/**
* menu_animation_ticker_str:
* @s : buffer to write new message line to.
* @len : length of buffer @input.
* @idx : Index. Will be used for ticker logic.
* @str : Input string.
* @selected : Is the item currently selected in the menu?
*
* Take the contents of @str and apply a ticker effect to it,
* and write the results in @s.
**/
void menu_animation_ticker_str(char *s, size_t len, uint64_t idx,
const char *str, bool selected)
{
menu_animation_t *anim = menu_animation_get_ptr();
size_t str_len = strlen(str);
size_t offset = 0;
if ((size_t)str_len <= len)
{
strlcpy(s, str, len + 1);
return;
}
if (!selected)
{
strlcpy(s, str, len + 1 - 3);
strlcat(s, "...", len + 1);
return;
}
menu_animation_ticker_generic(idx, len, &offset, &str_len);
strlcpy(s, str - offset, str_len + 1);
anim->is_active = true;
}
bool menu_animation_ticker(const menu_animation_ctx_ticker_t *ticker)
{
size_t str_len = utf8len(ticker->str);
size_t offset = 0;
if ((size_t)str_len <= ticker->len)
{
utf8cpy(ticker->s,
PATH_MAX_LENGTH,
ticker->str,
ticker->len);
return true;
}
if (!ticker->selected)
{
utf8cpy(ticker->s, PATH_MAX_LENGTH, ticker->str, ticker->len - 3);
strlcat(ticker->s, "...", PATH_MAX_LENGTH);
return true;
}
if (str_len > ticker->len)
menu_animation_ticker_generic(
ticker->idx,
ticker->len,
&offset,
&str_len);
utf8cpy(
ticker->s,
PATH_MAX_LENGTH,
utf8skip(ticker->str, offset),
str_len);
animation_is_active = true;
return true;
}
bool menu_animation_ctl(enum menu_animation_ctl_state state, void *data)
{
static menu_animation_t anim;
static retro_time_t cur_time = 0;
static retro_time_t old_time = 0;
static float delta_time = 0.0f;
static bool animation_is_active = false;
switch (state)
{
case MENU_ANIMATION_CTL_DEINIT:
{
size_t i;
for (i = 0; i < anim.size; i++)
{
if (anim.list[i].subject)
anim.list[i].subject = NULL;
}
free(anim.list);
memset(&anim, 0, sizeof(menu_animation_t));
}
cur_time = 0;
old_time = 0;
delta_time = 0.0f;
break;
case MENU_ANIMATION_CTL_IS_ACTIVE:
return animation_is_active;
case MENU_ANIMATION_CTL_CLEAR_ACTIVE:
animation_is_active = false;
break;
case MENU_ANIMATION_CTL_SET_ACTIVE:
animation_is_active = true;
break;
case MENU_ANIMATION_CTL_DELTA_TIME:
{
float *ptr = (float*)data;
if (!ptr)
return false;
*ptr = delta_time;
}
break;
case MENU_ANIMATION_CTL_UPDATE_TIME:
{
static retro_time_t last_clock_update = 0;
settings_t *settings = config_get_ptr();
cur_time = cpu_features_get_time_usec();
delta_time = cur_time - old_time;
if (delta_time >= IDEAL_DELTA_TIME* 4)
delta_time = IDEAL_DELTA_TIME * 4;
if (delta_time <= IDEAL_DELTA_TIME / 4)
delta_time = IDEAL_DELTA_TIME / 4;
old_time = cur_time;
if (((cur_time - last_clock_update) > 1000000)
&& settings->menu.timedate_enable)
{
animation_is_active = true;
last_clock_update = cur_time;
}
}
break;
case MENU_ANIMATION_CTL_UPDATE:
{
unsigned i;
unsigned active_tweens = 0;
float *dt = (float*)data;
if (!dt)
return false;
for(i = 0; i < anim.size; i++)
menu_animation_iterate(&anim, i, *dt, &active_tweens);
if (!active_tweens)
{
anim.size = 0;
anim.first_dead = 0;
return false;
}
animation_is_active = true;
}
break;
case MENU_ANIMATION_CTL_KILL_BY_TAG:
{
unsigned i;
menu_animation_ctx_tag_t *tag = (menu_animation_ctx_tag_t*)data;
if (!tag || tag->id == -1)
return false;
for (i = 0; i < anim.size; ++i)
{
if (anim.list[i].tag != tag->id)
continue;
anim.list[i].alive = false;
anim.list[i].subject = NULL;
if (i < anim.first_dead)
anim.first_dead = i;
}
}
break;
case MENU_ANIMATION_CTL_KILL_BY_SUBJECT:
{
unsigned i, j, killed = 0;
menu_animation_ctx_subject_t *subject =
(menu_animation_ctx_subject_t*)data;
float **sub = (float**)subject->data;
for (i = 0; i < anim.size; ++i)
{
if (!anim.list[i].alive)
continue;
for (j = 0; j < subject->count; ++j)
{
if (anim.list[i].subject != sub[j])
continue;
anim.list[i].alive = false;
anim.list[i].subject = NULL;
if (i < anim.first_dead)
anim.first_dead = i;
killed++;
break;
}
}
}
break;
case MENU_ANIMATION_CTL_TICKER:
{
menu_animation_ctx_ticker_t *ticker = (menu_animation_ctx_ticker_t*)
data;
size_t str_len = utf8len(ticker->str);
size_t offset = 0;
if ((size_t)str_len <= ticker->len)
{
utf8cpy(ticker->s,
PATH_MAX_LENGTH,
ticker->str,
ticker->len);
return true;
}
if (!ticker->selected)
{
utf8cpy(ticker->s, PATH_MAX_LENGTH, ticker->str, ticker->len - 3);
strlcat(ticker->s, "...", PATH_MAX_LENGTH);
return true;
}
menu_animation_ticker_generic(
ticker->idx,
ticker->len,
&offset,
&str_len);
utf8cpy(
ticker->s,
PATH_MAX_LENGTH,
utf8skip(ticker->str, offset),
str_len);
animation_is_active = true;
}
break;
case MENU_ANIMATION_CTL_IDEAL_DELTA_TIME_GET:
{
menu_animation_ctx_delta_t *delta =
(menu_animation_ctx_delta_t*)data;
if (!delta)
return false;
delta->ideal = delta->current / IDEAL_DELTA_TIME;
}
break;
case MENU_ANIMATION_CTL_PUSH:
return menu_animation_push(&anim, data);
case MENU_ANIMATION_CTL_NONE:
default:
break;
}
return true;
}
