[hal] Rename PowerDistributionPanel to PowerDistribution (#3466)

Makes HAL more generic for the PDP, to enable the Rev PDH in the future.

wpilibc/src/main/native/include/frc/PowerDistribution.h

@@ -0,0 +1,103 @@
+// Copyright (c) FIRST and other WPILib contributors.
+// Open Source Software; you can modify and/or share it under the terms of
+// the WPILib BSD license file in the root directory of this project.
+
+#pragma once
+
+#include <hal/Types.h>
+#include <wpi/sendable/Sendable.h>
+#include <wpi/sendable/SendableHelper.h>
+
+namespace frc {
+
+/**
+ * Class for getting voltage, current, temperature, power and energy from the
+ * CAN PDP.
+ */
+class PowerDistribution : public wpi::Sendable,
+                          public wpi::SendableHelper<PowerDistribution> {
+ public:
+  /**
+   * Constructs a PowerDistribution.
+   *
+   * Uses the default CAN ID (0).
+   */
+  PowerDistribution();
+
+  /**
+   * Constructs a PowerDistribution.
+   *
+   * @param module The CAN ID of the PDP
+   */
+  explicit PowerDistribution(int module);
+
+  PowerDistribution(PowerDistribution&&) = default;
+  PowerDistribution& operator=(PowerDistribution&&) = default;
+
+  /**
+   * Query the input voltage of the PDP.
+   *
+   * @return The voltage of the PDP in volts
+   */
+  double GetVoltage() const;
+
+  /**
+   * Query the temperature of the PDP.
+   *
+   * @return The temperature of the PDP in degrees Celsius
+   */
+  double GetTemperature() const;
+
+  /**
+   * Query the current of a single channel of the PDP.
+   *
+   * @return The current of one of the PDP channels (channels 0-15) in Amperes
+   */
+  double GetCurrent(int channel) const;
+
+  /**
+   * Query the total current of all monitored PDP channels (0-15).
+   *
+   * @return The the total current drawn from the PDP channels in Amperes
+   */
+  double GetTotalCurrent() const;
+
+  /**
+   * Query the total power drawn from the monitored PDP channels.
+   *
+   * @return The the total power drawn from the PDP channels in Watts
+   */
+  double GetTotalPower() const;
+
+  /**
+   * Query the total energy drawn from the monitored PDP channels.
+   *
+   * @return The the total energy drawn from the PDP channels in Joules
+   */
+  double GetTotalEnergy() const;
+
+  /**
+   * Reset the total energy drawn from the PDP.
+   *
+   * @see PowerDistribution#GetTotalEnergy
+   */
+  void ResetTotalEnergy();
+
+  /**
+   * Remove all of the fault flags on the PDP.
+   */
+  void ClearStickyFaults();
+
+  /**
+   * Gets module number (CAN ID).
+   */
+  int GetModule() const;
+
+  void InitSendable(wpi::SendableBuilder& builder) override;
+
+ private:
+  hal::Handle<HAL_PDPHandle> m_handle;
+  int m_module;
+};
+
+}  // namespace frc