Initial Mercurial commit.

src/modules/physics/box2d/MouseJoint.h

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+/**
+* Copyright (c) 2006-2009 LOVE Development Team
+* 
+* This software is provided 'as-is', without any express or implied
+* warranty.  In no event will the authors be held liable for any damages
+* arising from the use of this software.
+* 
+* Permission is granted to anyone to use this software for any purpose,
+* including commercial applications, and to alter it and redistribute it
+* freely, subject to the following restrictions:
+* 
+* 1. The origin of this software must not be misrepresented; you must not
+*    claim that you wrote the original software. If you use this software
+*    in a product, an acknowledgment in the product documentation would be
+*    appreciated but is not required.
+* 2. Altered source versions must be plainly marked as such, and must not be
+*    misrepresented as being the original software.
+* 3. This notice may not be removed or altered from any source distribution.
+**/
+
+#ifndef LOVE_PHYSICS_BOX2D_MOUSE_JOINT_H
+#define LOVE_PHYSICS_BOX2D_MOUSE_JOINT_H
+
+// Module
+#include "Joint.h"
+
+namespace love
+{
+namespace physics
+{
+namespace box2d
+{
+	/**
+	* The MouseJoint is a joint type that 
+	* is suitable for controlling objects with the mouse.
+	*
+	* One end is anchored in the dynamic body, and the other id
+	* anchor to a static ground body. The anchor offset can then be
+	* moved to the current mouse position.
+	**/
+	class MouseJoint : public Joint
+	{
+	private:
+		// The Box2D MouseJoint object.
+		b2MouseJoint * joint;
+	public:
+
+		/**
+		* Creates a MouseJoint which connects body1 to the target point.
+		**/
+		MouseJoint(Body * body1, float x, float y);
+		
+		virtual ~MouseJoint();
+
+		/**
+		* Sets the target of anchor2. (You usually want
+		* to set this to the current mouse.)
+		**/
+		void setTarget(float x, float y);
+
+		/**
+		* Gets the current anchor2 target.
+		**/
+		int getTarget(lua_State * L);
+
+		/**
+		* Sets the maximum constraint force that can be exerted
+		* to move the candidate body.
+		**/
+		void setMaxForce(float force);
+
+		/**
+		* Gets the maximum constraint force that can be exerted
+		* to move the candidate body.
+		**/
+		float getMaxForce() const;
+	};
+
+} // box2d
+} // physics
+} // love
+
+
+#endif // LOVE_PHYSICS_BOX2D_MOUSE_JOINT_H