protected override void InitializeControls()
{
_flexChart = new FlexChart()
{
Dock = DockStyle.Fill
};
_flexPie = new FlexPie()
{
Dock = DockStyle.Fill
};
//Set default chart to be shown
this.Chart = _flexChart;
_cbChartType = new ComboBoxEx("Chart Type")
{
DataSource = new string[] { "FlexChart", "FlexPie" }
};
_cbChartType.SelectedIndexChanged += _cbChartType_SelectedIndexChanged;
_bSaveImage = new ButtonEx("Save As Image");
_bSaveImage.Click += _bSaveImage_Click;
this.pnlControls.Controls.Add(_cbChartType);
this.pnlControls.Controls.Add(_bSaveImage);
}
private void FlexPieAnimation_Load(object sender, EventArgs e)
{
chart = new FlexPie()
{
Dock = DockStyle.Fill
};
chart.DataLabel.Content = "{Value}";
tableLayoutPanel1.SetRow(chart, 1);
tableLayoutPanel1.SetColumn(chart, 1);
tableLayoutPanel1.Controls.Add(chart);
numInnerRadius.ValueChanged += (s, a) => chart.InnerRadius = (double)numInnerRadius.Value;
numOffset.ValueChanged += (s, a) => chart.Offset = (double)numOffset.Value;
cbAnimation.DataSource = new AnimationSettings[] { AnimationSettings.None, AnimationSettings.Load, AnimationSettings.Update, AnimationSettings.All };
cbAnimation.SelectedValueChanged += (s, a) =>
{
chart.AnimationSettings = (AnimationSettings)Enum.Parse(typeof(AnimationSettings), cbAnimation.SelectedItem.ToString());
propertyGrid1.Enabled = (chart.AnimationSettings & AnimationSettings.Load) != 0;
propertyGrid2.Enabled = (chart.AnimationSettings & AnimationSettings.Update) != 0;
};
cbAnimation.SelectedIndex = cbAnimation.Items.Count - 1;
propertyGrid1.SelectedObject = chart.AnimationLoad;
propertyGrid2.SelectedObject = chart.AnimationUpdate;
NewData();
}
public static StackLayout GetAnimatedSwitch(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Animated?";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Switch toggleSwitch = new Switch();
toggleSwitch.IsToggled = true;
toggleSwitch.Toggled += (e, sender) =>
{
Switch sentSwitch = (Switch)e;
flexPie.IsAnimated = sentSwitch.IsToggled;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(label);
stack.Children.Add(toggleSwitch);
return(stack);
}
public static StackLayout GetAnimatedSwitch(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Animated?";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Switch toggleSwitch = new Switch();
toggleSwitch.IsToggled = true;
toggleSwitch.Toggled += (e, sender) =>
{
Switch sentSwitch = (Switch) e;
flexPie.IsAnimated = sentSwitch.IsToggled;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(label);
stack.Children.Add(toggleSwitch);
return stack;
}
public override void ViewDidLayoutSubviews()
{
base.ViewDidLayoutSubviews();
FlexPie p = (FlexPie)View.ViewWithTag(1);
p.Frame = new CoreGraphics.CGRect(0, 44, View.Bounds.Width, View.Bounds.Height - 44);
}
protected override void InitializeControls()
{
_flexChart = new FlexChart()
{
Dock = DockStyle.Fill
};
_flexPie = new FlexPie()
{
Dock = DockStyle.Fill
};
//Set the Chart to be displayed by default
this.Chart = _flexChart;
_cbChartType = new ComboBoxEx("Chart Type")
{
DataSource = new string[] { "FlexChart", "FlexPie" }
};
_cbChartType.SelectedIndexChanged += _cbChartType_SelectedIndexChanged;
_bExportToFile = new ButtonEx("Serialize To File");
_bExportToFile.Click += _bExportToFile_Click;
_bImportFromFile = new ButtonEx("Deserialize From File");
_bImportFromFile.Click += _bImportFromFile_Click;
this.pnlControls.Controls.Add(_cbChartType);
this.pnlControls.Controls.Add(_bExportToFile);
this.pnlControls.Controls.Add(_bImportFromFile);
}
public static StackLayout getFooterEntry(FlexPie chart)
{
Label label = new Label();
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
label.Text = "Footer";
Entry entry = new Entry();
entry.Text = footerText;
entry.VerticalOptions = LayoutOptions.FillAndExpand;
entry.HorizontalOptions = LayoutOptions.FillAndExpand;
entry.TextChanged += (e, sender) =>
{
Entry sentEntry = (Entry)e;
chart.FooterText = sentEntry.Text;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Vertical;
stack.Children.Add(label);
stack.Children.Add(entry);
return(stack);
}
/// <summary>
/// Deserializes a FlexPie control from a file.
