src/common/weapons/WeaponCenterPosition.cpp

   1 ////////////////////////////////////////////////////////////////////////////////
   2 //    Scorched3D (c) 2000-2009
   3 //
   4 //    This file is part of Scorched3D.
   5 //
   6 //    Scorched3D is free software; you can redistribute it and/or modify
   7 //    it under the terms of the GNU General Public License as published by
   8 //    the Free Software Foundation; either version 2 of the License, or
   9 //    (at your option) any later version.
  10 //
  11 //    Scorched3D is distributed in the hope that it will be useful,
  12 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 //    GNU General Public License for more details.
  15 //
  16 //    You should have received a copy of the GNU General Public License
  17 //    along with Scorched3D; if not, write to the Free Software
  18 //    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 ////////////////////////////////////////////////////////////////////////////////
  20
  21 #include <weapons/WeaponCenterPosition.h>
  22 #include <weapons/AccessoryStore.h>
  23 #include <landscapemap/LandscapeMaps.h>
  24 #include <landscapedef/LandscapeTex.h>
  25 #include <engine/ActionController.h>
  26
  27 REGISTER_ACCESSORY_SOURCE(WeaponCenterPosition);
  28
  29 WeaponCenterPosition::WeaponCenterPosition() :
  30         nextAction_(0)
  31 {
  32
  33 }
  34
  35 WeaponCenterPosition::~WeaponCenterPosition()
  36 {
  37
  38 }
  39
  40 bool WeaponCenterPosition::parseXML(AccessoryCreateContext &context, XMLNode *accessoryNode)
  41 {
  42         if (!Weapon::parseXML(context, accessoryNode)) return false;
  43
  44         if (!accessoryNode->getNamedChild("height", height_)) return false;
  45
  46         XMLNode *subNode = 0;
  47         if (!accessoryNode->getNamedChild("nextaction", subNode)) return false;
  48
  49         // Check next weapon is correct type
  50         AccessoryPart *accessory = context.getAccessoryStore().
  51                 createAccessoryPart(context, parent_, subNode);
  52         if (!accessory || accessory->getType() != AccessoryPart::AccessoryWeapon)
  53         {
  54                 return subNode->returnError("Failed to find sub weapon, not a weapon");
  55         }
  56         nextAction_ = (Weapon*) accessory;
  57
  58         return true;
  59 }
  60
  61 void WeaponCenterPosition::fireWeapon(ScorchedContext &context,
  62         WeaponFireContext &weaponContext, FixedVector &position, FixedVector &velocity)
  63 {
  64         int arenaX = context.getLandscapeMaps().getGroundMaps().getArenaX();
  65         int arenaY = context.getLandscapeMaps().getGroundMaps().getArenaY();
  66         int arenaWidth = context.getLandscapeMaps().getGroundMaps().getArenaWidth();
  67         int arenaHeight = context.getLandscapeMaps().getGroundMaps().getArenaHeight();
  68
  69         FixedVector newPositon = position;
  70         newPositon[0] = (arenaWidth / 2) + arenaX;
  71         newPositon[1] = (arenaHeight / 2) + arenaY;
  72         newPositon[2] = height_.getValue(context);
  73
  74         nextAction_->fireWeapon(context, weaponContext, newPositon, velocity);
  75
  76 }