gui/scan_setup: show unit for motor speed

Origin commit data
------------------
Commit: a0f2960501
Author: martii <m4rtii@gmx.de>
Date: 2013-12-21 (Sat, 21 Dec 2013)

data/locale/deutsch.locale

@@ -437,7 +437,7 @@ extra.zap_cycle Zap nur in Bouquet
 extra.zapit_fe_timeout Tuning Timeout
 extra.zapit_hvoltage High (13.5/ 18.5) Voltage
 extra.zapit_make_bouquet Kanalliste auffüllen
-extra.zapit_motor_speed Rotor Drehzeit (10 = 1°/ sec)
+extra.zapit_motor_speed Rotor Drehzeit
 extra.zapit_scanpids PIDs scannen/nutzen
 extra.zapit_sdt_changed Kanalliste wird neu geladen.
 fan_speed CPU-Lüftergeschwindigkeit

data/locale/english.locale

@@ -437,7 +437,7 @@ extra.zap_cycle Zap cycle
 extra.zapit_fe_timeout Tune timeout
 extra.zapit_hvoltage 18V for rotor moving 
 extra.zapit_make_bouquet Make Remaining Channels list
-extra.zapit_motor_speed Motor moving speed (10 = 1deg/sec)
+extra.zapit_motor_speed Motor moving speed
 extra.zapit_scanpids Scan/Use pids
 extra.zapit_sdt_changed Channels changed, reload settings.
 fan_speed CPU Fan speed

src/gui/scan_setup.cpp

@@ -606,6 +606,13 @@ int CScanSetup::showScanMenuFrontendSetup()
 	return res;
 }
 
+static std::string rotationSpeed2str(int i)
+{
+	char s[40];
+	snprintf(s, sizeof(s), "%d.%d°/s", i / 10, i % 10);
+	return std::string(s);
+}
+
 int CScanSetup::showFrontendSetup(int number)
 {
 	int shortcut = 1;
@@ -737,6 +744,7 @@ int CScanSetup::showFrontendSetup(int number)
 
 		setupMenu->addItem(new CMenuSeparator(CMenuSeparator::LINE | CMenuSeparator::STRING, LOCALE_SATSETUP_EXTENDED_MOTOR));
 		CMenuOptionNumberChooser * nc = new CMenuOptionNumberChooser(LOCALE_EXTRA_ZAPIT_MOTOR_SPEED, (int *)&fe_config.motorRotationSpeed, allow_moptions, 0, 64, NULL);
+		nc->setNumberFormat(rotationSpeed2str);
 		nc->setHint("", LOCALE_MENU_HINT_SCAN_MOTOR_SPEED);
 		setupMenu->addItem(nc);
 		msettings.Add(nc);

src/gui/widget/menue.cpp

@@ -1159,6 +1159,7 @@ CMenuOptionNumberChooser::CMenuOptionNumberChooser(const neutrino_locale_t name,
 	
 	optionString         = non_localized_name;
 	numberFormat         = "%d";
+	numberFormatFunction = NULL;
 	observ = Observ;
 	slider_on = sliderOn;
 }
@@ -1187,11 +1188,15 @@ int CMenuOptionNumberChooser::exec(CMenuTarget*)
 int CMenuOptionNumberChooser::paint(bool selected)
 {
 	const char * l_option;
-	char option_value[11];
+	char option_value[40];
 
 	if ((localized_value_name == NONEXISTANT_LOCALE) || ((*optionValue) != localized_value))
 	{
-		sprintf(option_value, numberFormat.c_str(), ((*optionValue) + display_offset));
+		if (numberFormatFunction) {
+			std::string s = numberFormatFunction(*optionValue + display_offset);
+			strncpy(option_value, s.c_str(), s.length());
+		} else
+			sprintf(option_value, numberFormat.c_str(), *optionValue + display_offset);
 		l_option = option_value;
 	}
 	else
@@ -1243,7 +1248,10 @@ int CMenuOptionNumberChooser::getWidth(void)
 
 	width += (w1 > w2) ? w1 : w2;
 
-	if (numberFormat != "%d") {
+	if (numberFormatFunction) {
+		std::string s = numberFormatFunction(0);
+		width += g_Font[SNeutrinoSettings::FONT_TYPE_MENU]->getRenderWidth(s.c_str(), true) - g_Font[SNeutrinoSettings::FONT_TYPE_MENU]->getRenderWidth("0", true); // arbitrary
+	} else if (numberFormat != "%d") {
 		char format[numberFormat.length()];
 		snprintf(format, numberFormat.length(), numberFormat.c_str(), 0);
 		width += g_Font[SNeutrinoSettings::FONT_TYPE_MENU]->getRenderWidth(format, true) - g_Font[SNeutrinoSettings::FONT_TYPE_MENU]->getRenderWidth("0", true);

src/gui/widget/menue.h

@@ -299,7 +299,7 @@ private:
 	bool  		slider_on;
 	CChangeObserver *     observ;
 	std::string	numberFormat;
-
+	std::string	(*numberFormatFunction)(int num);
  public:
 	CMenuOptionNumberChooser(const neutrino_locale_t name, int * const OptionValue, const bool Active, const int min_value, const int max_value, CChangeObserver * const Observ = NULL, const int print_offset = 0, const int special_value = 0, const neutrino_locale_t special_value_name = NONEXISTANT_LOCALE, const char * non_localized_name = NULL, bool sliderOn = false );
 
@@ -309,6 +309,7 @@ private:
 	int isMenueOptionChooser(void) const{return 1;}
 	int getWidth(void);
 	void setNumberFormat(std::string format) { numberFormat = format; }
+	void setNumberFormat(std::string (*fun)(int)) { numberFormatFunction = fun; }
 };
 
 class CMenuOptionChooser : public CAbstractMenuOptionChooser