//To change the Spacing properties
/// <summary>
/// HorizontalSpacing ,VerticalSpacing and SpaceBetweenSubTrees
/// Description:
/// Provide the spaces between the edges of the adjacent nodes (Siblings)[HorizontalSpacing].
/// Provide spaces between the nodes that lie at the next levels of the layout[VerticalSpacing].
/// Provide the sthe spaces between adjacent Subtrees[SpaceBetweenSubTrees].
/// Property of DiagramModel
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void TextBox_TextChanged(object sender, TextChangedEventArgs e)
{
TextBox box = (sender as TextBox);
DirectedTreeLayout dtlayout = new DirectedTreeLayout(diagramModel, diagramView);
if (diagramModel != null)
{
if (box.Text != string.Empty)
{
switch (box.Name)
{
case "Hspace":
diagramModel.HorizontalSpacing = double.Parse(box.Text);
dtlayout.RefreshLayout();
break;
case "Vspace":
diagramModel.VerticalSpacing = double.Parse(box.Text);
dtlayout.RefreshLayout();
break;
case "Sspace":
diagramModel.SpaceBetweenSubTrees = double.Parse(box.Text);
dtlayout.RefreshLayout();
break;
}
}
}
}
//Refresh the Layout
private void refershLayout(TreeOrientation treeorientation)
{
DirectedTreeLayout tree = new DirectedTreeLayout(diagramModel, diagramView);
diagramModel.Orientation = treeorientation;
tree.RefreshLayout();
}
//Refreshing the Layout
private void refershLayout(TreeOrientation treeorientation)
{
DirectedTreeLayout tree = new DirectedTreeLayout(diagramModel, diagramView);
diagramModel.Orientation = treeorientation;
tree.RefreshLayout();
(diagramView.Page as DiagramPage).InvalidateMeasure();
(diagramView.Page as DiagramPage).InvalidateArrange();
}
private void CreateView(ContextViewMode mode, DiagramControl source, DiagramControl target)
{
ContextViewManager ContextView = new ContextViewManager(source, target);
ContextView.ContextViewMode = mode;
DirectedTreeLayout layout = new DirectedTreeLayout(diagramModel, diagramView);
diagramModel.HorizontalSpacing = 10;
diagramModel.VerticalSpacing = 80;
diagramModel.SpaceBetweenSubTrees = 10;
ContextView.Layout = layout;
}
public MainWindow()
{
this.InitializeComponent();
//Initialize Nodes and Connectors
this.sfdiagram.Nodes = new DiagramCollection <NodeViewModel>();
this.sfdiagram.Connectors = new DiagramCollection <CustomConnectorViewModel>();
this.sfdiagram.HorizontalRuler = new Ruler {
Orientation = Orientation.Horizontal
};
this.sfdiagram.VerticalRuler = new Ruler {
Orientation = Orientation.Vertical
};
layoutSettings = new DirectedTreeLayout
{
Type = LayoutType.Hierarchical,
Orientation = TreeOrientation.TopToBottom,
HorizontalSpacing = 40,
VerticalSpacing = 40,
Margin = new Thickness(),
AvoidSegmentOverlapping = true,
};
//To Represent LayoutManager Properties
this.sfdiagram.LayoutManager = new LayoutManager {
Layout = layoutSettings
};
//PageSettings used to enable the Appearance of Digram Page.
this.sfdiagram.PageSettings.PageBorderBrush = new SolidColorBrush(Colors.Transparent);
var data = new ObservableCollection <ItemInfo>();
//Initialize Method
this.GetDataSource(data);
//Initialize DataSourceSettings and Represent ParentId,Id.
