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using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Shapes;
namespace Tango.SharedUI.Controls
{
public class HexagonControl : Shape
{
private Geometry _geometry;
private ScaleTransform _scale;
public Point[] Points { get; set; }
protected override Geometry DefiningGeometry => _geometry;
public bool IsSelected
{
get { return (bool)GetValue(IsSelectedProperty); }
set { SetValue(IsSelectedProperty, value); }
}
public static readonly DependencyProperty IsSelectedProperty =
DependencyProperty.Register("IsSelected", typeof(bool), typeof(HexagonControl), new PropertyMetadata(false, (d, e) => (d as HexagonControl).OnIsSelectedChanged()));
public int Row
{
get { return (int)GetValue(RowProperty); }
set { SetValue(RowProperty, value); }
}
public static readonly DependencyProperty RowProperty =
DependencyProperty.Register("Row", typeof(int), typeof(HexagonControl), new PropertyMetadata(0));
public int Column
{
get { return (int)GetValue(ColumnProperty); }
set { SetValue(ColumnProperty, value); }
}
public static readonly DependencyProperty ColumnProperty =
DependencyProperty.Register("Column", typeof(int), typeof(HexagonControl), new PropertyMetadata(0));
public bool DisplayGridPosition
{
get { return (bool)GetValue(DisplayGridPositionProperty); }
set { SetValue(DisplayGridPositionProperty, value); }
}
public static readonly DependencyProperty DisplayGridPositionProperty =
DependencyProperty.Register("DisplayGridPosition", typeof(bool), typeof(HexagonControl), new FrameworkPropertyMetadata(false, FrameworkPropertyMetadataOptions.AffectsRender));
private void OnIsSelectedChanged()
{
if (IsSelected)
{
StrokeThickness = 3;
}
else
{
StrokeThickness = 1;
}
}
public HexagonControl(Point[] points, int row, int column)
{
Points = points;
Row = row;
Column = column;
_geometry = new PathGeometry(new PathFigure[]
{
new PathFigure(points[0],new PathSegment[]
{
new PolyLineSegment(points.Skip(1), true),
},true),
});
RenderTransformOrigin = new Point(0.8, 0.8);
_scale = new ScaleTransform(1, 1);
RenderTransform = _scale;
}
protected override void OnRender(DrawingContext drawingContext)
{
base.OnRender(drawingContext);
if (DisplayGridPosition)
{
Typeface typeface = new Typeface("Times New Roman");
double em_size = 16;
#pragma warning disable CS0618 // Type or member is obsolete
FormattedText formatted_text = new FormattedText(
Row + "," + Column, CultureInfo.CurrentUICulture,
FlowDirection.LeftToRight,
typeface, em_size, Brushes.Black);
#pragma warning restore CS0618 // Type or member is obsolete
// Center the text horizontally.
formatted_text.TextAlignment = TextAlignment.Center;
var rect = _geometry.GetFlattenedPathGeometry().Bounds;
// Find the center of the client area.
double xmid = rect.Left + rect.Width / 2;
double ymid = rect.Top + rect.Height / 2;
Point center = new Point(xmid, ymid - formatted_text.Height / 2);
drawingContext.DrawText(formatted_text, center);
}
}
protected override void OnMouseEnter(MouseEventArgs e)
{
base.OnMouseEnter(e);
if (!IsSelected)
{
_scale.ScaleX = 1.1;
_scale.ScaleY = 1.1;
}
}
protected override void OnMouseLeave(MouseEventArgs e)
{
base.OnMouseLeave(e);
_scale.ScaleX = 1;
_scale.ScaleY = 1;
}
}
}
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