OOEntityFilterPredicate.h File Reference

import "Universe.h"

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Classes
struct	ChainedEntityPredicateParameter
struct	BinaryOperationPredicateParameter

Functions
BOOL	YESPredicate (Entity *entity, void *parameter)
BOOL	NOPredicate (Entity *entity, void *parameter)
BOOL	NOTPredicate (Entity *entity, void *parameter)
BOOL	ANDPredicate (Entity *entity, void *parameter)
BOOL	ORPredicate (Entity *entity, void *parameter)
BOOL	NORPredicate (Entity *entity, void *parameter)
BOOL	XORPredicate (Entity *entity, void *parameter)
BOOL	NANDPredicate (Entity *entity, void *parameter)
BOOL	HasScanClassPredicate (Entity *entity, void *parameter)
BOOL	HasClassPredicate (Entity *entity, void *parameter)
BOOL	IsShipPredicate (Entity *entity, void *parameter)
BOOL	IsStationPredicate (Entity *entity, void *parameter)
BOOL	IsPlanetPredicate (Entity *entity, void *parameter)
BOOL	IsSunPredicate (Entity *entity, void *parameter)
BOOL	IsVisualEffectPredicate (Entity *entity, void *parameter)
BOOL	HasRolePredicate (Entity *ship, void *parameter)
BOOL	HasPrimaryRolePredicate (Entity *ship, void *parameter)
BOOL	HasRoleInSetPredicate (Entity *ship, void *parameter)
BOOL	HasPrimaryRoleInSetPredicate (Entity *ship, void *parameter)
BOOL	IsHostileAgainstTargetPredicate (Entity *ship, void *parameter)

Function Documentation

ANDPredicate()

BOOL ANDPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 56 of file OOEntityFilterPredicate.m.

{
    BinaryOperationPredicateParameter *param = parameter;
    
    if (!param->predicate1(entity, param->parameter1))  return NO;
    if (!param->predicate2(entity, param->parameter2))  return NO;
    return YES;
}

References BinaryOperationPredicateParameter::parameter1, BinaryOperationPredicateParameter::parameter2, BinaryOperationPredicateParameter::predicate1, and BinaryOperationPredicateParameter::predicate2.

Referenced by FindShips().

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HasClassPredicate()

BOOL HasClassPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 116 of file OOEntityFilterPredicate.m.

{
    return [entity isKindOfClass:(Class)parameter];
}

HasPrimaryRoleInSetPredicate()

BOOL HasPrimaryRoleInSetPredicate	(	Entity *	ship,
		void *	parameter )

Definition at line 172 of file OOEntityFilterPredicate.m.

{
    return [(NSSet *)parameter containsObject:[(ShipEntity *)ship primaryRole]];
}

HasPrimaryRolePredicate()

BOOL HasPrimaryRolePredicate	(	Entity *	ship,
		void *	parameter )

Definition at line 160 of file OOEntityFilterPredicate.m.

{
    return [(ShipEntity *)ship hasPrimaryRole:(NSString *)parameter];
}

Referenced by SystemShipsWithPrimaryRole().

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HasRoleInSetPredicate()

BOOL HasRoleInSetPredicate	(	Entity *	ship,
		void *	parameter )

Definition at line 166 of file OOEntityFilterPredicate.m.

{
    return [[(ShipEntity *)ship roleSet] intersectsSet:(NSSet *)parameter];
}

HasRolePredicate()

BOOL HasRolePredicate	(	Entity *	ship,
		void *	parameter )

Definition at line 154 of file OOEntityFilterPredicate.m.

{
    return [(ShipEntity *)ship hasRole:(NSString *)parameter];
}

Referenced by SystemShipsWithRole().

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HasScanClassPredicate()

BOOL HasScanClassPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 110 of file OOEntityFilterPredicate.m.

{
    return [(id)parameter intValue] == [entity scanClass];
}

References Entity::scanClass.

Referenced by SystemEntitiesWithScanClass().

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IsHostileAgainstTargetPredicate()

BOOL IsHostileAgainstTargetPredicate	(	Entity *	ship,
		void *	parameter )

Definition at line 178 of file OOEntityFilterPredicate.m.

