public StoryPage(Story story)
        {
            InitializeComponent();
            settingsPage = new Settings();
            ImageButton button = new ImageButton()
            {
                Source          = "pause.png",
                HeightRequest   = 40,
                BorderColor     = Color.Transparent,
                BackgroundColor = Color.Transparent,
                Margin          = 20
            };
            ImageButton button2 = new ImageButton()
            {
                Source          = "play.png",
                IsVisible       = false,
                HeightRequest   = 40,
                BorderColor     = Color.Transparent,
                BackgroundColor = Color.Transparent,
                Margin          = 20
            };
            ImageButton Expand = new ImageButton()
            {
                Source            = "expand.png",
                HorizontalOptions = LayoutOptions.EndAndExpand,
                HeightRequest     = 40,
                BorderColor       = Color.Transparent,
                BackgroundColor   = Color.Transparent,
                Margin            = 20
            };
            ImageButton QuizButton = new ImageButton()
            {
                Source          = "Quizzes.png",
                BackgroundColor = Color.Green,
                IsVisible       = false
            };

            Label displayLabel = new Label
            {
                Text       = "0:00",
                FontFamily = Device.RuntimePlatform == Device.Android ? "Comic.ttf#Comic" : "Comic",
                Margin     = 20
            };
            Slider slider = new Slider
            {
                Maximum           = story.Duration.Seconds + (story.Duration.Minutes * 60),
                Minimum           = 0,
                Value             = 0,
                HorizontalOptions = LayoutOptions.FillAndExpand,
                HeightRequest     = 50 // Controls size of area that can grab the slider
            };
            Image storyImage = new Image()
            {
                Source = story.PictureCues[new TimeSpan(0, 0, 0)], HeightRequest = 150
            };
            var tapGestureRecognizer = new TapGestureRecognizer();

            tapGestureRecognizer.Tapped += (s, e) => {
                if (oldContent != null)
                {
                    Content = oldContent;
                    storyImage.HeightRequest = 150;
                    fullScreen = false;
                }
            };
            storyImage.GestureRecognizers.Add(tapGestureRecognizer);

            Expand.Clicked += (sender, args) =>
            {
                if (!fullScreen)
                {
                    Content    = storyImage;
                    fullScreen = true;
                }
            };
            player = Plugin.SimpleAudioPlayer.CrossSimpleAudioPlayer.Current;
            player.Load(story.AudioClip);
            bool audioFromTimer = false;
            bool playAudio      = true;

            player.Play();
            Device.StartTimer(new TimeSpan(0, 0, 1), () =>
            {
                if (playAudio)
                {
                    audioFromTimer = true;
                    slider.Value  += 1;
                }
                if (slider.Value == story.Duration.Seconds + (story.Duration.Minutes * 60))
                {
                    player.Stop();
                    if (story.QuizNum > 0)
                    {
                        ChangePage(story);
                    }
                    else
                    {
                        GoBack();
                    }

                    return(false);
                }

                return(true);
            });
            button.Clicked += (sender, args) =>
            {
                player.Pause();
                playAudio         = false;
                button.IsVisible  = false;
                button2.IsVisible = true;
            };
            button2.Clicked += (sender, args) =>
            {
                player.Seek(timeStamp.TotalSeconds);
                player.Play();

                playAudio         = true;
                button.IsVisible  = true;
                button2.IsVisible = false;
            };
            QuizButton.Clicked += (sender, args) =>
            {
                Navigation.PushAsync(new QuizPage(story.Quizzes[quizNum], story.AudioClip));
                QuizButton.IsVisible = false;
                button.IsVisible     = false;
                button2.IsVisible    = true;
            };
            slider.ValueChanged += (sender, args) =>
            {
                QuizButton.IsVisible = false;
                int minutes = (int)args.NewValue / 60;
                int seconds = (int)args.NewValue - (minutes * 60);
                Console.WriteLine(args.NewValue);
                Console.WriteLine(player.CurrentPosition);
                Console.WriteLine(args.NewValue);
                if (!audioFromTimer)
                {
                    player.Seek(args.NewValue);
                }
                String second = seconds.ToString();
                if (seconds < 10)
                {
                    second = '0' + seconds.ToString();
                }
                displayLabel.Text = String.Format("{0}:{1}", minutes, second);
                timeStamp         = new TimeSpan(0, minutes, seconds);
                var savedTime = new TimeSpan(0, 0, 0);
                foreach (TimeSpan key in story.PictureCues.Keys)
                {
                    if (key.TotalSeconds < args.NewValue)
                    {
                        savedTime = key;
                    }
                    else
                    {
                        break;
                    }
                }
                storyImage.Source = story.PictureCues[savedTime];
                quizNum           = -1;
                for (int i = 0; i < story.QuizNum; i++)
                {
                    if (timeStamp.CompareTo(story.Quizzes[i].PlayTime) >= 0)
                    {
                        quizNum++;
                    }
                }
                for (int i = 0; i < story.QuizNum; i++)
                {
                    if (timeStamp.Equals(story.Quizzes[i].PlayTime))
                    {
                        player.Pause();
                        QuizButton.IsVisible = true;
                        playAudio            = false;
                        button.IsVisible     = false;
                        button2.IsVisible    = true;
                        Content = oldContent;
                        storyImage.HeightRequest = 150;
                        fullScreen = false;
                    }
                }
                audioFromTimer = false;
            };

