void cTraits::LoadTraits(string filename)
{
ifstream in;
in.open(filename.c_str());
char *pt, buffer[500];
sTrait* newTrait = 0;
while (in.good())
{
newTrait = new sTrait;
if (in.peek() == '\n') in.ignore(1, '\n');
in.getline(buffer, sizeof(buffer), '\n'); // get the name
if ((pt = strrchr(buffer, '\r')))
{
*pt = 0;
}
newTrait->m_Name = new char[strlen(buffer) + 1];
strcpy(newTrait->m_Name, buffer);
if (in.peek() == '\n') in.ignore(1, '\n');
if (in.peek() == '\r') in.ignore(1, '\r');
in.getline(buffer, sizeof(buffer), '\n'); // get the description
if ((pt = strrchr(buffer, '\r'))) *pt = 0;
if (strcmp(buffer, "na") != 0)
{
newTrait->m_Desc = new char[strlen(buffer) + 1];
strcpy(newTrait->m_Desc, buffer);
}
else newTrait->m_Desc = 0;
AddTrait(newTrait);
newTrait = 0;
}
in.close();
}
bool AddTrait (CNPWorld *pWorld,
CXMLElement *pTraitTable,
CXMLElement *pTrait,
CSymbolTable &Symbols)
{
int i;
// First check to see if the world has any of the traits
// listed in the "unless" sections
for (i = 0; i < pTrait->GetContentElementCount(); i++)
{
CXMLElement *pUnless = pTrait->GetContentElement(i);
if (strCompare(pUnless->GetTag(), CONSTLIT("Unless")) != 0)
continue;
// If the world has the prohibited trait then we cannot
// add the desired trait.
if (pWorld->HasTrait(GetSymbolicAttribute(Symbols, pUnless, CONSTLIT("Trait"))))
return false;
}
// Add the trait
pWorld->SetTrait(GetSymbolicAttribute(Symbols, pTrait, CONSTLIT("Trait")));
// Add any traits that are implied by this trait
for (i = 0; i < pTrait->GetContentElementCount(); i++)
{
CXMLElement *pImply = pTrait->GetContentElement(i);
if (strCompare(pImply->GetTag(), CONSTLIT("Imply")) != 0)
continue;
// Random chance of actually having this trait
if (mathRandom(1, 100) > pImply->GetAttributeInteger(CONSTLIT("Prob")))
continue;
// If we already have this trait the don't bother
if (pWorld->HasTrait(GetSymbolicAttribute(Symbols, pImply, CONSTLIT("Trait"))))
continue;
// Look for the implied trait in the table
CXMLElement *pNewTrait = FindTraitInTable(pTraitTable, pImply->GetAttribute(CONSTLIT("Trait")));
// Add it. Note that we don't care if we cannot
if (pNewTrait)
AddTrait(pWorld, pTraitTable, pNewTrait, Symbols);
}
return true;
}
void cTraits::LoadXMLTraits(string filename)
{
CLog l;
l.ss() << "loading " << filename; l.ssend();
TiXmlDocument doc(filename);
if (!doc.LoadFile())
{
l.ss() << "can't load XML girls " << filename << endl;
l.ss() << "Error: line " << doc.ErrorRow() << ", col " << doc.ErrorCol() << ": " << doc.ErrorDesc() << endl;
l.ssend();
return;
}
const char *pt;
sTrait* newTrait = 0;
TiXmlElement *el, *root_el = doc.RootElement();
// loop over the elements attached to the root
for (el = root_el->FirstChildElement(); el; el = el->NextSiblingElement())
{
newTrait = new sTrait;
if (pt = el->Attribute("Name")) newTrait->m_Name = n_strdup(pt);
if (pt = el->Attribute("Desc")) newTrait->m_Desc = n_strdup(pt);
if (pt = el->Attribute("Type")) newTrait->m_Type = n_strdup(pt);
if (pt = el->Attribute("InheritChance"))
{
int ival = -1;
pt = el->Attribute("InheritChance", &ival);
newTrait->m_InheritChance = ival;
}
if (pt = el->Attribute("RandomChance"))
{
int ival = -1;
pt = el->Attribute("RandomChance", &ival);
newTrait->m_RandomChance = ival;
}
AddTrait(newTrait);
newTrait = 0;
}
}
ALERROR CNPUniverse::AddRandomTrait (CreateCtx &Ctx,
CNPWorld *pWorld,
TraitType iSection,
int iCount,
CXMLElement *pTraitTable)
// AddRandomTrait
//
// Adds traits from the given table
{
int iSectionStart;
// Find the beginning of the section
iSectionStart = 0;
while (iSectionStart < pTraitTable->GetContentElementCount()
&& pTraitTable->GetContentElement(iSectionStart)->GetAttributeInteger(CONSTLIT("Table")) != iSection)
iSectionStart++;
// If not found, we fail
if (iSectionStart == pTraitTable->GetContentElementCount())
{
Ctx.sError = LITERAL("Unable to find appropriate trait table section");
return ERR_FAIL;
}
// Keep looping for each trait to add
for (int i = 0; i < iCount; i++)
{
// Keep trying until we successfully add some trait or
// until we get sick of trying.
for (int j = 0; j < 10; j++)
{
int iRoll = mathRandom(1, 100);
int iEntry = iSectionStart;
CXMLElement *pEntry;
while (iEntry < pTraitTable->GetContentElementCount()
&& (pEntry = pTraitTable->GetContentElement(iEntry))
&& (pEntry->GetAttributeInteger(CONSTLIT("Table")) == iSection)
&& (iRoll = iRoll - pEntry->GetAttributeInteger(CONSTLIT("Prob"))) > 0)
iEntry++;
// If not found, we fail
if (iRoll > 0)
{
Ctx.sError = LITERAL("Trait table probabilities do not add up to 100%");
return ERR_FAIL;
}
// Add the trait. If we add it successfully then we stop
// the inner loop.
if (AddTrait(pWorld, pTraitTable, pEntry, *Ctx.pSymbols))
break;
}
}
return NOERROR;
}