/// </summary>
/// <param name="filename">The full path of the file containing a serialized FlexPie control.</param>
/// <param name="flexPie">The instance of the FlexPie control into which the serialized chart data is to be loaded.</param>
/// <param name="format">A string specifying the format to use for deserialization. Presently this includes
/// "xml", "json", "binary" and "base64" format specifications.</param>
/// <returns>A boolean value indicating true if the deserialization from the file was successfull.</returns>
public static bool DeserializeFlexPieFromFile(string filename, FlexPie flexPie, string format = "xml")
{
bool result = false;
object data = null;
if (format == "xml" || format == "json")
{
data = File.ReadAllText(filename);
}
else if (format == "binary" || format == "base64")
{
data = File.ReadAllBytes(filename);
}
if (data != null)
{
try
{
DeserializeFlexPieFromData(flexPie, data, format);
result = true;
}
catch { }
}
return(result);
}
public static StackLayout getFooterEntry(FlexPie chart)
{
Label label = new Label();
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
label.Text = "Footer";
Entry entry = new Entry();
entry.Text = footerText;
entry.VerticalOptions = LayoutOptions.FillAndExpand;
entry.HorizontalOptions = LayoutOptions.FillAndExpand;
entry.TextChanged += (e, sender) =>
{
Entry sentEntry = (Entry)e;
chart.FooterText = sentEntry.Text;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Vertical;
stack.Children.Add(label);
stack.Children.Add(entry);
return stack;
}
void UpdateBindings(FlexPie chart)
{
var binds = dataMap.Bindings;
var bndn = binds["Name"];
if (bndn.Count > 0)
{
chart.Binding = bndn[0].Name;
}
else
{
chart.Binding = null;
}
var bndv = binds["Value"];
if (bndv.Count > 0)
{
var bind = "";
for (var i = 0; i < bndv.Count; i++)
{
if (!string.IsNullOrEmpty(bind))
{
bind += ",";
}
bind += bndv[i].Name;
}
chart.Binding = bind;
}
else
{
chart.Binding = null;
}
}
FlexPie CreateProfitChart()
{
//--
var pie = new FlexPie()
{
BindingName = "Outcome",
Binding = "Days",
StartAngle = 90,
Dock = DockStyle.Fill,
SelectionMode = ChartSelectionMode.Point,
AnimationSettings = AnimationSettings.All
};
pie.Header.Content = "Days By Gain/Loss";
pie.Legend.Position = Position.None;
pie.DataLabel.Position = PieLabelPosition.Center;
pie.DataLabel.Content = "{name} {Percent:n0}%";
pie.ToolTip.Content = "{value} days";
pie.CustomPalette = new List <Brush> {
new SolidBrush(Color.FromArgb(192, palette2[0])),
new SolidBrush(Color.FromArgb(192, palette2[2]))
};
return(pie);
}
public static StackLayout GetSelectedItemPositionPicker(FlexPie chart)
{
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
Label label = new Label();
label.Text = "Selected Item Position";
Picker picker = new Picker();
picker.VerticalOptions = LayoutOptions.FillAndExpand;
picker.HorizontalOptions = LayoutOptions.FillAndExpand;
picker.Title = "Selected Item Position";
picker.Items.Add("None");
picker.Items.Add("Left");
picker.Items.Add("Top");
picker.Items.Add("Right");
picker.Items.Add("Bottom");
picker.SelectedIndex = 2;
picker.SelectedIndexChanged += (e, sender) =>
{
Picker sentPicker = (Picker)e;
ChartPositionType legendPoistion = ChartPositionType.Bottom;
switch (sentPicker.SelectedIndex)
{
case 0:
legendPoistion = ChartPositionType.None;
break;
case 1:
legendPoistion = ChartPositionType.Left;
break;
case 2:
legendPoistion = ChartPositionType.Top;
break;
case 3:
legendPoistion = ChartPositionType.Right;
break;
case 4:
legendPoistion = ChartPositionType.Bottom;
break;
}
chart.SelectedItemPosition = legendPoistion;
};
stack.Children.Add(label);
stack.Children.Add(picker);
return stack;
}
public static StackLayout GetOffsetStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Offset";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.0";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = 1.00;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
if (sentStepper.Value > 0)
{
value.Text = sentStepper.Value.ToString();
}
else
{
value.Text = "0.0";
}
