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一泓秋水
@@ -1,234 +0,0 @@
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using Serein.Library;
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using Serein.Workbench.Extension;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Media;
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using System.Windows.Shapes;
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namespace Serein.Workbench.Node.View
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{
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/// <summary>
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/// 连接线的类型
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/// </summary>
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public enum LineType
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{
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/// <summary>
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/// 贝塞尔曲线
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/// </summary>
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Bezier,
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/// <summary>
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/// 半圆线
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/// </summary>
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Semicircle,
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}
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/// <summary>
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/// 贝塞尔曲线
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/// </summary>
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public class ConnectionLineShape : Shape
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{
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private readonly double strokeThickness;
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private readonly LineType lineType;
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/// <summary>
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/// 确定起始坐标和目标坐标、外光样式的曲线
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/// </summary>
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/// <param name="lineType">线条类型</param>
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/// <param name="start">起始坐标</param>
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/// <param name="end">结束坐标</param>
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/// <param name="brush">颜色</param>
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/// <param name="isDotted">是否为虚线</param>
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public ConnectionLineShape(LineType lineType,
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Point start,
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Point end,
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Brush brush,
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bool isDotted = false,
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bool isTop = false)
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{
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this.lineType = lineType;
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this.brush = brush;
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startPoint = start;
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endPoint = end;
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this.strokeThickness = 4;
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InitElementPoint(isDotted, isTop);
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InvalidateVisual(); // 触发重绘
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}
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public void InitElementPoint(bool isDotted , bool isTop = false)
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{
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hitVisiblePen = new Pen(Brushes.Transparent, 1.0); // 初始化碰撞检测线
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hitVisiblePen.Freeze(); // Freeze以提高性能
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visualPen = new Pen(brush, 3.0); // 默认可视化Pen
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opacity = 1.0d;
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if (isDotted)
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{
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opacity = 0.42d;
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visualPen.DashStyle = DashStyles.Dash; // 选择虚线样式
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}
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visualPen.Freeze(); // Freeze以提高性能
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linkSize = 4; // 整线条粗细
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int zIndex = -999999;
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if (isTop)
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{
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zIndex *= -1;
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}
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Panel.SetZIndex(this, zIndex); // 置底
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}
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/// <summary>
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/// 更新线条落点位置
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/// </summary>
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/// <param name="start"></param>
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/// <param name="end"></param>
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public void UpdatePoints(Point start, Point end)
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{
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startPoint = start;
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endPoint = end;
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InvalidateVisual(); // 触发重绘
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}
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/// <summary>
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/// 更新线条落点位置
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/// </summary>
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/// <param name="point"></param>
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public void UpdateEndPoints(Point point)
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{
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endPoint = point;
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InvalidateVisual(); // 触发重绘
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}
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/// <summary>
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/// 更新线条落点位置
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/// </summary>
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/// <param name="point"></param>
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public void UpdateStartPoints(Point point)
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{
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startPoint = point;
