From 0dc0835dc35ce3f569345835cf6981afc7f6ca32 Mon Sep 17 00:00:00 2001
From: SimonHung <simonhg@ms85.url.com.tw>
Date: Wed, 30 Sep 2020 21:43:50 +0800
Subject: [PATCH] Lode Runner v2.21i, AI_VERSION=4

Editor mode: only left mouse button support draw/erase tile !
Modified file: lodeRunner.edit.js
---
 lodeRunner.def.js  |  2 +-
 lodeRunner.edit.js | 28 +++++++++++++++++++++++-----
 2 files changed, 24 insertions(+), 6 deletions(-)

diff --git a/lodeRunner.def.js b/lodeRunner.def.js
index 8508ae8..9407f06 100644
--- a/lodeRunner.def.js
+++ b/lodeRunner.def.js
@@ -1,4 +1,4 @@
-var VERSION = "2.21g";
+var VERSION = "2.21i";
 var AI_VERSION = 4;
 
 var NO_OF_TILES_X = 28,
diff --git a/lodeRunner.edit.js b/lodeRunner.edit.js
index b855b87..0039415 100644
--- a/lodeRunner.edit.js
+++ b/lodeRunner.edit.js
@@ -794,15 +794,33 @@ function saveEditLevel()
 	
 function stageMouseDown(event)
 {
-	mouseDown = 1;
-	//console.log("DOWN");
+	var e = event.nativeEvent;
+	// ------------------------------------------------------------------------
+	// nativeEvent: https://createjs.com/docs/easeljs/classes/MouseEvent.html
+	// which: https://www.w3schools.com/jsref/event_which.asp
+	// ------------------------------------------------------------------------
+	if( e.which === undefined || e.which == 1 ) { // 1: left, 2: middle, 3: right 
+		// only support left mouse button
+		mouseDown = 1;
+		//console.log(e.which)
+		//console.log("DOWN");
+	} 	
 }
 	
 function stageMouseUp(event)
 {
-	mouseDown = 0;
-	lastDown = {x:-1, y:-1};
-	//console.log("UP");
+	var e = event.nativeEvent;	
+	// ------------------------------------------------------------------------
+	// nativeEvent: https://createjs.com/docs/easeljs/classes/MouseEvent.html
+	// which: https://www.w3schools.com/jsref/event_which.asp
+	// ------------------------------------------------------------------------
+	if( e.which === undefined || e.which == 1 ) { // 1: left, 2: middle, 3: right
+		// only support left mouse button
+		mouseDown = 0;
+		lastDown = {x:-1, y:-1};
+		//console.log(e.which)
+		//console.log("UP");
+	}
 }
 
 function initMapInfo()