+show_color_name(int y, int x, int color, bool wide)
+{
+ if (move(y, x) != ERR) {
+ char temp[80];
+ int width = 8;
+
+ if (wide) {
+ sprintf(temp, "%02d", color);
+ width = 4;
+ } else if (color >= 8) {
+ sprintf(temp, "[%02d]", color);
+ } else {
+ strcpy(temp, the_color_names[color]);
+ }
+ printw("%-*.*s", width, width, temp);
+ }
+}
+
+static void
+color_legend(WINDOW *helpwin, bool wide)
+{
+ int row = 1;
+ int col = 1;
+
+ mvwprintw(helpwin, row++, col,
+ "ESC to exit.");
+ ++row;
+ mvwprintw(helpwin, row++, col,
+ "Use up/down arrow to scroll through the display if it is");
+ mvwprintw(helpwin, row++, col,
+ "longer than one screen. Control/N and Control/P can be used");
+ mvwprintw(helpwin, row++, col,
+ "in place of up/down arrow. Use pageup/pagedown to scroll a");
+ mvwprintw(helpwin, row++, col,
+ "full screen; control/B and control/F can be used here.");
+ ++row;
+ mvwprintw(helpwin, row++, col,
+ "Toggles:");
+ mvwprintw(helpwin, row++, col,
+ " a/A toggle altcharset off/on");
+ mvwprintw(helpwin, row++, col,
+ " b/B toggle bold off/on");
+ mvwprintw(helpwin, row++, col,
+ " n/N toggle text/number on/off");
+ mvwprintw(helpwin, row++, col,
+ " w/W toggle width between 8/16 colors");
+#if USE_WIDEC_SUPPORT
+ if (wide) {
+ mvwprintw(helpwin, row++, col,
+ "Wide characters:");
+ mvwprintw(helpwin, row++, col,
+ " x/X toggle text between ASCII and wide-character");
+ }
+#else
+ (void) wide;
+#endif
+}
+
+#define set_color_test(name, value) if (name != value) { name = value; base_row = 0; }
+
+/* generate a color test pattern */
+static void
+color_test(void)
+{
+ short i;
+ int top = 0, width;
+ int base_row = 0;
+ int grid_top = top + 3;
+ int page_size = (LINES - grid_top);
+ int pairs_max = PAIR_NUMBER(A_COLOR) + 1;
+ int row_limit;
+ int per_row;
+ char numbered[80];
+ const char *hello;
+ bool done = FALSE;
+ bool opt_acsc = FALSE;
+ bool opt_bold = FALSE;
+ bool opt_wide = FALSE;
+ bool opt_nums = FALSE;
+ WINDOW *helpwin;
+
+ if (pairs_max > COLOR_PAIRS)
+ pairs_max = COLOR_PAIRS;
+
+ while (!done) {
+ int shown = 0;
+
+ /* this assumes an 80-column line */
+ if (opt_wide) {
+ width = 4;
+ hello = "Test";
+ per_row = (COLORS > 8) ? 16 : 8;
+ } else {
+ width = 8;
+ hello = "Hello";
+ per_row = 8;
+ }
+
+ row_limit = (pairs_max + per_row - 1) / per_row;
+
+ move(0, 0);
+ (void) printw("There are %d color pairs and %d colors\n",
+ pairs_max, COLORS);
+
+ clrtobot();
+ (void) mvprintw(top + 1, 0,
+ "%dx%d matrix of foreground/background colors, bold *%s*\n",
+ row_limit,
+ per_row,
+ opt_bold ? "on" : "off");
+
+ /* show color names/numbers across the top */
+ for (i = 0; i < per_row; i++)
+ show_color_name(top + 2, (i + 1) * width, i, opt_wide);
+
+ /* show a grid of colors, with color names/ numbers on the left */
+ for (i = (short) (base_row * per_row); i < pairs_max; i++) {
+ int row = grid_top + (i / per_row) - base_row;
+ int col = (i % per_row + 1) * width;
+ short pair = i;
+
+ if (row >= 0 && move(row, col) != ERR) {
