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spark: only update LED display once per second

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The LED driver seems to be pretty slow, so dont hammer
it with display requests.


Origin commit data
------------------
Branch: ni/coolstream
Commit: 779aa5b947
Author: Stefan Seyfried <seife@tuxbox-git.slipkontur.de>
Date: 2012-04-01 (Sun, 01 Apr 2012)



------------------
This commit was generated by Migit
This commit is contained in:
Stefan Seyfried
2012-04-01 14:46:14 +02:00
parent 5acdd48d0f
commit 35d8abb639
1 changed files with 9 additions and 2 deletions
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11
src/driver/spark_led.cpp
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@@ -43,6 +43,7 @@ static bool power = true;
static bool muted = false;
static bool showclock = true;
static time_t last_display = 0;
static char display_text[64] = { 0 };
static inline int dev_open()
{
@@ -153,7 +154,12 @@ void CLCD::showTime(bool force)
}
time_t now = time(NULL);
if (power && (force || (showclock && (now - last_display) > 4)))
if (display_text[0])
{
display(display_text);
display_text[0] = '\0';
}
else if (power && (force || (showclock && (now - last_display) > 4)))
{
char timestr[5];
struct tm *t;
@@ -214,7 +220,8 @@ void CLCD::showMenuText(const int, const char *text, const int, const bool)
{
if (mode != MODE_MENU_UTF8)
return;
display(text);
strncpy(display_text, text, sizeof(display_text) - 1);
display_text[sizeof(display_text) - 1] = '\0';
}
void CLCD::showAudioTrack(const std::string &, const std::string & title, const std::string &)