public IncrementalLoadingViewModel(Context context)
{
progress = new SfLinearProgressBar(context);
popup = new SfPopupLayout(context);
string uri = "http://services.odata.org/Northwind/Northwind.svc/";
if (CheckConnection(uri).Result)
{
popup.PopupView.ContentView = progress;
popup.PopupView.HeaderTitle = "Fetching Data... ";
popup.PopupView.ShowCloseButton = false;
popup.PopupView.ShowFooter = false;
popup.PopupView.HeightRequest = 125;
popup.StaysOpen = true;
progress.Progress = 100;
progress.IsIndeterminate = true;
popup.Show();
gridSource = new IncrementalList <Order>(LoadMoreItems)
{
MaxItemsCount = 1000
};
northwindEntity = new NorthwindEntities(new Uri(uri));
}
else
{
NoNetwork = true;
IsBusy = false;
}
}
public void Dispose()
{
northwindEntity = null;
popup = null;
progress.Dispose();
progress = null;
}
public YardBlockLists(List <clsYardMapBlock> blocks)
{
InitializeComponent();
Title = "Blocks";
int column = 0, row = 0;
foreach (clsYardMapBlock block in blocks)
{
if (!(block.Id.Contains("(")))
{
block.Id = block.Id + " " + block.Utilization + "%" + " ";
}
grid.RowDefinitions.Add(new RowDefinition {
Height = 100
});
Label label = new Label
{
Text = block.Id,
FontSize = 20,
HorizontalTextAlignment = TextAlignment.Center,
Margin = new Thickness(10, 10, 0, 0)
};
SfLinearProgressBar linearProgressBar = new SfLinearProgressBar
{
Progress = Convert.ToInt16(block.Utilization),
ProgressColor = Color.CornflowerBlue,
TrackColor = Color.LightBlue,
TrackHeight = 40,
Margin = new Thickness(0, 10, 10, 0),
CornerRadius = 10,
};
var recognizer = new TapGestureRecognizer
{
NumberOfTapsRequired = 1
};
recognizer.Tapped += async(sender, e) =>
{
await Navigation.PushAsync(new YardBlockDetails(block.Id));
};
linearProgressBar.GestureRecognizers.Add(recognizer);
grid.Children.Add(label, column, row);
column++;
grid.Children.Add(linearProgressBar, column, row);
row++;
column = 0;
}
//listView.ItemsSource = blocks;
//listView.RowHeight = 130;
}
private void ProgressBar_ValueChanged(object sender, ProgressValueEventArgs e)
{
SfLinearProgressBar progressbar = sender as SfLinearProgressBar;
if (e.Progress.Equals(100))
{
progressbar.Progress = 0;
progressbar.AnimationDuration = 1;
}
if (e.Progress.Equals(0))
{
progressbar.AnimationDuration = 2000;
progressbar.Progress = 100;
}
}
private View GetLinearCornerRadius()
{
LinearLayout linearLayout = new LinearLayout(this.context)
{
Orientation = Orientation.Vertical
};
linearLayout.AddView(this.GetTextView("Corner radius"));
SfLinearProgressBar progressBar = new SfLinearProgressBar(this.context)
{
AnimationDuration = 10000,
Progress = 100,
CornerRadius = 10,
LayoutParameters = this.layoutParams
};
progressBar.ValueChanged += this.ProgressBar_ValueChanged;
linearLayout.AddView(progressBar);
return(linearLayout);
}
private View GetLinearRangeColorsWithGradient()
{
LinearLayout linearLayout = new LinearLayout(this.context)
{
Orientation = Orientation.Vertical
};
linearLayout.AddView(this.GetTextView("Gradient"));
RangeColorCollection rangeColorCollection = new RangeColorCollection
{
new RangeColor {
IsGradient = true, Color = Color.ParseColor("#E9ECF7"), Start = 0, End = 20
},
new RangeColor {
IsGradient = true, Color = Color.ParseColor("#A0D9EF"), Start = 20, End = 40
},
new RangeColor {
IsGradient = true, Color = Color.ParseColor("#62C1E5"), Start = 40, End = 60
},
new RangeColor {
IsGradient = true, Color = Color.ParseColor("#20A7DB"), Start = 60, End = 80
},
new RangeColor {
IsGradient = true, Color = Color.ParseColor("#1C96C5"), Start = 80, End = 100
}
};
SfLinearProgressBar progressBar = new SfLinearProgressBar(this.context)
{
AnimationDuration = 10000,
Progress = 100,
LayoutParameters = this.layoutParams,
RangeColors = rangeColorCollection
};