var settings = new DataSourceSettings();
settings.ParentId = "ReportingPerson";
settings.Id = "Name";
settings.DataSource = data;
this.sfdiagram.DataSourceSettings = settings;
this.Loaded += MainWindow_Loaded;
this.sfdiagram.Tool = Tool.ZoomPan;
}
public Connectors()
{
HeaderBar.BackgroundColor = UIColor.FromRGB(245, 245, 245);
var label = new UILabel();
label.Text = "Connector Types: ";
label.TextColor = UIColor.Black;
label.BackgroundColor = UIColor.Clear;
label.TextAlignment = UITextAlignment.Center;
string deviceType = UIDevice.CurrentDevice.Model;
int offsetX;
int space;
if (deviceType == "iPhone" || deviceType == "iPod touch")
{
offsetX = 150;
space = 10;
}
else
{
offsetX = 180;
space = 40;
}
label.Frame = new CGRect(0, 0, offsetX, 60);
HeaderBar.AddSubview(label);
offsetX += space;
straight = AddButton(offsetX, "Images/Diagram/CSStraight.png");
straight.TouchUpInside += Straight_TouchUpInside;
HeaderBar.AddSubview(straight);
offsetX += space + 40;
curve = AddButton(offsetX, "Images/Diagram/CSCurve.png");
curve.TouchUpInside += Curve_TouchUpInside;;
HeaderBar.AddSubview(curve);
offsetX += space + 40;
ortho = AddButton(offsetX, "Images/Diagram/CSOrtho.png");
ortho.TouchUpInside += Ortho_TouchUpInside;
ortho.BackgroundColor = UIColor.FromRGB(30, 144, 255);
HeaderBar.AddSubview(ortho);
selectionPicker1 = new UIPickerView();
this.OptionView = new UIView();
PickerModel model = new PickerModel(verticalOrientationlist);
selectionPicker1.Model = model;
connectorStyle = new UILabel();
connectorStyle.Text = "Connector Style";
connectorStyle.TextColor = UIColor.Black;
connectorStyle.TextAlignment = UITextAlignment.Left;
connectorSize = new UILabel();
connectorSize.Text = "Connector Size";
connectorSize.TextColor = UIColor.Black;
connectorSize.TextAlignment = UITextAlignment.Left;
//Represent the vertical button
connectorStyleButton = new UIButton();
connectorStyleButton.SetTitle("Default", UIControlState.Normal);
connectorStyleButton.SetTitleColor(UIColor.Black, UIControlState.Normal);
connectorStyleButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Center;
connectorStyleButton.Layer.CornerRadius = 8;
connectorStyleButton.Layer.BorderWidth = 2;
connectorStyleButton.TouchUpInside += ShowPicker1;
connectorStyleButton.BackgroundColor = UIColor.LightGray;
connectorStyleButton.Layer.BorderColor = UIColor.FromRGB(246, 246, 246).CGColor;
plus = new UIButton();
plus.BackgroundColor = UIColor.White;
plus.Layer.CornerRadius = 8;
plus.Layer.BorderWidth = 0.5f;
plus.TouchUpInside += Plus_TouchUpInside;
plusimg = new UIImageView();
plusimg.Image = UIImage.FromBundle("Images/Diagram/CSplus.png");
plus.AddSubview(plusimg);
minus = new UIButton();
minus.BackgroundColor = UIColor.White;
minus.Layer.CornerRadius = 8;
minus.Layer.BorderWidth = 0.5f;
minus.TouchUpInside += Minus_TouchUpInside;
minusimg = new UIImageView();
minusimg.Image = UIImage.FromBundle("Images/Diagram/CSsub.png");
minus.AddSubview(minusimg);
sizeindicator = new UILabel();
sizeindicator.Text = width.ToString();
sizeindicator.BackgroundColor = UIColor.Clear;
sizeindicator.TextColor = UIColor.Black;
sizeindicator.TextAlignment = UITextAlignment.Center;
//Represent the button
doneButton.SetTitle("Done\t", UIControlState.Normal);
doneButton.SetTitleColor(UIColor.Black, UIControlState.Normal);
doneButton.HorizontalAlignment = UIControlContentHorizontalAlignment.Right;
doneButton.TouchUpInside += HidePicker;
doneButton.Hidden = true;
doneButton.BackgroundColor = UIColor.FromRGB(246, 246, 246);
selectionPicker1.ShowSelectionIndicator = true;
selectionPicker1.Hidden = true;
ObservableCollection <EmployeeDetail> employees = new ObservableCollection <EmployeeDetail>();
employees.Add(new EmployeeDetail()
{
Name = "Elizabeth", EmpId = "1", ParentId = "", Designation = "CEO"
});
employees.Add(new EmployeeDetail()
{
Name = "Christina", EmpId = "2", ParentId = "1", Designation = "Manager"
