1 // Copyright 2017 Citra Emulator Project
2 // Licensed under GPLv2 or any later version
3 // Refer to the license.txt file included.
4 
5 #pragma once
6 
7 #include <memory>
8 #include "core/frontend/input.h"
9 
10 namespace InputCommon {
11 
12 /**
13  * An analog device factory that takes direction button devices and combines them into a analog
14  * device.
15  */
16 class AnalogFromButton final : public Input::Factory<Input::AnalogDevice> {
17 public:
18     /**
19      * Creates an analog device from direction button devices
20      * @param params contains parameters for creating the device:
21      *     - "up": a serialized ParamPackage for creating a button device for up direction
22      *     - "down": a serialized ParamPackage for creating a button device for down direction
23      *     - "left": a serialized ParamPackage for creating a button device for left direction
24      *     - "right": a serialized ParamPackage  for creating a button device for right direction
25      *     - "modifier": a serialized ParamPackage for creating a button device as the modifier
26      *     - "modifier_scale": a float for the multiplier the modifier gives to the position
27      */
28     std::unique_ptr<Input::AnalogDevice> Create(const Common::ParamPackage& params) override;
29 };
30 
31 } // namespace InputCommon
32