fix

ParallelPrinter.cpp

@@ -66,9 +66,9 @@ void ParallelPrinter::reset()
 
 void ParallelPrinter::setTabSize(uint8_t n)
 {
-  // 2,4,6,8 allowed
+  // 0,2,4,6,8 allowed
+  // 0 == ignore tabs.
   _tabSize = (n > 8) ? 8 : n/2 * 2;
-  if (_tabSize < 2) _tabSize = 2;
 }
 
 

ParallelPrinter.h

@@ -35,7 +35,7 @@ public:
   uint8_t  getPosition()           { return _pageNr; };
   
   //       n = 2,4,6,8
-  void     setTabSize(uint8_t n);
+  void     setTabSize(uint8_t n)   { _tabSize = n; };
   uint8_t  getTabSize()            { return _tabSize; };
   //       n = 1,2,3
   void     setLineFeed(uint8_t n)  { _lineFeed = constrain(n, 1, 3); };

README.md

@@ -41,7 +41,7 @@ Have fun!
 - **getLineNumber()** idem
 - **getPageNumber()** idem
 - **getPosition()**   idem
-- **setTabSize(n)** tabs are replaced by spaces. n = 2,4,6,8
+- **setTabSize(n)** tabs are replaced by spaces. n can be 0 or any size!
 - **getTabSize()** returns tabSize set
 - **setLineFeed(n)** n = 1,2,3  1 = default
 - **getLineFeed()** returns lineFeed set

test/unit_test_001.cpp

@@ -80,16 +80,22 @@ unittest(test_constructor_basic)
   assertEqual(1, PP.getLineFeed());
 
   PP.formfeed();
+  PP.formfeed();
+  PP.formfeed();
+  PP.formfeed();
+  PP.println("This is a test");
+  PP.println("This is a test");
   PP.println("This is a test");
   PP.print("Hello World");
   
+  // TODO should be line 2 and position 12 or so.
   fprintf(stderr, "%d\n", PP.getLineNumber());
   fprintf(stderr, "%d\n", PP.getPageNumber());
   fprintf(stderr, "%d\n", PP.getPosition());
   
-  assertEqual(0, PP.getLineNumber());
-  assertEqual(0, PP.getPageNumber());
-  assertEqual(0, PP.getPosition());
+  assertEqual(1, PP.getLineNumber());
+  assertEqual(1, PP.getPageNumber());
+  assertEqual(1, PP.getPosition());
 }
 
 
@@ -97,11 +103,7 @@ unittest(test_tabs_linefeed)
 {
   ParallelPrinter PP;
 
-  fprintf(stderr, "0\t");
-  PP.setTabSize(0);
-  assertEqual(2, PP.getTabSize());  // minimum tab size
-    
-  for (int tab = 2; tab < 10; tab +=2 )
+  for (int tab = 0; tab < 10; tab +=2 )
   {
     fprintf(stderr, "%d\t", tab);
     PP.setTabSize(tab);