Refactoring

PortabilityLayer/PLKeyEncoding.cpp

@@ -0,0 +1,57 @@
+#include "PLKeyEncoding.h"
+
+#include <assert.h>
+
+static bool BitTestEitherSpecial(const KeyDownStates &keyMap, int eitherSpecial)
+{
+	switch (eitherSpecial)
+	{
+	case KeyEventEitherSpecialCategories::kAlt:
+		return keyMap.m_special.Get(GpKeySpecials::kLeftAlt) || keyMap.m_special.Get(GpKeySpecials::kRightAlt);
+	case KeyEventEitherSpecialCategories::kShift:
+		return keyMap.m_special.Get(GpKeySpecials::kLeftShift) || keyMap.m_special.Get(GpKeySpecials::kRightShift);
+	case KeyEventEitherSpecialCategories::kControl:
+		return keyMap.m_special.Get(GpKeySpecials::kLeftCtrl) || keyMap.m_special.Get(GpKeySpecials::kRightCtrl);
+	default:
+		assert(false);
+		return false;
+	}
+}
+
+bool KeyDownStates::IsSet(intptr_t encodedKey) const
+{
+	const KeyEventType evtType = PL_KEY_GET_EVENT_TYPE(encodedKey);
+	const int evtValue = PL_KEY_GET_VALUE(encodedKey);
+
+	switch (evtType)
+	{
+	case KeyEventType_Special:
+		return m_special.Get(evtValue);
+	case KeyEventType_ASCII:
+		return m_ascii.Get(evtValue);
+	case KeyEventType_MacRoman:
+		assert(evtValue >= 128 && evtValue < 256);
+		return m_macRoman.Get(evtValue - 128);
+	case KeyEventType_NumPadNumber:
+		return m_numPadNumber.Get(evtValue);
+	case KeyEventType_NumPadSpecial:
+		return m_numPadSpecial.Get(evtValue);
+	case KeyEventType_FKey:
+		assert(evtValue >= 1 && evtValue <= GpFKeyMaximumInclusive);
+		return m_fKey.Get(evtValue - 1);
+	case KeyEventType_EitherSpecial:
+		return BitTestEitherSpecial(*this, evtValue);
+	case KeyEventType_GamepadButton:
+	{
+		unsigned int playerNum = evtValue & ((1 << PL_INPUT_PLAYER_INDEX_BITS) - 1);
+		assert(playerNum < PL_INPUT_MAX_PLAYERS);
+		unsigned int button = evtValue >> PL_INPUT_PLAYER_INDEX_BITS;
+
+		return m_gamepadButtons[playerNum].Get(button);
+	}
+	break;
+	default:
+		assert(false);
+		return false;
+	}
+}