flexPie.Offset = sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return(stack);
}
private static FlexPie SalesExpensesDownloads()
{
FlexPie chart = new FlexPie();
chart.BindingName = "Name";
chart.Binding = "Value";
chart.ItemsSource = CreateEntiyList();
return chart;
}
private static void DeserializeFlexPieFromData(FlexPie flexPie, object flexPieData, string format = "xml")
{
flexPie.BeginUpdate();
PieModel model = DeserializeModelFromData(typeof(PieModel), flexPieData, format) as PieModel;
PieModel.Load(flexPie, model);
flexPie.EndUpdate();
}
private static FlexPie SalesExpensesDownloads()
{
FlexPie chart = new FlexPie();
chart.BindingName = "Name";
chart.Binding = "Value";
chart.ItemsSource = CreateEntiyList();
return(chart);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.flexpie_activity_selection);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.selection);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
// initializing widgets
mFlexPie = (FlexPie)FindViewById(Resource.Id.flexPie);
mOffset = (TextView)FindViewById(Resource.Id.offset);
mButtonMinus = (Button)FindViewById(Resource.Id.buttonMinus);
mButtonPlus = (Button)FindViewById(Resource.Id.buttonPlus);
mSelectionSpinner = (Spinner)FindViewById(Resource.Id.selectionSpinner);
// creating a list of fruit objects of type BindObject
IList <Object> flexpieFruits = new List <Object>();
flexpieFruits.Add(new BindObject("Oranges", 11));
flexpieFruits.Add(new BindObject("Apples", 94));
flexpieFruits.Add(new BindObject("Pears", 93));
flexpieFruits.Add(new BindObject("Bananas", 2));
flexpieFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mFlexPie.BindingName = "Name";
mFlexPie.Binding = "Value";
// setting the source of data/items and default values in FlexPie
mFlexPie.ItemsSource = flexpieFruits;
mOffset.Text = mOffsetValue.ToString();
mFlexPie.SelectedItemOffset = mOffsetValue;
mFlexPie.SelectionMode = ChartSelectionModeType.Point;
// initializing adapter to string array
ArrayAdapter adapter = ArrayAdapter.CreateFromResource(this, Resource.Array.selection_spinner_values, Android.Resource.Layout.SimpleSpinnerItem);
// Specify the layout to use when the list of choices appears
adapter.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
// Apply the adapter to the spinner
mSelectionSpinner.Adapter = adapter;
mSelectionSpinner.ItemSelected += mSelectionSpinner_ItemSelected;
mSelectionSpinner.SetSelection(1);
Button button = (Button)FindViewById(Resource.Id.buttonMinus);
button.Click += button_Click;
button = (Button)FindViewById(Resource.Id.buttonPlus);
button.Click += button_Click;
}
public LegendAndTitlesSample(PieChartSample chartSample)
: base()
{
FlexPie chart = PieChartSampleFactory.GetFlexChartSample(chartSample);
chart.HeaderText = EntryInputs.headerText;
chart.HeaderFont = Font.SystemFontOfSize(30);
chart.HeaderTextColor = Color.FromHex("#666666");
chart.FooterText = EntryInputs.footerText;
chart.FooterFont = Font.SystemFontOfSize(15);
chart.FooterTextColor = Color.FromHex("#666666");
chart.Legend.Position = Xuni.Xamarin.ChartCore.ChartPositionType.Bottom;
RelativeLayout mainRelativeLayout = new RelativeLayout();
WrapLayout stepperStack = new WrapLayout();
stepperStack.Orientation = StackOrientation.Horizontal;
Entry headerEntry = new Entry();
headerEntry.VerticalOptions = LayoutOptions.FillAndExpand;
headerEntry.HorizontalOptions = LayoutOptions.FillAndExpand;
stepperStack.Children.Add(EntryInputs.getHeaderEntry(chart));
stepperStack.Children.Add(EntryInputs.getFooterEntry(chart));
stepperStack.Children.Add(Pickers.GetLegendPositionPicker(chart));
mainRelativeLayout.Children.Add(stepperStack, Constraint.Constant(0),
Constraint.Constant(0));
mainRelativeLayout.Children.Add(chart, Constraint.Constant(0), Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(sibling.Y + sibling.Height);
}),
Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(parent.Width);
}),
Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(parent.Height - sibling.Height);
}));
// On Windows Phone,StackLayout and Picker will shrink automatically.
