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| using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
namespace CircularScale
{
/// <summary>
///
/// </summary>
public partial class CircularScale : UserControl
{
public CircularScale()
{
InitializeComponent();
var smallRiskContainer = new CollectionContainer();
}
#region DependencyProperties
//Ширина рисок шкалы
public double WidthMark
{
get { return (double)GetValue(WidthMarkProperty); }
set { SetValue(WidthMarkProperty, value); }
}
public static readonly DependencyProperty WidthMarkProperty =
DependencyProperty.Register("WidthMark", typeof(double), typeof(CircularScale), new PropertyMetadata(4.0, PropertyChangedCallback));
//Высота рисок шкалы
public double HeightMark
{
get { return (double)GetValue(HeightMarkProperty); }
set { SetValue(HeightMarkProperty, value); }
}
public static readonly DependencyProperty HeightMarkProperty =
DependencyProperty.Register("HeightMark", typeof(double), typeof(CircularScale), new PropertyMetadata(16.0, PropertyChangedCallback));
//Ширина больших рисок шкалы
public double WidthInterimMark
{
get { return (double)GetValue(WidthInterimMarkProperty); }
set { SetValue(WidthInterimMarkProperty, value); }
}
public static readonly DependencyProperty WidthInterimMarkProperty =
DependencyProperty.Register("WidthInterimMark", typeof(double), typeof(CircularScale), new PropertyMetadata(8.0, PropertyChangedCallback));
//Высота больших рисок шкалы
public double HeightInterimMark
{
get { return (double)GetValue(HeightInterimMarkProperty); }
set { SetValue(HeightInterimMarkProperty, value); }
}
public static readonly DependencyProperty HeightInterimMarkProperty =
DependencyProperty.Register("HeightInterimMark", typeof(double), typeof(CircularScale), new PropertyMetadata(22.0, PropertyChangedCallback));
//Цвет больших рисок шкалы
public Brush ColorInterimMark
{
get { return (Brush)GetValue(ColorInterimMarkProperty); }
set { SetValue(ColorInterimMarkProperty, value); }
}
public static readonly DependencyProperty ColorInterimMarkProperty =
DependencyProperty.Register("ColorInterimMark", typeof(Brush), typeof(CircularScale), new PropertyMetadata(Brushes.White, PropertyChangedCallback));
//Цвет рисок шкалы
public Brush ColorMark
{
get { return (Brush)GetValue(ColorMarkProperty); }
set { SetValue(ColorMarkProperty, value); }
}
public static readonly DependencyProperty ColorMarkProperty =
DependencyProperty.Register("ColorMark", typeof(Brush), typeof(CircularScale), new PropertyMetadata(Brushes.White, PropertyChangedCallback));
//Цвет заднего фона круговой шкалы
public Brush BackgroundScale
{
get { return (Brush)GetValue(BackgroundScaleProperty); }
set { SetValue(BackgroundScaleProperty, value); }
}
public static readonly DependencyProperty BackgroundScaleProperty =
DependencyProperty.Register("BackgroundScale", typeof(Brush), typeof(CircularScale), new PropertyMetadata(Brushes.Black, PropertyChangedCallback));
//Цвет контура шкалы
public Brush ColorOutline
{
get { return (Brush)GetValue(ColorOutlineProperty); }
set { SetValue(ColorOutlineProperty, value); }
}
public static readonly DependencyProperty ColorOutlineProperty =
DependencyProperty.Register("ColorOutline", typeof(Brush), typeof(CircularScale), new PropertyMetadata(Brushes.White, PropertyChangedCallback));
//Градусное расстояное между рисками
public double DeltaMark
{
get { return (double)GetValue(DeltaMarkProperty); }
set { SetValue(DeltaMarkProperty, value); }
}
public static readonly DependencyProperty DeltaMarkProperty =
DependencyProperty.Register("DeltaMark", typeof(double), typeof(CircularScale), new PropertyMetadata(10.0, PropertyChangedCallback));
