Added XboxController class (#140)

Joystick and Gamepad functionality was separated into cleaner interfaces.

wpilibc/athena/src/XboxController.cpp

@@ -0,0 +1,141 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2016. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#include "XboxController.h"
+
+#include "DriverStation.h"
+#include "HAL/HAL.h"
+
+using namespace frc;
+
+/**
+ * Construct an instance of an Xbox controller.
+ *
+ * The joystick index is the USB port on the Driver Station.
+ *
+ * @param port The port on the Driver Station that the joystick is plugged into
+ *             (0-5).
+ */
+XboxController::XboxController(int port)
+    : GamepadBase(port), m_ds(DriverStation::GetInstance()) {
+  // HAL_Report(HALUsageReporting::kResourceType_XboxController, port);
+  HAL_Report(HALUsageReporting::kResourceType_Joystick, port);
+}
+
+/**
+ * Get the X axis value of the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ */
+float XboxController::GetX(JoystickHand hand) const {
+  if (hand == kLeftHand) {
+    return GetRawAxis(0);
+  } else {
+    return GetRawAxis(4);
+  }
+}
+
+/**
+ * Get the Y axis value of the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ */
+float XboxController::GetY(JoystickHand hand) const {
+  if (hand == kLeftHand) {
+    return GetRawAxis(1);
+  } else {
+    return GetRawAxis(5);
+  }
+}
+
+/**
+ * Read the value of the bumper button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ */
+bool XboxController::GetBumper(JoystickHand hand) const {
+  if (hand == kLeftHand) {
+    return GetRawButton(5);
+  } else {
+    return GetRawButton(6);
+  }
+}
+
+/**
+ * Read the value of the stick button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetStickButton(JoystickHand hand) const {
+  if (hand == kLeftHand) {
+    return GetRawButton(9);
+  } else {
+    return GetRawButton(10);
+  }
+}
+
+/**
+ * Get the trigger axis value of the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ */
+float XboxController::GetTriggerAxis(JoystickHand hand) const {
+  if (hand == kLeftHand) {
+    return GetRawAxis(2);
+  } else {
+    return GetRawAxis(3);
+  }
+}
+
+/**
+ * Read the value of the A button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetAButton() const { return GetRawButton(1); }
+
+/**
+ * Read the value of the B button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetBButton() const { return GetRawButton(2); }
+
+/**
+ * Read the value of the X button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetXButton() const { return GetRawButton(3); }
+
+/**
+ * Read the value of the Y button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetYButton() const { return GetRawButton(4); }
+
+/**
+ * Read the value of the back button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetBackButton() const { return GetRawButton(7); }
+
+/**
+ * Read the value of the start button on the controller.
+ *
+ * @param hand Side of controller whose value should be returned.
+ * @return The state of the button.
+ */
+bool XboxController::GetStartButton() const { return GetRawButton(8); }