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#include "scalaroperatornode.h"
#include <QDebug>
#include "result/diceresult.h"
ScalarOperatorNode::ScalarOperatorNode()
: m_internalNode(NULL),m_scalarResult(new ScalarResult())
{
m_scalarOperationList.insert('+',PLUS);
m_scalarOperationList.insert('-',MINUS);
m_scalarOperationList.insert('x',MULTIPLICATION);
m_scalarOperationList.insert('*',MULTIPLICATION);
m_scalarOperationList.insert('/',DIVIDE);
m_result = m_scalarResult;
}
ScalarOperatorNode::~ScalarOperatorNode()
{
if(NULL!=m_internalNode)
{
delete m_internalNode;
m_internalNode = NULL;
}
}
void ScalarOperatorNode::run(ExecutionNode* previous)
{
m_previousNode = previous;
if(NULL!=m_internalNode)
{
m_internalNode->run(this);
}
if(NULL!=previous)
{
DiceResult* previousResult = static_cast<DiceResult*>(previous->getResult());
if(NULL!=previousResult)
{
ExecutionNode* internal = m_internalNode;
while(NULL != internal->getNextNode() )
{
internal = internal->getNextNode();
}
Result* internalResult = internal->getResult();
m_result->setPrevious(internalResult);
if(NULL!=m_internalNode->getResult())
{
m_internalNode->getResult()->setPrevious(previousResult);
}
switch(m_operator)
{
case PLUS:
m_scalarResult->setValue(add(previousResult->getResult(Result::SCALAR).toReal(),internalResult->getResult(Result::SCALAR).toReal()));
break;
case MINUS:
m_scalarResult->setValue(substract(previousResult->getResult(Result::SCALAR).toReal(),internalResult->getResult(Result::SCALAR).toReal()));
break;
case MULTIPLICATION:
m_scalarResult->setValue(multiple(previousResult->getResult(Result::SCALAR).toReal(),internalResult->getResult(Result::SCALAR).toReal()));
break;
case DIVIDE:
m_scalarResult->setValue(divide(previousResult->getResult(Result::SCALAR).toReal(),internalResult->getResult(Result::SCALAR).toReal()));
break;
default:
break;
}
if(NULL!=m_nextNode)
{
m_nextNode->run(this);
}
}
}
}
bool ScalarOperatorNode::setOperatorChar(QChar c)
{
if(m_scalarOperationList.contains(c))
{
m_operator = m_scalarOperationList.value(c);
return true;
}
return false;
}
void ScalarOperatorNode::setInternalNode(ExecutionNode* node)
{
m_internalNode = node;
}
qint64 ScalarOperatorNode::add(qint64 a,qint64 b)
{
return a+b;
}
qint64 ScalarOperatorNode::substract(qint64 a,qint64 b)
{
return a-b;
}
qreal ScalarOperatorNode::divide(qint64 a,qint64 b)
{
if(b==0)
{
m_errors.append(DIVIDE_BY_ZERO);
return 0;
}
return (qreal)a/b;
}
qint64 ScalarOperatorNode::multiple(qint64 a,qint64 b)
{
return a*b;
}
QString ScalarOperatorNode::toString() const
{
return "ScalarOperatorNode";
}
qint64 ScalarOperatorNode::getPriority() const
{
if((m_operator==PLUS)||(m_operator==MINUS))
{
return 1;
}
else
{
return 2;
}
}
void ScalarOperatorNode::generateDotTree(QString& s)
{
s.append(toString());
if(NULL!=m_nextNode)
{
s.append(" -> ");
s.append(m_nextNode->toString());
s.append(" [label=\"nextNode\"];\n");
m_nextNode->generateDotTree(s);
}
else
{
s.append(" -> ");
s.append("NULL");
s.append(" [label=\"nextNode\"];\n");
}
QString str;
str.append("\n");
if(NULL!=m_internalNode)
{
str.append(toString());
str.append(" -> ");
str.append(m_internalNode->toString());
str.append(" [label=\"internalNode\"];\n");
m_internalNode->generateDotTree(str);
}
s.append(str);
}
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