void picker2_SelectedIndexChanged(object sender, EventArgs e)
{
switch (picker2.SelectedIndex)
{
case 0:
{
treeMapColorMapping = rangeMapping;
break;
}
case 1:
{
treeMapColorMapping = desaturationMapping;
break;
}
case 2:
{
treeMapColorMapping = uniMapping;
break;
}
case 3:
{
treeMapColorMapping = paletteMapping;
break;
}
}
ApplyChanges();
}
public TreeMapGettingStarted()
{
InitializeComponent();
baritem = new ToolbarItem();
this.BindingContext = this;
this.TreeMap.LegendSettings.Size = new Size(300, 70);
ObservableCollection <Range> ranges = new ObservableCollection <Range>();
ranges.Add(new Range()
{
LegendLabel = "1 % Growth", From = 0, To = 1, Color = Color.FromHex("#77D8D8")
});
ranges.Add(new Range()
{
LegendLabel = "2 % Growth", From = 0, To = 2, Color = Color.FromHex("#AED960")
});
ranges.Add(new Range()
{
LegendLabel = "3 % Growth", From = 0, To = 3, Color = Color.FromHex("#FFAF51")
});
ranges.Add(new Range()
{
LegendLabel = "4 % Growth", From = 0, To = 4, Color = Color.FromHex("#F3D240")
});
this.TreeMap.LeafItemColorMapping = rangeMapping = new RangeColorMapping()
{
Ranges = ranges
};
treeMapColorMapping = rangeMapping;
desaturationMapping = new DesaturationColorMapping()
{
From = 1, To = 0.2, Color = Color.FromHex("#02AEDC")
};
this.TreeMap.DataSource = new PopulationViewModel().PopulationDetails;
uniMapping = new UniColorMapping()
{
Color = Color.FromHex("#D21243")
};
paletteMapping = new PaletteColorMapping();
paletteMapping.Colors.Add(Color.FromHex("#BD8EC2"));
paletteMapping.Colors.Add(Color.FromHex("#FFD34E"));
paletteMapping.Colors.Add(Color.FromHex("#55B949"));
paletteMapping.Colors.Add(Color.FromHex("#00B2DA"));
paletteMapping.Colors.Add(Color.FromHex("#744A94"));
paletteMapping.Colors.Add(Color.FromHex("#A1A616"));
paletteMapping.Colors.Add(Color.FromHex("#0753A1"));
DrawOptionsPage();
baritem.Clicked += buttonClicked;
this.PropertyView = GetOptionPage();
toggleButton.Value = groupPadding;
}
public GettingStarted()
{
baritem = new ToolbarItem();
tree = new SfTreeMap();
Title = "GettingStarted";
this.BackgroundColor = Device.OnPlatform(iOS: Color.White, Android: Color.White, WinPhone: Color.White);
tree.WeightValuePath = "Population";
tree.ColorValuePath = "Growth";
tree.LeafItemSettings = new LeafItemSettings();
tree.LeafItemSettings.BorderColor = Device.OnPlatform(iOS: Color.Gray, Android: Color.White, WinPhone: IsDarkTheme ? Color.White : Color.Gray);
tree.LeafItemSettings.BorderWidth = Device.OnPlatform(iOS: 1, Android: 2, WinPhone: 2);
tree.LeafItemSettings.Gap = Device.OnPlatform(iOS: 1, Android: 5, WinPhone: 3);
tree.LeafItemSettings.LabelStyle = new Syncfusion.SfTreeMap.XForms.Style()
{
Font = Font.SystemFontOfSize(18), Color = Color.White
};
tree.LeafItemSettings.LabelPath = "Country";
ObservableCollection <Range> ranges = new ObservableCollection <Range>();
ranges.Add(new Range()
{
LegendLabel = "1 % Growth", From = 0, To = 1, Color = Color.FromHex("#77D8D8")
});
ranges.Add(new Range()
{
LegendLabel = "2 % Growth", From = 0, To = 2, Color = Color.FromHex("#AED960")
});
ranges.Add(new Range()
{
LegendLabel = "3 % Growth", From = 0, To = 3, Color = Color.FromHex("#FFAF51")
});
ranges.Add(new Range()
{
LegendLabel = "4 % Growth", From = 0, To = 4, Color = Color.FromHex("#F3D240")
});
tree.LeafItemColorMapping = rangeMapping = new RangeColorMapping()
{
Ranges = ranges
};
Size legendSize = Device.OnPlatform(iOS: new Size(300, 60), Android: new Size(200, 60), WinPhone: new Size(420, 75));
Size iconSize = Device.OnPlatform(iOS: new Size(17, 17), Android: new Size(25, 25), WinPhone: new Size(15, 15));
tree.LegendSettings = new LegendSettings()
{
LabelStyle = new Syncfusion.SfTreeMap.XForms.Style()
{
Font = Device.OnPlatform(iOS: Font.SystemFontOfSize(12), Android: Font.SystemFontOfSize(14), WinPhone: Font.SystemFontOfSize(12)),
Color = Color.Gray
},
IconSize = iconSize,
ShowLegend = true,
Size = legendSize
};
treeMapColorMapping = rangeMapping;
desaturationMapping = new DesaturationColorMapping()
{
From = 1, To = 0.2, Color = Color.FromHex("#02AEDC")
};
TreeMapFlatLevel level = new TreeMapFlatLevel()
{
HeaderStyle = new Syncfusion.SfTreeMap.XForms.Style()
{
Color = Device.OnPlatform(iOS: Color.Gray, Android: Color.Gray, WinPhone: Color.Gray)
}, GroupPath = "Continent", HeaderHeight = 20, GroupGap = 5, ShowHeader = true
};
level.GroupBackground = Device.OnPlatform(iOS: Color.White, Android: Color.White, WinPhone: Color.White);
tree.Levels.Add(level);
tree.DataSource = new PopulationViewModel().PopulationDetails;
uniMapping = new UniColorMapping()
{
Color = Color.FromHex("#D21243")
};
paletteMapping = new PaletteColorMapping();
paletteMapping.Colors.Add(Color.FromHex("#BD8EC2"));
paletteMapping.Colors.Add(Color.FromHex("#FFD34E"));
paletteMapping.Colors.Add(Color.FromHex("#55B949"));
paletteMapping.Colors.Add(Color.FromHex("#00B2DA"));
paletteMapping.Colors.Add(Color.FromHex("#744A94"));
paletteMapping.Colors.Add(Color.FromHex("#A1A616"));
paletteMapping.Colors.Add(Color.FromHex("#0753A1"));
DrawOptionsPage();
baritem.Text = "Options";
// this.ToolbarItems.Add(baritem);
baritem.Clicked += buttonClicked;
this.ContentView = tree;
this.PropertyView = GetOptionPage();
this.ContentView.BackgroundColor = Color.White;
toggleButton.Value = groupPadding;
}