//Градусное расстояное между большими рисками
public double DeltaInterimMark
{
get { return (double)GetValue(DeltaInterimMarkProperty); }
set { SetValue(DeltaInterimMarkProperty, value); }
}
public static readonly DependencyProperty DeltaInterimMarkProperty =
DependencyProperty.Register("DeltaInterimMark", typeof(double), typeof(CircularScale), new PropertyMetadata(30.0, PropertyChangedCallback));
//Толщина контура шкалы (ширина линии окружности, обрамляющей шкалу)
public double ThicknessOutline
{
get { return (double)GetValue(ThicknessOutlineProperty); }
set { SetValue(ThicknessOutlineProperty, value); }
}
public static readonly DependencyProperty ThicknessOutlineProperty =
DependencyProperty.Register("ThicknessOutline", typeof(double), typeof(CircularScale), new PropertyMetadata(2.0, PropertyChangedCallback));
#endregion
private static void PropertyChangedCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs dependencyPropertyChangedEventArgs)
{
var circularScale = dependencyObject as CircularScale;
if (circularScale != null)
circularScale.PropertyChangedCallback(dependencyPropertyChangedEventArgs);
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
DrawScale();
}
void DrawScale()
{
//Задний фон круговой шкалы
Outline.Fill = BackgroundScale;
//Цвет контура круговой шкалы
Outline.Stroke = ColorOutline;
//Толщина контура круговой шкалы
Outline.StrokeThickness = ThicknessOutline;
//Полный оборот - 360 градусов
const int overallMark = 360;
//Радиус круговой шкалы
var radius = Outline.Height / 2;
//Центр круговой шкалы
var centre = new Point(Outline.Margin.Left + radius, Outline.Margin.Top + radius);
// Построение основных рисок круговой шкалы
//Расстояние между рисками
var delta = (int)DeltaMark;
//Кол-во рисок
var numMark = overallMark / (delta);
for (var i = 0; i < numMark; i++)
{
var rect1 = new Rectangle();
rect1.Width = WidthMark;
rect1.Height = HeightMark;
//Margin ориентируется по левому и верхнему значениям
rect1.Margin = new Thickness(Outline.Margin.Left - 0 * rect1.Width, Outline.Margin.Top - 2 * radius + rect1.Height, 0f,
0f);
var transformGroup = new TransformGroup();
var rotateTransform = new RotateTransform
{
Angle = i * delta,
CenterX = 0.5 * rect1.Width,
CenterY = radius
};
transformGroup.Children.Add(rotateTransform);
rect1.Fill = ColorMark;
rect1.RenderTransform = transformGroup;
CanvasPanel.Children.Add(rect1);
}
// Построение промежуточных рисок круговой шкалы
//Расстояние между рисками
var deltaInter = (int) DeltaInterimMark;
//Кол-во рисок
var numMarkInter = overallMark / (deltaInter);
for (var i = 0; i < numMarkInter; i++)
{
var rectInter = new Rectangle();
rectInter.Width = WidthInterimMark;
rectInter.Height = HeightInterimMark;
//Margin ориентируется по левому и верхнему значениям
rectInter.Margin = new Thickness(Outline.Margin.Left - 0 * rectInter.Width, Outline.Margin.Top - 2 * radius + rectInter.Height, 0f,
0f);
var transformGroup = new TransformGroup();
var rotateTransform = new RotateTransform
{
Angle = i * DeltaInterimMark,
CenterX = 0.5 * rectInter.Width,
CenterY = radius
};
transformGroup.Children.Add(rotateTransform);
rectInter.Fill = ColorInterimMark;
rectInter.RenderTransform = transformGroup;
CanvasPanel.Children.Add(rectInter);
}
}
void PropertyChangedCallback(DependencyPropertyChangedEventArgs args)
{
if (args.Property == BackgroundScaleProperty)
Outline.Fill = (Brush)args.NewValue;
else if (args.Property == ThicknessOutlineProperty)
Outline.StrokeThickness = (double) args.NewValue;
else if (args.Property == ColorOutlineProperty)
Outline.Stroke = (Brush) args.NewValue;
}
}
} |
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