{
    return [(ShipEntity *)ship hasHostileTarget] && [(ShipEntity *)ship primaryTarget] == (ShipEntity *)parameter;
}

IsPlanetPredicate()

BOOL IsPlanetPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 134 of file OOEntityFilterPredicate.m.

{
    if (![entity isPlanet])  return NO;
    OOStellarBodyType type = [(OOPlanetEntity *)entity planetType];
    return (type == STELLAR_TYPE_NORMAL_PLANET || type == STELLAR_TYPE_MOON);
}

References STELLAR_TYPE_MOON, and STELLAR_TYPE_NORMAL_PLANET.

IsShipPredicate()

BOOL IsShipPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 122 of file OOEntityFilterPredicate.m.

{
    return [entity isShip] && ![entity isSubEntity];
}

References Entity::isShip, and Entity::isSubEntity.

Referenced by FindShips().

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IsStationPredicate()

BOOL IsStationPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 128 of file OOEntityFilterPredicate.m.

{
    return [entity isStation];
}

References Entity::isStation.

IsSunPredicate()

BOOL IsSunPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 142 of file OOEntityFilterPredicate.m.

{
    return [entity isSun];
}

References Entity::isSun.

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IsVisualEffectPredicate()

BOOL IsVisualEffectPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 148 of file OOEntityFilterPredicate.m.

{
    return [entity isVisualEffect] && ![entity isSubEntity];
}

References Entity::isSubEntity, and Entity::isVisualEffect.

NANDPredicate()

BOOL NANDPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 98 of file OOEntityFilterPredicate.m.

{
    BinaryOperationPredicateParameter *param = parameter;
    BOOL A, B;
    
    A = param->predicate1(entity, param->parameter1);
    B = param->predicate2(entity, param->parameter2);
    
    return !(A && B);
}

References BinaryOperationPredicateParameter::parameter1, BinaryOperationPredicateParameter::parameter2, BinaryOperationPredicateParameter::predicate1, and BinaryOperationPredicateParameter::predicate2.

NOPredicate()

BOOL NOPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 41 of file OOEntityFilterPredicate.m.

{
    return NO;
}

NORPredicate()

BOOL NORPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 76 of file OOEntityFilterPredicate.m.

{
    BinaryOperationPredicateParameter *param = parameter;
    
    if (param->predicate1(entity, param->parameter1))  return NO;
    if (param->predicate2(entity, param->parameter2))  return NO;
    return YES;
}

References BinaryOperationPredicateParameter::parameter1, BinaryOperationPredicateParameter::parameter2, BinaryOperationPredicateParameter::predicate1, and BinaryOperationPredicateParameter::predicate2.

NOTPredicate()

BOOL NOTPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 47 of file OOEntityFilterPredicate.m.

{
    ChainedEntityPredicateParameter *param = parameter;
    if (param == NULL || param->predicate == NULL)  return NO;
    
    return !param->predicate(entity, param->parameter);
}

References ChainedEntityPredicateParameter::parameter, and ChainedEntityPredicateParameter::predicate.

ORPredicate()

BOOL ORPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 66 of file OOEntityFilterPredicate.m.

{
    BinaryOperationPredicateParameter *param = parameter;
    
    if (param->predicate1(entity, param->parameter1))  return YES;
    if (param->predicate2(entity, param->parameter2))  return YES;
    return NO;
}

References BinaryOperationPredicateParameter::parameter1, BinaryOperationPredicateParameter::parameter2, BinaryOperationPredicateParameter::predicate1, and BinaryOperationPredicateParameter::predicate2.

XORPredicate()

BOOL XORPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 86 of file OOEntityFilterPredicate.m.

{
    BinaryOperationPredicateParameter *param = parameter;
    BOOL A, B;
    
    A = param->predicate1(entity, param->parameter1);
    B = param->predicate2(entity, param->parameter2);
    
    return (A || B) && !(A && B);
}

References BinaryOperationPredicateParameter::parameter1, BinaryOperationPredicateParameter::parameter2, BinaryOperationPredicateParameter::predicate1, and BinaryOperationPredicateParameter::predicate2.

YESPredicate()

BOOL YESPredicate	(	Entity *	entity,
		void *	parameter )

Definition at line 35 of file OOEntityFilterPredicate.m.

{
    return YES;
}