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DataLabel.cs
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DataLabel.cs
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#region Copyright Syncfusion Inc. 2001-2019.
// Copyright Syncfusion Inc. 2001-2019. All rights reserved.
// Use of this code is subject to the terms of our license.
// A copy of the current license can be obtained at any time by e-mailing
// [email protected]. Any infringement will be prosecuted under
// applicable laws.
#endregion
using System;
using System.Collections.Generic;
using Android.Content;
using Android.Graphics;
using Android.Views;
using Android.Widget;
using Com.Syncfusion.Treemap;
using Org.Json;
namespace SampleBrowser
{
class DataLabel : SamplePage
{
public DataLabel() { }
List<String> adapter;
SfTreeMap tree;
public override View GetSampleContent(Context context)
{
tree = new SfTreeMap(context);
tree.WeightValuePath = "Population";
tree.ColorValuePath = "Population";
tree.HighlightOnSelection = false;
float density = context.Resources.DisplayMetrics.Density;
//LeafItemSetting
tree.LeafItemSettings = new LeafItemSetting() { ShowLabels = true, Gap = 1, LabelPath = "Region", StrokeWidth = 2 };
tree.LeafItemSettings.LabelStyle = new Style() { TextSize = 18 };
TreeMapTooltipSetting tooltip = new TreeMapTooltipSetting(context);
tree.TooltipSettings = tooltip;
List<Range> ranges = new List<Range>();
ranges.Add(new Range() { LegendLabel = "200M - 1.3B", From = 200000000, To = 10000000000, Color = Color.ParseColor("#4B134F") });
ranges.Add(new Range() { LegendLabel = "100M - 200M", From = 100000000, To = 200000000, Color = Color.ParseColor("#8C304D") });
ranges.Add(new Range() { LegendLabel = "20M - 100M", From = 20000000, To = 100000000, Color = Color.ParseColor("#C84B4B") });
tree.LeafItemColorMapping = new RangeColorMapping() { Ranges = ranges };
tree.ShowTooltip = true;
//LegendSetting
Size legendSize = new Size(300, 100);
Size iconSize = new Size(14, 14);
tree.LegendSettings = new LegendSetting()
{
LabelStyle = new Style()
{
TextSize = 14,
TextColor = Android.Graphics.Color.Black
},
IconSize = iconSize,
ShowLegend = true,
LegendSize = legendSize
};
tree.DataSource = GetDataSource();
return tree;
}
public override View GetPropertyWindowLayout(Android.Content.Context context)
{
TextView label = new TextView(context);
label.Text = "DataLabelOverflowMode";
label.Typeface = Typeface.DefaultBold;
label.SetTextColor(Android.Graphics.Color.ParseColor("#262626"));
label.TextSize = 20;
Spinner labelMode = new Spinner(context, SpinnerMode.Dialog);
adapter = new List<String>() { "Trim", "Wrap", "Hide" };
ArrayAdapter<String> dataAdapter = new ArrayAdapter<String>
(context, Android.Resource.Layout.SimpleSpinnerItem, adapter);
dataAdapter.SetDropDownViewResource(Android.Resource.Layout.SimpleDropDownItem1Line);
labelMode.Adapter = dataAdapter;
labelMode.ItemSelected += LabelMode_ItemSelected;
LinearLayout optionsPage = new LinearLayout(context);
optionsPage.Orientation = Orientation.Vertical;
optionsPage.AddView(label);
optionsPage.AddView(labelMode);
optionsPage.SetPadding(10, 10, 10, 10);
optionsPage.SetBackgroundColor(Android.Graphics.Color.White);
return optionsPage;
}
private void LabelMode_ItemSelected(object sender, AdapterView.ItemSelectedEventArgs e)
{
String selectedItem = adapter[e.Position];
if (selectedItem.Equals("Trim"))
{
tree.LeafItemSettings.OverflowMode = LabelOverflowMode.Trim;
}
else if (selectedItem.Equals("Wrap"))
{
tree.LeafItemSettings.OverflowMode = LabelOverflowMode.Wrap;
}
else if (selectedItem.Equals("Hide"))
{
tree.LeafItemSettings.OverflowMode = LabelOverflowMode.Hide;
}
}
JSONArray GetDataSource()
{
JSONArray array = new JSONArray();
array.Put(getJsonObject("China", 1388232693));
array.Put(getJsonObject("India", 1342512706));
array.Put(getJsonObject("United States of America", 326474013));
array.Put(getJsonObject("Indonesia", 263510146));
array.Put(getJsonObject("Brazil", 211243220));
