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/*  Starshatter OpenSource Distribution
    Copyright (c) 1997-2004, Destroyer Studios LLC.
    All Rights Reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions are met:

    * Redistributions of source code must retain the above copyright notice,
      this list of conditions and the following disclaimer.
    * Redistributions in binary form must reproduce the above copyright notice,
      this list of conditions and the following disclaimer in the documentation
      and/or other materials provided with the distribution.
    * Neither the name "Destroyer Studios" nor the names of its contributors
      may be used to endorse or promote products derived from this software
      without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
    LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    POSSIBILITY OF SUCH DAMAGE.

    SUBSYSTEM:    Stars.exe
    FILE:         MissionEvent.h
    AUTHOR:       John DiCamillo


    OVERVIEW
    ========
    Events for mission scripting
*/

#ifndef MissionEvent_h
#define MissionEvent_h

#include "Types.h"
#include "List.h"
#include "Text.h"
#include "Geometry.h"
#include "Bitmap.h"

// +--------------------------------------------------------------------+

class Mission;
class MissionElement;
class MissionLoad;
class MissionEvent;

class Ship;
class System;
class Element;
class ShipDesign;
class WeaponDesign;
class StarSystem;
class Instruction;
class Sound;

// +--------------------------------------------------------------------+

class MissionEvent
{
    friend class Mission;
    friend class MissionTemplate;
    friend class MsnEditDlg;
    friend class MsnEventDlg;

public:
    static const char* TYPENAME() { return "MissionEvent"; }

    enum EVENT_TYPE {
        MESSAGE,
        OBJECTIVE,
        INSTRUCTION,
        IFF,
        DAMAGE,
        JUMP,
        HOLD,
        SKIP,
        END_MISSION,

        BEGIN_SCENE,
        CAMERA,
        VOLUME,
        DISPLAY,
        FIRE_WEAPON,
        END_SCENE,

        NUM_EVENTS
    };

    enum EVENT_STATUS {
        PENDING, ACTIVE, COMPLETE, SKIPPED
    };

    enum EVENT_TRIGGER {
        TRIGGER_TIME,        TRIGGER_DAMAGE,      TRIGGER_DESTROYED,
        TRIGGER_JUMP,        TRIGGER_LAUNCH,      TRIGGER_DOCK,
        TRIGGER_NAVPT,       TRIGGER_EVENT,       TRIGGER_SKIPPED,
        TRIGGER_TARGET,      TRIGGER_SHIPS_LEFT,  TRIGGER_DETECT,
        TRIGGER_RANGE,       TRIGGER_EVENT_ALL,   TRIGGER_EVENT_ANY,
        NUM_TRIGGERS
    };

    MissionEvent();
    ~MissionEvent();

    // operations:
    void                 ExecFrame(double seconds);
    void                 Activate();

    virtual bool         CheckTrigger();
    virtual void         Execute(bool silent=false);
    virtual void         Skip();

    // accessors:
    int                  EventID()         const { return id;      }
    int                  Status()          const { return status;  }
    bool                 IsPending()       const { return status == PENDING;  }
    bool                 IsActive()        const { return status == ACTIVE;   }
    bool                 IsComplete()      const { return status == COMPLETE; }
    bool                 IsSkipped()       const { return status == SKIPPED;  }

    double               Time()            const { return time;    }
    double               Delay()           const { return delay;   }

    int                  Event()           const { return event;         }
    const char*          EventName()       const;
    Text                 EventShip()       const { return event_ship;    }
    Text                 EventSource()     const { return event_source;  }
    Text                 EventTarget()     const { return event_target;  }
    Text                 EventMessage()    const { return event_message; }
    Text                 EventSound()      const { return event_sound;   }

    int                  EventParam(int index=0)    const;
    int                  NumEventParams()           const;

    int                  EventChance()     const { return event_chance;  }
    Point                EventPoint()      const { return event_point;   }
    Rect                 EventRect()       const { return event_rect;    }

    int                  Trigger()         const { return trigger;          }
    const char*          TriggerName()     const;
    Text                 TriggerShip()     const { return trigger_ship;     }
    Text                 TriggerTarget()   const { return trigger_target;   }

    Text                 TriggerParamStr()          const;
    int                  TriggerParam(int index=0)  const;
    int                  NumTriggerParams()         const;

    static const char*   EventName(int n);
    static int           EventForName(const char* n);
    static const char*   TriggerName(int n);
    static int           TriggerForName(const char* n);

protected:
    int                  id;
    int                  status;
    double               time;
    double               delay;

    int                  event;
    Text                 event_ship;
    Text                 event_source;
    Text                 event_target;
    Text                 event_message;
    Text                 event_sound;
    int                  event_param[10];
    int                  event_nparams;
    int                  event_chance;
    Vec3                 event_point;
    Rect                 event_rect;

    int                  trigger;
    Text                 trigger_ship;
    Text                 trigger_target;
    int                  trigger_param[10];
    int                  trigger_nparams;

    Bitmap               image;
    Sound*               sound;
};


#endif  // MissionEvent_h