From b8a455db9b0f5cf0c058346be9dfcd85754b8e4d Mon Sep 17 00:00:00 2001
From: Kari Salminen
Date: Wed, 23 Jan 2008 00:06:10 +0000
Subject: Define and use enumerations for AGI Mouse protocol 1.0's button
 states.

svn-id: r30620
---
 engines/agi/agi.cpp | 6 +++---
 engines/agi/agi.h   | 8 ++++++++
 2 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/engines/agi/agi.cpp b/engines/agi/agi.cpp
index 570bc29732..59beb087f2 100644
--- a/engines/agi/agi.cpp
+++ b/engines/agi/agi.cpp
@@ -83,14 +83,14 @@ void AgiEngine::processEvents() {
 			break;
 		case Common::EVENT_LBUTTONDOWN:
 			key = BUTTON_LEFT;
-			g_mouse.button = 1;
+			g_mouse.button = kAgiMouseButtonLeft;
 			keyEnqueue(key);
 			g_mouse.x = event.mouse.x;
 			g_mouse.y = event.mouse.y;
 			break;
 		case Common::EVENT_RBUTTONDOWN:
 			key = BUTTON_RIGHT;
-			g_mouse.button = 2;
+			g_mouse.button = kAgiMouseButtonRight;
 			keyEnqueue(key);
 			g_mouse.x = event.mouse.x;
 			g_mouse.y = event.mouse.y;
@@ -109,7 +109,7 @@ void AgiEngine::processEvents() {
 			break;
 		case Common::EVENT_LBUTTONUP:
 		case Common::EVENT_RBUTTONUP:
-			g_mouse.button = 0;
+			g_mouse.button = kAgiMouseButtonUp;
 			g_mouse.x = event.mouse.x;
 			g_mouse.y = event.mouse.y;
 			break;
diff --git a/engines/agi/agi.h b/engines/agi/agi.h
index 42d6b016f0..b6358bd405 100644
--- a/engines/agi/agi.h
+++ b/engines/agi/agi.h
@@ -220,6 +220,14 @@ struct Mouse {
 	unsigned int y;
 };
 
+// Used by AGI Mouse protocol 1.0 for v27 (i.e. button pressed -variable).
+enum AgiMouseButton {
+	kAgiMouseButtonUp,    // Mouse button is up (not pressed)
+	kAgiMouseButtonLeft,  // Left mouse button
+	kAgiMouseButtonRight, // Right mouse button
+	kAgiMouseButtonMiddle // Middle mouse button
+};
+
 #define report printf
 
 enum GameId {
-- 
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