array.Put(getJsonObject("Pakistan", 196744376));
array.Put(getJsonObject("Nigeria", 191835936));
array.Put(getJsonObject("Bangladesh", 164827718));
array.Put(getJsonObject("Russian Federation", 143375006));
array.Put(getJsonObject("Mexico", 130222815));
array.Put(getJsonObject("Japan", 126045211));
array.Put(getJsonObject("Ethiopia", 104344901));
array.Put(getJsonObject("Philippines", 103796832));
array.Put(getJsonObject("Viet Nam", 95414640));
array.Put(getJsonObject("Egypt", 95215102));
array.Put(getJsonObject("D.R. Congo", 82242685));
array.Put(getJsonObject("Iran", 80945718));
array.Put(getJsonObject("Germany", 80636124));
array.Put(getJsonObject("Turkey", 80417526));
array.Put(getJsonObject("Thailand", 68297547));
array.Put(getJsonObject("United Kingdom", 65511098));
array.Put(getJsonObject("France", 64938716));
array.Put(getJsonObject("Italy", 59797978));
array.Put(getJsonObject("Tanzania", 56877529));
array.Put(getJsonObject("South Africa", 55436360));
array.Put(getJsonObject("Myanmar", 54836483));
array.Put(getJsonObject("Republic of Korea", 50704971));
array.Put(getJsonObject("Colombia", 49067981));
array.Put(getJsonObject("Kenya", 48466928));
array.Put(getJsonObject("Spain", 46070146));
array.Put(getJsonObject("Ukraine", 44405055));
array.Put(getJsonObject("Argentina", 44272125));
array.Put(getJsonObject("Sudan", 42166323));
array.Put(getJsonObject("Uganda", 41652938));
array.Put(getJsonObject("Algeria", 41063753));
array.Put(getJsonObject("Iraq", 38654287));
array.Put(getJsonObject("Poland", 38563573));
array.Put(getJsonObject("Canada", 36626083));
array.Put(getJsonObject("Morocco", 35241418));
array.Put(getJsonObject("Afghanistan", 34169169));
array.Put(getJsonObject("Saudi Arabia", 32742664));
array.Put(getJsonObject("Peru", 32166473));
array.Put(getJsonObject("Venezuela", 31925705));
array.Put(getJsonObject("Malaysia", 31164177));
array.Put(getJsonObject("Uzbekistan", 30690914));
array.Put(getJsonObject("Mozambique", 29537914));
array.Put(getJsonObject("Nepal", 29187037));
array.Put(getJsonObject("Ghana", 28656723));
array.Put(getJsonObject("Yemen", 28119546));
array.Put(getJsonObject("Angola", 26655513));
array.Put(getJsonObject("Madagascar", 25612972));
array.Put(getJsonObject("Dem Peoples Republic of Korea", 25405296));
array.Put(getJsonObject("Australia", 24641662));
array.Put(getJsonObject("Cameroon", 24513689));
array.Put(getJsonObject("Côte dIvoire", 23815886));
array.Put(getJsonObject("Taiwan", 23405309));
array.Put(getJsonObject("Niger", 21563607));
return array;
}
JSONObject getJsonObject(String region, double population)
{
JSONObject obj = new JSONObject();
obj.Put("Region", region);
obj.Put("Population", population);
return obj;
}
}
public class TreeMapTooltipSetting : TooltipSetting
{
Context context;
public TreeMapTooltipSetting(Context con)
{
context = con;
}
public override View GetView(object data, Context context)
{
LinearLayout layout = new LinearLayout(context);
LinearLayout.LayoutParams linearlayoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WrapContent,
LinearLayout.LayoutParams.WrapContent);
layout.Orientation = Orientation.Vertical;
layout.LayoutParameters = linearlayoutParams;
layout.SetGravity(GravityFlags.CenterHorizontal);
TextView topLabel = new TextView(context);
topLabel.Text = ((JSONObject)data).GetString("Region");
topLabel.TextSize = 12;
topLabel.SetTextColor(Color.ParseColor("#FFFFFF"));
topLabel.Gravity = GravityFlags.CenterHorizontal;
TextView SplitLine = new TextView(context);
SplitLine.Text = "-------";
SplitLine.SetTextColor(Color.Gray);
SplitLine.Gravity = GravityFlags.CenterHorizontal;
TextView bottoLabel = new TextView(context);
var population = ((JSONObject)data).GetDouble("Population") / 1000000;
bottoLabel.Text = ((int)population).ToString() + "M";
bottoLabel.TextSize = 12;
bottoLabel.SetTextColor(Color.ParseColor("#FFFFFF"));
bottoLabel.Gravity = GravityFlags.CenterHorizontal;
layout.AddView(topLabel);
layout.AddView(SplitLine);
layout.AddView(bottoLabel);
return layout;
}
}
}