void OnAvgStockButtonClicked(object sender, EventArgs e)
        {
            busyIndicator.IsBusy    = true;
            busyIndicator.IsVisible = true;

            Task.Run(() => {
                var stockLookup = new ChartingAndComparingPrices.ComparingStocks(avgStock.Text, new DateTime(2014, 1, 1), DateTime.Now);
                var stock       = stockLookup.Stocks;
                var average     = stockLookup.Average;

                Device.BeginInvokeOnMainThread(
                    () => {
                    Navigation.PushAsync(new ComparePriceVsAvgPage(stock, average, avgStock.Text));
                    busyIndicator.IsVisible = false;
                    busyIndicator.IsBusy    = false;
                });
            });
        }
		void OnGetDataButtonClicked (object sender, EventArgs e)
		{
			busyIndicator.IsBusy = true;
			busyIndicator.IsVisible = true;

			Task.Run (() => {
				var stockLookup1 = new ChartingAndComparingPrices.ComparingStocks (stock1.Text, new DateTime (2014, 1, 1), DateTime.Now);
				var stockList1 = stockLookup1.Stocks;

				var stockLookup2 = new ChartingAndComparingPrices.ComparingStocks (stock2.Text, new DateTime (2014, 1, 1), DateTime.Now);
				var stockList2 = stockLookup2.Stocks;	

				Device.BeginInvokeOnMainThread (
					() => {
						Navigation.PushAsync (new CompareTwoStocksChartPage (stockList1, stockList2, stock1.Text, stock2.Text));
						busyIndicator.IsVisible = false;
						busyIndicator.IsBusy = false;
					});
			});
		}
        void OnGetDataButtonClicked(object sender, EventArgs e)
        {
            busyIndicator.IsBusy    = true;
            busyIndicator.IsVisible = true;

            Task.Run(() => {
                var stockLookup1 = new ChartingAndComparingPrices.ComparingStocks(stock1.Text, new DateTime(2014, 1, 1), DateTime.Now);
                var stockList1   = stockLookup1.Stocks;

                var stockLookup2 = new ChartingAndComparingPrices.ComparingStocks(stock2.Text, new DateTime(2014, 1, 1), DateTime.Now);
                var stockList2   = stockLookup2.Stocks;

                Device.BeginInvokeOnMainThread(
                    () => {
                    Navigation.PushAsync(new CompareTwoStocksChartPage(stockList1, stockList2, stock1.Text, stock2.Text));
                    busyIndicator.IsVisible = false;
                    busyIndicator.IsBusy    = false;
                });
            });
        }
		void GetDataButton_Clicked (object sender, EventArgs e)
		{
			nullLabel.Text = "";

			if ((tickerEntry.Text == null) || (startDateEntry.Text == null)) {
				nullLabel.Text = "Don't forget to enter a stock ticker and a start date!";
			} else {
				busyIndicator.IsBusy = true;
				busyIndicator.IsVisible = true;

				Task.Run (() => {	
					var stock = new ChartingAndComparingPrices.ComparingStocks (tickerEntry.Text, DateTime.Parse (startDateEntry.Text), DateTime.Now);
					Device.BeginInvokeOnMainThread (
						() => {
							Navigation.PushAsync (new ExploringHistoricalStockPricesChartPage (stock.Stocks, tickerEntry.Text));
							busyIndicator.IsVisible = false;
							busyIndicator.IsBusy = false;
						});
				});
			}
		}
Esempio n. 5
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        void GetDataButton_Clicked(object sender, EventArgs e)
        {
            nullLabel.Text = "";

            if ((tickerEntry.Text == null) || (startDateEntry.Text == null))
            {
                nullLabel.Text = "Don't forget to enter a stock ticker and a start date!";
            }
            else
            {
                busyIndicator.IsBusy    = true;
                busyIndicator.IsVisible = true;

                Task.Run(() => {
                    var stock = new ChartingAndComparingPrices.ComparingStocks(tickerEntry.Text, DateTime.Parse(startDateEntry.Text), DateTime.Now);
                    Device.BeginInvokeOnMainThread(
                        () => {
                        Navigation.PushAsync(new ExploringHistoricalStockPricesChartPage(stock.Stocks, tickerEntry.Text));
                        busyIndicator.IsVisible = false;
                        busyIndicator.IsBusy    = false;
                    });
                });
            }
        }
		void OnAvgStockButtonClicked (object sender, EventArgs e)
		{
			busyIndicator.IsBusy = true;
			busyIndicator.IsVisible = true;

			Task.Run (() => {
				var stockLookup = new ChartingAndComparingPrices.ComparingStocks (avgStock.Text, new DateTime (2014, 1, 1), DateTime.Now);
				var stock = stockLookup.Stocks;
				var average = stockLookup.Average;

