state-handler: #6 add basic states

Add the states:
- init
- manual
- auto

.vscode/settings.json

@@ -0,0 +1,5 @@
+{
+    "C_Cpp.autocompleteAddParentheses": true,
+    "files.autoSave": "onFocusChange",
+    "C_Cpp.codeAnalysis.clangTidy.enabled": true
+}

StateHandler/inc/StateHandler.h

@@ -99,6 +99,31 @@ private:
   bool current_mode;
   Counter set[2] = { { 0, 100 }, { 0, 120 } };
   LiquidCrystal *_lcd;
+
+  /** Initialization state
+   *
+   * @param event event of the state
+   */
+  void stateInit (const Event &event);
+
+  /** Manual state
+   *
+   * - set current speed
+   * - print current pressure
+   *
+   * @param event event of the state
+   */
+  void stateManual (const Event &event);
+
+  /** Automated state
+   *
+   * - print current pressure
+   * - print set pressure
+   * - inc/dec fan speed
+   *
+   * @param event
+   */
+  void stateAuto (const Event &event);
 };
 
 #endif /* STATE_HANDLER_H_ */

StateHandler/src/StateHandler.cpp

@@ -62,13 +62,50 @@ StateHandler::SetState (state_pointer newstate)
   (this->*current) (Event (Event::eEnter));
 }
 
-void StateHandler::HandleState(const Event &event){
-	(this->*current)(event);
+void
+stateInit (const Event &event)
+{
+  switch (event.type)
+    {
+    case Event::eEnter:
+      break;
+    case Event::eExit:
+      break;
+    case Event::eKey:
+      break;
+    case Event::eTick:
+      break;
+    }
 }
 
-void StateHandler::SetState(state_pointer newstate){
-	(this->*current)(Event(Event::eExit));
-	current = newstate;
-	(this->*current)(Event(Event::eEnter));
-
+void
+stateManual (const Event &event)
+{
+  switch (event.type)
+    {
+    case Event::eEnter:
+      break;
+    case Event::eExit:
+      break;
+    case Event::eKey:
+      break;
+    case Event::eTick:
+      break;
+    }
 }
+
+void
+stateAuto (const Event &event)
+{
+  switch (event.type)
+    {
+    case Event::eEnter:
+      break;
+    case Event::eExit:
+      break;
+    case Event::eKey:
+      break;
+    case Event::eTick:
+      break;
+    }
+}