// http://forums.xamarin.com/discussion/22436/picker-is-shrink-on-windows-phone-8
mainRelativeLayout.SizeChanged += (s, e) =>
{
stepperStack.WidthRequest = mainRelativeLayout.Width;
};
Content = mainRelativeLayout;
}
protected override void SetupChart()
{
fpie = new FlexPie()
{
Dock = DockStyle.Fill
};
fpie.Legend.Position = Position.Right;
fpie.DataLabel.Content = "{Value}";
Chart = fpie;
NewData();
}
public MyTooltip(FlexPie pie, Context context)
: base(pie)
{
txtLabel = new TextView(context);
LinearLayout layout = new LinearLayout(context);
layout.Orientation = Orientation.Vertical;
layout.SetBackgroundColor(Android.Graphics.Color.Gray);
layout.SetPadding(5, 5, 5, 5);
layout.AddView(txtLabel);
AddView(layout);
}
void Attach(FlexPie fp)
{
fp.SliceRendered += (s, a) =>
{
center = new _Point(a.CenterX, a.CenterY);
radius = a.Radius;
};
fp.Rendered += PieOnRendered;
fp.MouseMove += PieOnMouseMove;
fp.Click += OnClick;
}
private void PieOnMouseMove(object sender, MouseEventArgs e)
{
var ht = FlexPie.HitTest(e.Location);
var par = new _Rect(center.X - radius, center.Y - radius, 2 * radius, 2 * radius);
var el = ht.ChartElement;
if (par.Contains(e.X, e.Y))
{
el = ChartElement.PlotArea;
}
HoverElement = el;
}
protected override void InitializeControls()
{
flexChart1 = new FlexChart();
this.Chart = flexChart1;
_flexPie = new FlexPie()
{
Dock = DockStyle.Fill, BackColor = Color.White
};
_cbGroupBy = new ComboBoxEx("Group By")
{
Width = 160, DataSource = _groups
};
_cbGroupBy.SelectedIndexChanged += _cbGroupBy_SelectedIndexChanged;
_cbAggregateType = ControlFactory.EnumBasedCombo(typeof(AggregateType), "Aggregate Type");
_cbAggregateType.Width = 160;
_cbAggregateType.SelectedIndexChanged += (s, e) =>
{
manager.AggregateType = (AggregateType)Enum.Parse(typeof(AggregateType), _cbAggregateType.SelectedValue.ToString());
UpdateChart();
};
_cbChartType = new ComboBoxEx("Chart Type")
{
DataSource = _chartTypes
};
_cbChartType.SelectedIndexChanged += _cbChartType_SelectedIndexChanged;
_chbEnableDrill = new CheckBoxEx("Enable DrillDown")
{
Checked = isDrillDownEnabled
};
_chbEnableDrill.CheckedChanged += (s, e) => { isDrillDownEnabled = _chbEnableDrill.Checked; };
_pNavBar = new FlowLayoutPanel()
{
FlowDirection = FlowDirection.LeftToRight,
AutoSize = true,
WrapContents = false,
Font = new Font(this.Font.FontFamily, 11),
Padding = new Padding(5),
};
this.pnlControls.AutoSize = true;
this.pnlControls.Controls.Add(_cbGroupBy);
this.pnlControls.Controls.Add(_cbAggregateType);
this.pnlControls.Controls.Add(_cbChartType);
this.pnlControls.Controls.Add(_chbEnableDrill);
this.pnlControls.Controls.Add(_pNavBar);
this.pnlControls.SetFlowBreak(_chbEnableDrill, true);
}
public MyTooltip(FlexPie pie, Context context)
: base(pie)
{
txtLabel = new TextView(context);
LinearLayout layout = new LinearLayout(context);
layout.Orientation = Orientation.Vertical;
layout.SetBackgroundColor(Android.Graphics.Color.Gray);
layout.SetPadding(5, 5, 5, 5);
layout.AddView(txtLabel);
AddView(layout);
}
protected override void InitializeControls()
{
fpie = new FlexPie()
{
Dock = DockStyle.Fill
};
Chart = fpie;
pnlControls.Controls.Add(new LabelEx("Inner Radius"));
var numInnerRadius = new NumericUpDownEx()
{
Minimum = 0, Maximum = 0.9M, Increment = 0.1M, DecimalPlaces = 1, Value = 0
};
numInnerRadius.ValueChanged += (s, a) => fpie.InnerRadius = (double)numInnerRadius.Value;
pnlControls.Controls.Add(numInnerRadius);
pnlControls.Controls.Add(new LabelEx("Offset"));
var numOffset = new NumericUpDownEx()
{
Minimum = 0, Maximum = 1, Increment = 0.1M, DecimalPlaces = 1, Value = 0
};
numOffset.ValueChanged += (s, a) => fpie.Offset = (double)numOffset.Value;
pnlControls.Controls.Add(numOffset);
var cbLabels = new CheckBoxEx("Show Labels");
cbLabels.CheckedChanged += (s, a) => fpie.DataLabel.Position = cbLabels.Checked ? PieLabelPosition.Center : PieLabelPosition.None;
pnlControls.SetFlowBreak(cbLabels, true);
pnlControls.Controls.Add(cbLabels);
var btnNew = new ButtonEx("New Data");
btnNew.Click += (s, a) => NewData();
pnlControls.Controls.Add(btnNew);
var btnUpdate = new ButtonEx("Update");
btnUpdate.Click += (s, a) => UpdateData();
pnlControls.Controls.Add(btnUpdate);
var btnAddPoint = new ButtonEx("+ Point");
btnAddPoint.Click += (s, a) => AddPoint();
pnlControls.Controls.Add(btnAddPoint);
var btnRemovePoint = new ButtonEx("- Point");
btnRemovePoint.Click += (s, a) => RemovePoint();
pnlControls.Controls.Add(btnRemovePoint);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.flexpie_activity_basic_features);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.basic_features);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
