Add Now Playing scene

components/music/MusicAlbumDetails.xml

@@ -9,7 +9,7 @@
           <Label id="genres" width="450" height="25" />
           <Label id="runtime" width="450" height="25" />
           <Label id="released" width="450" height="25" />
-          <JFButton id="playAlbum" minChars="8" text="Play"></JFButton>
+          <JFButton id="playAlbum" minChars="8" text="Play Album"></JFButton>
         </LayoutGroup>
         <LayoutGroup layoutDirection="vert" itemSpacings="[15]">
           <Label id="overview" wrap="true" width="1250" maxLines="5" />

components/music/NowPlaying.brs

@@ -0,0 +1,101 @@
+sub init()
+    m.top.optionsAvailable = false
+    main = m.top.findNode("toplevel")
+    main.translation = [96, 175]
+
+    m.buttons = m.top.findNode("buttons")
+    m.buttons.buttons = [tr("Previous"), tr("Play/Pause"), tr("Next")]
+    m.buttons.observeField("focusedIndex", "buttonFocusChanged")
+
+    m.buttons.selectedIndex = 1
+    m.buttons.focusedIndex = 1
+    m.buttons.setFocus(true)
+end sub
+
+sub audioIndexChanged()
+    itemContentChanged()
+end sub
+
+' Switch menu shown when button focus changes
+sub buttonFocusChanged()
+    if m.buttons.focusedIndex = m.selectedItem then return
+    m.selectedItem = m.buttons.focusedIndex
+end sub
+
+sub playClicked()
+    if m.top.audio.state = "playing"
+        m.top.audio.control = "pause"
+    else if m.top.audio.state = "paused"
+        m.top.audio.control = "resume"
+    end if
+end sub
+
+sub previousClicked()
+    if m.top.audio.contentIndex > 0
+        m.top.audio.nextContentIndex = m.top.audio.contentIndex - 1
+        m.top.audio.control = "skipcontent"
+    end if
+end sub
+
+sub nextClicked()
+    m.top.audio.control = "skipcontent"
+end sub
+
+' Set values for displayed values on screen
+sub itemContentChanged()
+    item = m.top.itemContent[m.top.audio.contentIndex]
+
+    m.top.findNode("musicartistPoster").uri = item.posterURL
+    m.top.overhangTitle = item.json.AlbumArtist + " / " + item.json.name
+
+    m.top.audio.observeField("contentIndex", "audioIndexChanged")
+    setFieldText("numberofsongs", "Track " + stri(m.top.audio.contentIndex + 1) + "/" + stri(m.top.itemContent.count()))
+    setFieldText("artist", item.json.AlbumArtist)
+    setFieldText("album", item.json.album)
+    setFieldText("song", item.json.name)
+end sub
+
+sub setFieldText(field, value)
+    node = m.top.findNode(field)
+    if node = invalid or value = invalid then return
+
+    ' Handle non strings... Which _shouldn't_ happen, but hey
+    if type(value) = "roInt" or type(value) = "Integer"
+        value = str(value).trim()
+    else if type(value) = "roFloat" or type(value) = "Float"
+        value = str(value).trim()
+    else if type(value) <> "roString" and type(value) <> "String"
+        value = ""
+    end if
+
+    node.text = value
+end sub
+
+function onKeyEvent(key as string, press as boolean) as boolean
+
+    if press and key = "play"
+        playClicked()
+        return true
+    else if press and key = "back"
+        m.top.audio.control = "stop"
+    else if press and key = "rewind"
+        previousClicked()
+        return true
+    else if press and key = "fastforward"
+        nextClicked()
+        return true
+    else if key = "OK" and m.top.findNode("buttons").hasFocus()
+        if m.buttons.buttons[m.selectedItem] = tr("Play/Pause")
+            playClicked()
+            return true
+        else if m.buttons.buttons[m.selectedItem] = tr("Previous")
+            previousClicked()
+            return true
+        else if m.buttons.buttons[m.selectedItem] = tr("Next")
+            nextClicked()
+            return true
+        end if
+    end if
+
+    return false
+end function

