* authorization. *
****************************************************************************/
/*
- * $Id: picsmap.c,v 1.35 2017/06/04 00:20:15 tom Exp $
+ * $Id: picsmap.c,v 1.50 2017/06/11 00:37:27 tom Exp $
*
* Author: Thomas E. Dickey
*
* TODO write picture left-to-right/top-to-bottom
* TODO write picture randomly
* TODO add one-shot option vs repeat-count before exiting
- * TODO add option for init_color
- * TODO add option for init_color vs init_extended_color
- * TODO add option for init_pair vs alloc_pair
+ * TODO add option "-xc" for init_color vs init_extended_color
+ * TODO add option "-xa" for init_pair vs alloc_pair
* TODO use pad to allow pictures larger than screen
* TODO improve load of image-file's color-table using tsearch.
+ * TODO add option to just use convert (which can scale) vs builtin xbm/xpm.
*/
#include <test.priv.h>
static RGB_NAME *rgb_table;
static RGB_DATA *all_colors;
+#if HAVE_ALLOC_PAIR && HAVE_INIT_EXTENDED_COLOR
+#define USE_EXTENDED_COLORS 1
+static bool use_extended_pairs = FALSE;
+static bool use_extended_colors = FALSE;
+#else
+#define USE_EXTENDED_COLORS 0
+#endif
+
static void
free_data(char **data)
{
- free(data[0]);
- free(data);
+ if (data != 0) {
+ free(data[0]);
+ free(data);
+ }
}
static void
free_pics_head(PICS_HEAD * pics)
{
- free(pics->pairs);
- free(pics->cells);
- free(pics);
+ if (pics != 0) {
+ free(pics->pairs);
+ free(pics->cells);
+ free(pics);
+ }
}
/*
{
static const char *msg[] =
{
- "Usage: picsmap [options] [imagefile [...]]",
- "Read/display one or more xbm/xpm files (possibly use \"convert\")",
- "",
- "Options:",
- " -p palette",
- " -r rgb-path"
+ "Usage: picsmap [options] [imagefile [...]]"
+ ,"Read/display one or more xbm/xpm files (possibly use \"convert\")"
+ ,""
+ ,"Options:"
+ ," -p palette"
+ ," -r rgb-path"
+#if USE_EXTENDED_COLORS
+ ," -x [p] use extension (p=init_extended_pair)"
+#endif
};
size_t n;
init_palette(const char *palette_file)
{
if (palette_file != 0) {
+ char **data = read_file(palette_file);
int cp;
all_colors = typeMalloc(RGB_DATA, (unsigned) COLORS);
for (cp = 0; cp < COLORS; ++cp) {
- color_content(cp,
+ color_content((short) cp,
&all_colors[cp].red,
&all_colors[cp].green,
&all_colors[cp].blue);
- if (palette_file != 0) {
- char **data = read_file(palette_file);
- if (data != 0) {
- int n;
- int red, green, blue;
- int scale = 1000;
- int c;
- for (n = 0; data[n] != 0; ++n) {
- if (sscanf(data[n], "scale:%d", &c) == 1) {
- scale = c;
- } else if (sscanf(data[n], "%d:%d %d %d",
- &c,
- &red,
- &green,
- &blue) == 4
- && okCOLOR(c)
- && okRGB(red)
- && okRGB(green)
- && okRGB(blue)) {
- /* *INDENT-EQLS* */
- all_colors[c].red = ScaledColor(red);
- all_colors[c].green = ScaledColor(green);
- all_colors[c].blue = ScaledColor(blue);
- }
- }
- free_data(data);
+ }
+ if (palette_file != 0 && data != 0) {
+ int n;
+ int red, green, blue;
+ int scale = 1000;
+ int c;
+ for (n = 0; data[n] != 0; ++n) {
+ if (sscanf(data[n], "scale:%d", &c) == 1) {
+ scale = c;
+ } else if (sscanf(data[n], "%d:%d %d %d",
+ &c,
+ &red,
+ &green,
+ &blue) == 4
+ && okCOLOR(c)
+ && okRGB(red)
+ && okRGB(green)
+ && okRGB(blue)) {
+ /* *INDENT-EQLS* */
+ all_colors[c].red = ScaledColor(red);
+ all_colors[c].green = ScaledColor(green);
+ all_colors[c].blue = ScaledColor(blue);
}
}
}
+ free_data(data);
} else if (COLORS > 1) {
/* *INDENT-EQLS* */
int power2 = 1;
power2 <<= 1;
}
- if (power2 != COLORS || (shift % 3) != 0) {
+ if ((power2 != COLORS) || ((shift % 3) != 0)) {
giveup("With %d colors, you need a palette-file", COLORS);
}
}
return s;
}
+static char *
+skip_word(char *s)
+{
+ s = skip_s(s);
+ while (isgraph(UChar(*s)))
+ s++;
+ return s;
+}
+
static int
match_c(const char *source, const char *pattern,...)
