Expose the timeOut variable

Fixes #4.

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>

README.md

@@ -102,7 +102,16 @@ void setup (void) {
 The plugin provides a `TapDance` object, but to implement the actions, we need
 to define a function ([`tapDanceAction`][tdaction]) outside of the object. A
 handler, of sorts. Nevertheless, the plugin provides one macro that is
-particularly useful:
+particularly useful: `tapDanceActionKeys`. Apart from that, it provides one
+method only:
+
+### `.timeOut`
+
+> The number of loop iterations to wait before a tap-dance sequence times out.
+> Once the sequence timed out, the action for it will trigger, even without an
+> interruptor. Defaults to 5, and the timer resets with every tap of the same
+
+> Not strictly a method, it is a variable one can assign a new value to.
 
 ### `tapDanceActionKeys(tapCount, tapDanceAction, keys...)`
 

src/Akela/TapDance.cpp

@@ -23,7 +23,7 @@ using namespace Akela::Ranges;
 namespace Akela {
   // --- state ---
   uint16_t TapDance::timer;
-  uint16_t TapDance::timeOut = 5;
+  uint8_t TapDance::timeOut = 5;
   uint8_t TapDance::tapCount[32];
   uint32_t TapDance::pressedState;
   uint32_t TapDance::triggeredState;

src/Akela/TapDance.h

@@ -42,12 +42,12 @@ namespace Akela {
     TapDance (void);
 
     virtual void begin (void) final;
+    static uint8_t timeOut;
 
     void actionKeys (uint8_t tapCount, ActionType tapDanceAction, uint8_t maxKeys, const Key tapKeys[]);
 
   private:
     static uint16_t timer;
-    static uint16_t timeOut;
     static uint8_t tapCount[32];
     static uint32_t pressedState;
     static uint32_t triggeredState;