1 files changed, 114 insertions, 0 deletions
diff --git a/source/presentation/KeyboardHandler.cpp b/source/presentation/KeyboardHandler.cpp
new file mode 100644
index 0000000..b588cbe
--- /dev/null
+++ b/source/presentation/KeyboardHandler.cpp
@@ -0,0 +1,114 @@
+#include "KeyboardHandler.h"
+
+KeyboardHandler::KeyboardHandler(Maze::Direction currentFacing)
+    :_up(false),
+    _down(false),
+    _left(false),
+    _right(false),
+    _smokescreen(false),
+    _previousFacing(currentFacing)
+{
+    _keyboardEvents = al_create_event_queue();
+    al_register_event_source(_keyboardEvents, al_get_keyboard_event_source());
+}
+
+KeyboardHandler::KeyboardHandler(const KeyboardHandler& ref)
+    :_up(ref._up),
+    _down(ref._down),
+    _left(ref._left),
+    _right(ref._right),
+    _smokescreen(ref._smokescreen),
+    _previousFacing(ref._previousFacing)
+{
+    _keyboardEvents = al_create_event_queue();
+    al_register_event_source(_keyboardEvents, al_get_keyboard_event_source());
+}
+
+KeyboardHandler& KeyboardHandler::operator=(const KeyboardHandler& rhs)
+{
+    _up = rhs._up;
+    _down = rhs._down;
+    _left = rhs._left;
+    _right = rhs._right;
+    _smokescreen = rhs._smokescreen;
+    _previousFacing = rhs._previousFacing;
+
+    if (_keyboardEvents!=rhs._keyboardEvents) al_destroy_event_queue(_keyboardEvents);
+
+    _keyboardEvents = al_create_event_queue();
+    al_register_event_source(_keyboardEvents, al_get_keyboard_event_source());
+
+    return *this;
+}
+
+KeyboardHandler::~KeyboardHandler()
+{
+    al_destroy_event_queue(_keyboardEvents);
+}
+
+void KeyboardHandler::updateFlags()
+{
+    ALLEGRO_EVENT event;
+    while (al_get_next_event(_keyboardEvents, &event))
+    {
+        if (event.type==ALLEGRO_EVENT_KEY_DOWN)
+        {
+            switch (event.keyboard.keycode)
+            {
+                case UP_KEY:
+                    _up = true;
+                    break;
+                case DOWN_KEY:
+                    _down = true;
+                    break;
+                case LEFT_KEY:
+                    _left = true;
+                    break;
+                case RIGHT_KEY:
+                    _right = true;
+                    break;
+                case SMOKESCREEN_KEY:
+                    _smokescreen = true;
+                    break;
+            }
+        }
+        else if (event.type==ALLEGRO_EVENT_KEY_UP)
+        {
+            switch (event.keyboard.keycode)
+            {
+                case UP_KEY:
+                    _up = false;
+                    break;
+                case DOWN_KEY:
+                    _down = false;
+                    break;
+                case LEFT_KEY:
+                    _left = false;
+                    break;
+                case RIGHT_KEY:
+                    _right = false;
+                    break;
+                case SMOKESCREEN_KEY:
+                    _smokescreen = false;
+                    break;
+            }
+        }
+    }
+}
+
+Maze::Direction KeyboardHandler::getFacing()
+{
+    updateFlags();
+
+    if (_up) _previousFacing = Maze::UP;
+    else if (_down) _previousFacing = Maze::DOWN;
+    else if (_left) _previousFacing = Maze::LEFT;
+    else if (_right) _previousFacing = Maze::RIGHT;
+
+    return _previousFacing;
+}
+
+bool KeyboardHandler::getSmokescreen()
+{
+    return _smokescreen;
+}