项目结构调整

Others/Live-Charts-master/WpfView/RowSeries.cs

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+//The MIT License(MIT)
+
+//Copyright(c) 2016 Alberto Rodriguez & LiveCharts Contributors
+
+//Permission is hereby granted, free of charge, to any person obtaining a copy
+//of this software and associated documentation files (the "Software"), to deal
+//in the Software without restriction, including without limitation the rights
+//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//copies of the Software, and to permit persons to whom the Software is
+//furnished to do so, subject to the following conditions:
+
+//The above copyright notice and this permission notice shall be included in all
+//copies or substantial portions of the Software.
+
+//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+//SOFTWARE.
+
+using System;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Shapes;
+using LiveCharts.Definitions.Points;
+using LiveCharts.Definitions.Series;
+using LiveCharts.Dtos;
+using LiveCharts.SeriesAlgorithms;
+using LiveCharts.Wpf.Charts.Base;
+using LiveCharts.Wpf.Points;
+
+namespace LiveCharts.Wpf
+{
+    /// <summary>
+    /// The Row series plots horizontal bars in a cartesian chart
+    /// </summary>
+    public class RowSeries : Series, IRowSeriesView
+    {
+        #region Constructors
+        /// <summary>
+        /// Initializes a new instance of RowSeries class
+        /// </summary>
+        public RowSeries()
+        {
+            Model = new RowAlgorithm(this);
+            InitializeDefuaults();
+        }
+
+        /// <summary>
+        /// Initializes a new instance of RowSeries class with a given mapper
+        /// </summary>
+        /// <param name="configuration"></param>
+        public RowSeries(object configuration)
+        {
+            Model = new RowAlgorithm(this);
+            Configuration = configuration;
+            InitializeDefuaults();
+        }
+
+        #endregion
+
+        #region Private Properties
+
+        #endregion
+
+        #region Properties
+
+        /// <summary>
+        /// The maximum row heigth property
+        /// </summary>
+        public static readonly DependencyProperty MaxRowHeigthProperty = DependencyProperty.Register(
+            "MaxRowHeigth", typeof (double), typeof (RowSeries), new PropertyMetadata(35d));
+        /// <summary>
+        /// Gets or sets the maximum row height, the height of a column will be capped at this value
+        /// </summary>
+        public double MaxRowHeigth
+        {
+            get { return (double) GetValue(MaxRowHeigthProperty); }
+            set { SetValue(MaxRowHeigthProperty, value); }
+        }
+
+        /// <summary>
+        /// The row padding property
+        /// </summary>
+        public static readonly DependencyProperty RowPaddingProperty = DependencyProperty.Register(
+            "RowPadding", typeof (double), typeof (RowSeries), new PropertyMetadata(2d));
+        /// <summary>
+        /// Gets or sets the padding between rows in this series
+        /// </summary>
+        public double RowPadding
+        {
+            get { return (double) GetValue(RowPaddingProperty); }
+            set { SetValue(RowPaddingProperty, value); }
+        }
+
+        /// <summary>
+        /// The labels position property
+        /// </summary>
+        public static readonly DependencyProperty LabelsPositionProperty = DependencyProperty.Register(
+            "LabelsPosition", typeof(BarLabelPosition), typeof(RowSeries), 
+            new PropertyMetadata(default(BarLabelPosition), CallChartUpdater()));
+        /// <summary>
+        /// Gets or sets where the label is placed
+        /// </summary>
+        public BarLabelPosition LabelsPosition
+        {
+            get { return (BarLabelPosition)GetValue(LabelsPositionProperty); }
+            set { SetValue(LabelsPositionProperty, value); }
+        }
+
+        /// <summary>
+        /// The shares position property
+        /// </summary>
+        public static readonly DependencyProperty SharesPositionProperty = DependencyProperty.Register(
+            "SharesPosition", typeof(bool), typeof(RowSeries), new PropertyMetadata(default(bool)));
+        /// <summary>
+        /// Gets or sets a value indicating whether this row shares space with all the row series in the same position
+        /// </summary>
+        /// <value>
+        /// <c>true</c> if [shares position]; otherwise, <c>false</c>.