// initializing widgets
mflexPie = (FlexPie)FindViewById(Resource.Id.donutPie);
mRadius = (TextView)FindViewById(Resource.Id.radius);
mReversedSwitch = (Switch)FindViewById(Resource.Id.reversedSwitch);
mOffsetSeekbar = (SeekBar)FindViewById(Resource.Id.offsetSeekBar);
mStartAngleSeekbar = (SeekBar)FindViewById(Resource.Id.startAngleSeekBar);
mButtonMinus = (Button)FindViewById(Resource.Id.buttonMinus);
mButtonPlus = (Button)FindViewById(Resource.Id.buttonPlus);
// creating a list of fruit objects of type BindObject
IList <Object> mFlexdonutFruits = new List <Object>();
mFlexdonutFruits.Add(new BindObject("Oranges", 11));
mFlexdonutFruits.Add(new BindObject("Apples", 94));
mFlexdonutFruits.Add(new BindObject("Pears", 93));
mFlexdonutFruits.Add(new BindObject("Bananas", 2));
mFlexdonutFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mflexPie.BindingName = "Name";
mflexPie.Binding = "Value";
// setting the source of data/items in FlexPie
mflexPie.ItemsSource = mFlexdonutFruits;
// setting default values
mRadius.Text = mInnerRadius.ToString();
mflexPie.InnerRadius = mInnerRadius;
mReversedSwitch.CheckedChange += mReversedSwitch_CheckedChange;
mOffsetSeekbar.ProgressChanged += mOffsetSeekbar_ProgressChanged;
mStartAngleSeekbar.ProgressChanged += mStartAngleSeekbar_ProgressChanged;
Button button = (Button)FindViewById(Resource.Id.buttonMinus);
button.Click += button_Click;
button = (Button)FindViewById(Resource.Id.buttonPlus);
button.Click += button_Click;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.flexpie_activity_data_labels);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.dataLabels);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
// initializing widgets
mFlexPie = (FlexPie)FindViewById(Resource.Id.flexPie);
mDataLabelSpinner = (Spinner)FindViewById(Resource.Id.dataLabelSpinner);
// creating a list of fruit objects of type BindObject
mFlexdonutFruits = new List <Object>();
mFlexdonutFruits.Add(new BindObject("Oranges", 11));
mFlexdonutFruits.Add(new BindObject("Apples", 94));
mFlexdonutFruits.Add(new BindObject("Pears", 93));
mFlexdonutFruits.Add(new BindObject("Bananas", 2));
mFlexdonutFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mFlexPie.BindingName = "Name";
mFlexPie.Binding = "Value";
// setting the source of data/items in FlexPie
mFlexPie.ItemsSource = mFlexdonutFruits;
mFlexPie.DataLabel.Content = "{y}";
mFlexPie.DataLabel.Border = true;
mFlexPie.DataLabel.BorderStyle = new ChartStyle()
{
Stroke = Color.Green, StrokeThickness = 2, Fill = Color.Transparent
};
//MarginF mPlotMargin = new MarginF(30f, 30f, 30f, 30f);
//mFlexPie.PlotMargin = mPlotMargin;
// create custom adapter for spinner and initialize with string array
ArrayAdapter adapter1 = ArrayAdapter.CreateFromResource(this, Resource.Array.pieDataLabelPositionSpinnerValues, Android.Resource.Layout.SimpleSpinnerItem);
// Specify the layout to use when the list of choices appears
adapter1.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
// Apply the adapter to the spinner
mDataLabelSpinner.Adapter = adapter1;
mDataLabelSpinner.ItemSelected += mDataLabelSpinner_ItemSelected;
}
public static Picker GetLegendPositionPicker(FlexPie chart)
{
Picker picker = new Picker();
picker.VerticalOptions = LayoutOptions.FillAndExpand;
picker.HorizontalOptions = LayoutOptions.FillAndExpand;
picker.Title = "Legend Position";
picker.Items.Add("None");
picker.Items.Add("Left");
picker.Items.Add("Top");
picker.Items.Add("Right");
picker.Items.Add("Bottom");
picker.SelectedIndex = 4;
picker.SelectedIndexChanged += (e, sender) =>
{
Picker sentPicker = (Picker)e;
ChartPositionType legendPoistion = ChartPositionType.Bottom;
switch (sentPicker.SelectedIndex)
{
case 0:
legendPoistion = ChartPositionType.None;
break;
case 1:
legendPoistion = ChartPositionType.Left;
break;
case 2:
legendPoistion = ChartPositionType.Top;
break;
case 3:
legendPoistion = ChartPositionType.Right;
break;
case 4:
legendPoistion = ChartPositionType.Bottom;
break;
}
chart.Legend.Position = legendPoistion;
};
return(picker);
}
public static StackLayout GetInnerRadiusStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Inner Radius";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.3";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Value = 0.3;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = 1.00;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
value.Text = String.Format("{0:F1}", sentStepper.Value);
flexPie.InnerRadius = sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return(stack);
