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+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included
+
+#pragma once
+
+namespace Input {
+class InputDevice;
+
+template <typename InputDevice>
+class Factory;
+}; // namespace Input
+
+namespace InputCommon {
+class InputEngine;
+/**
+ * An Input factory. It receives input events and forward them to all input devices it created.
+ */
+class InputFactory final : public Input::Factory<Input::InputDevice> {
+public:
+ explicit InputFactory(std::shared_ptr<InputEngine> input_engine_);
+
+ /**
+ * Creates a input device from the parameters given. Identifies the type of input to be returned
+ * if it contains the following parameters:
+ * - button: Contains "button" or "code"
+ * - hat_button: Contains "hat"
+ * - analog: Contains "axis"
+ * - trigger: Contains "button" and "axis"
+ * - stick: Contains "axis_x" and "axis_y"
+ * - motion: Contains "axis_x", "axis_y" and "axis_z"
+ * - motion: Contains "motion"
+ * - touch: Contains "button", "axis_x" and "axis_y"
+ * - battery: Contains "battery"
+ * @param params contains parameters for creating the device:
+ * @param - "code": the code of the keyboard key to bind with the input
+ * @param - "button": same as "code" but for controller buttons
+ * @param - "hat": similar as "button" but it's a group of hat buttons from SDL
+ * @param - "axis": the axis number of the axis to bind with the input
+ * @param - "motion": the motion number of the motion to bind with the input
+ * @param - "axis_x": same as axis but specifing horizontal direction
+ * @param - "axis_y": same as axis but specifing vertical direction
+ * @param - "axis_z": same as axis but specifing forward direction
+ * @param - "battery": Only used as a placeholder to set the input type
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> Create(const Common::ParamPackage& params) override;
+
+private:
+ /**
+ * Creates a button device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "code": the code of the keyboard key to bind with the input
+ * @param - "button": same as "code" but for controller buttons
+ * @param - "toggle": press once to enable, press again to disable
+ * @param - "inverted": inverts the output of the button
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateButtonDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a hat button device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "button": the controller hat id to bind with the input
+ * @param - "direction": the direction id to be detected
+ * @param - "toggle": press once to enable, press again to disable
+ * @param - "inverted": inverts the output of the button
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateHatButtonDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a stick device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "axis_x": the controller horizontal axis id to bind with the input
+ * @param - "axis_y": the controller vertical axis id to bind with the input
+ * @param - "deadzone": the mimimum required value to be detected
+ * @param - "range": the maximum value required to reach 100%
+ * @param - "threshold": the mimimum required value to considered pressed
+ * @param - "offset_x": the amount of offset in the x axis
+ * @param - "offset_y": the amount of offset in the y axis
+ * @param - "invert_x": inverts the sign of the horizontal axis
+ * @param - "invert_y": inverts the sign of the vertical axis
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateStickDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates an analog device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "axis": the controller axis id to bind with the input
+ * @param - "deadzone": the mimimum required value to be detected
+ * @param - "range": the maximum value required to reach 100%
+ * @param - "threshold": the mimimum required value to considered pressed
+ * @param - "offset": the amount of offset in the axis
+ * @param - "invert": inverts the sign of the axis
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateAnalogDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a trigger device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "button": the controller hat id to bind with the input
+ * @param - "direction": the direction id to be detected
+ * @param - "toggle": press once to enable, press again to disable
+ * @param - "inverted": inverts the output of the button
+ * @param - "axis": the controller axis id to bind with the input
+ * @param - "deadzone": the mimimum required value to be detected
+ * @param - "range": the maximum value required to reach 100%
+ * @param - "threshold": the mimimum required value to considered pressed
+ * @param - "offset": the amount of offset in the axis
+ * @param - "invert": inverts the sign of the axis
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateTriggerDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a touch device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "button": the controller hat id to bind with the input
+ * @param - "direction": the direction id to be detected
+ * @param - "toggle": press once to enable, press again to disable
+ * @param - "inverted": inverts the output of the button
+ * @param - "axis_x": the controller horizontal axis id to bind with the input
+ * @param - "axis_y": the controller vertical axis id to bind with the input
+ * @param - "deadzone": the mimimum required value to be detected
+ * @param - "range": the maximum value required to reach 100%
+ * @param - "threshold": the mimimum required value to considered pressed
+ * @param - "offset_x": the amount of offset in the x axis
+ * @param - "offset_y": the amount of offset in the y axis
+ * @param - "invert_x": inverts the sign of the horizontal axis
+ * @param - "invert_y": inverts the sign of the vertical axis
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateTouchDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a battery device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateBatteryDevice(const Common::ParamPackage& params);
+
+ /**
+ * Creates a motion device from the parameters given.
+ * @param params contains parameters for creating the device:
+ * @param - "axis_x": the controller horizontal axis id to bind with the input
+ * @param - "axis_y": the controller vertical axis id to bind with the input
+ * @param - "axis_z": the controller fordward axis id to bind with the input
+ * @param - "deadzone": the mimimum required value to be detected
+ * @param - "range": the maximum value required to reach 100%
+ * @param - "offset_x": the amount of offset in the x axis
+ * @param - "offset_y": the amount of offset in the y axis
+ * @param - "offset_z": the amount of offset in the z axis
+ * @param - "invert_x": inverts the sign of the horizontal axis
+ * @param - "invert_y": inverts the sign of the vertical axis
+ * @param - "invert_z": inverts the sign of the fordward axis
+ * @param - "guid": text string for identifing controllers
+ * @param - "port": port of the connected device
+ * @param - "pad": slot of the connected controller
+ * @return an unique input device with the parameters specified
+ */
+ std::unique_ptr<Input::InputDevice> CreateMotionDevice(Common::ParamPackage params);
+
+ std::shared_ptr<InputEngine> input_engine;
+};
+} // namespace InputCommon