});
employees.Add(new EmployeeDetail()
{
Name = "Yang", EmpId = "3", ParentId = "1", Designation = "Manager"
});
employees.Add(new EmployeeDetail()
{
Name = "Yoshi", EmpId = "4", ParentId = "2", Designation = "Team Lead"
});
employees.Add(new EmployeeDetail()
{
Name = "Yoshi", EmpId = "5", ParentId = "2", Designation = "Co-ordinator"
});
employees.Add(new EmployeeDetail()
{
Name = "Philip", EmpId = "6", ParentId = "4", Designation = "Developer"
});
employees.Add(new EmployeeDetail()
{
Name = "Philip", EmpId = "7", ParentId = "4", Designation = "Testing Engineer"
});
employees.Add(new EmployeeDetail()
{
Name = "Roland", EmpId = "8", ParentId = "3", Designation = "Team Lead"
});
employees.Add(new EmployeeDetail()
{
Name = "Yoshi", EmpId = "9", ParentId = "3", Designation = "Co-ordinator"
});
employees.Add(new EmployeeDetail()
{
Name = "Yuonne", EmpId = "10", ParentId = "8", Designation = "Developer"
});
employees.Add(new EmployeeDetail()
{
Name = "Philip", EmpId = "10", ParentId = "8", Designation = "Testing Engineer"
});
//Initializes the DataSourceSettings
diagram.DataSourceSettings = new DataSourceSettings()
{
DataSource = employees, Id = "EmpId", ParentId = "ParentId"
};
//Initializes the Layout
DirectedTreeLayout treelayout = new DirectedTreeLayout()
{
HorizontalSpacing = 80, VerticalSpacing = 50, TreeOrientation = TreeOrientation.TopToBottom
};
diagram.LayoutManager = new LayoutManager()
{
Layout = treelayout
};
diagram.IsReadOnly = true;
diagram.BeginNodeRender += Diagram_BeginNodeRender;
diagram.Loaded += Diagram_Loaded;
HeaderBar.Frame = new CGRect(0, 0, UIScreen.MainScreen.Bounds.Width, 60);
diagramView.Frame = new CGRect(0, 70, UIScreen.MainScreen.Bounds.Width + 40, UIScreen.MainScreen.Bounds.Height - HeaderBar.Frame.Height);
diagramView.BackgroundColor = UIColor.Clear;
diagram.Layer.BorderColor = UIColor.Clear.CGColor;
diagram.Layer.BorderWidth = 0;
diagramView.AddSubview(diagram);
diagramView.MarginTop = HeaderBar.Frame.Height;
this.AddSubview(diagramView);
this.AddSubview(HeaderBar);
model.PickerChanged += SelectedIndexChanged;
for (int i = 0; i < diagram.Connectors.Count; i++)
{
diagram.Connectors[i].TargetDecoratorType = DecoratorType.None;
}
foreach (var view in this.Subviews)
{
connectorStyle.Frame = new CGRect(this.Frame.X + 10, 0, PopoverSize.Width - 20, 30);
connectorStyleButton.Frame = new CGRect(this.Frame.X + 10, 40, PopoverSize.Width - 20, 30);
connectorSize.Frame = new CGRect(this.Frame.X + 10, 80, PopoverSize.Width - 20, 30);
plus.Frame = new CGRect(this.Frame.X + 60, 120, 30, 30);
plusimg.Frame = new CGRect(0, 0, 30, 30);
minus.Frame = new CGRect(this.Frame.X + 160, 120, 30, 30);
minusimg.Frame = new CGRect(0, 0, 30, 30);
sizeindicator.Frame = new CGRect(this.Frame.X + 110, 120, 30, 30);
selectionPicker1.Frame = new CGRect(0, PopoverSize.Height / 2, PopoverSize.Width, PopoverSize.Height / 3);
doneButton.Frame = new CGRect(0, PopoverSize.Height / 2.5, PopoverSize.Width, 40);
}
optionView();
diagram.ContextMenuSettings.Visibility = false;
}
public Connectors()
{
InitializeComponent();
diagram.ContextMenuSettings.Visibility = false;
diagram.IsReadOnly = true;
if (Device.RuntimePlatform == Device.Android)
{
Xamarin.Forms.DependencyService.Get <IText>().GenerateFactor();
}
if (Device.RuntimePlatform == Device.UWP)
{
diagram.PageSettings.PageWidth = 1600;
diagram.BackgroundColor = Color.White;
}
ObservableCollection <Employee> employees = new ObservableCollection <Employee>();
employees.Add(new Employee()
{
Name = "Elizabeth", EmpId = "1", ParentId = "", Designation = "CEO"
});
employees.Add(new Employee()
{
Name = "Christina", EmpId = "2", ParentId = "1", Designation = "Manager"
});
employees.Add(new Employee()
{