progressBar.ValueChanged += this.ProgressBar_ValueChanged;
linearLayout.AddView(progressBar);
return(linearLayout);
}
private View GetLinearBuffer()
{
LinearLayout linearLayout = new LinearLayout(this.context)
{
Orientation = Orientation.Vertical
};
linearLayout.AddView(this.GetTextView("Buffer"));
SfLinearProgressBar progressBar = new SfLinearProgressBar(this.context)
{
AnimationDuration = 20000,
SecondaryAnimationDuration = 10000,
Progress = 100,
SecondaryProgress = 100,
LayoutParameters = this.layoutParams
};
progressBar.ValueChanged += this.ProgressBar_ValueChanged1;
linearLayout.AddView(progressBar);
return(linearLayout);
}
private View GetLinearRangeColors()
{
LinearLayout linearLayout = new LinearLayout(this.context)
{
Orientation = Orientation.Vertical
};
linearLayout.AddView(this.GetTextView("Range colors"));
RangeColorCollection rangeColorCollection = new RangeColorCollection
{
new RangeColor {
Color = Color.ParseColor("#36BBE1"), Start = 0, End = 25
},
new RangeColor {
Color = Color.ParseColor("#9AEDE1"), Start = 25, End = 50
},
new RangeColor {
Color = Color.ParseColor("#FFDC28"), Start = 50, End = 75
},
new RangeColor {
Color = Color.ParseColor("#E15E0D"), Start = 75, End = 100
}
};
SfLinearProgressBar progressBar = new SfLinearProgressBar(this.context)
{
AnimationDuration = 10000,
Progress = 100,
LayoutParameters = this.layoutParams,
RangeColors = rangeColorCollection
};
linearLayout.AddView(progressBar);
progressBar.ValueChanged += this.ProgressBar_ValueChanged;
return(linearLayout);
}
private async void ProgressBar_ValueChanged1(object sender, ProgressValueEventArgs e)
{
SfLinearProgressBar progressbar = sender as SfLinearProgressBar;
if (e.Progress.Equals(100))
{
progressbar.AnimationDuration = 0;
progressbar.Progress = 0;
progressbar.SecondaryAnimationDuration = 0;
progressbar.SecondaryProgress = 0;
}
if (e.Progress.Equals(0))
{
progressbar.AnimationDuration = 20000;
await Task.Delay(100);
progressbar.Progress = 100;
progressbar.SecondaryAnimationDuration = 10000;
await Task.Delay(100);
progressbar.SecondaryProgress = 100;
}
}
public Linear()
{
this.linearDeterminateLable = this.GetLabel("Determinate");
this.linearIndeterminateLabel = this.GetLabel("Indeterminate");
this.linearCornerRadiusLabel = this.GetLabel("Corner radius");
this.linearRangeColorsLabel = this.GetLabel("Range color");
this.linearRangeColorsWithGradientLabel = this.GetLabel("Gradient");
this.linearPaddingLabel = this.GetLabel("Padding");
this.linearBufferLabel = this.GetLabel("Buffer");
this.linearSegmentLable = this.GetLabel("Segment");
this.linearSegmentedCornerRadiusLabel = this.GetLabel("Segment with corner radius");
// Determinate progress bar.
this.linearDeterminate = new SfLinearProgressBar
{
Progress = 75,
};
// Indeterminate progress bar.
linearIndeterminate = new SfLinearProgressBar
{
IsIndeterminate = true
};
// Progres bar with corner radius.
this.linearCornerRadius = new SfLinearProgressBar
{
Progress = 100,
AnimationDuration = 2000,
CornerRadius = 10,
};
this.linearCornerRadius.ValueChanged += this.ProgressBar_ValueChanged;
// Progress bar with padding.
this.linearPadding = new SfLinearProgressBar
{
Progress = 100,
AnimationDuration = 2000,
IndicatorPadding = new UIEdgeInsets(1, 1, 1, 1),
CornerRadius = 10,
};
this.linearPadding.ValueChanged += this.ProgressBar_ValueChanged;
var rangeColorCollection = new RangeColorCollection
{
new RangeColor {
Color = UIColor.FromRGB(54, 187, 225), Start = 0, End = 25
},
new RangeColor {
Color = UIColor.FromRGB(154, 237, 225), Start = 25, End = 50
},
new RangeColor {
Color = UIColor.FromRGB(225, 220, 40), Start = 50, End = 75
},
new RangeColor {
Color = UIColor.FromRGB(225, 94, 13), Start = 75, End = 100
}
};
// Progress bar with range colors customization.