+ short fg = (short) (i % COLORS);
+ short bg = (short) (i / COLORS);
+
+ init_pair(pair, fg, bg);
+ attron((attr_t) COLOR_PAIR(pair));
+ if (opt_acsc)
+ attron((attr_t) A_ALTCHARSET);
+ if (opt_bold)
+ attron((attr_t) A_BOLD);
+
+ if (opt_nums) {
+ sprintf(numbered, "{%02X}", i);
+ hello = numbered;
+ }
+ printw("%-*.*s", width, width, hello);
+ attrset(A_NORMAL);
+
+ if ((i % per_row) == 0 && (i % COLORS) == 0) {
+ show_color_name(row, 0, i / COLORS, opt_wide);
+ }
+ ++shown;
+ } else if (shown) {
+ break;
+ }
+ }
+
+ switch (wGetchar(stdscr)) {
+ case 'a':
+ opt_acsc = FALSE;
+ break;
+ case 'A':
+ opt_acsc = TRUE;
+ break;
+ case 'b':
+ opt_bold = FALSE;
+ break;
+ case 'B':
+ opt_bold = TRUE;
+ break;
+ case 'n':
+ opt_nums = FALSE;
+ break;
+ case 'N':
+ opt_nums = TRUE;
+ break;
+ case case_QUIT:
+ done = TRUE;
+ continue;
+ case 'w':
+ set_color_test(opt_wide, FALSE);
+ break;
+ case 'W':
+ set_color_test(opt_wide, TRUE);
+ break;
+ case CTRL('p'):
+ case KEY_UP:
+ if (base_row <= 0) {
+ beep();
+ } else {
+ base_row -= 1;
+ }
+ break;
+ case CTRL('n'):
+ case KEY_DOWN:
+ if (base_row + page_size >= row_limit) {
+ beep();
+ } else {
+ base_row += 1;
+ }
+ break;
+ case CTRL('b'):
+ case KEY_PREVIOUS:
+ case KEY_PPAGE:
+ if (base_row <= 0) {
+ beep();
+ } else {
+ base_row -= (page_size - 1);
+ if (base_row < 0)
+ base_row = 0;
+ }
+ break;
+ case CTRL('f'):
+ case KEY_NEXT:
+ case KEY_NPAGE:
+ if (base_row + page_size >= row_limit) {
+ beep();
+ } else {
+ base_row += page_size - 1;
+ if (base_row + page_size >= row_limit) {
+ base_row = row_limit - page_size - 1;
+ }
+ }
+ break;
+ case '?':
+ if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
+ box(helpwin, 0, 0);
+ color_legend(helpwin, FALSE);
+ wGetchar(helpwin);
+ delwin(helpwin);
+ }
+ break;
+ default:
+ beep();
+ continue;
+ }
+ }
+
+ erase();
+ endwin();
+}
+
+#if USE_WIDEC_SUPPORT
+/* generate a color test pattern */
+static void
+wide_color_test(void)
+{
+ int c;
+ int i;
+ int top = 0, width;
+ int base_row = 0;
+ int grid_top = top + 3;
+ int page_size = (LINES - grid_top);
+ int pairs_max = COLOR_PAIRS;
+ int row_limit;
+ int per_row;
+ char numbered[80];
+ const char *hello;
+ bool done = FALSE;
+ bool opt_acsc = FALSE;
+ bool opt_bold = FALSE;
+ bool opt_wide = FALSE;
+ bool opt_nums = FALSE;
+ bool opt_xchr = FALSE;
+ wchar_t buffer[10];
+ WINDOW *helpwin;
+
+ while (!done) {
+ int shown = 0;
+
+ /* this assumes an 80-column line */
+ if (opt_wide) {
+ width = 4;
+ hello = "Test";
+ per_row = (COLORS > 8) ? 16 : 8;
+ } else {
+ width = 8;
+ hello = "Hello";
+ per_row = 8;
+ }
+ if (opt_xchr) {
+ make_fullwidth_text(buffer, hello);
+ width *= 2;
+ per_row /= 2;
+ } else {
+ make_narrow_text(buffer, hello);
+ }
+
+ row_limit = (pairs_max + per_row - 1) / per_row;
+
+ move(0, 0);
+ (void) printw("There are %d color pairs and %d colors\n",
+ pairs_max, COLORS);
+
+ clrtobot();
+ (void) mvprintw(top + 1, 0,
+ "%dx%d matrix of foreground/background colors, bold *%s*\n",
+ row_limit,