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InvalidateVisual(); // 触发重绘
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}
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/// <summary>
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/// 控件重绘事件
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/// </summary>
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/// <param name="drawingContext"></param>
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protected override void OnRender(DrawingContext drawingContext)
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{
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// 刷新线条显示位置
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switch (this.lineType)
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{
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case LineType.Bezier:
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DrawBezierCurve(drawingContext, startPoint, endPoint);
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break;
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case LineType.Semicircle:
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DrawSemicircleCurve(drawingContext, startPoint, endPoint);
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break;
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default:
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break;
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}
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}
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#region 重绘
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private readonly StreamGeometry streamGeometry = new StreamGeometry();
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private Point rightCenterOfStartLocation; // 目标节点选择左侧边缘中心
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private Point leftCenterOfEndLocation; // 起始节点选择右侧边缘中心
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private Pen hitVisiblePen; // 初始化碰撞检测线
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private Pen visualPen; // 默认可视化Pen
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private Point startPoint; // 连接线的起始节点
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private Point endPoint; // 连接线的终点
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private Brush brush; // 线条颜色
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private double opacity; // 透明度
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double linkSize; // 根据缩放比例调整线条粗细
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protected override Geometry DefiningGeometry => streamGeometry;
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public void UpdateLineColor(Brush brush)
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{
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visualPen = new Pen(brush, 3.0); // 默认可视化Pen
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InvalidateVisual(); // 触发重绘
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}
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private Point c0, c1; // 用于计算贝塞尔曲线控制点逻辑
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private Vector axis = new Vector(1, 0);
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private Vector startToEnd;
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private void DrawBezierCurve(DrawingContext drawingContext,
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Point start,
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Point end)
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{
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// 控制点的计算逻辑
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double power = 140; // 控制贝塞尔曲线的“拉伸”强度
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drawingContext.PushOpacity(opacity);
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// 计算轴向向量与起点到终点的向量
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//var axis = new Vector(1, 0);
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startToEnd = (end.ToVector() - start.ToVector()).NormalizeTo();
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// 计算拉伸程度k，拉伸与水平夹角正相关
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var k = 1 - Math.Pow(Math.Max(0, axis.DotProduct(startToEnd)), 10.0);
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// 如果起点x大于终点x，增加额外的偏移量，避免重叠
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var bias = start.X > end.X ? Math.Abs(start.X - end.X) * 0.25 : 0;
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// 控制点的实际计算
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c0 = new Point(+(power + bias) * k + start.X, start.Y);
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c1 = new Point(-(power + bias) * k + end.X, end.Y);
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// 准备StreamGeometry以用于绘制曲线
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streamGeometry.Clear();
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using (var context = streamGeometry.Open())
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{
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context.BeginFigure(start, true, false); // 曲线起点
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context.BezierTo(c0, c1, end, true, false); // 画贝塞尔曲线
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}
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drawingContext.DrawGeometry(null, visualPen, streamGeometry);
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}
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private void DrawSemicircleCurve(DrawingContext drawingContext, Point start, Point end)
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{
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// 计算中心点和半径
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// 计算圆心和半径
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double x = 35;
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// 创建一个弧线路径
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streamGeometry.Clear();
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using (var context = streamGeometry.Open())
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{
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// 开始绘制
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context.BeginFigure(start, false, false);
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// 生成弧线
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context.ArcTo(
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end, // 结束点
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new Size(x, x), // 椭圆的半径
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0, // 椭圆的旋转角度
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false, // 是否大弧
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SweepDirection.Counterclockwise, // 方向
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true, // 是否连接到起始点
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true // 是否使用高质量渲染
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);
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// 结束绘制
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context.LineTo(start, false, false); // 连接到起始点（可选）
