- fixed the Gerber parser to work for the case of having coordinates with negative values and the trailing zeros are removed and leading zeros are kept

CHANGELOG.md

@@ -7,6 +7,10 @@ CHANGELOG for FlatCAM beta
 
 =================================================
 
+7.05.2021
+
+ - fixed the Gerber parser to work for the case of having coordinates with negative values and the trailing zeros are removed and leading zeros are kept 
+
 3.05.2021
 
 - changed the save_project() method such that when the project is saved as compressed now the compression is first done in memory and only after that the app will attempt to write it to a file on disk

appParsers/ParseGerber.py

@@ -2670,6 +2670,19 @@ def parse_gerber_number(strnumber, int_digits, frac_digits, zeros):
 
     if zeros == 'T':
         int_val = int(strnumber)
+        if int_val >= 0:
             ret_val = (int_val * (10 ** ((int_digits + frac_digits) - len(strnumber)))) * (10 ** (-frac_digits))
+        else:
+            # negative number therefore we have a '-' char in front of the strnumber
+            ret_val = (int_val * (10 ** ((int_digits + frac_digits + 1) - len(strnumber)))) * (10 ** (-frac_digits))
+
+        # if strnumber[0] == '-':
+        #     int_val = strnumber[:(int_digits+1)]
+        #     frac_val = strnumber[(int_digits+1):]
+        # else:
+        #     int_val = strnumber[:int_digits]
+        #     frac_val = strnumber[(int_digits):]
+        # ret_val = '%s.%s' % (int_val, frac_val)
+        # ret_val = float(ret_val)
 
     return ret_val