diff options
| -rw-r--r-- | apps/gui/skin_engine/skin_tokens.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/apps/gui/skin_engine/skin_tokens.c b/apps/gui/skin_engine/skin_tokens.c index c599adf..6eb1759 100644 --- a/apps/gui/skin_engine/skin_tokens.c +++ b/apps/gui/skin_engine/skin_tokens.c @@ -107,6 +107,42 @@ static char* get_dir(char* buf, int buf_size, const char* path, int level) return buf; } +/* A helper to determine the enum value for pitch/speed. + + When there are two choices (i.e. boolean), return 1 if the value is + different from normal value and 2 if the value is the same as the + normal value. E.g. "%?Sp<%Sp>" would show the pitch only when + playing at a modified pitch. + + When there are more than two choices (i.e. enum), the left half of + the choices are to show 0..normal range, and the right half of the + choices are to show values over that. The last entry is used when + it is set to the normal setting, following the rockbox convention + to use the last entry for special values. + + E.g. + + 2 items: %?Sp<0..99 or 101..infinity|100> + 3 items: %?Sp<0..99|101..infinity|100> + 4 items: %?Sp<0..49|50..99|101..infinity|100> + 5 items: %?Sp<0..49|50..99|101..149|150..infinity|100> + 6 items: %?Sp<0..33|34..66|67..99|101..133|134..infinity|100> + 7 items: %?Sp<0..33|34..66|67..99|101..133|134..167|167..infinity|100> +*/ +static int pitch_speed_enum(int range, int32_t val, int32_t normval) +{ + int center; + int n; + + if (range < 3) + return (val == normval) + 1; + if (val == normval) + return range; + center = range / 2; + n = (center * val) / normval + 1; + return (range <= n) ? (range - 1) : n; +} + /* Return the tag found at index i and write its value in buf. The return value is buf if the tag had a value, or NULL if not. @@ -786,6 +822,10 @@ const char *get_token_value(struct gui_wps *gwps, snprintf(buf, buf_size, "%ld.%ld", pitch / PITCH_SPEED_PRECISION, (pitch % PITCH_SPEED_PRECISION) / (PITCH_SPEED_PRECISION / 10)); + + if (intval) + *intval = pitch_speed_enum(limit, pitch, + PITCH_SPEED_PRECISION * 100); return buf; } #endif |