PadContext.cs

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using DotNEToolkit;
using DrawingPad.DataModels;
using DrawingPad.ViewModels;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Media;

namespace DrawingPad
{
    public class PadContext
    {
        #region 类变量

        private static log4net.ILog logger = log4net.LogManager.GetLogger("PadContext");

        #endregion

        #region 常量定义

        private const int DefaultWidth = 1;
        private const int LineWidth = 2;

        public const int CircleTrackerRadius = 4;

        public const int RectangleTrackerSize = 8;

        /// <summary>
        /// 连接线到图形的最小边距
        /// </summary>
        public const int MinimalMargin = 20;

        /// <summary>
        /// 缩放图形的时候，图形最小的大小
        /// </summary>
        public const int MinimalVisualSize = 30;

        #endregion

        #region 画刷定义

        public static readonly Brush TrackerBackground = Brushes.White;

        public static readonly Brush DefaultFillBrush = Brushes.White;
        public static readonly Pen DefaultPen = new Pen(Brushes.Black, 1);

        public const int ConnectionLocationTolerance = 20;

        #endregion

        #region 画笔定义

        public static readonly Pen TrackerPen = new Pen(Brushes.Black, DefaultWidth);

        #endregion

        #region 常量定义