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

Copyright (c) 2012 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

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

struct PlugPointSize = [
  PPS_instance                : PInstance,
  PPS_fSize                   : F
  
  ]mkPlugPointSize;;


fun deleteOb(inst, obstr)=
  SO3SceneSetMaterialsPointSize (V3DgetSession c3dXsession) 1.5;
  0;;


fun cbSetSize(inst, from, action, param, reply, obstr)=
  let (atof param) -> value in
  if (value == nil) then nil else
  (
    SO3SceneSetMaterialsPointSize (V3DgetSession c3dXsession) value;
    set obstr.PPS_fSize = value;
    SendPluginEvent inst "Modified" param nil;
  );
  0;;


fun cbLoaded(inst, obstr)=
  SO3SceneSetMaterialsPointSize (V3DgetSession c3dXsession) obstr.PPS_fSize;
  0;;


fun newOb(inst)=
  let atof (getPluginInstanceParam inst "pointsize") -> pointsize in
  let if pointsize == nil then 1.5 else pointsize -> pointsize in 
  let mkPlugPointSize [inst pointsize] -> obstr in
  (
    if inst.INST_groupstr.GRP_project.PRJ_bPluginsLoaded then
    (
      SO3SceneSetMaterialsPointSize (V3DgetSession c3dXsession) pointsize;
      0;
    )
    else
    (
      setPluginInstanceCbAllPluginsLoaded inst mkfun2 @cbLoaded obstr;
      0;
    );
    
    PluginRegisterAction inst "Set size" mkfun6 @cbSetSize obstr;
    setPluginInstanceCbDel inst mkfun2 @deleteOb obstr;
  );
  0;;


fun IniPlug(file)=
  PlugRegister @newOb nil;
  setPluginEditor @dynamicedit;
  0;;