components/music/NowPlaying.xml

@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<component name="NowPlaying" extends="JFGroup">
+  <children>
+    <LayoutGroup id="toplevel" layoutDirection="vert" itemSpacings="[-10]" >
+      <LayoutGroup id="main_group" layoutDirection="horiz" itemSpacings="[15]" >
+        <LayoutGroup layoutDirection="vert" itemSpacings="[15]">
+          <Poster id="musicartistPoster" width="450" height="450" />
+          <Label id="numberofsongs" width="450" height="25" />
+        </LayoutGroup>
+        <LayoutGroup layoutDirection="vert" itemSpacings="[15]">
+          <Label id="artist" width="450" height="25" />
+          <Label id="song" width="450" height="25" />
+          <Label id="album" width="450" height="25" />
+          <MusicAlbumSongList id="songList" itemSize="[ 1250, 60 ]" numRows="8" />
+          <LayoutGroup id="controlButtons" layoutDirection="horiz" itemSpacings="[15]" >
+            <JFButtons id="buttons" />
+          </LayoutGroup>
+        </LayoutGroup>
+      </LayoutGroup>
+    </LayoutGroup>
+  </children>
+  <interface>
+    <field id="itemContent" type="nodearray" onChange="itemContentChanged" />
+    <field id="musicArtistAlbumData" type="assocarray" alias="songList.MusicArtistAlbumData" />
+    <field id="musicSongSelected" alias="songList.itemSelected" />
+    <field id="audio" type="node" />
+  </interface>
+  <script type="text/brightscript" uri="pkg:/source/utils/misc.brs" />
+  <script type="text/brightscript" uri="NowPlaying.brs" />
+</component>

source/ShowScenes.brs

@@ -416,6 +416,9 @@ end function
 ' Play Audio
 function CreateAudioPlayerGroup(audiodata)
 
+    group = CreateObject("roSGNode", "NowPlaying")
+    songMetaDataArray = CreateObject("roArray", 0, true)
+
     if type(audiodata) = "roArray"
         ' Passed data is an array of audio, setup playback as a playlist
 
@@ -428,6 +431,8 @@ function CreateAudioPlayerGroup(audiodata)
             songContent = audioPlaylistContent.CreateChild("ContentNode")
             songData = AudioItem(song.id)
 
+            songMetaDataArray.push(ItemMetaData(song.id))
+
             params = {}
 
             params.append({
@@ -444,10 +449,6 @@ function CreateAudioPlayerGroup(audiodata)
 
         m.audio.content = audioPlaylistContent
 
-        m.audio.control = "stop"
-        m.audio.control = "none"
-        m.audio.control = "play"
-
     else if type(audiodata) = "roSGNode"
         ' Passed data is a single node
 
@@ -459,6 +460,8 @@ function CreateAudioPlayerGroup(audiodata)
 
             songData = AudioItem(audiodata.id)
 
+            songMetaDataArray.push(ItemMetaData(audiodata.id))
+
             params = {}
 
             params.append({
@@ -471,14 +474,20 @@ function CreateAudioPlayerGroup(audiodata)
             m.audio.content.url = buildURL(Substitute("Audio/{0}/stream", audiodata.id), params)
             m.audio.content.title = audiodata.title
             m.audio.content.streamformat = songData.mediaSources[0].container
-
-            m.audio.control = "stop"
-            m.audio.control = "none"
-            m.audio.control = "play"
         end if
     end if
 
-    return ""
+    group.musicArtistAlbumData = audiodata
+    group.audio = m.audio
+    group.audio.control = "stop"
+    group.audio.control = "none"
+    group.audio.control = "play"
+
+    group.itemContent = songMetaDataArray
+
+    m.global.sceneManager.callFunc("pushScene", group)
+
+    return group
 end function
 
 function CreatePersonView(personData as object) as object