Imported existing code

indra/newview/lltoolfocus.h

@@ -0,0 +1,85 @@
+/** 
+ * @file lltoolfocus.h
+ * @brief A tool to set the build focus point.
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLTOOLFOCUS_H
+#define LL_LLTOOLFOCUS_H
+
+#include "lltool.h"
+
+class LLPickInfo;
+
+class LLToolCamera
+:	public LLTool, public LLSingleton<LLToolCamera>
+{
+public:
+	LLToolCamera();
+	virtual ~LLToolCamera();
+
+	virtual BOOL	handleMouseDown(S32 x, S32 y, MASK mask);
+	virtual BOOL	handleMouseUp(S32 x, S32 y, MASK mask);
+	virtual BOOL	handleHover(S32 x, S32 y, MASK mask);
+
+	virtual void	onMouseCaptureLost();
+
+	virtual void	handleSelect();
+	virtual void	handleDeselect();
+
+	virtual LLTool*	getOverrideTool(MASK mask) { return NULL; }
+
+	static void pickCallback(const LLPickInfo& pick_info);
+	BOOL mouseSteerMode() { return mMouseSteering; }
+
+protected:
+	// called from handleMouseUp and onMouseCaptureLost to "let go"
+	// of the mouse and make it visible JC
+	void releaseMouse();
+
+protected:
+	S32		mAccumX;
+	S32		mAccumY;
+	S32		mMouseDownX;
+	S32		mMouseDownY;
+	BOOL	mOutsideSlopX;
+	BOOL	mOutsideSlopY;
+	BOOL	mValidClickPoint;
+	BOOL	mMouseSteering;
+	S32		mMouseUpX;	// needed for releaseMouse()
+	S32		mMouseUpY;
+	MASK	mMouseUpMask;
+};
+
+
+extern BOOL gCameraBtnOrbit;
+extern BOOL gCameraBtnPan;
+extern BOOL gCameraBtnZoom;
+
+#endif