}
public static StackLayout GetInnerRadiusStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Inner Radius";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.3";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Value = 0.3;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = 1.00;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
value.Text = String.Format("{0:F1}", sentStepper.Value);
flexPie.InnerRadius =sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return stack;
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.flexpie_activity_getting_started);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.getting_started);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
// initializing widgets
mFlexPie1 = (FlexPie)FindViewById(Resource.Id.flexPie);
mFlexPie2 = (FlexPie)FindViewById(Resource.Id.donutPie);
// creating a list of fruit objects of type BindObject for first FlexPie
IList <object> flexpieFruits = new List <object>();
flexpieFruits.Add(new BindObject("Oranges", 11));
flexpieFruits.Add(new BindObject("Apples", 94));
flexpieFruits.Add(new BindObject("Pears", 93));
flexpieFruits.Add(new BindObject("Bananas", 2));
flexpieFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mFlexPie1.BindingName = "Name";
mFlexPie1.Binding = "Value";
// setting the source of data/items and default values in FlexPie
mFlexPie1.ItemsSource = flexpieFruits;
// creating a list of fruit objects of type BindObject for second FlexPie
IList <object> flexdonutFruits = new List <object>();
flexdonutFruits.Add(new BindObject("Oranges", 11));
flexdonutFruits.Add(new BindObject("Apples", 94));
flexdonutFruits.Add(new BindObject("Pears", 93));
flexdonutFruits.Add(new BindObject("Bananas", 2));
flexdonutFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mFlexPie2.BindingName = "Name";
mFlexPie2.Binding = "Value";
// setting the source of data/items and defaulty values in FlexPie
mFlexPie2.ItemsSource = flexdonutFruits;
mFlexPie2.InnerRadius = 0.6f;
}
public SelectionSample(PieChartSample chartSample)
: base()
{
FlexPie chart = PieChartSampleFactory.GetFlexChartSample(chartSample);
chart.SelectionMode = Xuni.Xamarin.ChartCore.ChartSelectionModeType.Point;
chart.SelectedItemOffset = .2;
chart.SelectedDashes = new double[] { 20, 10 };
chart.SelectedBorderColor = Color.FromRgb(255, 0, 0);
chart.SelectedBorderWidth = 3;
chart.SelectedItemPosition = Xuni.Xamarin.ChartCore.ChartPositionType.Top;
chart.IsAnimated = true;
RelativeLayout mainRelativeLayout = new RelativeLayout();
WrapLayout stepperStack = new WrapLayout();
stepperStack.Orientation = StackOrientation.Horizontal;
stepperStack.Children.Add(Steppers.GetSelectedOffsetStepper(chart));
stepperStack.Children.Add(Pickers.GetSelectedItemPositionPicker(chart));
stepperStack.Children.Add(Switches.GetAnimatedSwitch(chart));
mainRelativeLayout.Children.Add(stepperStack, Constraint.Constant(0),
Constraint.Constant(0));
mainRelativeLayout.Children.Add(chart, Constraint.Constant(0), Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(sibling.Y + sibling.Height);
}),
Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(parent.Width);
}),
Constraint.RelativeToView(stepperStack, (parent, sibling) =>
{
return(parent.Height - sibling.Height);
}));
// On Windows Phone,StackLayout and Picker will shrink automatically.
// http://forums.xamarin.com/discussion/22436/picker-is-shrink-on-windows-phone-8
mainRelativeLayout.SizeChanged += (s, e) =>
{
stepperStack.WidthRequest = mainRelativeLayout.Width;
};
Content = mainRelativeLayout;
}
public static Picker GetLegendPositionPicker(FlexPie chart)
{
Picker picker = new Picker();
picker.VerticalOptions = LayoutOptions.FillAndExpand;
picker.HorizontalOptions = LayoutOptions.FillAndExpand;
picker.Title = "Legend Position";
picker.Items.Add("None");
picker.Items.Add("Left");
picker.Items.Add("Top");
picker.Items.Add("Right");
picker.Items.Add("Bottom");
picker.SelectedIndex = 4;
picker.SelectedIndexChanged += (e, sender) =>
{
Picker sentPicker = (Picker)e;
ChartPositionType legendPoistion = ChartPositionType.Bottom;
switch (sentPicker.SelectedIndex)
{
case 0:
legendPoistion = ChartPositionType.None;
break;
case 1:
legendPoistion = ChartPositionType.Left;
break;
case 2:
legendPoistion = ChartPositionType.Top;
break;
case 3:
legendPoistion = ChartPositionType.Right;
break;
case 4:
legendPoistion = ChartPositionType.Bottom;
break;
}
chart.Legend.Position = legendPoistion;
};
return picker;
}
/// <summary>
/// PieModel.Load is used to set the properties of an existing FlexPie object in a FlexPie based control.