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}
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// 绘制弧线
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drawingContext.DrawGeometry(null, visualPen, streamGeometry);
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}
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#endregion
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}
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}
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@@ -1,378 +0,0 @@
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using Serein.Library;
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using Serein.Library.Utils;
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using System;
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using System.Net;
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using System.Reflection;
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using System.Windows;
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using Serein.Workbench.Extension;
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using System.Windows.Controls;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Shapes;
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using System.Windows.Media.Media3D;
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using System.Windows.Documents;
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using System.Threading;
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namespace Serein.Workbench.Node.View
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{
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internal static class MyUIFunc
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{
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public static Pen CreateAndFreezePen()
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{
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// 创建Pen
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Pen pen = new Pen(Brushes.Black, 1);
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// 冻结Pen
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if (pen.CanFreeze)
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{
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pen.Freeze();
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}
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return pen;
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}
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}
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public class ParamsArgControl: Shape
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{
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public ParamsArgControl()
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{
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this.MouseDown += ParamsArg_OnMouseDown; // 增加或删除
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this.MouseMove += ParamsArgControl_MouseMove;
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this.MouseLeave += ParamsArgControl_MouseLeave;
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AddOrRemoveParamsTask = AddAsync;
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}
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protected readonly StreamGeometry StreamGeometry = new StreamGeometry();
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protected override Geometry DefiningGeometry => StreamGeometry;
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#region 控件属性，所在的节点
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public static readonly DependencyProperty NodeProperty =
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DependencyProperty.Register(nameof(MyNode), typeof(NodeModelBase), typeof(ParamsArgControl), new PropertyMetadata(default(NodeModelBase)));
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//public NodeModelBase NodeModel;
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/// <summary>
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/// 所在的节点
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/// </summary>
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public NodeModelBase MyNode
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{
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get { return (NodeModelBase)GetValue(NodeProperty); }
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set { SetValue(NodeProperty, value); }
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}
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#endregion
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#region 控件属性，连接器类型
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public static readonly DependencyProperty ArgIndexProperty =
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DependencyProperty.Register(nameof(ArgIndex), typeof(int), typeof(ParamsArgControl), new PropertyMetadata(default(int)));
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/// <summary>
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/// 参数的索引
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/// </summary>
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public int ArgIndex
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{
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get { return (int)GetValue(ArgIndexProperty); }
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set { SetValue(ArgIndexProperty, value.ToString()); }
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}
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#endregion
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/// <summary>
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/// 控件重绘事件
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/// </summary>
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/// <param name="drawingContext"></param>
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protected override void OnRender(DrawingContext drawingContext)
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{
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Brush brush = isMouseOver ? Brushes.Red : Brushes.Green;
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double height = ActualHeight;
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// 定义圆形的大小和位置
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double connectorSize = 10; // 连接器的大小
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double circleCenterX = 8; // 圆心 X 坐标
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double circleCenterY = height / 2; // 圆心 Y 坐标
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var circlePoint = new Point(circleCenterX, circleCenterY);
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// 圆形部分
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var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
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drawingContext.DrawGeometry(brush, MyUIFunc.CreateAndFreezePen(), ellipse);
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}
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private bool isMouseOver; // 鼠标悬停状态
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private Func<Task> AddOrRemoveParamsTask; // 增加或删除参数