				Device.BeginInvokeOnMainThread (
					() => {
						Navigation.PushAsync (new ComparePriceVsAvgPage (stock, average, avgStock.Text));
						busyIndicator.IsVisible = false;
						busyIndicator.IsBusy = false;
					});
			});
		}
		public StockStatsPage (string stockTicker)
		{
			var stock = new ChartingAndComparingPrices.ComparingStocks (stockTicker, new DateTime (2014, 1, 1), DateTime.Now);

			RelativeLayout relativeLayout = new RelativeLayout ();

			#region Views
			var largeTicker = new Label {
				Text = stockTicker.ToUpper (),
				FontSize = 30,
				FontAttributes = FontAttributes.Bold,
				HorizontalOptions = LayoutOptions.CenterAndExpand,
				TextColor = MyColors.Clouds,
				WidthRequest = 50,
				HeightRequest = 25
			};

			var standDevLabel = new Label { 
				Text = "Standard Deviation",
				HorizontalOptions = LayoutOptions.CenterAndExpand,
				TextColor = MyColors.Clouds
			};

			var standDevNumber = new Label {
				Text = "$" + System.Math.Round (stock.StandardDev, 2).ToString (),
				HorizontalOptions = LayoutOptions.CenterAndExpand, TextColor = MyColors.Turqoise
			};

			var basicStatsLabel = new Label { 
				Text = "Basic Statistics using Math.Net",
				HorizontalOptions = LayoutOptions.CenterAndExpand,
				TextColor = MyColors.Clouds
			};

			var meanLabel = new Label {
				Text = "Mean: ",
				HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
			};

			var mean = new Label {
				Text = "$" + System.Math.Round (stock.Mean, 2).ToString (),
				TextColor = MyColors.Turqoise
			};

			var maxLabel = new Label {
				Text = "Max: ",
				HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
			};

			var max = new Label {
				Text = "$" + System.Math.Round (stock.Max, 2),
				TextColor = MyColors.Turqoise
			};

			var minLabel = new Label {
				Text = "Min: ",
				HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
			};

			var min = new Label {
				Text = "$" + System.Math.Round (stock.Min, 2),
				TextColor = MyColors.Turqoise
			};

			var stdLabel = new Label {
				Text = "StdDev: ",
				HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
			};

			var stdDev = new Label {
				Text = "$" + System.Math.Round (stock.StandardDev, 2).ToString (),
				TextColor = MyColors.Turqoise
			};

			var boxView = new BoxView ();
			boxView.HeightRequest = 2;
			boxView.WidthRequest = App.ScreenWidth;
			boxView.Color = MyColors.Concrete;

			var boxView0 = new BoxView ();
			boxView0.HeightRequest = 1;
			boxView0.WidthRequest = App.ScreenWidth;
			boxView0.Color = MyColors.Concrete;

			var boxView1 = new BoxView ();
			boxView1.HeightRequest = 1;
			boxView1.WidthRequest = App.ScreenWidth;
			boxView1.Color = MyColors.Concrete;

			#endregion

			#region Find view sizes
			Func<RelativeLayout, double> standDevLabelWidth = (p) => standDevLabel.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;

			Func<RelativeLayout, double> standDevNumberWidth = (p) => standDevNumber.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;
			Func<RelativeLayout, double> standDevNumberHeight = (p) => standDevNumber.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Height;

			Func<RelativeLayout, double> meanNumberWidth = (p) => mean.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;

			Func<RelativeLayout, double> largeTickerWidth = (p) => largeTicker.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;
			Func<RelativeLayout, double> largeTickerHeight = (p) => largeTicker.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Height;

			Func<RelativeLayout, double> boxViewWidth = (p) => boxView.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;
			Func<RelativeLayout, double> boxViewHeight = (p) => boxView.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Height;

			Func<RelativeLayout, double> basicStatsLabelWidth = (p) => basicStatsLabel.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Width;
			Func<RelativeLayout, double> basicStatsLabelHeight = (p) => basicStatsLabel.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Height;

			Func<RelativeLayout, double> maxLabelHeight = (p) => maxLabel.GetSizeRequest (relativeLayout.Width, relativeLayout.Height).Request.Height;
			#endregion

			BackgroundColor = MyColors.MidnightBlue;

			relativeLayout.Children.Add (
				largeTicker, 
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - largeTickerWidth (p) * .5)),
				yConstraint: Constraint.Constant (10),
				widthConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - largeTickerWidth (p) * .5))
			);

			relativeLayout.Children.Add (
				boxView,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - boxViewWidth (p) * .5)),
				yConstraint: Constraint.RelativeToParent (p => (largeTicker.Y + largeTickerHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				standDevLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.05)),
				yConstraint: Constraint.RelativeToParent (p => (boxView.Y + boxViewHeight (p) + 10))

