From 290c6643f531a30dd1218aae1f550ea822bc2d4b Mon Sep 17 00:00:00 2001
From: Henrik Hautakoski <henrik.hautakoski@gmail.com>
Date: Sat, 1 Feb 2020 22:28:21 +0100
Subject: [PATCH] Platform/Win32/Win32Mouse: implement isButtonDown() using
 GetAsyncKeyState() and remove m_state and m_tracked.

---
 source/Platform/Win32/Win32Mouse.cpp | 15 ++++++++++++---
 source/Platform/Win32/Win32Mouse.h   |  4 ----
 2 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/source/Platform/Win32/Win32Mouse.cpp b/source/Platform/Win32/Win32Mouse.cpp
index da586ae..74b2d83 100644
--- a/source/Platform/Win32/Win32Mouse.cpp
+++ b/source/Platform/Win32/Win32Mouse.cpp
@@ -26,8 +26,6 @@ static RECT GetClientArea(HWND hwnd) {
 
 void Win32Mouse::init()
 {
-	memset(m_state, 0, Mouse::Button::NUM_MBUTTONS);
-	m_tracked = false;
 }
 
 Vector2f Win32Mouse::getPosition() const
@@ -37,7 +35,18 @@ Vector2f Win32Mouse::getPosition() const
 
 bool Win32Mouse::isButtonDown(Mouse::Button button) const
 {
-	return m_state[button];
+	int btn;
+
+	switch(button) {
+	case Mouse::Left : 		btn = VK_LBUTTON; 	break;
+	case Mouse::Right : 	btn = VK_RBUTTON; 	break;
+	case Mouse::Middle : 	btn = VK_MBUTTON; 	break;
+	case Mouse::Button1 : 	btn = VK_XBUTTON1; 	break;
+	case Mouse::Button2 : 	btn = VK_XBUTTON2; 	break;
+	default: btn = 0;
+	}
+
+	return ::GetAsyncKeyState(btn) & 0x8000;
 }
 
 void Win32Mouse::update(InputModule *input)
diff --git a/source/Platform/Win32/Win32Mouse.h b/source/Platform/Win32/Win32Mouse.h
index 33994c4..730e01c 100644
--- a/source/Platform/Win32/Win32Mouse.h
+++ b/source/Platform/Win32/Win32Mouse.h
@@ -28,10 +28,6 @@ protected :
 
 protected :
 	Vector2f m_position;
-
-	bool m_state[Mouse::Button::NUM_MBUTTONS];
-
-	bool m_tracked;
 };
 
 } // namespace sp