Diff: RA8875.h

Revision:

40:04aa280dfa39

Parent:

38:38d503b4fad6

Child:

41:2956a0a221e5

diff -r 805cee56872d -r 04aa280dfa39 RA8875.h
--- a/RA8875.h	Sun Jan 26 02:02:29 2014 +0000
+++ b/RA8875.h	Tue Feb 04 02:58:06 2014 +0000
@@ -103,10 +103,10 @@
     } alignment_t;    
     
     /// Scale factor - 1, 2, 3 4
-    typedef unsigned int HorizontalScale;
+    typedef int HorizontalScale;
     
     /// Scale factor - 1, 2, 3, 4
-    typedef unsigned int VerticalScale;
+    typedef int VerticalScale;
 
     /// Clear screen region
     typedef enum
@@ -334,14 +334,20 @@
     ///
     /// @param hScale defaults to 1, but can be 1, 2, 3, or 4,
     ///     and scales the font size by this amount.
-    /// @param vScale defaults to 1, but can be 1, 2, 3, or 4,
-    ///     and scales the font size by this amount.
+    /// @param vScale is an optional parameter that defaults to the hScale value, 
+    ///     but can be 1, 2, 3, or 4, and scales the font size by this amount.
+    ///
+    /// @code
+    ///     lcd.SetTextFontSize(2);     // Set the font to 2x normal size
+    ///     lcd.SetTextFontSize(2,3);   // Set the font to 2x Width and 3x Height
+    ///     lcd.SetTextFontSize();      // Restore to normal size in both dimensions
+    /// @endcode
     ///
     /// @note if either hScale or vScale is outside of its permitted range,
     ///     the command is not executed.
     /// @returns success/failure code. @see RetCode_t.
     ///
-    RetCode_t SetTextFontSize(HorizontalScale hScale = 1, VerticalScale vScale = 1);
+    RetCode_t SetTextFontSize(HorizontalScale hScale = 1, VerticalScale vScale = -1);
     
     /// put a character on the screen.
     ///