public MainPage(IPlatformStorage platformStorage, IPlatformAudioPlayer audioPlayer)
{
// Initialise layout, and don't show the navigation action bar
NavigationPage.SetHasNavigationBar(this, false);
InitializeComponent();
// Don't re-create assets if the app is already running and the song etc. are already created
if (PlatformStorage == null || AudioPlayer == null || Settings == null || Playback == null || song == null || timer == null)
{
// Stash the platform storage and audio interface object locally
PlatformStorage = platformStorage;
AudioPlayer = audioPlayer;
// Create the settings and playback objects
Settings = new SettingsObject(platformStorage);
Playback = new PlaybackObject();
// Create a new default song and timer
song = new Song();
timer = new Timer(TimerElapsed, 1000);
}
// Update the section display when MainPage size changes
SizeChanged += (sender, e) => {
// Get content window sizes
double width = this.Width;
double height = this.Height;
// Size according to orientation
double ctrlSize = width > height ? 0.15 * (height - 40) : 0.25 * (width - 40);
BottomCtrlRow.Height = ctrlSize;
CtrlColumn1.Width = ctrlSize;
CtrlColumn2.Width = ctrlSize;
ctrlSize = width > height ? 0.15 * (height + 20) : 0.25 * (width + 20);
PlaybackCtrlPlayStop.WidthRequest = ctrlSize * 0.5;
PlaybackCtrlPlayStop.HeightRequest = ctrlSize * 0.5;
PlaybackCtrlRewind.WidthRequest = ctrlSize * 0.3;
PlaybackCtrlRewind.HeightRequest = ctrlSize * 0.3;
PlaybackCtrlForward.WidthRequest = ctrlSize * 0.3;
PlaybackCtrlForward.HeightRequest = ctrlSize * 0.3;
PlaybackCtrlPause.WidthRequest = ctrlSize * 0.3;
PlaybackCtrlPause.HeightRequest = ctrlSize * 0.3;
};
// Set image on the play-stop button
if (Playback.IsPlaying)
{
PlaybackCtrlPlayStop.Source = "stopbutton.png";
}
else
{
PlaybackCtrlPlayStop.Source = "playbutton.png";
};
// Populate the song display when the layout is measured
layoutSectionDisplay.MeasurePerformed += UpdateDisplay;
// Initialise display parameters
LastProgressSection = false;
LastProgressSong = false;
LastProgressSession = false;
// Initialise the timer-type stuff
TempoSliderChanged(null, null);
flashTimerRunning = false;
LastTapTime = -1;
}
public App(IPlatformStorage platformStorage, IPlatformAudioPlayer audioPlayer)
{
InitializeComponent();
MainPage = new NavigationPage(new MetronomeAmplified.MainPage(platformStorage, audioPlayer));
}