/// The values used are those stored in an existing PieModel class object that is typically created and set by
/// a standard serializer during deserialization.
/// </summary>
/// <param name="chart">Specifies an existing instance of a FlexPie class object.</param>
/// <param name="model">Specifies an existing instannce of a PieModel class object created by a
/// a standard serializer during deserialization.</param>
public static void Load(FlexPie chart, PieModel model)
{
// simple properties
#if WINFORMS
chart.Header.Content = model.Header;
chart.Footer.Content = model.Footer;
#endif
#if WPF
chart.Header = model.Header;
chart.Footer = model.Footer;
#endif
// styles
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.Style), null);
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.HeaderStyle), "Header");
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.FooterStyle), "Footer");
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.HeaderBorderStyle), "HeaderBorder");
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.FooterBorderStyle), "FooterBorder");
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.PlotStyle), "Plot");
((IStyleProvider)chart).SetStyle(StyleSerializer.StyleFromString(model.SelectedStyle), "Selected");
chart.InnerRadius = model.InnerRadius;
chart.Offset = model.Offset;
chart.StartAngle = model.StartAngle;
chart.Reversed = model.Reversed;
double[] values = model.Values;
string[] names = model.Names;
List <FlexPieSlice> slices = new List <FlexPieSlice>();
for (int ps = 0; ps < values.Length; ps++)
{
FlexPieSlice slice = new FlexPieSlice(values[ps], names[ps]);
slices.Add(slice);
}
chart.Binding = "Value";
chart.BindingName = "Name";
#if WINFORMS
chart.DataSource = slices;
#endif
#if WPF
chart.ItemsSource = slices;
#endif
LegendModel.Load(chart, model.Legend);
PieDataLabelModel.Load(chart.DataLabel, model.DataLabel);
}
protected override void OnCreate(Bundle savedInstanceState)
{
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.flexpie_activity_legend_and_titles);
var toolbar = FindViewById <Toolbar>(Resource.Id.toolbar);
SetSupportActionBar(toolbar);
SupportActionBar.Title = GetString(Resource.String.legend_and_titles);
SupportActionBar.SetDisplayHomeAsUpEnabled(true);
SupportActionBar.SetHomeButtonEnabled(true);
// initializing widgets
mFlexPie = (FlexPie)FindViewById(Resource.Id.flexPie);
mHeaderValue = (EditText)FindViewById(Resource.Id.headerValue);
mFooterValue = (EditText)FindViewById(Resource.Id.footerValue);
mLegendSpinner = (Spinner)FindViewById(Resource.Id.legendSpinner);
// creating a list of fruit objects of type BindObject
IList <Object> flexpieFruits = new List <Object>();
flexpieFruits.Add(new BindObject("Oranges", 11));
flexpieFruits.Add(new BindObject("Apples", 94));
flexpieFruits.Add(new BindObject("Pears", 93));
flexpieFruits.Add(new BindObject("Bananas", 2));
flexpieFruits.Add(new BindObject("Pineapples", 53));
// set the binding of FlexPie to variables of BindObject
mFlexPie.BindingName = "Name";
mFlexPie.Binding = "Value";
mFlexPie.LegendPosition = ChartPositionType.Auto;
// setting the source of data/items and default values in FlexPie
mFlexPie.ItemsSource = flexpieFruits;
mFlexPie.Header = mHeaderValue.Text;
mFlexPie.Footer = mFooterValue.Text;
// initializing adapter to string array
ArrayAdapter adapter = ArrayAdapter.CreateFromResource(this, Resource.Array.legend_spinner_values, Android.Resource.Layout.SimpleSpinnerItem);
// Specify the layout to use when the list of choices appears
adapter.SetDropDownViewResource(Android.Resource.Layout.SimpleSpinnerDropDownItem);
// Apply the adapter to the spinner
mLegendSpinner.Adapter = adapter;
mLegendSpinner.ItemSelected += mLegendSpinner_ItemSelected;
mHeaderValue.TextChanged += mHeaderValue_TextChanged;
mFooterValue.TextChanged += mFooterValue_TextChanged;
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
// Perform any additional setup after loading the view, typically from a nib.