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public async void ParamsArg_OnMouseDown(object sender, MouseButtonEventArgs e)
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{
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await AddOrRemoveParamsTask.Invoke();
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}
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private void ParamsArgControl_MouseMove(object sender, MouseEventArgs e)
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{
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isMouseOver = true;
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if (cancellationTokenSource.IsCancellationRequested) {
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cancellationTokenSource = new CancellationTokenSource();
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Task.Run(async () =>
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{
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await Task.Delay(380);
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}, cancellationTokenSource.Token).ContinueWith((t) =>
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{
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// 如果焦点仍在控件上时，则改变点击事件
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if (isMouseOver)
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{
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AddOrRemoveParamsTask = RemoveAsync;
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this.Dispatcher.Invoke(InvalidateVisual);// 触发一次重绘
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}
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});
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}
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}
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private CancellationTokenSource cancellationTokenSource = new CancellationTokenSource();
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private void ParamsArgControl_MouseLeave(object sender, MouseEventArgs e)
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{
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isMouseOver = false;
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AddOrRemoveParamsTask = AddAsync; // 鼠标焦点离开时恢复点击事件
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cancellationTokenSource?.Cancel();
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this.Dispatcher.Invoke(InvalidateVisual);// 触发一次重绘
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}
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private async Task AddAsync()
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{
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await this.MyNode.Env.ChangeParameter(MyNode.Guid, true, ArgIndex);
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}
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private async Task RemoveAsync()
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{
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await this.MyNode.Env.ChangeParameter(MyNode.Guid, false, ArgIndex);
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}
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}
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public abstract class JunctionControlBase : Shape
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{
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protected JunctionControlBase()
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{
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this.Width = 25;
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this.Height = 20;
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this.MouseDown += JunctionControlBase_MouseDown;
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this.MouseMove += JunctionControlBase_MouseMove;
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this.MouseLeave += JunctionControlBase_MouseLeave; ;
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}
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#region 控件属性，所在的节点
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||||
public static readonly DependencyProperty NodeProperty =
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DependencyProperty.Register(nameof(MyNode), typeof(NodeModelBase), typeof(JunctionControlBase), new PropertyMetadata(default(NodeModelBase)));
|
||||
//public NodeModelBase NodeModel;
|
||||
|
||||
/// <summary>
|
||||
/// 所在的节点
|
||||
/// </summary>
|
||||
public NodeModelBase MyNode
|
||||
{
|
||||
get { return (NodeModelBase)GetValue(NodeProperty); }
|
||||
set { SetValue(NodeProperty, value); }
|
||||
}
|
||||
#endregion
|
||||
|
||||
#region 控件属性，连接器类型
|
||||
public static readonly DependencyProperty JunctionTypeProperty =
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DependencyProperty.Register(nameof(JunctionType), typeof(string), typeof(JunctionControlBase), new PropertyMetadata(default(string)));
|
||||
|
||||
/// <summary>
|
||||
/// 控制点类型
|
||||
/// </summary>
|
||||
public JunctionType JunctionType
|
||||
{
|
||||
get { return EnumHelper.ConvertEnum<JunctionType>(GetValue(JunctionTypeProperty).ToString()); }
|
||||
set { SetValue(JunctionTypeProperty, value.ToString()); }
|
||||
}
|
||||
#endregion
|
||||
|
||||
protected readonly StreamGeometry StreamGeometry = new StreamGeometry();
|
||||
protected override Geometry DefiningGeometry => StreamGeometry;
|
||||
|
||||
/// <summary>
|
||||
/// 重绘方法
|
||||
/// </summary>
|
||||
/// <param name="drawingContext"></param>
|
||||
public abstract void Render(DrawingContext drawingContext);
|
||||
/// <summary>
|
||||
/// 中心点
|
||||
/// </summary>
|
||||
public abstract Point MyCenterPoint { get; }
|
||||
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// 禁止连接
|
||||
/// </summary>
|
||||
private bool IsConnectionDisable;
|
||||
|
||||
/// <summary>
|
||||
/// 处理鼠标悬停状态
|
||||
/// </summary>
|
||||
private bool _isMouseOver;
|
||||
public bool IsMouseOver
|
||||
{
|
||||
get => _isMouseOver;
|
||||
set
|
||||
{
|
||||
if(_isMouseOver != value)
|
||||
{
|
||||
GlobalJunctionData.MyGlobalConnectingData.CurrentJunction = this;
|
||||
_isMouseOver = value;
|
||||
InvalidateVisual();
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 控件重绘事件
|
||||
/// </summary>
|
||||
/// <param name="drawingContext"></param>
|
||||
protected override void OnRender(DrawingContext drawingContext)
|
||||
{
|
||||
Render(drawingContext);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 获取背景颜色
|
||||
/// </summary>
|
||||
/// <returns></returns>
|
||||
protected Brush GetBackgrounp()
|
||||
{
|
||||
var myData = GlobalJunctionData.MyGlobalConnectingData;
|
||||
if(!myData.IsCreateing)
|
||||
{
|
||||
return Brushes.Transparent;
|
||||
}
|
||||
if (IsMouseOver)
|
||||
{
|
||||
if (myData.IsCanConnected)
|
||||
{
|
||||
if (myData.Type == JunctionOfConnectionType.Invoke)
|
||||
{
|
||||
return myData.ConnectionInvokeType.ToLineColor();
|
||||
}
|
||||
else
|
||||
{
|
||||
return myData.ConnectionArgSourceType.ToLineColor();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
return Brushes.Red;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
