Squashed 'third_party/allwpilib_2017/' content from commit 35ac87d

Change-Id: I7bb6f5556c30d3f5a092e68de0be9c710c60c9f4
git-subtree-dir: third_party/allwpilib_2017
git-subtree-split: 35ac87d6ff8b7f061c4f18c9ea316e5dccd4888a
diff --git a/wpilibc/athena/include/SpeedController.h b/wpilibc/athena/include/SpeedController.h
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+++ b/wpilibc/athena/include/SpeedController.h
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+/*----------------------------------------------------------------------------*/
+/* Copyright (c) FIRST 2008-2017. 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.                                                               */
+/*----------------------------------------------------------------------------*/
+
+#pragma once
+
+#include "PIDOutput.h"
+
+namespace frc {
+
+/**
+ * Interface for speed controlling devices.
+ */
+class SpeedController : public PIDOutput {
+ public:
+  virtual ~SpeedController() = default;
+  /**
+   * Common interface for setting the speed of a speed controller.
+   *
+   * @param speed The speed to set.  Value should be between -1.0 and 1.0.
+   */
+  virtual void Set(double speed) = 0;
+
+  /**
+   * Common interface for getting the current set speed of a speed controller.
+   *
+   * @return The current set speed.  Value is between -1.0 and 1.0.
+   */
+  virtual double Get() const = 0;
+
+  /**
+  * Common interface for inverting direction of a speed controller.
+  * @param isInverted The state of inversion, true is inverted.
+  */
+  virtual void SetInverted(bool isInverted) = 0;
+  /**
+
+   * Common interface for disabling a motor.
+   */
+  virtual void Disable() = 0;
+
+  /**
+   * Common interface for returning the inversion state of a speed controller.
+   * @return isInverted The state of inversion, true is inverted.
+   */
+  virtual bool GetInverted() const = 0;
+
+  /**
+   * Common interface to stop the motor until Set is called again.
+   */
+  virtual void StopMotor() = 0;
+};
+
+}  // namespace frc