bool BattleManagerScreen::GetVecBetween( ICastEntity* from, ICastEntity* to, kmVec2& distVec )
{
CastWorldModel* world = CastWorldModel::get();
if( !world->isValid(from) || !world->isValid(to) ) return false;
kmVec2 pFrom;
pFrom.x = pFrom.y = 0;
GameEntityView* fromView = getViewForEntity(from);
if( fromView != NULL )
{
pFrom.x = fromView->getPositionX();
pFrom.y = fromView->getPositionY();
}
kmVec2 pTo;
pTo.x = pTo.y = 0;
GameEntityView* toView = getViewForEntity(to);
if( toView != NULL )
{
pTo.x = toView->getPositionX();
pTo.y = toView->getPositionY();
}else {
CCLog("uhoh..");
}
kmVec2Subtract( &distVec, &pFrom, &pTo );
kmVec2Scale(&distVec, &distVec, GAME_UNIT_CONVERSION ); //safe to operate on same vector
return true;
}
void CastEffect::doEffect()
{
CastWorldModel* world = CastWorldModel::get();
if( ! world->isValid( m_pTarget ) ) return;
if( m_startTime == 0 ) m_startTime = CastCommandTime::get();
Json::Value json = getDescriptor();
if( json.isMember("react") ) {
m_pTarget->handleEffectReaction( json["react"], this );
}
CCLog("on tick %d", m_numTicksCompleted);
switch( m_type )
{
case CET_DAMAGE_STAT:
m_pTarget->incProperty( m_targetStat, -1* m_value );
break;
case CET_HEAL_STAT:
m_pTarget->incProperty( m_targetStat, m_value );
break;
case CET_SUPPRESS_STAT:
m_pTarget->startBuffProperty( m_targetStat, -1* m_value, this );
CCLog("cast at %f - lifetime %f", CastCommandTime::get(), m_lifeTime );
CastCommandScheduler::get()->scheduleSelector( schedule_selector(CastEffect::onTick), this, m_lifeTime, 0, 0.0f, false);
break;
case CET_BUFF_STAT:
m_pTarget->startBuffProperty( m_targetStat, m_value, this );
CastCommandScheduler::get()->scheduleSelector( schedule_selector(CastEffect::onTick), this, m_lifeTime, 0, 0.0f, false);
break;
default:
CCLOG("TODO: handle effect type");
}
//check for return effect
if( json.isMember("returnEffect") )
{
json = json["returnEffect"];
//validate
if( ! world->isValid( m_pOrigin ) ) return;
CastEffect* bounce = new CastEffect();
bounce->initReturnEffect(this);
bounce->m_value = m_value;
//swap direction
ICastEntity* from = m_pTarget;
ICastEntity* to = m_pOrigin;
CastTarget* ghostTarget = new CastTarget();
ghostTarget->addTargetEntity(to);
world->addEffectInTransit(from, bounce, ghostTarget, CastCommandTime::get());
CC_SAFE_RELEASE_NULL(ghostTarget);
}
}
void CastCommandState::onCastComplete()
{
if( m_state != CCS_CASTING ) return;
CastWorldModel* world = CastWorldModel::get();
if( !world->isValid( m_iOwner ) ) return;
//check for cost (but dont apply it yet)
if( m_costVal != 0 ) {
float res = m_iOwner->getProperty( m_costStat );
//checking cost>0 so that if a tricky user wants cost to be 'negative' to 'add' value
// we can do that even if it is below resource (ex: cost = increased heat)
if( m_costVal > 0 && m_costVal > res ) {
//not enough of resource to cast spell, so abort
//todo: send aborted cast because of no resource
CCLog("CCS: could not pay %f of %s to cast, aborting", m_costVal, m_costStat.c_str() );
onCooldownStart();
return;
}
}
double currTime = CastCommandTime::get();
m_timeStart = currTime;
//spawn effects
CastTarget* target = m_iOwner->getTarget();
//target->validateTargets();
bool hasTargetInRange = target->hasTargetsAtRangeFromEntity(m_pModel->getRange(), m_iOwner);
if(!hasTargetInRange) {
CCLOG("CCS: no targets in range on cast of %s", m_pModel->getName().c_str() );
onCooldownStart();
return;
}
bool foundTarget = false; //ensure we actually reach at least one target
for( int i=0; i< m_pModel->getNumEffectsOnCast(); i++ )
{
//TODO: check for range
//world->getPhysicsInterface()->GetVecBetween( m_iOwner,
CastEffect* effect = new CastEffect( );
effect->init(this, i, m_iOwner, false );
//TODO: send all effects as one array so only one "packet" has to travel? //[Optimisation]
world->addEffectInTransit(m_iOwner, effect, m_iOwner->getTarget(), CastCommandTime::get());
foundTarget = true;
}
if( foundTarget && m_costVal != 0 ) {
//apply cost
m_iOwner->incProperty( m_costStat, -1*m_costVal, NULL );
}
if( m_pModel->channelTime > 0.0f ) {
//begin channeling
m_state = CCS_CHANNELING;
int numTicks = (m_pModel->channelTime / m_pModel->channelFreq) + 1;
CastCommandScheduler::get()->scheduleSelector( schedule_selector(CastCommandState::onSchedulerTick), this, m_pModel->channelFreq, numTicks, 0.0f, false);
}else {
//CCLog("Cast %s complete!", m_pModel->getName().c_str());
onCooldownStart();
}
}