Replace ftostr62sign with ftostr62rj

`ftostr62sign()` is used only when displaing/editing
Steps/mm. A sign is not needed - the value is always positive.
Because the number part is long there is no't much place for the values name.
With this PR the is one more char for the name possible.

Marlin/ultralcd.cpp

@@ -2475,7 +2475,7 @@ void kill_screen(const char* lcd_msg) {
   menu_edit_type(float, float5, ftostr5rj, 0.01);
   menu_edit_type(float, float51, ftostr51sign, 10.0);
   menu_edit_type(float, float52, ftostr52sign, 100.0);
-  menu_edit_type(float, float62, ftostr62sign, 100.0);
+  menu_edit_type(float, float62, ftostr62rj, 100.0);
   menu_edit_type(unsigned long, long5, ftostr5rj, 0.01);
 
   /**

Marlin/ultralcd_impl_DOGM.h

@@ -741,7 +741,7 @@ static void lcd_implementation_status_screen() {
   #define lcd_implementation_drawmenu_setting_edit_float5(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_float52(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr52sign(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_float51(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr51sign(*(data)))
-  #define lcd_implementation_drawmenu_setting_edit_float62(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr62sign(*(data)))
+  #define lcd_implementation_drawmenu_setting_edit_float62(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr62rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_long5(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_bool(sel, row, pstr, pstr2, data) lcd_implementation_drawmenu_setting_edit_generic_P(sel, row, pstr, (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
 
@@ -752,7 +752,7 @@ static void lcd_implementation_status_screen() {
   #define lcd_implementation_drawmenu_setting_edit_callback_float5(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_float52(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr52sign(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_float51(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr51sign(*(data)))
-  #define lcd_implementation_drawmenu_setting_edit_callback_float62(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr62sign(*(data)))
+  #define lcd_implementation_drawmenu_setting_edit_callback_float62(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr62rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_long5(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_bool(sel, row, pstr, pstr2, data, callback) lcd_implementation_drawmenu_setting_edit_generic_P(sel, row, pstr, (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
 

Marlin/ultralcd_impl_HD44780.h

@@ -863,7 +863,7 @@ static void lcd_implementation_status_screen() {
   #define lcd_implementation_drawmenu_setting_edit_float5(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_float52(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr52sign(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_float51(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr51sign(*(data)))
-  #define lcd_implementation_drawmenu_setting_edit_float62(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr62sign(*(data)))
+  #define lcd_implementation_drawmenu_setting_edit_float62(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr62rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_long5(sel, row, pstr, pstr2, data, minValue, maxValue) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_bool(sel, row, pstr, pstr2, data) lcd_implementation_drawmenu_setting_edit_generic_P(sel, row, pstr, '>', (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
 
@@ -875,7 +875,7 @@ static void lcd_implementation_status_screen() {
   #define lcd_implementation_drawmenu_setting_edit_callback_float5(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_float52(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr52sign(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_float51(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr51sign(*(data)))
-  #define lcd_implementation_drawmenu_setting_edit_callback_float62(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr62sign(*(data)))
+  #define lcd_implementation_drawmenu_setting_edit_callback_float62(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr62rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_long5(sel, row, pstr, pstr2, data, minValue, maxValue, callback) lcd_implementation_drawmenu_setting_edit_generic(sel, row, pstr, '>', ftostr5rj(*(data)))
   #define lcd_implementation_drawmenu_setting_edit_callback_bool(sel, row, pstr, pstr2, data, callback) lcd_implementation_drawmenu_setting_edit_generic_P(sel, row, pstr, '>', (*(data))?PSTR(MSG_ON):PSTR(MSG_OFF))
 

Marlin/utility.cpp

@@ -212,18 +212,17 @@ void safe_delay(millis_t ms) {
     return conv;
   }
 
-  // Convert signed float to string with +1234.56 format
+  // Convert unsigned float to string with 1234.56 format omitting trailing zeros
-  char* ftostr62sign(const float& x) {
+  char* ftostr62rj(const float& x) {
     long xx = abs(x * 100);
-    conv[0] = MINUSOR(xx, '+');
+    conv[0] = RJDIGIT(xx, 100000);
-    conv[1] = DIGIMOD(xx, 100000);
+    conv[1] = RJDIGIT(xx, 10000);
-    conv[2] = DIGIMOD(xx, 10000);
+    conv[2] = RJDIGIT(xx, 1000);
-    conv[3] = DIGIMOD(xx, 1000);
+    conv[3] = DIGIMOD(xx, 100);
-    conv[4] = DIGIMOD(xx, 100);
+    conv[4] = '.';
-    conv[5] = '.';
+    conv[5] = DIGIMOD(xx, 10);
-    conv[6] = DIGIMOD(xx, 10);
+    conv[6] = DIGIMOD(xx, 1);
-    conv[7] = DIGIMOD(xx, 1);
+    conv[7] = '\0';
-    conv[8] = '\0';
     return conv;
   }
 

Marlin/utility.h

@@ -63,8 +63,8 @@ void safe_delay(millis_t ms);
   // Convert signed float to string with +123.45 format
   char* ftostr52sign(const float& x);
 
-  // Convert signed float to string with +1234.56 format
+  // Convert unsigned float to string with 1234.56 format omitting trailing zeros
-  char* ftostr62sign(const float& x);
+  char* ftostr62rj(const float& x);
 
   // Convert float to rj string with 123 or -12 format
   FORCE_INLINE char *ftostr3(const float& x) { return itostr3((int)x); }