{
result->high = num[1];
result->colors = num[2];
result->pairs = typeCalloc(PICS_PAIR, result->colors);
- cells = (size_t) (result->wide * result->high);
+ cells = (result->wide * result->high);
result->cells = typeCalloc(PICS_CELL, cells);
list = typeCalloc(char *, result->colors);
cpp = num[3];
static PICS_HEAD *
parse_img(const char *filename)
{
- char *cmd = malloc(strlen(filename) + 80);
+ char *cmd = malloc(strlen(filename) + 256);
FILE *pp;
char buffer[BUFSIZ];
bool failed = FALSE;
PICS_HEAD *result = typeCalloc(PICS_HEAD, 1);
+ int pic_x = 0;
+ int pic_y = 0;
+ int width = in_curses ? COLS : 80;
+
+ sprintf(cmd, "identify \"%s\"", filename);
+
+ if ((pp = popen(cmd, "r")) != 0) {
+ if (fgets(buffer, sizeof(buffer), pp) != 0) {
+ size_t n = strlen(filename);
+ if (strlen(buffer) > n &&
+ !strncmp(buffer, filename, n) &&
+ isspace(UChar(buffer[n])) &&
+ sscanf(skip_word(buffer + n), " %dx%d ", &pic_x, &pic_y) == 2) {
+ /* distort image to make it show normally on terminal */
+ pic_x = (166 * pic_x) / 100;
+ } else {
+ pic_x = pic_y = 0;
+ }
+ }
+ pclose(pp);
+ }
+ if (pic_x <= 0 || pic_y <= 0)
+ goto finish;
+
+ sprintf(cmd, "convert -resize %dx%d\\! -thumbnail %dx \"%s\" txt:-",
+ pic_x, pic_y, width, filename);
- sprintf(cmd, "convert -thumbnail %dx \"%s\" txt:-", COLS, filename);
if ((pp = popen(cmd, "r")) != 0) {
int count = 0;
int col = 0;
}
}
which = col + (row * result->wide);
- result->cells[which].ch = '#'; /* TODO: space? */
+ result->cells[which].ch = ((in_curses ||
+ check == 0xffffff)
+ ? ' '
+ : '#');
result->cells[which].fg = (c < result->colors) ? c : -1;
} else {
failed = TRUE;
}
}
}
+ finish:
free(cmd);
if (failed) {
{
int y, x;
int n;
+ int my_pair, my_color;
if (has_colors()) {
for (n = 0; n < pics->colors; ++n) {
- init_pair((short) (n + 1),
- (short) map_color(pics->pairs[n].fg),
- COLOR_BLACK);
+ my_pair = (n + 1);
+ my_color = map_color(pics->pairs[n].fg);
+#if USE_EXTENDED_COLORS
+ if (use_extended_pairs) {
+ init_extended_pair(my_pair, my_color, my_color);
+ } else
+#endif
+ {
+ my_pair &= 0x7fff;
+ my_color &= 0x7fff;
+ init_pair((short) my_pair, (short) my_color, (short) my_color);
+ }
}
attrset(COLOR_PAIR(1));
erase();
if (x >= COLS)
break;
n = (y * pics->wide + x);
- attrset(COLOR_PAIR(pics->cells[n].fg + 1));
- addch((chtype) pics->cells[n].ch);
+ my_pair = pics->cells[n].fg + 1;
+#if USE_EXTENDED_COLORS
+ if (use_extended_pairs) {
+ cchar_t temp;
+ wchar_t wch[2];
+ wch[0] = (wchar_t) pics->cells[n].ch;
+ wch[1] = 0;
+ setcchar(&temp, wch, A_NORMAL, (short) my_pair, &my_pair);
+ add_wch(&temp);
+ } else
+#endif
+ {
+ attrset(COLOR_PAIR(my_pair));
+ addch((chtype) pics->cells[n].ch);
+ }
}
}
mvgetch(0, 0);
const char *palette_path = 0;
const char *rgb_path = "/etc/X11/rgb.txt";
- while ((n = getopt(argc, argv, "p:r:")) != -1) {
+ while ((n = getopt(argc, argv, "p:r:x:")) != -1) {
switch (n) {
case 'p':
palette_path = optarg;
case 'r':
rgb_path = optarg;
break;
+#if USE_EXTENDED_COLORS
+ case 'x':
+ {
+ char *s = optarg;
+ while (*s) {
+ switch (*s++) {
+ case 'p':
+ use_extended_pairs = TRUE;
+ break;
+ case 'c':
+ use_extended_colors = TRUE;
+ break;
+ default:
+ usage();
+ break;
+ }
+ }
+ }
+ break;
+#endif
default:
usage();
break;
projects / ncurses.git / commitdiff