET_KEY(width, "width", toml_int_in)
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TOML_GET_KEY(height, "height", toml_int_in)
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TOML_GET_KEY(height, "height", toml_int_in)
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#undef TOML_GET_KEY
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#undef TOML_GET_KEY
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toml_table_t *mapping = toml_table_in(table, "map")
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toml_table_t *mapping = toml_table_in(table, "map");
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if (!mapping.ok) {
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error("map missing for font ", font);
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}
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font.name = name.u.s;
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font.name = name.u.s;
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font.filename = image_filename.u.s;
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font.toml_filename = image_filename.u.s;
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font.bits_per_pixel = bpp;
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font.bits_per_pixel = bpp.u.i;
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font.width = width;
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font.width = width.u.i;
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font.height = height;
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font.height = height.u.i;
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font.map_entries = map_create(mapping, *map);
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font.map_entries = map_create(mapping, &map);
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font.map = map;
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return font;
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return font;
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}
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}
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void font_destroy(font_t font) {
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map_destroy(font.map);
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free(font.name);
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free(font.toml_filename);
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}
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unsigned int map_create(toml_table_t *table, map_t **map) {
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unsigned int map_create(toml_table_t *table, map_t **map) {
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map_t *node;
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map_t *node;
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map_t *next;
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map_t *next;
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@ -55,15 +63,15 @@ unsigned int map_create(toml_table_t *table, map_t **map) {
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toml_datum_t spcidx = toml_int_at(space, 0);
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toml_datum_t spcidx = toml_int_at(space, 0);
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toml_datum_t spcwid = toml_int_at(space, 1);
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toml_datum_t spcwid = toml_int_at(space, 1);
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if (!spcidx.ok) {
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if (!spcidx.ok) {
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error("missing or inappropriate index for glyph: ", key);
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error("missing or inappropriate index for glyph: ' '", "");
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}
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}
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if (!spcwid.ok) {
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if (!spcwid.ok) {
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error("missing or inappropriate index for glyph: ", key);
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error("missing or inappropriate index for glyph: ' '", "");
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}
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}
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node = root;
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node = root;
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for (nodes = 1; ; nodes++) {
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for (nodes = 1; ; nodes++) {
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char *key = toml_key_in(table, nodes);
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const char *key = toml_key_in(table, nodes);
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if (!key) break;
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if (!key) break;
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toml_array_t *val = toml_array_in(table, key);
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toml_array_t *val = toml_array_in(table, key);
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toml_datum_t index = toml_int_at(val, 0);
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toml_datum_t index = toml_int_at(val, 0);
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@ -82,4 +90,18 @@ unsigned int map_create(toml_table_t *table, map_t **map) {
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node->next = next;
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node->next = next;
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node = next;
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node = next;
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}
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}
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node->next = NULL;
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*map = root;
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return nodes;
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}
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void map_destroy(map_t *map) {
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map_t *node = map;
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map_t *next;
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while ((next = node->next) != NULL) {
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free(node);
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node = next;
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}
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}
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}
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@ -1,7 +1,7 @@
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typedef struct map_t {
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typedef struct map_t {
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char *glyph;
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const char *glyph;
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unsigned int pos;
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unsigned int index;
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unsigned int width;
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unsigned int width;
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struct map_t *next;
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struct map_t *next;
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} map_t;
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} map_t;
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@ -15,3 +15,8 @@ typedef struct {
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unsigned int map_entries;
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unsigned int map_entries;
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map_t *map;
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map_t *map;
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} font_t;
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} font_t;
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font_t font_create(char *name, char *filename);
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void font_destroy(font_t font);
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unsigned int map_create(toml_table_t *table, map_t **map);
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void map_destroy(map_t *map);
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@ -6,6 +6,8 @@
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#include <toml.h>
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#include <toml.h>
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#include "util.h"
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#define ERRBUFSZ 200
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#define ERRBUFSZ 200
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int main(int argc, char **argv) {
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int main(int argc, char **argv) {
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@ -1,7 +1,11 @@
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#include <sys/errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdio.h>
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static void error(const char *msg, const char *msg1) {
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static void error(const char *msg, const char *msg1) {
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fprintf(stderr, "Error: %s%s\n", msg, msg1 ? msg1 : "");
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fprintf(stderr, "Error: %s%s\n", msg, msg1 ? msg1 : "");
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exit(1);
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exit(1);
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}
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}
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