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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: CameraDirector.h
AUTHOR: John DiCamillo
OVERVIEW
========
Camera Director singleton manages the main view camera based on the current ship
*/
#ifndef CameraDirector_h
#define CameraDirector_h
#include "Types.h"
#include "Camera.h"
#include "SimObject.h"
#include "List.h"
// +--------------------------------------------------------------------+
class HUDView;
class Orbital;
class Ship;
class Sim;
// +--------------------------------------------------------------------+
class CameraDirector : public SimObserver
{
public:
static const char* TYPENAME() { return "CameraDirector"; }
enum CAM_MODE {
MODE_NONE,
MODE_COCKPIT,
MODE_CHASE,
MODE_TARGET,
MODE_THREAT,
MODE_ORBIT,
MODE_VIRTUAL,
MODE_TRANSLATE,
MODE_ZOOM,
MODE_DOCKING,
MODE_DROP,
MODE_LAST
};
// CONSTRUCTORS:
CameraDirector();
virtual ~CameraDirector();
int operator == (const CameraDirector& that) const { return this == &that; }
static CameraDirector* GetInstance();
// CAMERA:
static int GetCameraMode();
static void SetCameraMode(int m, double trans_time=1);
static const char* GetModeName();
static double GetRangeLimit();
static void SetRangeLimit(double r);
static void SetRangeLimits(double min, double max);
virtual void Reset();
virtual void SetMode(int m, double trans_time=1);
virtual int GetMode() const { return requested_mode > MODE_NONE ? requested_mode : mode; }
virtual Camera* GetCamera() { return &camera; }
virtual Ship* GetShip() { return ship; }
virtual void SetShip(Ship* s);
virtual void VirtualHead(double az, double el);
virtual void VirtualHeadOffset(double x, double y, double z);
virtual void VirtualAzimuth(double delta);
virtual void VirtualElevation(double delta);
virtual void ExternalAzimuth(double delta);
virtual void ExternalElevation(double delta);
virtual void ExternalRange(double delta);
virtual void SetOrbitPoint(double az, double el, double range);
virtual void SetOrbitRates(double az_rate, double el_rate, double r_rate);
static bool IsViewCentered();
virtual void CycleViewObject();
virtual Orbital* GetViewOrbital() const { return external_body; }
virtual Ship* GetViewObject() const { return external_ship; }
virtual void SetViewOrbital(Orbital* orb);
virtual void SetViewObject(Ship* obj, bool quick=false);
virtual void SetViewObjectGroup(ListIter<Ship> group, bool quick=false);
virtual void ClearGroup();
// BEHAVIORS:
virtual void ExecFrame(double s);
virtual void Transition(double s);
// SimObserver:
virtual bool Update(SimObject* obj);
virtual const char* GetObserverName() const;
protected:
virtual void Cockpit(double s);
virtual void Chase(double s);
virtual void Target(double s);
virtual void Threat(double s);
virtual void Virtual(double s);
virtual void Orbit(double s);
virtual void Docking(double s);
virtual void Drop(double s);
int mode;
int requested_mode;
int old_mode;
Camera camera;
Ship* ship;
SimRegion* region;
Orbital* external_body;
Ship* external_ship;
List<Ship> external_group;
Point external_point;
Point base_loc;
double virt_az;
double virt_el;
double virt_x;
double virt_y;
double virt_z;
double azimuth;
double elevation;
double az_rate;
double el_rate;
double range_rate;
double range;
double range_min;
double range_max;
double base_range;
double transition;
Sim* sim;
HUDView* hud;
static CameraDirector* instance;
};
#endif // CameraDirector_h
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