return Brushes.Transparent;
|
||||
}
|
||||
}
|
||||
|
||||
private object lockObj = new object();
|
||||
|
||||
/// <summary>
|
||||
/// 控件获得鼠标焦点事件
|
||||
/// </summary>
|
||||
/// <param name="sender"></param>
|
||||
/// <param name="e"></param>
|
||||
private void JunctionControlBase_MouseMove(object sender, MouseEventArgs e)
|
||||
{
|
||||
//if (!GlobalJunctionData.MyGlobalConnectingData.IsCreateing) return;
|
||||
|
||||
//if (IsMouseOver) return;
|
||||
IsMouseOver = true;
|
||||
|
||||
//this.InvalidateVisual();
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 控件失去鼠标焦点事件
|
||||
/// </summary>
|
||||
/// <param name="sender"></param>
|
||||
/// <param name="e"></param>
|
||||
private void JunctionControlBase_MouseLeave(object sender, MouseEventArgs e)
|
||||
{
|
||||
IsMouseOver = false;
|
||||
e.Handled = true;
|
||||
|
||||
}
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// 在碰撞点上按下鼠标控件开始进行移动
|
||||
/// </summary>
|
||||
/// <param name="sender"></param>
|
||||
/// <param name="e"></param>
|
||||
protected void JunctionControlBase_MouseDown(object sender, MouseButtonEventArgs e)
|
||||
{
|
||||
if (e.LeftButton == MouseButtonState.Pressed)
|
||||
{
|
||||
var canvas = MainWindow.GetParentOfType<Canvas>(this);
|
||||
if (canvas != null)
|
||||
{
|
||||
var myData = GlobalJunctionData.MyGlobalConnectingData;
|
||||
myData.Reset();
|
||||
myData.IsCreateing = true; // 表示开始连接
|
||||
myData.StartJunction = this;
|
||||
myData.CurrentJunction = this;
|
||||
myData.StartPoint = this.TranslatePoint(new Point(this.Width / 2, this.Height / 2), canvas);
|
||||
|
||||
var junctionOfConnectionType = this.JunctionType.ToConnectyionType();
|
||||
ConnectionLineShape bezierLine; // 类别
|
||||
Brush brushColor; // 临时线的颜色
|
||||
if (junctionOfConnectionType == JunctionOfConnectionType.Invoke)
|
||||
{
|
||||
brushColor = ConnectionInvokeType.IsSucceed.ToLineColor();
|
||||
}
|
||||
else if(junctionOfConnectionType == JunctionOfConnectionType.Arg)
|
||||
{
|
||||
brushColor = ConnectionArgSourceType.GetOtherNodeData.ToLineColor();
|
||||
}
|
||||
else
|
||||
{
|
||||
return;
|
||||
}
|
||||
bezierLine = new ConnectionLineShape(LineType.Bezier,
|
||||
myData.StartPoint,
|
||||
myData.StartPoint,
|
||||
brushColor,
|
||||
isTop: true); // 绘制临时的线
|
||||
|
||||
Mouse.OverrideCursor = Cursors.Cross; // 设置鼠标为正在创建连线
|
||||
myData.MyLine = new MyLine(canvas, bezierLine);
|
||||
}
|
||||
}
|
||||
e.Handled = true;
|
||||
}
|
||||
|
||||
private Point GetStartPoint()
|
||||
{
|
||||
return new Point(this.ActualWidth / 2, this.ActualHeight / 2); // 起始节点选择右侧边缘中心
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
}
|
||||
@@ -1,161 +0,0 @@
|
||||
using Serein.Library;
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Net;
|
||||
using System.Text;
|
||||
using System.Text.RegularExpressions;
|
||||
using System.Threading.Tasks;
|
||||
using System.Windows;
|
||||
using System.Windows.Controls;
|
||||
using System.Windows.Shapes;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
|
||||
#region Model，不科学的全局变量
|
||||
public class MyLine
|
||||
{
|
||||
public MyLine(Canvas canvas, ConnectionLineShape line)
|
||||
{
|
||||
Canvas = canvas;
|
||||
Line = line;
|
||||
canvas?.Children.Add(line);
|
||||
}
|
||||
|
||||
public Canvas Canvas { get; set; }
|
||||
public ConnectionLineShape Line { get; set; }
|
||||
|
||||
public void Remove()
|
||||
{
|
||||
Canvas?.Children.Remove(Line);
|
||||
}
|
||||
}
|
||||
|
||||
public class ConnectingData
|
||||
{
|
||||
|
||||
/// <summary>
|
||||
/// 是否正在创建连线
|
||||
/// </summary>
|
||||
public bool IsCreateing { get; set; }
|
||||
/// <summary>
|
||||
/// 起始控制点
|
||||
/// </summary>
|
||||
public JunctionControlBase StartJunction { get; set; }
|
||||
/// <summary>
|
||||
/// 当前的控制点
|
||||
/// </summary>
|
||||
public JunctionControlBase CurrentJunction { get; set; }
|
||||
/// <summary>
|
||||
/// 开始坐标
|
||||
/// </summary>
|
||||
public Point StartPoint { get; set; }
|
||||
/// <summary>
|
||||
/// 线条样式
|
||||
/// </summary>
|
||||
public MyLine MyLine { get; set; }
|
||||
|
||||
/// <summary>
|
||||
/// 线条类别（方法调用）
|
||||
/// </summary>
|
||||
public ConnectionInvokeType ConnectionInvokeType { get; set; } = ConnectionInvokeType.IsSucceed;
|
||||
/// <summary>
|
||||
/// 线条类别（参数传递）
|
||||
/// </summary>
|
||||
public ConnectionArgSourceType ConnectionArgSourceType { get; set; } = ConnectionArgSourceType.GetOtherNodeData;
|
||||
|
||||
/// <summary>
|
||||
/// 判断当前连接类型
|
||||
/// </summary>
|
||||
public JunctionOfConnectionType Type => StartJunction.JunctionType.ToConnectyionType();
|
||||
|
||||
|
||||
/// <summary>
|
||||
/// 是否允许连接
|
||||
/// </summary>
|
||||
|
||||
public bool IsCanConnected { get
|
||||
{
|
||||
|
||||
if(StartJunction is null
|
||||
|| CurrentJunction is null
|
||||
)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
|
||||
if (!StartJunction.MyNode.Equals(CurrentJunction.MyNode)
|
||||
&& StartJunction.JunctionType.IsCanConnection(CurrentJunction.JunctionType))
|
||||
{
|
||||
return true;
|
||||
}
|
||||
else
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 更新临时的连接线
|
||||
/// </summary>
|
||||
/// <param name="point"></param>
|
||||
public void UpdatePoint(Point point)
|
||||
{
|
||||
if (StartJunction is null
|
||||
|| CurrentJunction is null
|
||||
)
|
||||
{
|
||||
return;
|
||||
}
|
||||
if (StartJunction.JunctionType == Library.JunctionType.Execute
|
||||
|| StartJunction.JunctionType == Library.JunctionType.ArgData)
|
||||
{
|
||||
MyLine.Line.UpdateStartPoints(point);
|
||||
}
|
||||
else
|
||||
{
|
||||
MyLine.Line.UpdateEndPoints(point);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 重置
|
||||
/// </summary>
|
||||
public void Reset()
|
||||
{
|
||||
IsCreateing = false;
|
||||
StartJunction = null;
|
||||
CurrentJunction = null;
|
||||
MyLine?.Remove();
|
||||
ConnectionInvokeType = ConnectionInvokeType.IsSucceed;
|
||||
ConnectionArgSourceType = ConnectionArgSourceType.GetOtherNodeData;
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
public static class GlobalJunctionData
|
||||
{
|
||||
//private static ConnectingData? myGlobalData;
|
||||
//private static object _lockObj = new object();
|
||||
|
||||
/// <summary>
|
||||
/// 创建节点之间控制点的连接行为
|
||||
/// </summary>
|
||||
public static ConnectingData MyGlobalConnectingData { get; } = new ConnectingData();
|
||||
|
||||
/// <summary>
|
||||
/// 删除连接视觉效果
|
||||
/// </summary>
|
||||
public static void OK()
|
||||
{
|
||||
MyGlobalConnectingData.Reset();
|
||||
}
|
||||
}
|
||||
#endregion
|
||||
}
|
||||
@@ -1,237 +0,0 @@
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Linq;
|
||||
using System.Text;
|
||||
using System.Threading.Tasks;
|
||||
using System.Windows.Media;
|
||||
using System.Windows;
|
||||
using Serein.Workbench.Node.View;
|
||||
using System.Windows.Controls;
|
||||
using Serein.Library;
|
||||
using System.Windows.Data;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
|
||||
|
||||
public abstract class NodeJunctionViewBase : ContentControl, IDisposable
|
||||
{
|
||||
public NodeJunctionViewBase()
|
||||
{
|
||||
var transfromGroup = new TransformGroup();
|
||||
transfromGroup.Children.Add(_Translate);
|
||||