			);

			relativeLayout.Children.Add (
				standDevNumber,
				xConstraint: Constraint.RelativeToParent (p => (p.Width - standDevNumberWidth (p) - 15)),
				yConstraint: Constraint.RelativeToParent (p => ((boxView.Y + boxViewHeight (p)) + 10))
			);

			relativeLayout.Children.Add (
				boxView0,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - boxViewWidth (p) * .5)),
				yConstraint: Constraint.RelativeToParent (p => (standDevNumber.Y + standDevNumberHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				basicStatsLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - basicStatsLabelWidth (p) * .5)),
				yConstraint: Constraint.RelativeToParent (p => (boxView0.Y + boxViewHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				boxView1,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.5 - boxViewWidth (p) * .5)),
				yConstraint: Constraint.RelativeToParent (p => (basicStatsLabel.Y + basicStatsLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				meanLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.05)),
				yConstraint: Constraint.RelativeToParent (p => (boxView1.Y + boxViewHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				mean,
				xConstraint: Constraint.RelativeToParent (p => (p.Width - meanNumberWidth(p) - 15)),
				yConstraint: Constraint.RelativeToParent (p => (boxView1.Y + boxViewHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				maxLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.05)),
				yConstraint: Constraint.RelativeToParent (p => (meanLabel.Y + maxLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				max,
				xConstraint: Constraint.RelativeToParent (p => (p.Width - meanNumberWidth(p) - 15)),
				yConstraint: Constraint.RelativeToParent (p => (meanLabel.Y + maxLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				minLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.05)),
				yConstraint: Constraint.RelativeToParent (p => (maxLabel.Y + maxLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				min,
				xConstraint: Constraint.RelativeToParent (p => (p.Width - meanNumberWidth(p) - 15)),
				yConstraint: Constraint.RelativeToParent (p => (maxLabel.Y + maxLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				stdLabel,
				xConstraint: Constraint.RelativeToParent (p => (p.Width * 0.05)),
				yConstraint: Constraint.RelativeToParent (p => (minLabel.Y + maxLabelHeight (p) + 10))
			);

			relativeLayout.Children.Add (
				stdDev,
				xConstraint: Constraint.RelativeToParent (p => (p.Width - meanNumberWidth(p) - 15)),
				yConstraint: Constraint.RelativeToParent (p => (minLabel.Y + maxLabelHeight (p) + 10))
			);

			Content = relativeLayout;
		}
Esempio n. 8
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        public StockStatsPage(string stockTicker)
        {
            var stock = new ChartingAndComparingPrices.ComparingStocks(stockTicker, new DateTime(2014, 1, 1), DateTime.Now);

            RelativeLayout relativeLayout = new RelativeLayout();

            #region Views
            var largeTicker = new Label {
                Text              = stockTicker.ToUpper(),
                FontSize          = 30,
                FontAttributes    = FontAttributes.Bold,
                HorizontalOptions = LayoutOptions.CenterAndExpand,
                TextColor         = MyColors.Clouds,
                WidthRequest      = 50,
                HeightRequest     = 25
            };

            var standDevLabel = new Label {
                Text = "Standard Deviation",
                HorizontalOptions = LayoutOptions.CenterAndExpand,
                TextColor         = MyColors.Clouds
            };

            var standDevNumber = new Label {
                Text = "$" + System.Math.Round(stock.StandardDev, 2).ToString(),
                HorizontalOptions = LayoutOptions.CenterAndExpand, TextColor = MyColors.Turqoise
            };

            var basicStatsLabel = new Label {
                Text = "Basic Statistics using Math.Net",
                HorizontalOptions = LayoutOptions.CenterAndExpand,
                TextColor         = MyColors.Clouds
            };

            var meanLabel = new Label {
                Text = "Mean: ",
                HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
            };

            var mean = new Label {
                Text      = "$" + System.Math.Round(stock.Mean, 2).ToString(),
                TextColor = MyColors.Turqoise
            };

            var maxLabel = new Label {
                Text = "Max: ",
                HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
            };

            var max = new Label {
                Text      = "$" + System.Math.Round(stock.Max, 2),
                TextColor = MyColors.Turqoise
            };

            var minLabel = new Label {
                Text = "Min: ",
                HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
            };

            var min = new Label {
                Text      = "$" + System.Math.Round(stock.Min, 2),
                TextColor = MyColors.Turqoise
            };

            var stdLabel = new Label {
                Text = "StdDev: ",
                HorizontalOptions = LayoutOptions.Start, TextColor = MyColors.Clouds
            };

            var stdDev = new Label {
                Text      = "$" + System.Math.Round(stock.StandardDev, 2).ToString(),
                TextColor = MyColors.Turqoise
            };

            var boxView = new BoxView();
            boxView.HeightRequest = 2;
            boxView.WidthRequest  = App.ScreenWidth;
            boxView.Color         = MyColors.Concrete;

            var boxView0 = new BoxView();
            boxView0.HeightRequest = 1;
            boxView0.WidthRequest  = App.ScreenWidth;
            boxView0.Color         = MyColors.Concrete;

            var boxView1 = new BoxView();
            boxView1.HeightRequest = 1;
            boxView1.WidthRequest  = App.ScreenWidth;
            boxView1.Color         = MyColors.Concrete;

