chromeos/dbus/fake_cras_audio_client.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromeos/dbus/fake_cras_audio_client.h"
   6
   7 namespace chromeos {
   8
   9 FakeCrasAudioClient::FakeCrasAudioClient()
  10     : active_input_node_id_(0),
  11       active_output_node_id_(0) {
  12 }
  13
  14 FakeCrasAudioClient::~FakeCrasAudioClient() {
  15 }
  16
  17 void FakeCrasAudioClient::Init(dbus::Bus* bus) {
  18   VLOG(1) << "FakeCrasAudioClient is created";
  19
  20   // Fake audio output nodes.
  21   AudioNode output_1;
  22   output_1.is_input = false;
  23   output_1.id = 10001;
  24   output_1.device_name = "Fake Speaker";
  25   output_1.type = "INTERNAL_SPEAKER";
  26   output_1.name = "Speaker";
  27   node_list_.push_back(output_1);
  28
  29   AudioNode output_2;
  30   output_2.is_input = false;
  31   output_2.id = 10002;
  32   output_2.device_name = "Fake Headphone";
  33   output_2.type = "HEADPHONE";
  34   output_2.name = "Headphone";
  35   node_list_.push_back(output_2);
  36
  37   AudioNode output_3;
  38   output_3.is_input = false;
  39   output_3.id = 10003;
  40   output_3.device_name = "Fake Bluetooth Headphone";
  41   output_3.type = "BLUETOOTH";
  42   output_3.name = "Headphone";
  43   node_list_.push_back(output_3);
  44
  45   AudioNode output_4;
  46   output_4.is_input = false;
  47   output_4.id = 10004;
  48   output_4.device_name = "Fake HDMI Speaker";
  49   output_4.type = "HDMI";
  50   output_4.name = "HDMI Speaker";
  51   node_list_.push_back(output_4);
  52
  53   // Fake audio input nodes
  54   AudioNode input_1;
  55   input_1.is_input = true;
  56   input_1.id = 20001;
  57   input_1.device_name = "Fake Internal Mic";
  58   input_1.type = "INTERNAL_MIC";
  59   input_1.name = "Internal Mic";
  60   node_list_.push_back(input_1);
  61
  62   AudioNode input_2;
  63   input_2.is_input = true;
  64   input_2.id = 20002;
  65   input_2.device_name = "Fake USB Mic";
  66   input_2.type = "USB";
  67   input_2.name = "Mic";
  68   node_list_.push_back(input_2);
  69
  70   AudioNode input_3;
  71   input_3.is_input = true;
  72   input_3.id = 20003;
  73   input_3.device_name = "Fake Mick Jack";
  74   input_3.type = "MIC";
  75   input_3.name = "Some type of Mic";
  76   node_list_.push_back(input_3);
  77 }
  78
  79 void FakeCrasAudioClient::AddObserver(Observer* observer) {
  80   observers_.AddObserver(observer);
  81 }
  82
  83 void FakeCrasAudioClient::RemoveObserver(Observer* observer) {
  84   observers_.RemoveObserver(observer);
  85 }
  86
  87 bool FakeCrasAudioClient::HasObserver(const Observer* observer) const {
  88   return observers_.HasObserver(observer);
  89 }
  90
  91 void FakeCrasAudioClient::GetVolumeState(
  92     const GetVolumeStateCallback& callback) {
  93   callback.Run(volume_state_, true);
  94 }
  95
  96 void FakeCrasAudioClient::GetNodes(const GetNodesCallback& callback,
  97                                    const ErrorCallback& error_callback) {
  98   callback.Run(node_list_, true);
  99 }
 100
 101 void FakeCrasAudioClient::SetOutputNodeVolume(uint64 node_id,
 102                                               int32 volume) {
 103 }
 104
 105 void FakeCrasAudioClient::SetOutputUserMute(bool mute_on) {
 106   volume_state_.output_user_mute = mute_on;
 107   FOR_EACH_OBSERVER(Observer,
 108                     observers_,
 109                     OutputMuteChanged(volume_state_.output_user_mute));
 110 }
 111
 112 void FakeCrasAudioClient::SetInputNodeGain(uint64 node_id,
 113                                            int32 input_gain) {
 114 }
 115
 116 void FakeCrasAudioClient::SetInputMute(bool mute_on) {
 117   volume_state_.input_mute = mute_on;
 118   FOR_EACH_OBSERVER(Observer,
 119                     observers_,
 120                     InputMuteChanged(volume_state_.input_mute));
 121 }
 122
 123 void FakeCrasAudioClient::SetActiveOutputNode(uint64 node_id) {
 124   if (active_output_node_id_ == node_id)
 125     return;
 126
 127   for (size_t i = 0; i < node_list_.size(); ++i) {
 128     if (node_list_[i].id == active_output_node_id_)
 129       node_list_[i].active = false;
 130     else if (node_list_[i].id == node_id)
 131       node_list_[i].active = true;
 132   }
 133   active_output_node_id_ = node_id;
 134   FOR_EACH_OBSERVER(Observer,
 135                     observers_,
 136                     ActiveOutputNodeChanged(node_id));
 137 }
 138
 139 void FakeCrasAudioClient::SetActiveInputNode(uint64 node_id) {
 140   if (active_input_node_id_ == node_id)
 141     return;
 142
 143   for (size_t i = 0; i < node_list_.size(); ++i) {
 144     if (node_list_[i].id == active_input_node_id_)
 145       node_list_[i].active = false;
 146     else if (node_list_[i].id == node_id)
 147       node_list_[i].active = true;
 148   }
 149   active_input_node_id_ = node_id;
 150   FOR_EACH_OBSERVER(Observer,
 151                     observers_,
 152                     ActiveInputNodeChanged(node_id));
 153 }
 154
 155 void FakeCrasAudioClient::AddActiveInputNode(uint64 node_id) {
 156   for (size_t i = 0; i < node_list_.size(); ++i) {
 157     if (node_list_[i].id == node_id)
 158       node_list_[i].active = true;
 159   }
 160 }
 161
 162 void FakeCrasAudioClient::RemoveActiveInputNode(uint64 node_id) {
 163   for (size_t i = 0; i < node_list_.size(); ++i) {
 164     if (node_list_[i].id == node_id)
 165       node_list_[i].active = false;
 166   }
 167 }
 168
 169 void FakeCrasAudioClient::SwapLeftRight(uint64 node_id, bool swap) {
 170 }
 171
 172 void FakeCrasAudioClient::AddActiveOutputNode(uint64 node_id) {
 173   for (size_t i = 0; i < node_list_.size(); ++i) {
 174     if (node_list_[i].id == node_id)
 175       node_list_[i].active = true;
 176   }
 177 }
 178
 179 void FakeCrasAudioClient::RemoveActiveOutputNode(uint64 node_id) {
 180   for (size_t i = 0; i < node_list_.size(); ++i) {
 181     if (node_list_[i].id == node_id)
 182       node_list_[i].active = false;
 183   }
 184 }
 185
 186 void FakeCrasAudioClient::SetAudioNodesForTesting(
 187     const AudioNodeList& audio_nodes) {
 188   node_list_ = audio_nodes;
 189 }
 190
 191 void FakeCrasAudioClient::SetAudioNodesAndNotifyObserversForTesting(
 192     const AudioNodeList& new_nodes) {
 193   SetAudioNodesForTesting(new_nodes);
 194   FOR_EACH_OBSERVER(Observer, observers_, NodesChanged());
 195 }
 196
 197 }  // namespace chromeos