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
  71 void FakeCrasAudioClient::AddObserver(Observer* observer) {
  72   observers_.AddObserver(observer);
  73 }
  74
  75 void FakeCrasAudioClient::RemoveObserver(Observer* observer) {
  76   observers_.RemoveObserver(observer);
  77 }
  78
  79 bool FakeCrasAudioClient::HasObserver(const Observer* observer) const {
  80   return observers_.HasObserver(observer);
  81 }
  82
  83 void FakeCrasAudioClient::GetVolumeState(
  84     const GetVolumeStateCallback& callback) {
  85   callback.Run(volume_state_, true);
  86 }
  87
  88 void FakeCrasAudioClient::GetNodes(const GetNodesCallback& callback,
  89                                    const ErrorCallback& error_callback) {
  90   callback.Run(node_list_, true);
  91 }
  92
  93 void FakeCrasAudioClient::SetOutputNodeVolume(uint64 node_id,
  94                                               int32 volume) {
  95 }
  96
  97 void FakeCrasAudioClient::SetOutputUserMute(bool mute_on) {
  98   volume_state_.output_user_mute = mute_on;
  99   FOR_EACH_OBSERVER(Observer,
 100                     observers_,
 101                     OutputMuteChanged(volume_state_.output_user_mute));
 102 }
 103
 104 void FakeCrasAudioClient::SetInputNodeGain(uint64 node_id,
 105                                            int32 input_gain) {
 106 }
 107
 108 void FakeCrasAudioClient::SetInputMute(bool mute_on) {
 109   volume_state_.input_mute = mute_on;
 110   FOR_EACH_OBSERVER(Observer,
 111                     observers_,
 112                     InputMuteChanged(volume_state_.input_mute));
 113 }
 114
 115 void FakeCrasAudioClient::SetActiveOutputNode(uint64 node_id) {
 116   if (active_output_node_id_ == node_id)
 117     return;
 118
 119   for (size_t i = 0; i < node_list_.size(); ++i) {
 120     if (node_list_[i].id == active_output_node_id_)
 121       node_list_[i].active = false;
 122     else if (node_list_[i].id == node_id)
 123       node_list_[i].active = true;
 124   }
 125   active_output_node_id_ = node_id;
 126   FOR_EACH_OBSERVER(Observer,
 127                     observers_,
 128                     ActiveOutputNodeChanged(node_id));
 129 }
 130
 131 void FakeCrasAudioClient::SetActiveInputNode(uint64 node_id) {
 132   if (active_input_node_id_ == node_id)
 133     return;
 134
 135   for (size_t i = 0; i < node_list_.size(); ++i) {
 136     if (node_list_[i].id == active_input_node_id_)
 137       node_list_[i].active = false;
 138     else if (node_list_[i].id == node_id)
 139       node_list_[i].active = true;
 140   }
 141   active_input_node_id_ = node_id;
 142   FOR_EACH_OBSERVER(Observer,
 143                     observers_,
 144                     ActiveInputNodeChanged(node_id));
 145 }
 146
 147 void FakeCrasAudioClient::AddActiveInputNode(uint64 node_id) {
 148   for (size_t i = 0; i < node_list_.size(); ++i) {
 149     if (node_list_[i].id == node_id)
 150       node_list_[i].active = true;
 151   }
 152 }
 153
 154 void FakeCrasAudioClient::RemoveActiveInputNode(uint64 node_id) {
 155   for (size_t i = 0; i < node_list_.size(); ++i) {
 156     if (node_list_[i].id == node_id)
 157       node_list_[i].active = false;
 158   }
 159 }
 160
 161 void FakeCrasAudioClient::SwapLeftRight(uint64 node_id, bool swap) {
 162 }
 163
 164 void FakeCrasAudioClient::AddActiveOutputNode(uint64 node_id) {
 165   for (size_t i = 0; i < node_list_.size(); ++i) {
 166     if (node_list_[i].id == node_id)
 167       node_list_[i].active = true;
 168   }
 169 }
 170
 171 void FakeCrasAudioClient::RemoveActiveOutputNode(uint64 node_id) {
 172   for (size_t i = 0; i < node_list_.size(); ++i) {
 173     if (node_list_[i].id == node_id)
 174       node_list_[i].active = false;
 175   }
 176 }
 177
 178 void FakeCrasAudioClient::SetAudioNodesForTesting(
 179     const AudioNodeList& audio_nodes) {
 180   node_list_ = audio_nodes;
 181 }
 182
 183 void FakeCrasAudioClient::SetAudioNodesAndNotifyObserversForTesting(
 184     const AudioNodeList& new_nodes) {
 185   SetAudioNodesForTesting(new_nodes);
 186   FOR_EACH_OBSERVER(Observer, observers_, NodesChanged());
 187 }
 188
 189 }  // namespace chromeos