Files
wagic/projects/mtg/src/ReplacementEffects.cpp

121 lines
3.5 KiB
C++

#include "PrecompiledHeader.h"
#include "ReplacementEffects.h"
#include "MTGCardInstance.h"
#include "TargetChooser.h"
#include "AllAbilities.h"
REDamagePrevention::REDamagePrevention(MTGAbility * source, TargetChooser *tcSource, TargetChooser *tcTarget, int damage,
bool oneShot, int typeOfDamage) :
source(source), tcSource(tcSource), tcTarget(tcTarget), damage(damage), oneShot(oneShot), typeOfDamage(typeOfDamage)
{
}
WEvent * REDamagePrevention::replace(WEvent *event)
{
if (!event) return event;
if (!damage) return event;
WEventDamage * e = dynamic_cast<WEventDamage*> (event);
if (!e) return event;
Damage *d = e->damage;
if (d->typeOfDamage != typeOfDamage && typeOfDamage != DAMAGE_ALL_TYPES) return event;
if ((!tcSource || tcSource->canTarget(d->source)) && (!tcTarget || tcTarget->canTarget(d->target)))
{
if (damage == -1)
{
d->damage = 0;
delete event;
if (oneShot) damage = 0;
return NULL;
}
if (damage >= d->damage)
{
damage -= d->damage;
d->damage = 0;
delete event;
return NULL;
}
d->damage -= damage;
damage = 0;
delete event;
WEventDamage* newEvent = NEW WEventDamage(d);
return newEvent;
}
return event;
}
REDamagePrevention::~REDamagePrevention()
{
SAFE_DELETE(tcSource);
SAFE_DELETE(tcTarget);
}
//counters replacement effect///////////////////
RECountersPrevention::RECountersPrevention(MTGAbility * source,MTGCardInstance * cardSource,MTGCardInstance * cardTarget,TargetChooser * tc,Counter * counter) :
source(source),cardSource(cardSource),cardTarget(cardTarget),TargetingCards(tc),counter(counter)
{
}
WEvent * RECountersPrevention::replace(WEvent *event)
{
if (!event) return event;
WEventCounters * e = dynamic_cast<WEventCounters*> (event);
if (!e) return event;
if((MTGCardInstance*)e->targetCard)
{
if((MTGCardInstance*)e->targetCard == cardSource && counter)
{
if(e->power == counter->power && e->toughness == counter->toughness && e->name == counter->name)
return event = NULL;
}
else if((MTGCardInstance*)e->targetCard == cardSource)
return event = NULL;
else if(TargetingCards && TargetingCards->canTarget((MTGCardInstance*)e->targetCard))
return event = NULL;
}
return event;
}
RECountersPrevention::~RECountersPrevention()
{
SAFE_DELETE(TargetingCards);
}
//////////////////////////////////////////////
ReplacementEffects::ReplacementEffects()
{
}
WEvent * ReplacementEffects::replace(WEvent *e)
{
list<ReplacementEffect *>::iterator it;
for (it = modifiers.begin(); it != modifiers.end(); it++)
{
ReplacementEffect *re = *it;
WEvent * newEvent = re->replace(e);
if (!newEvent) return NULL;
if (newEvent != e) return replace(newEvent);
}
return e;
}
int ReplacementEffects::add(ReplacementEffect * re)
{
modifiers.push_back(re);
return 1;
}
int ReplacementEffects::remove(ReplacementEffect *re)
{
modifiers.remove(re);
return 1;
}
ReplacementEffects::~ReplacementEffects()
{
list<ReplacementEffect *>::iterator it;
for (it = modifiers.begin(); it != modifiers.end(); it++)
{
ReplacementEffect *re = *it;
delete (re);
}
modifiers.clear();
}