/*
-----------------------------------------------------------------------------
This source file is part of OpenSpace3D
For the latest info, see http://www.openspace3d.com

Copyright (c) 2015 I-maginer

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser 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, or go to
http://www.gnu.org/copyleft/lesser.txt

-----------------------------------------------------------------------------
*/



/*------------------ Delete PlugIT instance -------------------*/
fun deleteOb(inst)=
  _SetSensorEnable SENSOR_TYPE_PROXIMITY 0;
  setPluginInstanceCbScenePreRender inst nil;
  0;;


fun cbPreRender(inst, sessionstr, etime)=
  let _GetFloatData SENSOR_TYPE_PROXIMITY -> proximity in
    SendPluginEvent inst "Value" ftoa proximity inst.INST_sName;
  0;;


/*----------------------- Callbacks ------------------------*/

fun cbEnable(inst, from, action, param, rep)=
  if !(_IsSensorAvailable SENSOR_TYPE_PROXIMITY) then nil else
  (
    _SetSensorEnable SENSOR_TYPE_PROXIMITY 1;
    setPluginInstanceCbScenePreRender inst @cbPreRender;
  );
  0;;
  

fun cbDisable(inst, from, action, param, rep)=
  if !(_IsSensorAvailable SENSOR_TYPE_PROXIMITY) then nil else
  (
    _SetSensorEnable SENSOR_TYPE_PROXIMITY 0;
    setPluginInstanceCbScenePreRender inst nil;
  );
  0;;
  
  
/*--------------- Create new PlugIT instance ----------------*/
fun newOb(inst)=
  if !(_IsSensorAvailable SENSOR_TYPE_PROXIMITY) then
  (
    SendPluginEvent inst "Sensor not found" nil nil;
    0;
  )
  else
  (
    _SetSensorEnable SENSOR_TYPE_PROXIMITY 1;
    setPluginInstanceCbScenePreRender inst @cbPreRender;
    
    PluginRegisterAction inst "Enable" @cbEnable;
    PluginRegisterAction inst "Disable" @cbDisable;
    
    SendPluginEvent inst "Sensor found" nil nil;
    0;
  );
  
  setPluginInstanceCbDel inst @deleteOb;
  0;;


/*------------------- Initialize PlugIT --------------------*/
fun IniPlug(file)=
  PlugRegister @newOb nil;
  setPluginEditor @dynamicedit;
  0;;