RenderTransform = transfromGroup;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 每个连接器都有一个唯一标识符（Guid），用于标识连接器。
|
||||
/// </summary>
|
||||
public Guid Guid
|
||||
{
|
||||
get => (Guid)GetValue(GuidProperty);
|
||||
set => SetValue(GuidProperty, value);
|
||||
}
|
||||
public static readonly DependencyProperty GuidProperty = DependencyProperty.Register(
|
||||
nameof(Guid),
|
||||
typeof(Guid),
|
||||
typeof(NodeJunctionViewBase), // NodeConnectorContent
|
||||
new PropertyMetadata(Guid.Empty));
|
||||
|
||||
/// <summary>
|
||||
/// 连接器当前的连接数，表示有多少条 NodeLink 连接到此连接器。该属性为只读。
|
||||
/// </summary>
|
||||
public int ConnectedCount
|
||||
{
|
||||
get => (int)GetValue(ConnectedCountProperty);
|
||||
private set => SetValue(ConnectedCountPropertyKey, value);
|
||||
}
|
||||
public static readonly DependencyPropertyKey ConnectedCountPropertyKey = DependencyProperty.RegisterReadOnly(
|
||||
nameof(ConnectedCount),
|
||||
typeof(int),
|
||||
typeof(NodeJunctionViewBase), // NodeConnectorContent
|
||||
new PropertyMetadata(0));
|
||||
|
||||
public static readonly DependencyProperty ConnectedCountProperty = ConnectedCountPropertyKey.DependencyProperty;
|
||||
|
||||
/// <summary>
|
||||
/// 布尔值，指示此连接器是否有任何连接。
|
||||
/// </summary>
|
||||
public bool IsConnected
|
||||
{
|
||||
get => (bool)GetValue(IsConnectedProperty);
|
||||
private set => SetValue(IsConnectedPropertyKey, value);
|
||||
}
|
||||
public static readonly DependencyPropertyKey IsConnectedPropertyKey = DependencyProperty.RegisterReadOnly(
|
||||
nameof(IsConnected),
|
||||
typeof(bool),
|
||||
typeof(NodeJunctionViewBase), // NodeConnectorContent
|
||||
new PropertyMetadata(false));
|
||||
|
||||
public static readonly DependencyProperty IsConnectedProperty = IsConnectedPropertyKey.DependencyProperty;
|
||||
|
||||
/// <summary>
|
||||
/// 这些属性控制连接器的外观（颜色、边框厚度、填充颜色）。
|
||||
/// </summary>
|
||||
public Brush Stroke
|
||||
{
|
||||
get => (Brush)GetValue(StrokeProperty);
|
||||
set => SetValue(StrokeProperty, value);
|
||||
}
|
||||
public static readonly DependencyProperty StrokeProperty = DependencyProperty.Register(
|
||||
nameof(Stroke),
|
||||
typeof(Brush),
|
||||
typeof(NodeJunctionViewBase), // NodeConnectorContent
|
||||
new FrameworkPropertyMetadata(Brushes.Blue));
|
||||
|
||||
/// <summary>
|
||||
/// 这些属性控制连接器的外观（颜色、边框厚度、填充颜色）。
|
||||
/// </summary>
|
||||
public double StrokeThickness
|
||||
{
|
||||
get => (double)GetValue(StrokeThicknessProperty);
|
||||
set => SetValue(StrokeThicknessProperty, value);
|
||||
}
|
||||
public static readonly DependencyProperty StrokeThicknessProperty = DependencyProperty.Register(
|
||||
nameof(StrokeThickness),
|
||||
typeof(double),
|
||||
typeof(NodeJunctionViewBase), // NodeConnectorContent
|
||||
new FrameworkPropertyMetadata(1.0));
|
||||
|
||||
/// <summary>
|
||||
/// 这些属性控制连接器的外观（颜色、边框厚度、填充颜色）。
|
||||
/// </summary>
|
||||
public Brush Fill
|
||||
{
|
||||
get => (Brush)GetValue(FillProperty);
|
||||
set => SetValue(FillProperty, value);
|
||||
}
|
||||
public static readonly DependencyProperty FillProperty = DependencyProperty.Register(
|
||||
nameof(Fill),
|
||||
typeof(Brush),
|
||||
typeof(NodeJunctionViewBase),// NodeConnectorContent
|
||||
new FrameworkPropertyMetadata(Brushes.Gray));
|
||||
|
||||
/// <summary>
|
||||
/// 指示该连接器是否可以与其他连接器进行连接。
|
||||
/// </summary>
|
||||
public bool CanConnect
|
||||
{
|
||||
get => (bool)GetValue(CanConnectProperty);
|
||||
set => SetValue(CanConnectProperty, value);
|
||||
}
|
||||
public static readonly DependencyProperty CanConnectProperty = DependencyProperty.Register(
|
||||
nameof(CanConnect),
|
||||
typeof(bool),
|
||||
typeof(NodeJunctionViewBase),// NodeConnectorContent
|
||||
new FrameworkPropertyMetadata(true, FrameworkPropertyMetadataOptions.AffectsRender));
|
||||
|
||||
|
||||
private Point _Position = new Point();
|
||||
/// <summary>
|
||||
/// 该连接器的当前坐标（位置）。
|
||||
/// </summary>
|
||||
public Point Position
|
||||
{
|
||||
get => _Position;
|
||||
set => UpdatePosition(value);
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// (重要数据)表示连接器所属的节点。
|
||||
/// </summary>
|
||||
public NodeModelBase NodeModel { get; private set; } = null;
|
||||
|
||||
/// <summary>
|
||||
/// 该连接器所连接的所有 NodeLink 的集合。
|
||||
/// </summary>
|
||||
public IEnumerable<ConnectionControl> NodeLinks => _NodeLinks;
|
||||
List<ConnectionControl> _NodeLinks = new List<ConnectionControl>();
|
||||
|
||||
protected abstract FrameworkElement ConnectorControl { get; }
|
||||
TranslateTransform _Translate = new TranslateTransform();
|
||||
void UpdatePosition(Point pos)
|
||||
{
|
||||
_Position = pos;
|
||||
_Translate.X = _Position.X;
|
||||
_Translate.Y = _Position.Y;
|
||||
|
||||
InvalidateVisual();
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 将 NodeLink 添加到连接器，并更新 ConnectedCount 和 IsConnected。
|
||||
/// </summary>
|
||||
/// <param name="nodeLink"></param>
|
||||
public void Connect(ConnectionControl nodeLink)
|
||||
{
|
||||
_NodeLinks.Add(nodeLink);
|
||||
ConnectedCount = _NodeLinks.Count;
|
||||
IsConnected = ConnectedCount > 0;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 断开与某个 NodeLink 的连接，更新连接状态。
|
||||
/// </summary>
|
||||
/// <param name="nodeLink"></param>
|
||||
public void Disconnect(ConnectionControl nodeLink)
|
||||
{
|
||||
_NodeLinks.Remove(nodeLink);
|
||||
ConnectedCount = _NodeLinks.Count;
|
||||
IsConnected = ConnectedCount > 0;
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 获取连接器相对于指定 Canvas 的位置。
|
||||
/// </summary>
|
||||
/// <param name="canvas"></param>
|
||||
/// <param name="xScaleOffset"></param>
|
||||
/// <param name="yScaleOffset"></param>
|
||||
/// <returns></returns>
|
||||
public Point GetContentPosition(Canvas canvas, double xScaleOffset = 0.5, double yScaleOffset = 0.5)
|
||||
{
|
||||
// it will be shifted Control position if not called UpdateLayout().
|
||||
ConnectorControl.UpdateLayout();
|
||||
var transformer = ConnectorControl.TransformToVisual(canvas);
|
||||
|
||||
var x = ConnectorControl.ActualWidth * xScaleOffset;
|
||||
var y = ConnectorControl.ActualHeight * yScaleOffset;
|
||||
return transformer.Transform(new Point(x, y));
|
||||
}
|
||||
|
||||
/// <summary>
|
||||
/// 更新与此连接器相连的所有 NodeLink 的位置。这个方法是抽象的，要求子类实现。
|
||||
/// </summary>
|
||||
/// <param name="canvas"></param>
|
||||
public abstract void UpdateLinkPosition(Canvas canvas);
|
||||
|
||||
/// <summary>
|
||||
/// 用于检查此连接器是否可以与另一个连接器相连接，要求子类实现。
|
||||
/// </summary>
|
||||
/// <param name="connector"></param>
|
||||
/// <returns></returns>
|
||||
public abstract bool CanConnectTo(NodeJunctionViewBase connector);
|
||||
|
||||
/// <summary>
|
||||
/// 释放连接器相关的资源，包括样式、绑定和已连接的 NodeLink
|
||||
/// </summary>
|
||||
public void Dispose()
|
||||
{
|
||||
// You need to clear Style.
|
||||
// Because implemented on style for binding.
|
||||
Style = null;
|
||||
|
||||
// Clear binding for subscribing source changed event from old control.
|
||||
// throw exception about visual tree ancestor different if you not clear binding.
|
||||
BindingOperations.ClearAllBindings(this);
|
||||
|
||||
var nodeLinks = _NodeLinks.ToArray();
|
||||
|
||||
// it must instance to nodeLinks because change node link collection in NodeLink Dispose.