Name = "Yang", EmpId = "3", ParentId = "1", Designation = "Manager"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "4", ParentId = "2", Designation = "Team Lead"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "5", ParentId = "2", Designation = "Co-ordinator"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "6", ParentId = "4", Designation = "Developer"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "7", ParentId = "4", Designation = "Testing Engineer"
});
employees.Add(new Employee()
{
Name = "Roland", EmpId = "8", ParentId = "3", Designation = "Team Lead"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "9", ParentId = "3", Designation = "Co-ordinator"
});
employees.Add(new Employee()
{
Name = "Yuonne", EmpId = "10", ParentId = "8", Designation = "Developer"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "10", ParentId = "8", Designation = "Testing Engineer"
});
//Initializes the DataSourceSettings
diagram.DataSourceSettings = new DataSourceSettings()
{
DataSource = employees, Id = "EmpId", ParentId = "ParentId"
};
//Initializes the Layout
DirectedTreeLayout treelayout = new DirectedTreeLayout()
{
HorizontalSpacing = 80, VerticalSpacing = 50 * DiagramUtility.currentDensity, TreeOrientation = TreeOrientation.TopToBottom
};
diagram.LayoutManager = new LayoutManager()
{
Layout = treelayout
};
for (int i = 0; i < diagram.Connectors.Count; i++)
{
diagram.Connectors[i].TargetDecoratorType = DecoratorType.None;
diagram.Connectors[i].Style.StrokeWidth = 1 * DiagramUtility.currentDensity;
}
diagram.BeginNodeRender += Diagram_BeginNodeRender;
diagram.Loaded += Diagram_Loaded;
strokeStyle.Items.Add("Default");
strokeStyle.Items.Add("Dashed");
strokeStyle.Items.Add("Dotted");
strokeStyle.SelectedIndex = 0;
strokeStyle.SelectedIndexChanged += StrokeStyle_SelectedIndexChanged;
}
public override View GetSampleContent(Context context)
{
m_context = context;
currentDensity = m_context.Resources.DisplayMetrics.Density;
//Initialize the SfDiagram and set its background color.
diagram = new SfDiagram(context);
diagram.LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
diagram.IsReadOnly = true;
ObservableCollection <Employee> employees = new ObservableCollection <Employee>();
employees.Add(new Employee()
{
Name = "Elizabeth", EmpId = "1", ParentId = "", Designation = "CEO"
});
employees.Add(new Employee()
{
Name = "Christina", EmpId = "2", ParentId = "1", Designation = "Manager"
});
employees.Add(new Employee()
{
Name = "Yang", EmpId = "3", ParentId = "1", Designation = "Manager"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "4", ParentId = "2", Designation = "Team Lead"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "5", ParentId = "2", Designation = "Co-ordinator"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "6", ParentId = "4", Designation = "Developer"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "7", ParentId = "4", Designation = "Testing Engineer"
});
employees.Add(new Employee()
{
Name = "Roland", EmpId = "8", ParentId = "3", Designation = "Team Lead"
});
employees.Add(new Employee()
{
Name = "Yoshi", EmpId = "9", ParentId = "3", Designation = "Co-ordinator"
});
employees.Add(new Employee()
{
Name = "Yuonne", EmpId = "10", ParentId = "8", Designation = "Developer"
});
employees.Add(new Employee()
{
Name = "Philip", EmpId = "10", ParentId = "8", Designation = "Testing Engineer"
});
//Initializes the DataSourceSettings
diagram.DataSourceSettings = new DataSourceSettings()
{
DataSource = employees, Id = "EmpId", ParentId = "ParentId"
};
//Initializes the Layout
DirectedTreeLayout treelayout = new DirectedTreeLayout()
{
HorizontalSpacing = 80, VerticalSpacing = 50 * currentDensity, TreeOrientation = TreeOrientation.TopToBottom
};
diagram.LayoutManager = new LayoutManager()
{
Layout = treelayout
};
diagram.BeginNodeRender += Diagram_BeginNodeRender;
diagram.Loaded += Diagram_Loaded;
LinearLayout linearLayout = new LinearLayout(context)
{
Orientation = Android.Widget.Orientation.Vertical
};
LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
layoutParams.TopMargin = 25 * (int)MainActivity.factor;
