From 1f09812ad23208016f0046ef2d1187f15958a822 Mon Sep 17 00:00:00 2001
From: Todd Stinson <stinson@lindenlab.com>
Date: Tue, 10 Apr 2012 18:42:36 -0700
Subject: Modifying the behavior so that the user is able to drag the start/end
 points, but holding ctrl/shift while hovering will still not be destructive
 to the old values.

---
 indra/newview/llpathfindingpathtool.cpp | 62 +++++++++++++++++++++++++++++++++
 indra/newview/llpathfindingpathtool.h   |  7 ++++
 2 files changed, 69 insertions(+)

diff --git a/indra/newview/llpathfindingpathtool.cpp b/indra/newview/llpathfindingpathtool.cpp
index 594682c530..4eb6068e42 100644
--- a/indra/newview/llpathfindingpathtool.cpp
+++ b/indra/newview/llpathfindingpathtool.cpp
@@ -83,11 +83,73 @@ BOOL LLPathfindingPathTool::handleMouseDown(S32 pX, S32 pY, MASK pMask)
 		computeFinalPath();
 
 		returnVal = TRUE;
+		setMouseCapture(TRUE);
 	}
 
 	return returnVal;
 }
 
+BOOL LLPathfindingPathTool::handleMouseUp(S32 pX, S32 pY, MASK pMask)
+{
+	BOOL returnVal = FALSE;
+
+	if (isAnyPathToolModKeys(pMask))
+	{
+		LLVector3 dv = gViewerWindow->mouseDirectionGlobal(pX, pY);
+		LLVector3 mousePos = LLViewerCamera::getInstance()->getOrigin();
+		LLVector3 rayStart = mousePos;
+		LLVector3 rayEnd = mousePos + dv * 150;
+
+		if (isPointAModKeys(pMask))
+		{
+			setFinalA(rayStart, rayEnd);
+		}
+		else if (isPointBModKeys(pMask))
+		{
+			setFinalB(rayStart, rayEnd);
+		}
+		computeFinalPath();
+
+		setMouseCapture(FALSE);
+		returnVal = TRUE;
+	}
+
+	return returnVal;
+}
+
+BOOL LLPathfindingPathTool::handleMiddleMouseDown(S32 pX, S32 pY, MASK pMask)
+{
+	setMouseCapture(TRUE);
+
+	return TRUE;
+}
+
+BOOL LLPathfindingPathTool::handleMiddleMouseUp(S32 pX, S32 pY, MASK pMask)
+{
+	setMouseCapture(FALSE);
+
+	return TRUE;
+}
+
+BOOL LLPathfindingPathTool::handleRightMouseDown(S32 pX, S32 pY, MASK pMask)
+{
+	setMouseCapture(TRUE);
+
+	return TRUE;
+}
+
+BOOL LLPathfindingPathTool::handleRightMouseUp(S32 pX, S32 pY, MASK pMask)
+{
+	setMouseCapture(FALSE);
+
+	return TRUE;
+}
+
+BOOL LLPathfindingPathTool::handleDoubleClick(S32 pX, S32 pY, MASK pMask)
+{
+	return TRUE;
+}
+
 BOOL LLPathfindingPathTool::handleHover(S32 pX, S32 pY, MASK pMask)
 {
 	BOOL returnVal = FALSE;
diff --git a/indra/newview/llpathfindingpathtool.h b/indra/newview/llpathfindingpathtool.h
index 0ec22d959c..be2b90ee1a 100644
--- a/indra/newview/llpathfindingpathtool.h
+++ b/indra/newview/llpathfindingpathtool.h
@@ -68,6 +68,13 @@ public:
 	typedef boost::signals2::connection          path_event_slot_t;
 
 	virtual BOOL      handleMouseDown(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleMouseUp(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleMiddleMouseDown(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleMiddleMouseUp(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleRightMouseDown(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleRightMouseUp(S32 pX, S32 pY, MASK pMask);
+	virtual BOOL      handleDoubleClick(S32 x, S32 y, MASK mask);
+
 	virtual BOOL      handleHover(S32 pX, S32 pY, MASK pMask);
 
 	EPathStatus       getPathStatus() const;
-- 
cgit v1.3