|
||||
foreach (var nodeLink in nodeLinks)
|
||||
{
|
||||
// nodeLink.Dispose();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
@@ -1,74 +0,0 @@
|
||||
using System.Windows;
|
||||
using System.Windows.Media;
|
||||
using System.Windows.Shapes;
|
||||
using Serein.Library;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
public class ArgJunctionControl : JunctionControlBase
|
||||
{
|
||||
public ArgJunctionControl()
|
||||
{
|
||||
base.JunctionType = JunctionType.ArgData;
|
||||
this.InvalidateVisual();
|
||||
}
|
||||
|
||||
#region 控件属性，对应的参数
|
||||
public static readonly DependencyProperty ArgIndexProperty =
|
||||
DependencyProperty.Register("ArgIndex", typeof(int), typeof(ArgJunctionControl), new PropertyMetadata(default(int)));
|
||||
|
||||
/// <summary>
|
||||
/// 所在的节点
|
||||
/// </summary>
|
||||
public int ArgIndex
|
||||
{
|
||||
get { return (int)GetValue(ArgIndexProperty); }
|
||||
set { SetValue(ArgIndexProperty, value); }
|
||||
}
|
||||
|
||||
|
||||
#endregion
|
||||
private Point _myCenterPoint;
|
||||
public override Point MyCenterPoint { get => _myCenterPoint; }
|
||||
|
||||
|
||||
public override void Render(DrawingContext drawingContext)
|
||||
{
|
||||
double width = ActualWidth;
|
||||
double height = ActualHeight;
|
||||
var background = GetBackgrounp();
|
||||
// 输入连接器的背景
|
||||
var connectorRect = new Rect(0, 0, width, height);
|
||||
drawingContext.DrawRectangle(Brushes.Transparent, null, connectorRect);
|
||||
|
||||
// 定义圆形的大小和位置
|
||||
double connectorSize = 10; // 连接器的大小
|
||||
double circleCenterX = 8; // 圆心 X 坐标
|
||||
double circleCenterY = height / 2; // 圆心 Y 坐标
|
||||
var circlePoint = new Point(circleCenterX, circleCenterY);
|
||||
_myCenterPoint = new Point(circleCenterX - connectorSize / 2, circleCenterY); // 中心坐标
|
||||
|
||||
// 绘制连接器的圆形部分
|
||||
var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), ellipse);
|
||||
|
||||
// 定义三角形的间距
|
||||
double triangleOffsetX = 4; // 三角形与圆形的间距
|
||||
double triangleCenterX = circleCenterX + connectorSize / 2 + triangleOffsetX; // 三角形中心 X 坐标
|
||||
double triangleCenterY = circleCenterY; // 三角形中心 Y 坐标
|
||||
|
||||
// 绘制三角形
|
||||
var pathGeometry = new StreamGeometry();
|
||||
using (var context = pathGeometry.Open())
|
||||
{
|
||||
context.BeginFigure(new Point(triangleCenterX, triangleCenterY - 4.5), true, true);
|
||||
context.LineTo(new Point(triangleCenterX + 5, triangleCenterY), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY + 4.5), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY - 4.5), true, false);
|
||||
}
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), pathGeometry);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
@@ -1,84 +0,0 @@
|
||||
using System.Windows;
|
||||
using System.Windows.Controls;
|
||||
using System.Windows.Media;
|
||||
using System.Windows.Shapes;
|
||||
using Serein.Library;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
public class ExecuteJunctionControl : JunctionControlBase
|
||||
{
|
||||
|
||||
|
||||
|
||||
public ExecuteJunctionControl()
|
||||
{
|
||||
base.JunctionType = JunctionType.Execute;
|
||||
this.InvalidateVisual();
|
||||
|
||||
}
|
||||
private Point _myCenterPoint;
|
||||
public override Point MyCenterPoint { get => _myCenterPoint; }
|
||||
public override void Render(DrawingContext drawingContext)
|
||||
{
|
||||
double width = ActualWidth;
|
||||
double height = ActualHeight;
|
||||
var background = GetBackgrounp();
|
||||
// 绘制边框
|
||||
//var borderBrush = new SolidColorBrush(Colors.Black);
|
||||
//var borderThickness = 1.0;
|
||||
//var borderRect = new Rect(0, 0, width, height);
|
||||
//drawingContext.DrawRectangle(null, new Pen(borderBrush, borderThickness), borderRect);
|
||||
|
||||
// 输入连接器的背景
|
||||
var connectorRect = new Rect(0, 0, width, height);
|
||||
drawingContext.DrawRectangle(Brushes.Transparent,null, connectorRect);
|
||||
//drawingContext.DrawRectangle(Brushes.Transparent, new Pen(background,2), connectorRect);
|
||||
|
||||
// 定义圆形的大小和位置
|
||||
double connectorSize = 10; // 连接器的大小
|
||||
double circleCenterX = 8; // 圆心 X 坐标
|
||||
double circleCenterY = height / 2; // 圆心 Y 坐标
|
||||
_myCenterPoint = new Point(circleCenterX - connectorSize / 2, circleCenterY); // 中心坐标
|
||||
|
||||
var circlePoint = new Point(circleCenterX, circleCenterY);
|
||||
// 绘制连接器的圆形部分
|
||||
var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
|
||||
|
||||
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), ellipse);
|
||||
|
||||
|
||||
|
||||
|
||||
// 定义三角形的间距
|
||||
double triangleOffsetX = 4; // 三角形与圆形的间距
|
||||
double triangleCenterX = circleCenterX + connectorSize / 2 + triangleOffsetX; // 三角形中心 X 坐标
|
||||
double triangleCenterY = circleCenterY; // 三角形中心 Y 坐标
|
||||
|
||||
// 绘制三角形
|
||||
var pathGeometry = new StreamGeometry();
|
||||
using (var context = pathGeometry.Open())
|
||||
{
|
||||
context.BeginFigure(new Point(triangleCenterX, triangleCenterY - 4.5), true, true);
|
||||
context.LineTo(new Point(triangleCenterX + 5, triangleCenterY), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY + 4.5), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY - 4.5), true, false);