this.linearRangeColors = new SfLinearProgressBar
{
Progress = 100,
AnimationDuration = 2000,
RangeColors = rangeColorCollection,
};
this.linearRangeColors.ValueChanged += this.ProgressBar_ValueChanged;
var gradianRangeColorCollection = new RangeColorCollection
{
new RangeColor {
IsGradient = true, Color = UIColor.FromRGB(233, 236, 247), Start = 0, End = 20
},
new RangeColor {
IsGradient = true, Color = UIColor.FromRGB(160, 217, 239), Start = 20, End = 40
},
new RangeColor {
IsGradient = true, Color = UIColor.FromRGB(98, 193, 229), Start = 40, End = 60
},
new RangeColor {
IsGradient = true, Color = UIColor.FromRGB(32, 167, 219), Start = 60, End = 80
},
new RangeColor {
IsGradient = true, Color = UIColor.FromRGB(8, 150, 197), Start = 80, End = 100
}
};
// Progress bar with gradient range colors.
this.linearRangeColorsWithGradient = new SfLinearProgressBar
{
Progress = 100,
AnimationDuration = 2000,
RangeColors = gradianRangeColorCollection,
};
this.linearRangeColorsWithGradient.ValueChanged += this.ProgressBar_ValueChanged;
// Progress bar with secondary progress.
this.linearBuffer = new SfLinearProgressBar
{
AnimationDuration = 2000,
SecondaryAnimationDuration = 1000,
Progress = 100,
SecondaryProgress = 100,
};
// Progress bar with segments.
this.linearSegment = new SfLinearProgressBar
{
Progress = 75,
SegmentCount = 4
};
// Segmented progress bar with corner radius.
this.linearSegmentedCornerRadius = new SfLinearProgressBar
{
Progress = 100,
CornerRadius = 10,
SegmentCount = 4,
GapWidth = 7,
AnimationDuration = 2000,
};
this.linearSegmentedCornerRadius.ValueChanged += this.ProgressBar_ValueChanged;
AddSubview(this.linearDeterminate);
AddSubview(this.linearIndeterminate);
AddSubview(this.linearCornerRadius);
AddSubview(this.linearRangeColors);
AddSubview(this.linearRangeColorsWithGradient);
AddSubview(this.linearPadding);
AddSubview(this.linearBuffer);
AddSubview(this.linearSegment);
AddSubview(this.linearSegmentedCornerRadius);
AddSubview(this.linearDeterminateLable);
AddSubview(this.linearIndeterminateLabel);
AddSubview(this.linearCornerRadiusLabel);
AddSubview(this.linearRangeColorsLabel);
AddSubview(this.linearRangeColorsWithGradientLabel);
AddSubview(this.linearPaddingLabel);
AddSubview(this.linearBufferLabel);
AddSubview(this.linearSegmentLable);
AddSubview(this.linearSegmentedCornerRadiusLabel);
}
public void colorTheStatusBars(double process, SfLinearProgressBar bar, string type)
{
ready = false;
double segments = 0;
double grade = 0;
if (type == "CA")
{
segments = _subject.CA / 3;
grade = _subject.CA;
}
else if (type == "FE")
{
segments = _subject.FinalExam / 3;
grade = _subject.FinalExam;
}
else if (type == "GPA")
{
segments = 100 / 3;
grade = 100;
}
RangeColorCollection rangeColors = new RangeColorCollection();
if (type == "CA" || type == "FE")
{
if (process <= grade / 3)
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#ffcccb"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.Red, IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
else if ((process > grade / 3) && (process < grade / 3 * 2))
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#FDE8D3"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.Orange, IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
else if (process >= grade / 3 * 2)
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#d2f8d2"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.Green, IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
}
else if (type == "GPA")
{
if (process < 40)
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#ffcccb"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.Red, IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
else if ((process >= 40) && (process < 70))
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#FDE8D3"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.Orange, IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
else if (process > 70)
{
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#d2f8d2"), IsGradient = true, Start = 0, End = segments * 2
});
rangeColors.Add(new RangeColor()
{
Color = Color.FromHex("#287c37"), IsGradient = true, Start = segments * 2, End = segments * 3
});
bar.RangeColors = rangeColors;
}
}
ready = true;
}