I am having difficulty understanding how the log works for this .cpp file. Can someone help me understand how the c++ language is working? #include "swimmingPool.h" #include using namespace std; // function to set the length, width, depth, waterFlowInRate, waterFlowOutRate and amountOfWaterInPool void swimmingPool::set (double l, double w, double d, double fi, double fo, double wInPool) { length = l; // feet width = w; // feet depth = d; // feet waterFlowInRate = fi; // gallons per minute waterFlowOutRate = fo; // gallons per minute amountOfWaterInPool = wInPool; // in gallons } // function to set the length void swimmingPool::setLength (double l) { length = l; } // function to set the width void swimmingPool::setWidth (double w) { width = w; } // function to set the depth void swimmingPool::setDepth (double d) { depth = d; } // function to set waterFlowInRate void swimmingPool::setWaterFlowRateIn (double fi) { waterFlowInRate = fi; } // function to set waterFlowOutRate void swimmingPool::setWaterFlowRateOut (double fo) { waterFlowOutRate = fo; } // function to add water to the pool void swimmingPool::addWater (double time, double fillRate) { // calculate the amount of water to add in gallons double waterToAdd = time * fillRate * GALLONS_IN_A_CUBIC_FEET; // check if adding the water will cause overflow, then display message and set amountOfWaterInPool to pool capacity if ((amountOfWaterInPool + waterToAdd) > poolTotalWaterCapacity ()) { cout << "Pool overflow" << endl; amountOfWaterInPool = poolTotalWaterCapacity (); } else amountOfWaterInPool += waterToAdd; // else add that amount of water to pool } // function to drain water from the pool void swimmingPool::drainWater (double time, double drainRate) { // calculate the amount of water to drain in gallons double waterToDrain = time * drainRate * GALLONS_IN_A_CUBIC_FEET; amountOfWaterInPool -= waterToDrain; // subtract that amount from current amount of water in pool // if negative, set it to 0 if (amountOfWaterInPool < 0) amountOfWaterInPool = 0; } // function to calculate and return the total capacity of pool in gallons double swimmingPool::poolTotalWaterCapacity () { return (length * width * depth * GALLONS_IN_A_CUBIC_FEET); } // function to return the length double swimmingPool::getLength () { return length; } // function to return the width double swimmingPool::getWidth () { return width; } // function to return the depth double swimmingPool::getDepth () { return depth; } // function to return the waterFlowInRate double swimmingPool::getWaterFlowRateIn () { return waterFlowInRate; } // function to return the waterFlowOutRate double swimmingPool::getWaterFlowRateOut () { return waterFlowOutRate; } // function to return the amount of water in pool double swimmingPool::getTotalWaterInPool () { return amountOfWaterInPool; } // function to calculate the time to completely fill the pool (in minutes) int swimmingPool::timeToFillThePool () { double remainingWater = waterNeededToFillThePool (); // get the total amount of water that can be added to the pool // if waterFlowInRate > 0, calculate the time if (waterFlowInRate > 0) return remainingWater / waterFlowInRate; return 0; // waterFlowInRate is 0 } // function to calculate the time to completely drain the pool (in minutes) int swimmingPool::timeToDrainThePool () { if (waterFlowOutRate > 0) // waterFlowOutRate > 0, calculate time return amountOfWaterInPool / waterFlowOutRate; return 0; // waterFlowOutRate is 0 } // function to calculate the total amount of water needed to fill the pool (in gallons) double swimmingPool::waterNeededToFillThePool () { return (poolTotalWaterCapacity () - amountOfWaterInPool); } // constructor to initialize the pool fields swimmingPool::swimmingPool (double l, double w, double d, double fi, double fo, double wInPool):length (l), width (w), depth (d), waterFlowInRate (fi), waterFlowOutRate (fo), amountOfWaterInPool (wInPool) { } //end of swimmingPool.cpp
I am having difficulty understanding how the log works for this .cpp file. Can someone help me understand how the c++ language is working?
