Adding new PCI listener implementation.

keywords.txt

@@ -12,3 +12,7 @@ PciListener	KEYWORD1
 pciHandleInterrupt	KEYWORD2
 
 PciListenerImp	KEYWORD1
+
+PciListenerImp2	KEYWORD1
+init	KEYWORD2
+lastVal KEYWORD2

library.properties

@@ -1,5 +1,5 @@
 name=PciManager
-version=2.0.0
+version=2.1.0
 author=Balazs Kelemen <prampec+arduino@gmail.com>
 maintainer=Balazs Kelemen <prampec+arduino@gmail.com>
 sentence=This library helps you manage Pin Change Interrupts: subscribe and receive change events.

src/IPciChangeHandler.h

@@ -0,0 +1,46 @@
+/**
+ * File: IPciHandler.h
+ * Description:
+ * PciManager library is an easy to use Pin Change Interrupt manager for Arduino.
+ *
+ * Author: Balazs Kelemen
+ * Contact: prampec+arduino@gmail.com
+ * Copyright: 2012 Balazs Kelemen
+ * Copying permission statement:
+    This file is part of PciManager.
+
+    PciManager is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#ifndef PCI_IPCICHANGEHANDLER_H
+#define PCI_IPCICHANGEHANDLER_H
+
+#include <Arduino.h>
+
+/**
+ * PinChangeInterrupt listener abstract class. Please override this class with a custom pciHandleInterrupt() callback
+ * to be used in PciListenerImpl2.
+ */
+class IPciChangeHandler {
+  public:
+    /**
+     * This method will be called by the PciManager on pin change. The function will be fired only when to corresponding pin
+     * was changed. See PciListenerImpl2 for details.
+     */
+    virtual void pciHandleChange(byte changedTo, PciListenerImp2* listener);
+};
+
+#endif
+

src/PciListenerImp2.cpp

@@ -0,0 +1,52 @@
+/**
+ * File: PciListenerImp2.cpp
+ * Description:
+ * PciManager library is an easy to use Pin Change Interrupt manager for Arduino.
+ *
+ * Author: Balazs Kelemen
+ * Contact: prampec+arduino@gmail.com
+ * Copyright: 2012 Balazs Kelemen
+ * Copying permission statement:
+    This file is part of PciManager.
+
+    PciManager is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include "Arduino.h"
+#include "PciListenerImp2.h"
+#include <IPciChangeHandler.h>
+
+PciListenerImp2::PciListenerImp2() {
+}
+
+void PciListenerImp2::init(byte pin, IPciChangeHandler* handler, bool pullUp) {
+  this->pciPin = pin;
+  this->_pciChangeHandler = handler;
+  this->lastVal = digitalRead(this->pciPin);
+
+  if(pullUp) {
+    pinMode(pin, INPUT_PULLUP);
+  } else {
+    pinMode(pin, INPUT);
+  }
+}
+
+void PciListenerImp2::pciHandleInterrupt(byte vect) {
+  byte val = digitalRead(this->pciPin);
+  if(val != this->lastVal) {
+    this->lastVal = val;
+    this->_pciChangeHandler->pciHandleChange(val, this);
+  }
+}

src/PciListenerImp2.h

@@ -0,0 +1,57 @@
+/**
+ * File: PciListenerImp2.h
+ * Description:
+ * PciManager library is an easy to use Pin Change Interrupt manager for Arduino.
+ *
+ * Author: Balazs Kelemen
+ * Contact: prampec+arduino@gmail.com
+ * Copyright: 2012 Balazs Kelemen
+ * Copying permission statement:
+    This file is part of PciManager.
+
+    PciManager is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#ifndef PCI_LISTENERIMP2_H
+#define PCI_LISTENERIMP2_H
+
+#include <Arduino.h>
+#include <PciListener.h>
+
+class IPciChangeHandler;
+
+/**
+ * An extended PinChangeInterrupt listener implementation.
+ * The difference between this, and PciListenerImpl, is that this also passes the listener instance to the handler on event.
+ */
+class PciListenerImp2 : public PciListener
+{
+  public:
+    PciListenerImp2();
+    /**
+     * Initialize the listener.
+     *  - pin - Pin to listen
+     *  - handler - Handler
+     *  - puppUp - Set true, to have the pin set in pullup mode.
+     */
+    void init(byte pin, IPciChangeHandler* handler, bool pullUp = false);
+    virtual void pciHandleInterrupt(byte vector);
+    byte lastVal;
+  private:
+    IPciChangeHandler* _pciChangeHandler;
+};
+
+#endif
+