            #endregion

            #region Find view sizes
            Func <RelativeLayout, double> standDevLabelWidth = (p) => standDevLabel.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;

            Func <RelativeLayout, double> standDevNumberWidth  = (p) => standDevNumber.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;
            Func <RelativeLayout, double> standDevNumberHeight = (p) => standDevNumber.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Height;

            Func <RelativeLayout, double> meanNumberWidth = (p) => mean.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;

            Func <RelativeLayout, double> largeTickerWidth  = (p) => largeTicker.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;
            Func <RelativeLayout, double> largeTickerHeight = (p) => largeTicker.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Height;

            Func <RelativeLayout, double> boxViewWidth  = (p) => boxView.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;
            Func <RelativeLayout, double> boxViewHeight = (p) => boxView.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Height;

            Func <RelativeLayout, double> basicStatsLabelWidth  = (p) => basicStatsLabel.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Width;
            Func <RelativeLayout, double> basicStatsLabelHeight = (p) => basicStatsLabel.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Height;

            Func <RelativeLayout, double> maxLabelHeight = (p) => maxLabel.GetSizeRequest(relativeLayout.Width, relativeLayout.Height).Request.Height;
            #endregion

            BackgroundColor = MyColors.MidnightBlue;

            relativeLayout.Children.Add(
                largeTicker,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - largeTickerWidth(p) * .5)),
                yConstraint: Constraint.Constant(10),
                widthConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - largeTickerWidth(p) * .5))
                );

            relativeLayout.Children.Add(
                boxView,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - boxViewWidth(p) * .5)),
                yConstraint: Constraint.RelativeToParent(p => (largeTicker.Y + largeTickerHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                standDevLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.05)),
                yConstraint: Constraint.RelativeToParent(p => (boxView.Y + boxViewHeight(p) + 10))

                );

            relativeLayout.Children.Add(
                standDevNumber,
                xConstraint: Constraint.RelativeToParent(p => (p.Width - standDevNumberWidth(p) - 15)),
                yConstraint: Constraint.RelativeToParent(p => ((boxView.Y + boxViewHeight(p)) + 10))
                );

            relativeLayout.Children.Add(
                boxView0,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - boxViewWidth(p) * .5)),
                yConstraint: Constraint.RelativeToParent(p => (standDevNumber.Y + standDevNumberHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                basicStatsLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - basicStatsLabelWidth(p) * .5)),
                yConstraint: Constraint.RelativeToParent(p => (boxView0.Y + boxViewHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                boxView1,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.5 - boxViewWidth(p) * .5)),
                yConstraint: Constraint.RelativeToParent(p => (basicStatsLabel.Y + basicStatsLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                meanLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.05)),
                yConstraint: Constraint.RelativeToParent(p => (boxView1.Y + boxViewHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                mean,
                xConstraint: Constraint.RelativeToParent(p => (p.Width - meanNumberWidth(p) - 15)),
                yConstraint: Constraint.RelativeToParent(p => (boxView1.Y + boxViewHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                maxLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.05)),
                yConstraint: Constraint.RelativeToParent(p => (meanLabel.Y + maxLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                max,
                xConstraint: Constraint.RelativeToParent(p => (p.Width - meanNumberWidth(p) - 15)),
                yConstraint: Constraint.RelativeToParent(p => (meanLabel.Y + maxLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                minLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.05)),
                yConstraint: Constraint.RelativeToParent(p => (maxLabel.Y + maxLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                min,
                xConstraint: Constraint.RelativeToParent(p => (p.Width - meanNumberWidth(p) - 15)),
                yConstraint: Constraint.RelativeToParent(p => (maxLabel.Y + maxLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                stdLabel,
                xConstraint: Constraint.RelativeToParent(p => (p.Width * 0.05)),
                yConstraint: Constraint.RelativeToParent(p => (minLabel.Y + maxLabelHeight(p) + 10))
                );

            relativeLayout.Children.Add(
                stdDev,
                xConstraint: Constraint.RelativeToParent(p => (p.Width - meanNumberWidth(p) - 15)),
                yConstraint: Constraint.RelativeToParent(p => (minLabel.Y + maxLabelHeight(p) + 10))
                );

            Content = relativeLayout;
        }