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获得方向与处理请求两个槽函数完成

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This commit is contained in:
jackfiled 2022-06-26 18:10:47 +08:00
parent 04d6ab09ee
commit c9b7908e4c
2 changed files with 146 additions and 12 deletions
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39
include/busModel.h
View File

@ -68,7 +68,16 @@ public:
*/
~BusControllerModel();
/**
* 打印当前状态
* @return 状态的字符串
*/
std::string PrintState();
/**
* 判断公交车是否到站
* @return
*/
bool JudgeOnStation();
public slots:
@ -85,6 +94,22 @@ public slots:
*/
void AddQuerySlot(int query_type, int node_id) const;
/**
* 删除上下车请求的槽函数
* @param query
*/
void DeleteQuerySlot(bus_query_t *query) const;
/**
* 获得公交车应该前进方向的槽函数
*/
void GetBusDirectionSlot();
/**
* 处理公交车可以处理请求的槽函数
*/
void HandleQuerySlot();
signals:
/**
* 创建轨道链表完成的信号
@ -93,9 +118,10 @@ signals:
void RailsCreated(int node_num);
/**
* 请求发生修改的槽函数
* 删除指定请求的信号
* @param query 需要删除的请求
*/
void QueryChangedSignal();
void DeleteQuerySignal(bus_query_t *query);
private:
@ -104,6 +130,10 @@ private:
*/
int total_distance = 10;
bus_query_t *target_query;
void SetConnection() const;
/**
* 获得公交车当前所在的位置
* @return 公交车当前所在的位置
@ -145,10 +175,9 @@ private:
/**
* 根据指定的请求获得前进的方向，也就是前往指定的请求最近的方向
* 在SSTF策略中使用
* @param query 指定完成的请求
* @return 前进的方向
*/
int SSTFDirection(bus_query_t* query);
int SSTFDirection();
/**
* 在当前站上可以顺便服务的请求
@ -168,7 +197,7 @@ private:
* @param query 指定完成的请求
* @return 前进的方向
*/
int SCANDirection(bus_query_t *query);
int SCANDirection();
/**
* 在当前站上可以顺便服务的请求

119
src/busModel.cpp
View File

@ -13,9 +13,12 @@ BusControllerModel::BusControllerModel()
rail_pos = rail_manager->rails;
distance = 0;
direction = BUS_STOP;
target_query = nullptr;
// 设置初始时间
bus_time = 0;
SetConnection();
}
BusControllerModel::~BusControllerModel()
@ -24,6 +27,12 @@ BusControllerModel::~BusControllerModel()
delete(query_manager);
}
void BusControllerModel::SetConnection() const
{
QObject::connect(this, &BusControllerModel::DeleteQuerySignal,
this, &BusControllerModel::DeleteQuerySlot);
}
void BusControllerModel::ReadConfigFileSlot(const QString& file_name)
{
ReadConfigFile(file_name.toStdString());
@ -35,6 +44,102 @@ void BusControllerModel::AddQuerySlot(int query_type, int node_id) const
query_manager->CreateQuery(query_type, node_pos);
}
void BusControllerModel::DeleteQuerySlot(bus_query_t *query) const
{
query_manager->DeleteQuery(query);
}
void BusControllerModel::GetBusDirectionSlot()
{
switch (chosen_strategy)
{
case BUS_FCFS:
direction = FCFSDirection();
break;
case BUS_SSTF:
if(target_query == nullptr)
{
target_query = SSTFGetQuery();
}
direction = SSTFDirection();
case BUS_SCAN:
if(target_query == nullptr)
{
target_query = SCANGetQuery();
}
direction = SCANDirection();
default:
break;
}
}
void BusControllerModel::HandleQuerySlot()
{
bus_query_t *finished_query;
switch (chosen_strategy)
{
case BUS_FCFS:
finished_query = FCFSQuery();
while (finished_query != nullptr)
{
emit DeleteQuerySignal(finished_query);
finished_query = FCFSQuery();
}
break;
case BUS_SSTF:
if(target_query == nullptr)
{
// 这里可能需要处理一下新生成的请求可以处理的情况
}
else if(target_query->node == rail_pos)
{
// 到达目标站点
while (target_query != nullptr and target_query->node == rail_pos)
{
emit DeleteQuerySignal(target_query);
target_query = SSTFGetQuery();
}
}
else
{
// 顺便处理请求
finished_query = SSTFBTWQuery();
while (finished_query != nullptr)
{
emit DeleteQuerySignal(finished_query);
finished_query = SSTFBTWQuery();
}
}
break;
case BUS_SCAN:
if(target_query == nullptr)
{
// 这里可能需要处理一下新生成的请求可以处理的情况
}
else if(target_query->node == rail_pos)
{
// 到达目标站点
while (target_query != nullptr and target_query->node == rail_pos)
{
emit DeleteQuerySignal(target_query);
target_query = SCANGetQuery();
}
}
else
{
// 顺便处理
finished_query = SCANBTWQuery();
while (finished_query != nullptr)
{
emit DeleteQuerySignal(finished_query);
finished_query = SCANBTWQuery();
}
}
}
}
/*
* 以下函数的实现移植自auto_pilot_bus
* 源程序采用C写成
@ -416,14 +521,14 @@ bus_query_t *BusControllerModel::SSTFGetQuery()
return query;
}
int BusControllerModel::SSTFDirection(bus_query_t *query)
int BusControllerModel::SSTFDirection()
{
if (query == nullptr)
if (target_query == nullptr)
{
return BUS_STOP;
}
int length = GetQueryDistance(query, BUS_CLOCK_WISE);
int length = GetQueryDistance(target_query, BUS_CLOCK_WISE);
if(length > total_distance / 2)
{
return BUS_COUNTER_CLOCK_WISE;
@ -530,16 +635,16 @@ bus_query_t *BusControllerModel::SCANGetQuery()
}
}
int BusControllerModel::SCANDirection(bus_query_t *query)
int BusControllerModel::SCANDirection()
{
if(query == nullptr)
if(target_query == nullptr)
{
return BUS_STOP;
}
if(direction == BUS_STOP)
{
int length = GetQueryDistance(query, BUS_CLOCK_WISE);
int length = GetQueryDistance(target_query, BUS_CLOCK_WISE);
if(length > total_distance / 2)
{
return BUS_COUNTER_CLOCK_WISE;
@ -551,7 +656,7 @@ int BusControllerModel::SCANDirection(bus_query_t *query)
}
else
{
int length = GetQueryDistance(query, direction);
int length = GetQueryDistance(target_query, direction);
if(length > total_distance / 2)
{
if(direction == BUS_CLOCK_WISE)