linearLayout.LayoutParameters = layoutParams;
LinearLayout typesBar = new LinearLayout(context);
typesBar.SetBackgroundColor(Color.Rgb(245, 245, 245));
layoutParams = new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MatchParent, ViewGroup.LayoutParams.MatchParent);
typesBar.SetMinimumHeight(200 * (int)MainActivity.factor);
typesBar.SetPadding(0, 10 * (int)MainActivity.factor, 0, 10 * (int)MainActivity.factor);
TextView selectText = new TextView(context)
{
LayoutParameters = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WrapContent, ViewGroup.LayoutParams.MatchParent),
Text = "Connector Types:",
TextAlignment = TextAlignment.Gravity,
Gravity = GravityFlags.Center | GravityFlags.CenterVertical,
TextSize = 15 * MainActivity.factor
};
int width = (int)(context.Resources.DisplayMetrics.WidthPixels - context.Resources.DisplayMetrics.Density);
selectText.SetMinimumWidth((int)(width * 0.4 * MainActivity.factor));
ImageButtonView straightButton = new ImageButtonView(context);
straightButton.Click += ButtonTouch;
straightButton.ImageId = "DiagramStraight";
straightButton.LayoutParameters = new ViewGroup.LayoutParams(180 * (int)MainActivity.factor, 180 * (int)MainActivity.factor);
ImageView straightImage = new ImageView(context);
var imageId = straightButton.ImageId + ".png";
if (imageId != null)
{
var imageData = LoadResource(imageId).ToArray();
straightImage.SetImageBitmap(BitmapFactory.DecodeByteArray(imageData, 0, imageData.Length));
}
straightImage.Layout((int)(40 * MainActivity.factor), (int)(40 * MainActivity.factor), (int)(110 * MainActivity.factor), (int)(110 * MainActivity.factor));
straightButton.AddView(straightImage);
ImageButtonView curveButton = new ImageButtonView(context);
curveButton.Click += ButtonTouch;
curveButton.ImageId = "DiagramCurve";
curveButton.LayoutParameters = new ViewGroup.LayoutParams(180 * (int)MainActivity.factor, 180 * (int)MainActivity.factor);
ImageView curveImage = new ImageView(context);
imageId = curveButton.ImageId + ".png";
if (imageId != null)
{
var imageData = LoadResource(imageId).ToArray();
curveImage.SetImageBitmap(BitmapFactory.DecodeByteArray(imageData, 0, imageData.Length));
}
curveImage.Layout((int)(40 * MainActivity.factor), (int)(40 * MainActivity.factor), (int)(110 * MainActivity.factor), (int)(110 * MainActivity.factor));
curveButton.AddView(curveImage);
ImageButtonView edgeButton = new ImageButtonView(context);
edgeButton.Click += ButtonTouch;
edgeButton.LayoutParameters = new ViewGroup.LayoutParams(180 * (int)MainActivity.factor, 180 * (int)MainActivity.factor);
edgeButton.ImageId = "DiagramEdge";
ImageView edgeImage = new ImageView(context);
imageId = edgeButton.ImageId + ".png";
if (imageId != null)
{
var imageData = LoadResource(imageId).ToArray();
edgeImage.SetImageBitmap(BitmapFactory.DecodeByteArray(imageData, 0, imageData.Length));
}
edgeImage.Layout((int)(40 * MainActivity.factor), (int)(40 * MainActivity.factor), (int)(110 * MainActivity.factor), (int)(110 * MainActivity.factor));
edgeButton.AddView(edgeImage);
buttons = new LinearLayout(context);
buttons.SetMinimumWidth((int)(width - width * 0.4 * MainActivity.factor));
buttons.SetBackgroundColor(Color.Transparent);
buttons.AddView(straightButton);
TextView view = new TextView(context);
view.SetWidth(30 * (int)MainActivity.factor);
view.SetBackgroundColor(Color.Transparent);
buttons.AddView(view);
buttons.AddView(curveButton);
view = new TextView(context);
view.SetWidth(30 * (int)MainActivity.factor);
view.SetBackgroundColor(Color.Transparent);
buttons.AddView(view);
buttons.AddView(edgeButton);
typesBar.AddView(selectText);
typesBar.AddView(buttons);
linearLayout.AddView(typesBar);
linearLayout.AddView(diagram);
for (int i = 0; i < diagram.Connectors.Count; i++)
{
diagram.Connectors[i].TargetDecoratorType = DecoratorType.None;
diagram.Connectors[i].Style.StrokeWidth = 1;
}
return(linearLayout);
}