            StackLayout audio = new StackLayout
            {
                Orientation = StackOrientation.Horizontal,
                Children    =
                {
                    button,
                    button2,
                    displayLabel,
                    QuizButton,
                    Expand
                }
            };

            TopStack.Children.Add(storyImage);
            TopStack.Children.Add(slider);
            TopStack.Children.Add(audio);
            oldContent = Content;
        }
示例#2
0
        public StoryPage(Story story)
        {
            Story    = story;
            StoryId  = story.StoryId;
            StorySet = story.StorySetAsEnum;
            //pull the corresponding images out of the database
            var realmFile = Realm.GetInstance(RealmConfiguration.DefaultConfiguration);

            StoryPages = realmFile.All <RealmObjects.StoryPart>().Where(x => x.StoryId.Equals(story.StoryId))
                         .OrderBy(x => x.Order).ToList();
            //get the current user's ID - if we ever want multiple users per device, we'll have to store the user's id in RAM
            var userId = realmFile.All <User>().FirstOrDefault().UserId;

            //init user story transaction
            using (var writer = realmFile.BeginWrite())
            {
                UserStoryTransaction               = new UserStoryReads();
                UserStoryTransaction.StoryId       = StoryId;
                UserStoryTransaction.UserId        = userId;
                UserStoryTransaction.StartReadTime = DateTime.UtcNow;

                //add to the db
                realmFile.Add <UserStoryReads>(UserStoryTransaction);

                writer.Commit();
            }

            InitializeComponent();

            PlayButton.Source          = PAUSE_ICON; //set at the pause icon because this page auto-starts
            PlayButton.HeightRequest   = 40;
            PlayButton.WidthRequest    = 50;
            PlayButton.BorderColor     = Color.Transparent;
            PlayButton.BackgroundColor = Color.Transparent;
            PlayButton.Margin          = 20;

            QuizButton.Source          = "Quizzes.png";
            QuizButton.BackgroundColor = Color.Green;
            QuizButton.IsVisible       = false;

            DurationLabel.Text       = "0:00";
            DurationLabel.FontFamily = Device.RuntimePlatform == Device.Android ? "Comic.ttf#Comic" : "Comic";
            DurationLabel.Margin     = 20;

            CurrentStoryPage = StoryPages.First();
            //story content
            StoryImage.Source = CurrentStoryPage.Image;
            StoryImage.MinimumWidthRequest = DeviceDisplay.MainDisplayInfo.Width;
            StoryImage.Aspect = Aspect.AspectFit;

            player = Plugin.SimpleAudioPlayer.CrossSimpleAudioPlayer.Current;
            player.Load(story.AudioClip);

            //find the story duration if we haven't already
            if (story.DurationInSeconds <= 0)
            {
                using (var transaction = realmFile.BeginWrite())
                {
                    story.DurationInSeconds = player.Duration;
                    transaction.Commit();
                }
            }

            //kill the realm file to help with memory consumption
            realmFile.Dispose();
            realmFile = null;

            //slider init
            StoryPageSlider.Maximum           = story.DurationInSeconds;
            StoryPageSlider.Minimum           = 0;
            StoryPageSlider.Value             = 0;
            StoryPageSlider.HorizontalOptions = LayoutOptions.FillAndExpand;
            //StoryPageSlider.MinimumWidthRequest = DeviceDisplay.MainDisplayInfo.Width - (PlayButton.Width * 4);
            StoryPageSlider.HeightRequest = 50; // Controls size of area that can grab the slider
            //use drag completed instead of value changed to avoid "stuttering" audio
            StoryPageSlider.DragCompleted += UserDraggedSlider;

            //register action to be taken once the story ends
            player.PlaybackEnded += EndPlayback;
            player.Loop           = false;

            //start the player in a different thread
            var playerThread = new Thread(new ThreadStart(() =>
            {
                //this starts the audio
                player.Play();
            }));

            playerThread.Start();

            PlayButton.Clicked += (sender, args) =>
            {
                //toggle play/pause
                if (player.IsPlaying)
                {
                    player.Pause();
                    PlayButton.Source = PLAY_ICON;
                }
                else
                {
                    player.Play();
                    PlayButton.Source = PAUSE_ICON;
                }
            };

            RefreshStoryPagesTimer();

            QuizButton.Clicked += (sender, args) =>
            {
                //Navigation.PushAsync(new QuizPage(story.Quizzes[quizNum], story.AudioClip));
            };
        }
 // Goes to the end of story page
 protected void ChangePage(Story story)
 {
     Navigation.PushAsync(new EndOfStory(story));
 }