bsnes/nall/hid.hpp

122 lines
3.8 KiB
C++
Executable File

#pragma once
#include <nall/maybe.hpp>
#include <nall/range.hpp>
#include <nall/string.hpp>
#include <nall/vector.hpp>
namespace nall::HID {
struct Input {
Input(const string& name) : _name(name) {}
auto name() const -> string { return _name; }
auto value() const -> int16_t { return _value; }
auto setValue(int16_t value) -> void { _value = value; }
private:
string _name;
int16_t _value = 0;
friend class Group;
};
struct Group : vector<Input> {
Group(const string& name) : _name(name) {}
auto name() const -> string { return _name; }
auto input(uint id) -> Input& { return operator[](id); }
auto append(const string& name) -> void { vector::append(Input{name}); }
auto find(const string& name) const -> maybe<uint> {
for(auto id : range(size())) {
if(operator[](id)._name == name) return id;
}
return nothing;
}
private:
string _name;
friend class Device;
};
struct Device : vector<Group> {
Device(const string& name) : _name(name) {}
//id => {pathID}-{vendorID}-{productID}
auto pathID() const -> uint32_t { return (uint32_t)(_id >> 32); } //32-63
auto vendorID() const -> uint16_t { return (uint16_t)(_id >> 16); } //16-31
auto productID() const -> uint16_t { return (uint16_t)(_id >> 0); } // 0-15
auto setPathID (uint32_t pathID ) -> void { _id = (uint64_t)pathID << 32 | vendorID() << 16 | productID() << 0; }
auto setVendorID (uint16_t vendorID ) -> void { _id = (uint64_t)pathID() << 32 | vendorID << 16 | productID() << 0; }
auto setProductID(uint16_t productID) -> void { _id = (uint64_t)pathID() << 32 | vendorID() << 16 | productID << 0; }
virtual auto isNull() const -> bool { return false; }
virtual auto isKeyboard() const -> bool { return false; }
virtual auto isMouse() const -> bool { return false; }
virtual auto isJoypad() const -> bool { return false; }
auto name() const -> string { return _name; }
auto id() const -> uint64_t { return _id; }
auto setID(uint64_t id) -> void { _id = id; }
auto group(uint id) -> Group& { return operator[](id); }
auto append(const string& name) -> void { vector::append(Group{name}); }
auto find(const string& name) const -> maybe<uint> {
for(auto id : range(size())) {
if(operator[](id)._name == name) return id;
}
return nothing;
}
private:
string _name;
uint64_t _id = 0;
};
struct Null : Device {
enum : uint16_t { GenericVendorID = 0x0000, GenericProductID = 0x0000 };
Null() : Device("Null") {}
auto isNull() const -> bool { return true; }
};
struct Keyboard : Device {
enum : uint16_t { GenericVendorID = 0x0000, GenericProductID = 0x0001 };
enum GroupID : uint { Button };
Keyboard() : Device("Keyboard") { append("Button"); }
auto isKeyboard() const -> bool { return true; }
auto buttons() -> Group& { return group(GroupID::Button); }
};
struct Mouse : Device {
enum : uint16_t { GenericVendorID = 0x0000, GenericProductID = 0x0002 };
enum GroupID : uint { Axis, Button };
Mouse() : Device("Mouse") { append("Axis"), append("Button"); }
auto isMouse() const -> bool { return true; }
auto axes() -> Group& { return group(GroupID::Axis); }
auto buttons() -> Group& { return group(GroupID::Button); }
};
struct Joypad : Device {
enum : uint16_t { GenericVendorID = 0x0000, GenericProductID = 0x0003 };
enum GroupID : uint { Axis, Hat, Trigger, Button };
Joypad() : Device("Joypad") { append("Axis"), append("Hat"), append("Trigger"), append("Button"); }
auto isJoypad() const -> bool { return true; }
auto axes() -> Group& { return group(GroupID::Axis); }
auto hats() -> Group& { return group(GroupID::Hat); }
auto triggers() -> Group& { return group(GroupID::Trigger); }
auto buttons() -> Group& { return group(GroupID::Button); }
auto rumble() const -> bool { return _rumble; }
auto setRumble(bool rumble) -> void { _rumble = rumble; }
private:
bool _rumble = false;
};
}