+ per_row,
+ opt_bold ? "on" : "off");
+
+ /* show color names/numbers across the top */
+ for (i = 0; i < per_row; i++)
+ show_color_name(top + 2, (i + 1) * width, i, opt_wide);
+
+ /* show a grid of colors, with color names/ numbers on the left */
+ for (i = (base_row * per_row); i < pairs_max; i++) {
+ int row = grid_top + (i / per_row) - base_row;
+ int col = (i % per_row + 1) * width;
+ short pair = (short) i;
+
+ if (row >= 0 && move(row, col) != ERR) {
+ init_pair(pair, (short) (i % COLORS), (short) (i / COLORS));
+ color_set(pair, NULL);
+ if (opt_acsc)
+ attr_on((attr_t) A_ALTCHARSET, NULL);
+ if (opt_bold)
+ attr_on((attr_t) A_BOLD, NULL);
+
+ if (opt_nums) {
+ sprintf(numbered, "{%02X}", i);
+ if (opt_xchr) {
+ make_fullwidth_text(buffer, numbered);
+ } else {
+ make_narrow_text(buffer, numbered);
+ }
+ }
+ addnwstr(buffer, width);
+ attr_set(A_NORMAL, 0, NULL);
+
+ if ((i % per_row) == 0 && (i % COLORS) == 0) {
+ show_color_name(row, 0, i / COLORS, opt_wide);
+ }
+ ++shown;
+ } else if (shown) {
+ break;
+ }
+ }
+
+ switch (c = wGetchar(stdscr)) {
+ case 'a':
+ opt_acsc = FALSE;
+ break;
+ case 'A':
+ opt_acsc = TRUE;
+ break;
+ case 'b':
+ opt_bold = FALSE;
+ break;
+ case 'B':
+ opt_bold = TRUE;
+ break;
+ case 'n':
+ opt_nums = FALSE;
+ break;
+ case 'N':
+ opt_nums = TRUE;
+ break;
+ case case_QUIT:
+ done = TRUE;
+ continue;
+ case 'w':
+ set_color_test(opt_wide, FALSE);
+ break;
+ case 'W':
+ set_color_test(opt_wide, TRUE);
+ break;
+ case 'x':
+ opt_xchr = FALSE;
+ break;
+ case 'X':
+ opt_xchr = TRUE;
+ break;
+ case CTRL('p'):
+ case KEY_UP:
+ if (base_row <= 0) {
+ beep();
+ } else {
+ base_row -= 1;
+ }
+ break;
+ case CTRL('n'):
+ case KEY_DOWN:
+ if (base_row + page_size >= row_limit) {
+ beep();
+ } else {
+ base_row += 1;
+ }
+ break;
+ case CTRL('b'):
+ case KEY_PREVIOUS:
+ case KEY_PPAGE:
+ if (base_row <= 0) {
+ beep();
+ } else {
+ base_row -= (page_size - 1);
+ if (base_row < 0)
+ base_row = 0;
+ }
+ break;
+ case CTRL('f'):
+ case KEY_NEXT:
+ case KEY_NPAGE:
+ if (base_row + page_size >= row_limit) {
+ beep();
+ } else {
+ base_row += page_size - 1;
+ if (base_row + page_size >= row_limit) {
+ base_row = row_limit - page_size - 1;
+ }
+ }
+ break;
+ case '?':
+ if ((helpwin = newwin(LINES - 1, COLS - 2, 0, 0)) != 0) {
+ box(helpwin, 0, 0);
+ color_legend(helpwin, TRUE);
+ wGetchar(helpwin);
+ delwin(helpwin);
+ }
+ break;
+ default:
+ beep();
+ continue;
+ }
+ }
+
+ erase();
+ endwin();
+}
+#endif /* USE_WIDEC_SUPPORT */
+
+static void
+change_color(short current, int field, int value, int usebase)
+{
+ short red, green, blue;
+
+ color_content(current, &red, &green, &blue);
+
+ switch (field) {
+ case 0:
+ red = (short) (usebase ? (red + value) : value);
+ break;
+ case 1:
+ green = (short) (usebase ? (green + value) : value);
+ break;
+ case 2:
+ blue = (short) (usebase ? (blue + value) : value);
+ break;
+ }
+
+ if (init_color(current, red, green, blue) == ERR)
+ beep();
+}
+
+static void
+init_all_colors(void)