#include "swimmingPool.h"
#include <iostream>
using namespace std;
// function to set the length, width, depth, waterFlowInRate, waterFlowOutRate and amountOfWaterInPool
void
swimmingPool::set (double l, double w, double d,
double fi, double fo, double wInPool)
{
length = l; // feet
width = w; // feet
depth = d; // feet
waterFlowInRate = fi; // gallons per minute
waterFlowOutRate = fo; // gallons per minute
amountOfWaterInPool = wInPool; // in gallons
}
// function to set the length
void
swimmingPool::setLength (double l)
{
length = l;
}
// function to set the width
void
swimmingPool::setWidth (double w)
{
width = w;
}
// function to set the depth
void
swimmingPool::setDepth (double d)
{
depth = d;
}
// function to set waterFlowInRate
void
swimmingPool::setWaterFlowRateIn (double fi)
{
waterFlowInRate = fi;
}
// function to set waterFlowOutRate
void
swimmingPool::setWaterFlowRateOut (double fo)
{
waterFlowOutRate = fo;
}
// function to add water to the pool
void
swimmingPool::addWater (double time, double fillRate)
{
// calculate the amount of water to add in gallons
double waterToAdd = time * fillRate * GALLONS_IN_A_CUBIC_FEET;
// check if adding the water will cause overflow, then display message and set amountOfWaterInPool to pool capacity
if ((amountOfWaterInPool + waterToAdd) > poolTotalWaterCapacity ())
{
cout << "Pool overflow" << endl;
amountOfWaterInPool = poolTotalWaterCapacity ();
}
else
amountOfWaterInPool += waterToAdd; // else add that amount of water to pool
}
// function to drain water from the pool
void
swimmingPool::drainWater (double time, double drainRate)
{
// calculate the amount of water to drain in gallons
double waterToDrain = time * drainRate * GALLONS_IN_A_CUBIC_FEET;
amountOfWaterInPool -= waterToDrain; // subtract that amount from current amount of water in pool
// if negative, set it to 0
if (amountOfWaterInPool < 0)
amountOfWaterInPool = 0;
}
// function to calculate and return the total capacity of pool in gallons
double
swimmingPool::poolTotalWaterCapacity ()
{
return (length * width * depth * GALLONS_IN_A_CUBIC_FEET);
}
// function to return the length
double
swimmingPool::getLength ()
{
return length;
}
// function to return the width
double
swimmingPool::getWidth ()
{
return width;
}
// function to return the depth
double
swimmingPool::getDepth ()
{
return depth;
}
// function to return the waterFlowInRate
double
swimmingPool::getWaterFlowRateIn ()
{
return waterFlowInRate;
}
// function to return the waterFlowOutRate
double
swimmingPool::getWaterFlowRateOut ()
{
return waterFlowOutRate;
}
// function to return the amount of water in pool
double
swimmingPool::getTotalWaterInPool ()
{
return amountOfWaterInPool;
}
// function to calculate the time to completely fill the pool (in minutes)
int
swimmingPool::timeToFillThePool ()
{
double remainingWater = waterNeededToFillThePool (); // get the total amount of water that can be added to the pool
// if waterFlowInRate > 0, calculate the time
if (waterFlowInRate > 0)
return remainingWater / waterFlowInRate;
return 0; // waterFlowInRate is 0
}
// function to calculate the time to completely drain the pool (in minutes)
int
swimmingPool::timeToDrainThePool ()
{
if (waterFlowOutRate > 0) // waterFlowOutRate > 0, calculate time
return amountOfWaterInPool / waterFlowOutRate;
return 0; // waterFlowOutRate is 0
}
// function to calculate the total amount of water needed to fill the pool (in gallons)
double
swimmingPool::waterNeededToFillThePool ()
{
return (poolTotalWaterCapacity () - amountOfWaterInPool);
}
// constructor to initialize the pool fields
swimmingPool::swimmingPool (double l, double w, double d, double fi, double fo, double wInPool):length (l), width (w), depth (d), waterFlowInRate (fi), waterFlowOutRate (fo),
amountOfWaterInPool
(wInPool)
{
}
//end of swimmingPool.cpp
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