AddFlow for WinForms 2015 范例

【实例简介】

绘制流程图

【实例截图】

【核心代码】

各类图的绘制。

 private void CreateDiagram(AddFlow addflow)
        {
            addflow.Dock = DockStyle.Fill;
            addflow.AutoScroll = true;
            addflow.BackColor = SystemColors.Window;
            addflow.PageUnit = GraphicsUnit.Point;
            addflow.PinDrawColor = Color.Blue;
            addflow.SelectionChange = addflow_SelectionChange;

            addflow.NodeModel.GradientMode = LinearGradientMode.Horizontal;
            addflow.NodeModel.FillColor = Color.Red;
            addflow.NodeModel.GradientColor = Color.Yellow;
            addflow.NodeModel.ShapeFamily = ShapeFamily.Ellipse;

            this.AddNode(addflow, 111.5f, 16, 30, 30, "a");
            this.AddNode(addflow, 63.5f, 64, 30, 30, "b");
            this.AddNode(addflow, 111.5f, 64, 30, 30, "c");
            this.AddNode(addflow, 155.5f, 83.75f, 30, 30, "d");
            this.AddNode(addflow, 111.5f, 112, 30, 30, "e");
            this.AddNode(addflow, 239.5f, 32, 30, 30, "f");
            this.AddNode(addflow, 347.5f, 32, 30, 30, "g");
            this.AddNode(addflow, 31.5f, 160, 30, 30, "h");
            this.AddNode(addflow, 99.5f, 200, 30, 30, "i");
            this.AddNode(addflow, 287.5f, 180, 30, 30, "j");
            this.AddNode(addflow, 175.5f, 160, 30, 30, "k");
            this.AddNode(addflow, 39.5f, 228, 30, 30, "l");
            this.AddNode(addflow, 175.5f, 208, 30, 30, "m");
            this.AddNode(addflow, 140, 276, 30, 30, "n");
            this.AddNode(addflow, 224, 296, 30, 30, "o");
            this.AddNode(addflow, 344, 236, 30, 30, "p");

            // The following node will be ignored by the layout
            Node node = new Node(400, 200, 140, 30, "this node is ignored by the layout", addflow);
            node.ShapeFamily = ShapeFamily.Rectangle;
            node.FillColor = Color.White;
            node.GradientColor = Color.White;
            node.Properties["IsExcludedFromLayout"].Value = "true";
            addflow.AddNode(node);

            // We use LINQ to select in an array all the nodes of the canvas.
            var nodes = addflow.Items.OfType<Node>().ToArray();

            this.AddLink(addflow, nodes[0], nodes[1]);
            this.AddLink(addflow, nodes[0], nodes[2]);
            this.AddLink(addflow, nodes[0], nodes[3]);
            this.AddLink(addflow, nodes[0], nodes[5]);
            this.AddLink(addflow, nodes[3], nodes[5]);
            this.AddLink(addflow, nodes[3], nodes[6]);
            this.AddLink(addflow, nodes[1], nodes[7]);
            this.AddLink(addflow, nodes[2], nodes[4]);
            this.AddLink(addflow, nodes[4], nodes[7]);
            this.AddLink(addflow, nodes[4], nodes[8]);
            this.AddLink(addflow, nodes[4], nodes[9]);
            this.AddLink(addflow, nodes[4], nodes[10]);
            this.AddLink(addflow, nodes[5], nodes[9]);
            this.AddLink(addflow, nodes[6], nodes[15]);
            this.AddLink(addflow, nodes[10], nodes[12]);
            this.AddLink(addflow, nodes[12], nodes[15]);
            this.AddLink(addflow, nodes[12], nodes[14]);
            this.AddLink(addflow, nodes[10], nodes[13]);
            this.AddLink(addflow, nodes[9], nodes[14]);
            this.AddLink(addflow, nodes[7], nodes[11]);
            this.AddLink(addflow, nodes[8], nodes[11]);
            this.AddLink(addflow, nodes[11], nodes[13]);
            this.AddLink(addflow, nodes[6], nodes[9]);
        }