move number display into function

src/main.cpp

@@ -77,6 +77,7 @@ float getWeightSpread();
 void sendWeight(float w);
 bool cmdHandler(const HomieRange& range, const String& value);
 void powerOff();
+void displayNumber(float numberdisplay);
 
 
 void setup() {
@@ -207,75 +208,7 @@ void loopHandler() {
 
   if (loopmillis > last_displayupdate + DISPLAYUPDATEINTERVAL) {
     last_displayupdate=loopmillis;
-    uint8_t displayresolution=3; //how many digits after dot
+    displayNumber(weight_current);    
-    float numberdisplay=weight_current;
-    bool _negative=false;
-    if (numberdisplay<0) {
-      numberdisplay*=-1;
-      _negative=true;
-    }
-    if ((numberdisplay>999.9) | (displayresolution==0)) {
-      display.showNumberDec((int)(numberdisplay+0.5), false); //just diplay number
-    }else{
-      uint8_t d1=0;
-      uint8_t d2=0;
-      uint8_t d3=0;
-      uint8_t d4=0;
-      if(numberdisplay<10 && displayresolution>=3) { // 5.241,   0.005 etc.
-        int _number=(int)(numberdisplay*1000+0.5); //in 1000th kg rounded
-        d1=_number%10;
-        d2=(_number/10)%10;
-        d3=(_number/100)%10;
-        d4=(_number/1000)%10;
-        display_data[3] = display.encodeDigit(d1); //rightmost digit
-        display_data[2] = display.encodeDigit(d2);
-        display_data[1] = display.encodeDigit(d3);
-        display_data[0] = display.encodeDigit(d4); //leftmost digit
-        display_data[0] |= SEG_DP; //add decimal point after left most digit
-      }else if(numberdisplay<100 && displayresolution>=2) { //10.24,  99.20
-        int _number=(int)(numberdisplay*100+0.5); //in 100th kg rounded
-        d1=_number%10;
-        d2=(_number/10)%10;
-        d3=(_number/100)%10;
-        d4=(_number/1000)%10;
-        display_data[3] = display.encodeDigit(d1); //rightmost digit
-        display_data[2] = display.encodeDigit(d2);
-        display_data[1] = display.encodeDigit(d3);
-        display_data[1] |= SEG_DP; //add decimal point after second digit from the left
-        display_data[0] = display.encodeDigit(d4); //leftmost digit
-        if (d4==0) { //number smaller than 1000
-          display_data[0]={0}; //turn off left segment
-        }
-      }else if (numberdisplay<1000 && displayresolution>=1) //100.0,  999.9
-      {        
-        int _number=(int)(numberdisplay*10+0.5); //in 10th kg rounded
-        d1=_number%10;
-        d2=(_number/10)%10;
-        d3=(_number/100)%10;
-        d4=(_number/1000)%10;
-        display_data[3] = display.encodeDigit(d1); //rightmost digit
-        display_data[2] = display.encodeDigit(d2);
-        display_data[2] |= SEG_DP; //add decimal point after second digit from the right
-        display_data[1] = display.encodeDigit(d3);
-        display_data[0] = display.encodeDigit(d4); //leftmost digit
-        if (d4==0) { //number smaller than 1000
-          display_data[0]={0}; //turn off left segment
-          if (d3==0) { //number smaller than 100
-            display_data[1]={0}; //turn off 2nd from left segment
-          }
-        }
-      }
-
-      if (_negative) { //show negative number by using rightmost dot
-        display_data[3] |= SEG_DP;
-      }
-
-      Serial.println();
-      display.setSegments(display_data);
-      
-    }
-
-    
   }
 
   /*
@@ -388,4 +321,74 @@ void powerOff() {
   Serial.flush();
   delay(100);
   digitalWrite(PIN_SELFENABLE, LOW);
+}
+
+
+void displayNumber(float numberdisplay) {
+  uint8_t displayresolution=3; //how many digits after dot
+    bool _negative=false;
+    if (numberdisplay<0) {
+      numberdisplay*=-1;
+      _negative=true;
+    }
+    if ((numberdisplay>999.9) | (displayresolution==0)) {
+      display.showNumberDec((int)(numberdisplay+0.5), false); //just diplay number
+    }else{
+      uint8_t d1=0;
+      uint8_t d2=0;
+      uint8_t d3=0;
+      uint8_t d4=0;
+      if(numberdisplay<10 && displayresolution>=3) { // 5.241,   0.005 etc.
+        int _number=(int)(numberdisplay*1000+0.5); //in 1000th kg rounded
+        d1=_number%10;
+        d2=(_number/10)%10;
+        d3=(_number/100)%10;
+        d4=(_number/1000)%10;
+        display_data[3] = display.encodeDigit(d1); //rightmost digit
+        display_data[2] = display.encodeDigit(d2);
+        display_data[1] = display.encodeDigit(d3);
+        display_data[0] = display.encodeDigit(d4); //leftmost digit
+        display_data[0] |= SEG_DP; //add decimal point after left most digit
+      }else if(numberdisplay<100 && displayresolution>=2) { //10.24,  99.20
+        int _number=(int)(numberdisplay*100+0.5); //in 100th kg rounded
+        d1=_number%10;
+        d2=(_number/10)%10;
+        d3=(_number/100)%10;
+        d4=(_number/1000)%10;
+        display_data[3] = display.encodeDigit(d1); //rightmost digit
+        display_data[2] = display.encodeDigit(d2);
+        display_data[1] = display.encodeDigit(d3);
+        display_data[1] |= SEG_DP; //add decimal point after second digit from the left
+        display_data[0] = display.encodeDigit(d4); //leftmost digit
+        if (d4==0) { //number smaller than 1000
+          display_data[0]={0}; //turn off left segment
+        }
+      }else if (numberdisplay<1000 && displayresolution>=1) //100.0,  999.9
+      {        
+        int _number=(int)(numberdisplay*10+0.5); //in 10th kg rounded
+        d1=_number%10;
+        d2=(_number/10)%10;
+        d3=(_number/100)%10;
+        d4=(_number/1000)%10;
+        display_data[3] = display.encodeDigit(d1); //rightmost digit
+        display_data[2] = display.encodeDigit(d2);
+        display_data[2] |= SEG_DP; //add decimal point after second digit from the right
+        display_data[1] = display.encodeDigit(d3);
+        display_data[0] = display.encodeDigit(d4); //leftmost digit
+        if (d4==0) { //number smaller than 1000
+          display_data[0]={0}; //turn off left segment
+          if (d3==0) { //number smaller than 100
+            display_data[1]={0}; //turn off 2nd from left segment
+          }
+        }
+      }
+
+      if (_negative) { //show negative number by using rightmost dot
+        display_data[3] |= SEG_DP;
+      }
+
+      Serial.println();
+      display.setSegments(display_data);
+      
+    }
 }