blender/intern/iksolver/test/ik_glut_test/common/GlutMouseManager.cpp

100 lines
2.0 KiB
C++

/**
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 *****
*/
#include "GlutMouseManager.h"
#include "MT_assert.h"
MEM_SmartPtr<GlutMouseManager> GlutMouseManager::m_s_instance = MEM_SmartPtr<GlutMouseManager>();
GlutMouseManager *
GlutMouseManager::
Instance(
){
if (m_s_instance == NULL) {
m_s_instance = new GlutMouseManager();
}
return m_s_instance;
}
// these are the functions you should pass to GLUT
void
GlutMouseManager::
Mouse(
int button,
int state,
int x,
int y
){
GlutMouseManager *manager = GlutMouseManager::Instance();
if (manager->m_handler != NULL) {
manager->m_handler->Mouse(button,state,x,y);
}
}
void
GlutMouseManager::
Motion(
int x,
int y
){
GlutMouseManager *manager = GlutMouseManager::Instance();
if (manager->m_handler != NULL) {
manager->m_handler->Motion(x,y);
}
}
void
GlutMouseManager::
InstallHandler(
GlutMouseHandler *handler
){
MT_assert(m_handler == NULL);
m_handler = handler;
}
void
GlutMouseManager::
ReleaseHandler(
){
m_handler = NULL;
}
GlutMouseManager::
~GlutMouseManager(
){
delete(m_handler);
}