dolphin/Source/Core/InputCommon/ControllerInterface/Device.h

190 lines
3.6 KiB
C++

// Copyright 2013 Dolphin Emulator Project
// Licensed under GPLv2
// Refer to the license.txt file included.
#pragma once
#include <string>
#include <vector>
#include "Common/Common.h"
// idk in case I wanted to change it to double or something, idk what's best
typedef float ControlState;
namespace ciface
{
namespace Core
{
// Forward declarations
class DeviceQualifier;
//
// Device
//
// A device class
//
class Device
{
public:
class Input;
class Output;
//
// Control
//
// Control includes inputs and outputs
//
class Control // input or output
{
public:
virtual std::string GetName() const = 0;
virtual ~Control() {}
bool InputGateOn();
virtual Input* ToInput() { return nullptr; }
virtual Output* ToOutput() { return nullptr; }
};
//
// Input
//
// An input on a device
//
class Input : public Control
{
public:
// things like absolute axes/ absolute mouse position will override this
virtual bool IsDetectable() { return true; }
virtual ControlState GetState() const = 0;
bool ShouldHaveInput();
ControlState GetGatedState()
{
if (InputGateOn())
return GetState();
else
return 0.0;
}
Input* ToInput() override { return this; }
};
//
// Output
//
// An output on a device
//
class Output : public Control
{
public:
virtual ~Output() {}
virtual void SetState(ControlState state) = 0;
void SetGatedState(ControlState state)
{
if (InputGateOn())
SetState(state);
}
Output* ToOutput() override { return this; }
};
virtual ~Device();
virtual std::string GetName() const = 0;
virtual int GetId() const = 0;
virtual std::string GetSource() const = 0;
virtual bool UpdateInput() = 0;
virtual bool UpdateOutput() = 0;
virtual void ClearInputState();
const std::vector<Input*>& Inputs() const { return m_inputs; }
const std::vector<Output*>& Outputs() const { return m_outputs; }
Input* FindInput(const std::string& name) const;
Output* FindOutput(const std::string& name) const;
protected:
void AddInput(Input* const i);
void AddOutput(Output* const o);
class FullAnalogSurface : public Input
{
public:
FullAnalogSurface(Input* low, Input* high)
: m_low(*low), m_high(*high)
{}
ControlState GetState() const override
{
return (1 + m_high.GetState() - m_low.GetState()) / 2;
}
std::string GetName() const override
{
return m_low.GetName() + *m_high.GetName().rbegin();
}
private:
Input& m_low;
Input& m_high;
};
void AddAnalogInputs(Input* low, Input* high)
{
AddInput(low);
AddInput(high);
AddInput(new FullAnalogSurface(low, high));
AddInput(new FullAnalogSurface(high, low));
}
private:
std::vector<Input*> m_inputs;
std::vector<Output*> m_outputs;
};
//
// DeviceQualifier
//
// Device qualifier used to match devices.
// Currently has ( source, id, name ) properties which match a device
//
class DeviceQualifier
{
public:
DeviceQualifier() : cid(-1) {}
DeviceQualifier(const std::string& _source, const int _id, const std::string& _name)
: source(_source), cid(_id), name(_name) {}
void FromDevice(const Device* const dev);
void FromString(const std::string& str);
std::string ToString() const;
bool operator==(const DeviceQualifier& devq) const;
bool operator==(const Device* const dev) const;
std::string source;
int cid;
std::string name;
};
class DeviceContainer
{
public:
Device::Input* FindInput(const std::string& name, const Device* def_dev) const;
Device::Output* FindOutput(const std::string& name, const Device* def_dev) const;
const std::vector<Device*>& Devices() const { return m_devices; }
Device* FindDevice(const DeviceQualifier& devq) const;
protected:
std::vector<Device*> m_devices;
};
}
}