pickerView.Model = new ThemeModel(this);
pickerView.ShowSelectionIndicator = true;
//pickerView.Hidden = false;
pieChart = new FlexPie();
pieChart.Binding = "Value";
pieChart.BindingName = "Name";
pieChart.ItemsSource = PieChartData.DemoData();
pieChart.LegendPosition = ChartPositionType.Bottom;
this.Add(pieChart);
}
void addChart()
{
List <Sample> list = new List <Sample>();
for (int i = 0; i < 5; i++)
{
Sample sample = new Sample("Sample " + i, i + 1);
list.Add(sample);
}
FlexPie pie1 = new FlexPie
{
ItemsSource = list,
HeightRequest = 300,
HorizontalOptions = LayoutOptions.FillAndExpand,
BindingName = "Name",
Binding = "Value"
};
FlexPie pie2 = new FlexPie
{
ItemsSource = list,
HeightRequest = 300,
HorizontalOptions = LayoutOptions.FillAndExpand,
BindingName = "Name",
Binding = "Value",
};
FlexChart chart1 = new FlexChart
{
ItemsSource = list,
HeightRequest = 300,
BindingX = "Name",
};
ChartSeries chartSeries = new ChartSeries
{
Binding = "Value",
SeriesName = "Nilai"
};
chart1.Series.Add(chartSeries);
root.Children.Add(pie1);
root.Children.Add(chart1);
root.Children.Add(pie2);
}
public GettingStartedSample(PieChartSample chartSample)
: base()
{
pieChart = PieChartSampleFactory.GetFlexChartSample(chartSample);
donutChart = PieChartSampleFactory.GetFlexChartSample(chartSample);
donutChart.InnerRadius = .6;
mainRelativeLayout = new RelativeLayout();
mainRelativeLayout.Children.Add(pieChart, Constraint.Constant(0), Constraint.Constant(0),
Constraint.RelativeToParent((parent) =>
{
return parent.Width;
}),
Constraint.RelativeToParent((parent) =>
{
return parent.Height / 2;
}));
mainRelativeLayout.Children.Add(donutChart,
Constraint.Constant(0),
Constraint.RelativeToView(pieChart, (parent, sibling) =>
{
return sibling.Y + sibling.Height;
}),
Constraint.RelativeToParent((parent) =>
{
return parent.Width;
}),
Constraint.RelativeToParent((parent) =>
{
return parent.Height / 2;
}));
Content = mainRelativeLayout;
}
public static StackLayout GetOffsetStepper(FlexPie flexPie)
{
Label label = new Label();
label.Text = "Offset";
label.VerticalOptions = LayoutOptions.FillAndExpand;
label.HorizontalOptions = LayoutOptions.FillAndExpand;
Label value = new Label();
value.Text = "0.0";
value.VerticalOptions = LayoutOptions.FillAndExpand;
value.HorizontalOptions = LayoutOptions.FillAndExpand;
StackLayout labelStack = new StackLayout();
labelStack.Orientation = StackOrientation.Vertical;
labelStack.Children.Add(label);
labelStack.Children.Add(value);
Stepper stepper = new Stepper();
stepper.VerticalOptions = LayoutOptions.FillAndExpand;
stepper.HorizontalOptions = LayoutOptions.FillAndExpand;
stepper.Increment = .10;
stepper.Minimum = 0;
stepper.Maximum = 1.00;
stepper.ValueChanged += (e, sender) =>
{
Stepper sentStepper = (Stepper)e;
if (sentStepper.Value > 0)
{
value.Text = sentStepper.Value.ToString();
}
else
{
value.Text = "0.0";
}
flexPie.Offset = sentStepper.Value;
};
StackLayout stack = new StackLayout();
stack.Orientation = StackOrientation.Horizontal;
stack.Children.Add(labelStack);
stack.Children.Add(stepper);
return stack;
}
public static Picker GetPalettePicker(FlexPie chart)
{
Picker picker = new Picker();
picker.VerticalOptions = LayoutOptions.FillAndExpand;
picker.HorizontalOptions = LayoutOptions.FillAndExpand;
picker.Title = "Palette";
picker.Items.Add("standard");
picker.Items.Add("cocoa");
picker.Items.Add("coral");
picker.Items.Add("dark");
picker.Items.Add("highconstrast");
picker.Items.Add("light");
picker.Items.Add("midnight");
picker.Items.Add("minimal");
picker.Items.Add("modern");
picker.Items.Add("organic");
picker.Items.Add("slate");
picker.SelectedIndexChanged += (e, sender) =>
{
Picker sentPicker = (Picker)e;
Color[] palette = null;
switch (sentPicker.SelectedIndex)
{
case 0:
palette = Palettes.Standard;
break;
case 1:
palette = Palettes.Cocoa;
break;
case 2:
palette = Palettes.Coral;
break;
case 3:
palette = Palettes.Dark;
break;
case 4:
palette = Palettes.HighContrast;
break;
case 5:
palette = Palettes.Light;
break;
case 6:
palette = Palettes.Midnight;
break;
case 7:
palette = Palettes.Minimal;
break;
case 8:
palette = Palettes.Modern;
break;
case 9:
palette = Palettes.Organic;
break;
case 10:
palette = Palettes.Slate;
break;
}
if(palette != null)
{
chart.Palette = palette;
}
};
return picker;
}
