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Input.cpp
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Input.cpp
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#include <echo/Input/Input.h>
#include <sstream>
#include <iostream>
namespace Echo
{
InputManager::InputInfo::InputInfo() : mDeviceIndex(1),
mHasDeviceName(false),
mHasDeviceIndex(false),
mHasInputName(false)
{
}
InputManager::InputInfo::InputInfo(const std::string& inputString) :
mDeviceIndex(1),
mHasDeviceName(false),
mHasDeviceIndex(false),
mHasInputName(false)
{
ConvertInputInfo(inputString);
}
void InputManager::InputInfo::ConvertInputInfo(const std::string& inputString)
{
std::string workingCopy=inputString;
//WorkingCopy will be deviceName(number):inputName (or variant)
size_t cp=workingCopy.find_first_of(':');
if(cp!=std::string::npos && cp<workingCopy.length()-1)
{
//Left is deviceName(number)
//Right is inputName
mHasInputName=true;
mInputName=workingCopy.substr(cp+1);
workingCopy=workingCopy.substr(0,cp);
}
size_t obp=workingCopy.find_first_of('(');
mDeviceIndex=0;
if(obp!=std::string::npos)
{
//there could be a device number
size_t cbp=workingCopy.find_first_of(')');
if(obp<cbp && cbp!=std::string::npos)
{
//Ok lets extract that number
std::string numString=workingCopy.substr(obp+1,cbp-obp-1);
mDeviceIndex=atoi(numString.c_str());
if(mDeviceIndex>0)
{
mDeviceIndex--;
mHasDeviceIndex=true;
workingCopy=workingCopy.substr(0,obp);
}
}
}
if(workingCopy.length()>0)
{
mDeviceName=workingCopy;
mHasDeviceName=true;
}
}
//////////////////////////////////////////////////////////////////////////
InputManager::InputManager() : TaskGroup("InputManager"){}
InputManager::~InputManager(){}
void InputManager::GetDeviceList(std::vector<std::string>& outDevices)
{
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.begin();
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator itEnd=mDevices.end();
while(it!=itEnd)
{
for(u32 d=0; d<it->second.size(); ++d)
{
std::stringstream ss;
ss << it->first << "(" << (d+1) << ")";
std::string deviceName=ss.str();
outDevices.push_back(deviceName);
}
it++;
}
}
shared_ptr<InputDevice> InputManager::GetDevice(const std::string& deviceName)
{
InputInfo inputInfo(deviceName);
if(!inputInfo.HasDeviceName())
{
return shared_ptr<InputDevice>();
}
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.find(inputInfo.GetDeviceName());
if(it==mDevices.end())
{
return shared_ptr<InputDevice>();
}
if(inputInfo.HasDeviceIndex() && inputInfo.GetDeviceIndex()>=it->second.size())
{
return shared_ptr<InputDevice>();
}
//DeviceIndex defaults to 0 anyway
return it->second[inputInfo.GetDeviceIndex()];
}
void InputManager::GetAllDevices(std::vector<std::pair<std::string, shared_ptr<InputDevice> > >& outDevices)
{
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.begin();
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator itEnd=mDevices.end();
while(it!=itEnd)
{
for(u32 d=0; d<it->second.size(); ++d)
{
std::stringstream ss;
ss << it->first << "(" << (d+1) << ")";
std::string deviceName=ss.str();
outDevices.push_back(std::pair<std::string,shared_ptr<InputDevice> >(deviceName, it->second[d]));
}
it++;
}
}
void InputManager::GetCompleteInputList(std::vector<std::string>& outAllDeviceInputs)
{
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.begin();
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator itEnd=mDevices.end();
while(it!=itEnd)
{
for(u32 d=0; d<it->second.size(); ++d)
{
std::stringstream ss;
ss << it->first << "(" << (d+1) << ")";
std::vector<std::string> inputs;
it->second[d]->GetInputs(inputs);
for(u32 i=0;i<inputs.size();++i)
{
std::string inputName=ss.str();
inputName+=":";
inputName+=inputs[i];
outAllDeviceInputs.push_back(inputName);
}
inputs.clear();
}
it++;
}
}
u32 InputManager::InstallDevice(const std::string& deviceName, shared_ptr<InputDevice> device)
{
//If the device is a Task then add it to the task manager for updating.
Task* deviceTask = dynamic_cast<Task*>(device.get());
if(deviceTask && deviceTask->GetNumberOfTaskManagers()==0)
{
//Using the raw pointer is fine because Task cleans up with managers properly.
AddTask(deviceTask);
}
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.find(deviceName);
if(it!=mDevices.end())
{
it->second.push_back(device);
return (u32)it->second.size();
}
mDevices[deviceName].push_back(device);
return 1;
}
//Uninstalls an input device. DeviceName[(number])
bool InputManager::UninstallDevice(const std::string& deviceName)
{
InputInfo inputInfo;
if(!inputInfo.HasDeviceName())
return false;
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.find(inputInfo.GetDeviceName());
if(it==mDevices.end())
return false;
if(inputInfo.HasDeviceIndex())
if(inputInfo.GetDeviceIndex()>=it->second.size())
return false;
//move all devices down in list
if(it->second.size()>1)
{
for(u32 d=inputInfo.GetDeviceIndex();d<it->second.size()-1;++d)
{
it->second[d]=it->second[d+1];
}
it->second.pop_back();
}else
{
//remove the device entry
mDevices.erase(it);
}
return true;
}
u32 InputManager::GetNumberOfDevices()
{
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator it=mDevices.begin();
std::map<std::string, std::vector<shared_ptr<InputDevice> > >::iterator itEnd=mDevices.end();
u32 ds=0;
while(it!=itEnd)
{
std::vector<shared_ptr<InputDevice> >& deviceSet=it->second;
ds+=(u32)deviceSet.size();
it++;
}
return ds;
}
}

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