+        /// </value>
+        public bool SharesPosition
+        {
+            get { return (bool)GetValue(SharesPositionProperty); }
+            set { SetValue(SharesPositionProperty, value); }
+        }
+
+        #endregion
+
+        #region Overridden Methods
+
+        /// <summary>
+        /// Gets the point view.
+        /// </summary>
+        /// <param name="point">The point.</param>
+        /// <param name="label">The label.</param>
+        /// <returns></returns>
+        public override IChartPointView GetPointView(ChartPoint point, string label)
+        {
+            var pbv = (RowPointView)point.View;
+
+            if (pbv == null)
+            {
+                pbv = new RowPointView
+                {
+                    IsNew = true,
+                    Rectangle = new Rectangle(),
+                    Data = new CoreRectangle()
+                };
+
+                Model.Chart.View.AddToDrawMargin(pbv.Rectangle);
+            }
+            else
+            {
+                pbv.IsNew = false;
+                point.SeriesView.Model.Chart.View
+                    .EnsureElementBelongsToCurrentDrawMargin(pbv.Rectangle);
+                point.SeriesView.Model.Chart.View
+                    .EnsureElementBelongsToCurrentDrawMargin(pbv.HoverShape);
+                point.SeriesView.Model.Chart.View
+                    .EnsureElementBelongsToCurrentDrawMargin(pbv.DataLabel);
+            }
+
+            pbv.Rectangle.Fill = Fill;
+            pbv.Rectangle.Stroke = Stroke;
+            pbv.Rectangle.StrokeThickness = StrokeThickness;
+            pbv.Rectangle.StrokeDashArray = StrokeDashArray;
+            pbv.Rectangle.Visibility = Visibility;
+            Panel.SetZIndex(pbv.Rectangle, Panel.GetZIndex(this));
+
+            if (Model.Chart.RequiresHoverShape && pbv.HoverShape == null)
+            {
+                pbv.HoverShape = new Rectangle
+                {
+                    Fill = Brushes.Transparent,
+                    StrokeThickness = 0
+                };
+
+                Panel.SetZIndex(pbv.HoverShape, int.MaxValue);
+
+                var wpfChart = (Chart)Model.Chart.View;
+                wpfChart.AttachHoverableEventTo(pbv.HoverShape);
+
+                Model.Chart.View.AddToDrawMargin(pbv.HoverShape);
+            }
+
+            if (pbv.HoverShape != null) pbv.HoverShape.Visibility = Visibility;
+
+            if (DataLabels)
+            {
+                pbv.DataLabel = UpdateLabelContent(new DataLabelViewModel
+                {
+                    FormattedText = label,
+                    Instance = point.Instance
+                }, pbv.DataLabel);
+            }
+
+            if (point.Stroke != null) pbv.Rectangle.Stroke = (Brush)point.Stroke;
+            if (point.Fill != null) pbv.Rectangle.Fill = (Brush)point.Fill;
+
+            pbv.LabelPosition = LabelsPosition;
+
+            return pbv;
+        }
+
+        #endregion
+
+        #region Private Methods
+
+        private void InitializeDefuaults()
+        {
+            SetCurrentValue(StrokeThicknessProperty, 0d);
+            SetCurrentValue(MaxRowHeigthProperty, 35d);
+            SetCurrentValue(RowPaddingProperty, 2d);
+            SetCurrentValue(LabelsPositionProperty, BarLabelPosition.Top);
+
+            Func<ChartPoint, string> defaultLabel = x => x.EvaluatesGantt
+                ? string.Format("starts {0}, ends {1}", Model.CurrentXAxis.GetFormatter()(x.XStart),
+                    Model.CurrentXAxis.GetFormatter()(x.X))
+                : Model.CurrentXAxis.GetFormatter()(x.X);
+            SetCurrentValue(LabelPointProperty, defaultLabel);
+
+            DefaultFillOpacity = 1;
+        }
+
+        #endregion
+    }
+}