From 35d51085a14319a767bcafa79617a6d3413cae0f Mon Sep 17 00:00:00 2001
From: Jonathan Puckey <me@jonathanpuckey.com>
Date: Sat, 14 May 2011 12:59:21 +0200
Subject: [PATCH 1/2] Tool: fix problem where document was being redrawn
 onMouseMove with only an onMouseDrag handler (should only happen on touch
 devices)

---
 src/tool/Tool.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/tool/Tool.js b/src/tool/Tool.js
index 0717fccd..3a5a9f90 100644
--- a/src/tool/Tool.js
+++ b/src/tool/Tool.js
@@ -45,7 +45,8 @@ var Tool = this.Tool = ToolHandler.extend(new function() {
 					// If the event was triggered by a touch screen device,
 					// prevent the default behaviour, as it will otherwise
 					// scroll the page:
-					if (event && event.targetTouches)
+					var touchDevice = event && event.targetTouches;
+					if (touchDevice)
 						event.preventDefault();
 					var point = event && viewToArtwork(event, that._document);
 					// If there is only an onMouseMove handler, call it when
@@ -58,7 +59,7 @@ var Tool = this.Tool = ToolHandler.extend(new function() {
 					} else if (!dragging || onlyMove) {
 						that.onHandleEvent('mousemove', point, event);
 					}
-					if (that.onMouseMove || that.onMouseDrag)
+					if (that.onMouseMove || (touchDevice && that.onMouseDrag))
 						that._document.redraw();
 				},
 

From 2bfe42da0515bcdfa45fe2678f7a7d7701ac7db0 Mon Sep 17 00:00:00 2001
From: Jonathan Puckey <me@jonathanpuckey.com>
Date: Sat, 14 May 2011 13:03:18 +0200
Subject: [PATCH 2/2] Have the CompoundPath constructor reverse the segments of
 all paths passed to it except for the first one. Introduce 'keepDirection'
 option to allow importing of already existing CompoundPath items.

---
 src/path/CompoundPath.js | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/path/CompoundPath.js b/src/path/CompoundPath.js
index 772d1044..1189327a 100644
--- a/src/path/CompoundPath.js
+++ b/src/path/CompoundPath.js
@@ -15,12 +15,20 @@
  */
 
 var CompoundPath = this.CompoundPath = PathItem.extend({
-	initialize: function(items) {
+	// PORT: port the reversing of segments and keepDirection flag
+	initialize: function(items, keepDirection) {
 		this.base();
 		this.children = [];
 		if (items) {
-			for (var i = 0, l = items.length; i < l; i++)
+			for (var i = 0, l = items.length; i < l; i++) {
+				var item = items[i];
+				// All paths except for the first one are reversed when
+				// creating a compound path, so that they draw holes.
+				// When keepDirection is set to true, child paths aren't reversed.
+				if (!keepDirection && i != l - 1)
+					item.reverse();
 				this.appendTop(items[i]);
+			}
 		}
 	},