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/**
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
* KX_MouseFocusSensor determines mouse in/out/over events.
*/
#ifndef __KX_MOUSEFOCUSSENSOR
#define __KX_MOUSEFOCUSSENSOR
#include "SCA_MouseSensor.h"
class KX_RayCast;
/**
* The mouse focus sensor extends the basic SCA_MouseSensor. It has
* been placed in KX because it needs access to the rasterizer and
* SuMO.
*
* - extend the valid modes?
* - */
class KX_MouseFocusSensor : public SCA_MouseSensor
{
Py_Header;
public:
KX_MouseFocusSensor(class SCA_MouseManager* keybdmgr,
int startx,
int starty,
short int mousemode,
int focusmode,
KX_Scene* kxscene,
KX_KetsjiEngine* kxengine,
SCA_IObject* gameobj,
PyTypeObject* T=&Type );
virtual ~KX_MouseFocusSensor() { ; };
virtual CValue* GetReplica() {
CValue* replica = new KX_MouseFocusSensor(*this);
// this will copy properties and so on...
replica->ProcessReplica();
return replica;
};
/**
* @attention Overrides default evaluate.
*/
virtual bool Evaluate(CValue* event);
virtual void Init();
virtual bool IsPositiveTrigger() {
bool result = m_positive_event;
if (m_invert) result = !result;
return result;
};
bool RayHit(KX_ClientObjectInfo* client, KX_RayCast* result, void * const data);
bool NeedRayCast(KX_ClientObjectInfo* client) { return true; }
const MT_Point3& RaySource() const;
const MT_Point3& RayTarget() const;
const MT_Point3& HitPosition() const;
const MT_Vector3& HitNormal() const;
/* --------------------------------------------------------------------- */
/* Python interface ---------------------------------------------------- */
/* --------------------------------------------------------------------- */
virtual PyObject* py_getattro(PyObject *attr);
virtual PyObject* py_getattro_dict();
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetRayTarget);
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetRaySource);
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetHitObject);
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetHitPosition);
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetHitNormal);
KX_PYMETHOD_DOC_NOARGS(KX_MouseFocusSensor,GetRayDirection);
/* attributes */
static PyObject* pyattr_get_ray_source(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
static PyObject* pyattr_get_ray_target(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
static PyObject* pyattr_get_ray_direction(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
static PyObject* pyattr_get_hit_object(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
static PyObject* pyattr_get_hit_position(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
static PyObject* pyattr_get_hit_normal(void* self_v, const KX_PYATTRIBUTE_DEF *attrdef);
/* --------------------------------------------------------------------- */
SCA_IObject* m_hitObject;
private:
/**
* The focus mode. 1 for handling focus, 0 for not handling, 2 for focus on any object
*/
int m_focusmode;
/**
* Flags whether the previous test showed a mouse-over.
*/
bool m_mouse_over_in_previous_frame;
/**
* Flags whether the previous test evaluated positive.
*/
bool m_positive_event;
/**
* Tests whether the object is in mouse focus for this camera
*/
bool ParentObjectHasFocusCamera(KX_Camera *cam);
/**
* Tests whether the object is in mouse focus in this scene.
*/
bool ParentObjectHasFocus(void);
/**
* (in game world coordinates) the place where the object was hit.
*/
MT_Point3 m_hitPosition;
/**
* (in game world coordinates) the position to which to shoot the ray.
*/
MT_Point3 m_prevTargetPoint;
/**
* (in game world coordinates) the position from which to shoot the ray.
*/
MT_Point3 m_prevSourcePoint;
/**
* (in game world coordinates) the face normal of the vertex where
* the object was hit. */
MT_Vector3 m_hitNormal;
/**
* The KX scene that holds the camera. The camera position
* determines a part of the start location of the picking ray. */
KX_Scene* m_kxscene;
/**
* The KX engine is needed for computing the viewport */
KX_KetsjiEngine* m_kxengine;
};
#endif //__KX_MOUSESENSOR
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