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movement.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the AUTHORS
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef STARK_MOVEMENT_MOVEMENT_H
00024 #define STARK_MOVEMENT_MOVEMENT_H
00025 
00026 #include "math/vector3d.h"
00027 
00028 namespace Stark {
00029 
00030 namespace Resources {
00031 class ItemVisual;
00032 }
00033 
00034 class ResourceSerializer;
00035 
00039 class Movement {
00040 public:
00041     Movement(Resources::ItemVisual *item);
00042     virtual ~Movement();
00043 
00044     enum MovementType {
00045         kTypeWalk            = 1,
00046         kTypeFollowPath      = 2,
00047         kTypeFollowPathLight = 3,
00048         kTypeTurn            = 4
00049     };
00050 
00052     static Movement *construct(uint32 type, Resources::ItemVisual *item);
00053 
00055     virtual uint32 getType() const = 0;
00056 
00060     virtual void start();
00061 
00065     virtual void stop(bool force = false);
00066 
00070     virtual void onGameLoop() = 0;
00071 
00075     bool hasEnded() const;
00076 
00080     virtual bool hasReachedDestination() const;
00081 
00085     virtual void saveLoad(ResourceSerializer *serializer) = 0;
00086 
00087 protected:
00088     enum TurnDirection {
00089         kTurnNone,
00090         kTurnLeft,
00091         kTurnRight
00092     };
00093 
00094     const float _defaultTurnAngleSpeed; // Degrees per ms
00095 
00096     float computeAngleBetweenVectorsXYPlane(const Math::Vector3d &v1, const Math::Vector3d &v2) const;
00097 
00098     bool _ended;
00099     Resources::ItemVisual *_item;
00100 };
00101 
00102 } // End of namespace Stark
00103 
00104 #endif // STARK_MOVEMENT_MOVEMENT_H


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