|
||||
}
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), pathGeometry);
|
||||
|
||||
// 绘制标签
|
||||
//var formattedText = new FormattedText(
|
||||
// "执行",
|
||||
// System.Globalization.CultureInfo.CurrentCulture,
|
||||
// FlowDirection.LeftToRight,
|
||||
// new Typeface("Segoe UI"),
|
||||
// 12,
|
||||
// Brushes.Black,
|
||||
// VisualTreeHelper.GetDpi(this).PixelsPerDip);
|
||||
//drawingContext.DrawText(formattedText, new Point(18,1));
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
@@ -1,60 +0,0 @@
|
||||
using System.Windows;
|
||||
using System.Windows.Media;
|
||||
using System.Windows.Shapes;
|
||||
using Serein.Library;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
|
||||
public class NextStepJunctionControl : JunctionControlBase
|
||||
{
|
||||
//public override JunctionType JunctionType { get; } = JunctionType.NextStep;
|
||||
public NextStepJunctionControl()
|
||||
{
|
||||
base.JunctionType = JunctionType.NextStep;
|
||||
this.InvalidateVisual();
|
||||
}
|
||||
private Point _myCenterPoint;
|
||||
public override Point MyCenterPoint { get => _myCenterPoint; }
|
||||
public override void Render(DrawingContext drawingContext)
|
||||
{
|
||||
double width = ActualWidth;
|
||||
double height = ActualHeight;
|
||||
var background = GetBackgrounp();
|
||||
// 输入连接器的背景
|
||||
var connectorRect = new Rect(0, 0, width, height);
|
||||
drawingContext.DrawRectangle(Brushes.Transparent, null, connectorRect);
|
||||
|
||||
// 定义圆形的大小和位置
|
||||
double connectorSize = 10; // 连接器的大小
|
||||
double circleCenterX = 8; // 圆心 X 坐标
|
||||
double circleCenterY = height / 2; // 圆心 Y 坐标
|
||||
_myCenterPoint = new Point(circleCenterX - connectorSize / 2, circleCenterY); // 中心坐标
|
||||
|
||||
var circlePoint = new Point(circleCenterX, circleCenterY);
|
||||
// 绘制连接器的圆形部分
|
||||
var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), ellipse);
|
||||
|
||||
// 绘制连接器的圆形部分
|
||||
//var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
|
||||
|
||||
|
||||
// 定义三角形的间距
|
||||
double triangleOffsetX = 4; // 三角形与圆形的间距
|
||||
double triangleCenterX = circleCenterX + connectorSize / 2 + triangleOffsetX; // 三角形中心 X 坐标
|
||||
double triangleCenterY = circleCenterY; // 三角形中心 Y 坐标
|
||||
|
||||
// 绘制三角形
|
||||
var pathGeometry = new StreamGeometry();
|
||||
using (var context = pathGeometry.Open())
|
||||
{
|
||||
context.BeginFigure(new Point(triangleCenterX, triangleCenterY - 4.5), true, true);
|
||||
context.LineTo(new Point(triangleCenterX + 5, triangleCenterY), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY + 4.5), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY - 4.5), true, false);
|
||||
}
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), pathGeometry);
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -1,61 +0,0 @@
|
||||
using System.Windows;
|
||||
using System.Windows.Media;
|
||||
using System.Windows.Shapes;
|
||||
using Serein.Library;
|
||||
|
||||
namespace Serein.Workbench.Node.View
|
||||
{
|
||||
|
||||
public class ResultJunctionControl : JunctionControlBase
|
||||
{
|
||||
//public override JunctionType JunctionType { get; } = JunctionType.ReturnData;
|
||||
|
||||
public ResultJunctionControl()
|
||||
{
|
||||
base.JunctionType = JunctionType.ReturnData;
|
||||
this.InvalidateVisual();
|
||||
}
|
||||
private Point _myCenterPoint;
|
||||
public override Point MyCenterPoint { get => _myCenterPoint; }
|
||||
|
||||
public override void Render(DrawingContext drawingContext)
|
||||
{
|
||||
double width = ActualWidth;
|
||||
double height = ActualHeight;
|
||||
|
||||
// 输入连接器的背景
|
||||
var connectorRect = new Rect(0, 0, width, height);
|
||||
drawingContext.DrawRectangle(Brushes.Transparent, null, connectorRect);
|
||||
|
||||
var background = GetBackgrounp();
|
||||
|
||||
// 定义圆形的大小和位置
|
||||
double connectorSize = 10; // 连接器的大小
|
||||
double circleCenterX = 8; // 圆心 X 坐标
|
||||
double circleCenterY = height / 2; // 圆心 Y 坐标
|
||||
var circlePoint = new Point(circleCenterX, circleCenterY);
|
||||
|
||||
_myCenterPoint = new Point(circleCenterX - connectorSize / 2 , circleCenterY); // 中心坐标
|
||||
|
||||
// 绘制连接器的圆形部分
|
||||
var ellipse = new EllipseGeometry(circlePoint, connectorSize / 2, connectorSize / 2);
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), ellipse);
|
||||
|
||||
// 定义三角形的间距
|
||||
double triangleOffsetX = 4; // 三角形与圆形的间距
|
||||
double triangleCenterX = circleCenterX + connectorSize / 2 + triangleOffsetX; // 三角形中心 X 坐标
|
||||
double triangleCenterY = circleCenterY; // 三角形中心 Y 坐标
|
||||
|
||||
// 绘制三角形
|
||||
var pathGeometry = new StreamGeometry();
|
||||
using (var context = pathGeometry.Open())
|
||||
{
|
||||
context.BeginFigure(new Point(triangleCenterX, triangleCenterY - 4.5), true, true);
|
||||
context.LineTo(new Point(triangleCenterX + 5, triangleCenterY), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY + 4.5), true, false);
|
||||
context.LineTo(new Point(triangleCenterX, triangleCenterY - 4.5), true, false);
|
||||
}
|
||||
drawingContext.DrawGeometry(background, MyUIFunc.CreateAndFreezePen(), pathGeometry);
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user
