Duckstation/src/core/controller.h
Silent 057bf986c4
Allow mapping half axes to buttons
This allows to bind pressure sensitive NeGcon buttons to keyboard,
mouse and controller buttons
2020-08-29 14:19:28 +02:00

87 lines
2.8 KiB
C++

#pragma once
#include "common/image.h"
#include "settings.h"
#include "types.h"
#include <memory>
#include <optional>
#include <string>
#include <string_view>
#include <vector>
class StateWrapper;
class HostInterface;
class Controller
{
public:
enum class AxisType : u8
{
Full,
Half
};
using ButtonList = std::vector<std::pair<std::string, s32>>;
using AxisList = std::vector<std::tuple<std::string, s32, AxisType>>;
using SettingList = std::vector<SettingInfo>;
Controller();
virtual ~Controller();
/// Returns the type of controller.
virtual ControllerType GetType() const = 0;
/// Gets the integer code for an axis in the specified controller type.
virtual std::optional<s32> GetAxisCodeByName(std::string_view axis_name) const;
/// Gets the integer code for a button in the specified controller type.
virtual std::optional<s32> GetButtonCodeByName(std::string_view button_name) const;
virtual void Reset();
virtual bool DoState(StateWrapper& sw);
// Resets all state for the transferring to/from the device.
virtual void ResetTransferState();
// Returns the value of ACK, as well as filling out_data.
virtual bool Transfer(const u8 data_in, u8* data_out);
/// Changes the specified axis state. Values are normalized from -1..1.
virtual void SetAxisState(s32 axis_code, float value);
/// Changes the specified button state.
virtual void SetButtonState(s32 button_code, bool pressed);
/// Returns the number of vibration motors.
virtual u32 GetVibrationMotorCount() const;
/// Queries the state of the specified vibration motor. Values are normalized from 0..1.
virtual float GetVibrationMotorStrength(u32 motor);
/// Loads/refreshes any per-controller settings.
virtual void LoadSettings(const char* section);
/// Returns the software cursor to use for this controller, if any.
virtual bool GetSoftwareCursor(const Common::RGBA8Image** image, float* image_scale);
/// Creates a new controller of the specified type.
static std::unique_ptr<Controller> Create(ControllerType type, u32 index);
/// Gets the integer code for an axis in the specified controller type.
static std::optional<s32> GetAxisCodeByName(ControllerType type, std::string_view axis_name);
/// Gets the integer code for a button in the specified controller type.
static std::optional<s32> GetButtonCodeByName(ControllerType type, std::string_view button_name);
/// Returns a list of axises for the specified controller type.
static AxisList GetAxisNames(ControllerType type);
/// Returns a list of buttons for the specified controller type.
static ButtonList GetButtonNames(ControllerType type);
/// Returns the number of vibration motors.
static u32 GetVibrationMotorCount(ControllerType type);
/// Returns settings for the controller.
static SettingList GetSettings(ControllerType type);
};