From c7d0afa8cde1d351cedc09c111b0f872fbcae15e Mon Sep 17 00:00:00 2001 From: Daniel Friesel Date: Sun, 4 May 2014 18:30:39 +0200 Subject: import partial giblib source into feh, do not link with giblib --- src/gib_style.c | 241 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 241 insertions(+) create mode 100644 src/gib_style.c (limited to 'src/gib_style.c') diff --git a/src/gib_style.c b/src/gib_style.c new file mode 100644 index 0000000..8fd5ae5 --- /dev/null +++ b/src/gib_style.c @@ -0,0 +1,241 @@ +/* gib_style.c + +Copyright (C) 1999,2000 Tom Gilbert. + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to +deal in the Software without restriction, including without limitation the +rights to use, copy, modify, merge, publish, distribute, sublicense, and/or +sell copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies of the Software and its documentation and acknowledgment shall be +given in the documentation and software packages that this Software was +used. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL +THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER +IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN +CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +*/ + +#include "gib_style.h" +#include "gib_utils.h" + +gib_style * +gib_style_new(char *name) +{ + gib_style *s = NULL; + + s = malloc(sizeof(gib_style)); + + memset(s, 0, sizeof(gib_style)); + if (name) + s->name = strdup(name); + + return (s); +} + +void +gib_style_free(gib_style * s) +{ + if (s) + { + if (s->name) + free(s->name); + if (s->bits) + { + gib_list *l; + + l = s->bits; + while (l) + { + gib_style_bit_free((gib_style_bit *) l->data); + l = l->next; + } + gib_list_free(s->bits); + } + free(s); + } + return; +} + +gib_style_bit * +gib_style_bit_new(int x_offset, int y_offset, int r, int g, int b, int a) +{ + gib_style_bit *sb; + + sb = malloc(sizeof(gib_style_bit)); + memset(sb, 0, sizeof(gib_style_bit)); + + sb->x_offset = x_offset; + sb->y_offset = y_offset; + sb->r = r; + sb->g = g; + sb->b = b; + sb->a = a; + + return (sb); +} + +void +gib_style_bit_free(gib_style_bit * s) +{ + if (s) + free(s); + return; +} + +gib_style * +gib_style_dup(gib_style * s) +{ + gib_style *ret; + + ret = gib_style_new(s->name); + ret->bits = gib_list_dup_special(s->bits, gib_dup_style_bit); + + return (ret); +} + +void +gib_dup_style_bit(void **dest, void *data) +{ + *dest = malloc(sizeof(gib_style_bit)); + memcpy(*dest, data, sizeof(gib_style_bit)); + + return; +} + +void +gib_style_save_ascii(gib_style * style, char *file) +{ + FILE *stylefile; + gib_list *l; + gib_style_bit *b; + + if (!style || !style->bits) + return; + + stylefile = fopen(file, "w"); + if (stylefile) + { + fprintf(stylefile, "#Style\n"); + fprintf(stylefile, "#NAME %s\n", style->name); + l = style->bits; + while (l) + { + b = (gib_style_bit *) l->data; + fprintf(stylefile, "%d %d %d %d %d %d\n", b->r, b->g, b->b, b->a, + b->x_offset, b->y_offset); + l = l->next; + } + } + fclose(stylefile); +} + +gib_style * +gib_style_new_from_ascii(char *file) +{ + FILE *stylefile; + char current[4096]; + char *s; + gib_style *ret = NULL; + + stylefile = fopen(file, "r"); + if (stylefile) + { + int r = 0, g = 0, b = 0, a = 0, x_off = 0, y_off = 0; + + ret = gib_style_new(NULL); + /* skip initial idenifier line */ + fgets(current, sizeof(current), stylefile); + while (fgets(current, sizeof(current), stylefile)) + { + if (current[0] == '\n') + continue; + if (!strncmp(current, "#NAME", 5)) + { + int l; + + l = strlen(current) - 1; + if (current[l] == '\n') + current[l] = '\0'; + if (l > 6) + ret->name = strdup(current + 6); + continue; + } + else + { + /* support EFM style bits */ + s = strtok(current, " "); + if(!s) continue; + if (strlen(s) == 2) + { + if (!strcmp(s, "ol")) + { + r = g = b = 0; + s = strtok(NULL, " "); + if(!s) continue; + x_off = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + y_off = atoi(s); + } + else if (!strcmp(s, "sh")) + { + r = g = b = 0; + s = strtok(NULL, " "); + if(!s) continue; + x_off = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + y_off = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + a = atoi(s); + } + else if (!strcmp(s, "fg")) + { + r = g = b = a = 0; + s = strtok(NULL, " "); + if(!s) continue; + x_off = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + y_off = atoi(s); + } + } + else + { + /* our own format */ + r = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + g = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + b = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + a = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + x_off = atoi(s); + s = strtok(NULL, " "); + if(!s) continue; + y_off = atoi(s); + } + } + ret->bits = + gib_list_add_end(ret->bits, + gib_style_bit_new(x_off, y_off, r, g, b, a)); + } + fclose(stylefile); + } + + return (ret); +} -- cgit v1.2.3