Adopt statemachine class to manage sound right

Change-Id: Id43ee7e08381c77c9ee581a0dceb4bac04126830
Signed-off-by: Kazumasa Mitsunari <knimitz@witz-inc.co.jp>

3 files changed, 172 insertions, 11 deletions

diff --git a/app/MediaPlayer.qml b/app/MediaPlayer.qml
index a297162..a9e44e0 100644
--- a/app/MediaPlayer.qml
+++ b/app/MediaPlayer.qml
@@ -1,5 +1,6 @@
 /*
  * Copyright (C) 2016 The Qt Company Ltd.
+ * Copyright (C) 2017 Toyota Motor Corporation
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -19,11 +20,19 @@ import QtQuick.Layouts 1.1
 import QtQuick.Controls 2.0
 import QtMultimedia 5.6
 import AGL.Demo.Controls 1.0
+import QtQml.StateMachine 1.0 as MPSM
 import 'api' as API
 
 ApplicationWindow {
     id: root
-
+    
+    property int sourceID: 0
+    property int connectionID
+    signal playMediaplayer
+    signal stopMediaplayer
+    signal disconnected
+    signal paused
+    signal connected
     API.MediaPlayer {
         id: player
         url: bindingAddress
@@ -34,6 +43,159 @@ ApplicationWindow {
         url: bindingAddress
     }
 
+    MPSM.StateMachine{
+        id: mediaplayerState
+        initialState: stop
+        running: true
+        MPSM.State{
+            id: haveSoundRight
+            MPSM.SignalTransition{
+                targetState: stop
+                signal: disconnected
+            }
+            MPSM.SignalTransition{
+                targetState: pause
+                signal: paused
+            }
+            MPSM.SignalTransition{
+                targetState: playing
+                signal: playMediaplayer
+            }
+            onEntered: {
+                console.log("enter haveSoundRight")
+            }
+            onExited : {
+                // Nothing to do
+            }
+        }
+        MPSM.State{
+            id: stop
+            MPSM.SignalTransition{
+                targetState: haveSoundRight
+                signal: connected
+            }
+            onEntered: {
+                console.log("enter stop state")
+            }
+            onExited : {
+                // Nothing to do
+            }
+        }
+        MPSM.State{
+            id: pause
+            MPSM.SignalTransition{
+                targetState: haveSoundRight
+                signal: connected
+            }
+            MPSM.SignalTransition{
+                targetState: stop
+                signal: disconnected
+            }
+            onEntered: {
+                console.log("enter pause state")
+            }
+            onExited : {
+                // Nothing to do
+            }
+        }
+        MPSM.State{
+            id: playing
+            MPSM.SignalTransition{
+                targetState: haveSoundRight
+                signal: stopMediaplayer
+            }
+            MPSM.SignalTransition{
+                targetState: lostSoundRight
+                signal: disconnected
+            }
+            onEntered: {
+                console.log("enter playing state")
+                player.play()
+            }
+            onExited : {
+                player.pause()
+            }
+        }
+        MPSM.State{
+            id: lostSoundRight
+            MPSM.SignalTransition{
+                targetState: playing
+                signal: connected
+            }
+            onEntered: {
+                console.log("enter lostSoundRight")
+            }
+            onExited : {
+            }
+        }
+        MPSM.State{
+            id: temporaryLostSoundRight
+            MPSM.SignalTransition{
+                targetState: playing
+                signal: connected
+            }
+            MPSM.SignalTransition{
+                targetState: lostSoundRight
+                signal: disconnected
+            }
+            onEntered: {
+                console.log("enter lostSoundRight")
+            }
+            onExited : {
+            }
+        }
+    }
+
+    function slotReply(msg){
+        var jstr = JSON.stringify(msg)
+        var content = JSON.parse(jstr);
+        var verb = content.response.verb
+        var err = content.response.error
+        switch(verb)
+        {
+            case "connect":
+                if(err == 0){
+                    connectionID = content.response.mainConnectionID
+                }
+                break;
+            case "registerSource":
+                if(err == 0){
+                    sourceID = content.response.sourceID
+                }
+        }
+    }
+
+    function slotEvent(event,msg){
+        var jstr = JSON.stringify(msg)
+        var content = JSON.parse(jstr);
+        var eventName = content.event
+        switch(eventName)
+        {
+            case "soundmanager\/asyncSetSourceState":
+                // This event doesn't come for now
+                if(sourceID == content.data.sourceID){
+                    console.log("mediaplayer: call ackSetSourceState")
+                    smw.ackSetSourceState(content.data.handle, 0)
+                    switch(content.data.sourceState){
+                        case "on":
+                            connected()
+                            break;
+                        case "off":
+                            disconnected()
+                            break;
+                        case "paused":
+                            paused()
+                            break;
+                        default:
+                            break;
+                    }
+                }
+                break;
+            default:
+                break;
+        }
+    }
+
     Timer {
         id: timer
         interval: 250
@@ -175,7 +337,7 @@ ApplicationWindow {
                                 if (bluetooth.av_connected) {
                                     bluetooth.sendMediaCommand("Play")
                                 } else {
-                                    player.play()
+                                    playMediaplayer()
                                 }
                             }
                             states: [
@@ -184,7 +346,9 @@ ApplicationWindow {
                                     PropertyChanges {
                                         target: play
                                         offImage: './images/AGL_MediaPlayer_Player_Pause.svg'
-                                        onClicked: player.pause()
+                                        onClicked: {
+                                            stopMediaplayer()
+                                        }
                                     }
                                 },
                                 State {
@@ -277,7 +441,7 @@ ApplicationWindow {
                     }
                     onClicked: {
                         player.pick_track(playlistview.model.get(index).index)
-                        player.play()
+                        playMediaplayer()
                     }
                 }
 
@@ -287,5 +451,8 @@ ApplicationWindow {
                 }
             }
         }
+        Component.onCompleted: {
+            smw.registerSource("mediaplayer")
+        }
     }
 }
diff --git a/app/app.pri b/app/app.pri
index df50dea..8326056 100644
--- a/app/app.pri
+++ b/app/app.pri
@@ -4,12 +4,6 @@ QMAKE_LFLAGS += "-Wl,--hash-style=gnu -Wl,--as-needed"
 load(configure)
 qtCompileTest(libhomescreen)
 
-config_libhomescreen {
-    CONFIG += link_pkgconfig
-    PKGCONFIG += homescreen
-    DEFINES += HAVE_LIBHOMESCREEN
-}
-
 packagesExist(sqlite3 lightmediascanner) {
     DEFINES += HAVE_LIGHTMEDIASCANNER
 }
diff --git a/app/app.pro b/app/app.pro
index 5a0280e..bc070f8 100644
--- a/app/app.pro
+++ b/app/app.pro
@@ -1,5 +1,5 @@
 TARGET = mediaplayer
-QT = quickcontrols2
+QT = quickcontrols2 qml
 
 HEADERS = qlibwindowmanager.h qlibsoundmanager.h
 SOURCES = main.cpp qlibwindowmanager.cpp qlibsoundmanager.cpp