bundles/org.simantics.diagram.connection/src/org/simantics/diagram/connection/rendering/ExampleConnectionStyle.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2011 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.diagram.connection.rendering;\r
  13 \r
  14 import java.awt.BasicStroke;\r
  15 import java.awt.Color;\r
  16 import java.awt.Graphics2D;\r
  17 import java.awt.geom.Ellipse2D;\r
  18 import java.awt.geom.Line2D;\r
  19 import java.awt.geom.Path2D;\r
  20 import java.io.Serializable;\r
  21 \r
  22 public class ExampleConnectionStyle implements ConnectionStyle, Serializable {\r
  23 \r
  24     private static final long serialVersionUID = -5799681720482456895L;\r
  25 \r
  26     public final static BasicStroke SOLID = \r
  27             new BasicStroke(1f); \r
  28     \r
  29     public final static BasicStroke BOLD = \r
  30             new BasicStroke(3f, BasicStroke.CAP_BUTT, BasicStroke.JOIN_BEVEL); \r
  31     \r
  32         @Override\r
  33         public void drawLine(Graphics2D g, double x1, double y1, double x2,\r
  34                         double y2, boolean isTransient) {\r
  35                 g.setColor(Color.BLACK);\r
  36                 if(isTransient)\r
  37                         g.draw(new Line2D.Double(x1, y1, x2, y2));\r
  38                 else {\r
  39                         g.setStroke(BOLD);\r
  40                         g.draw(new Line2D.Double(x1, y1, x2, y2));\r
  41                         g.setStroke(SOLID);\r
  42                 }\r
  43         }\r
  44 \r
  45         @Override\r
  46         public void drawPath(Graphics2D g, Path2D path, boolean isTransient) {\r
  47             g.setColor(Color.BLACK);\r
  48             if(isTransient)\r
  49                 g.draw(path);\r
  50             else {\r
  51                 g.setStroke(BOLD);\r
  52                 g.draw(path);\r
  53                 g.setStroke(SOLID);\r
  54             }\r
  55         }\r
  56 \r
  57         @Override\r
  58         public void drawBranchPoint(Graphics2D g, double x, double y) {\r
  59                 g.setColor(Color.BLACK);\r
  60                 g.fill(new Ellipse2D.Double(x-3, y-3, 6, 6));           \r
  61         }\r
  62 \r
  63         @Override\r
  64         public void drawDegeneratedLine(Graphics2D g, double x, double y,\r
  65                         boolean isHorizontal, boolean isTransient) {\r
  66                 double d = getDegeneratedLineLength()*0.5;\r
  67                 if(isHorizontal)\r
  68                         g.draw(new Line2D.Double(x-d, y, x+d, y));\r
  69                 else\r
  70                         g.draw(new Line2D.Double(x, y-d, x, y+d));\r
  71         }\r
  72 \r
  73         @Override\r
  74         public double getDegeneratedLineLength() {\r
  75                 return 8.0;\r
  76         }\r
  77 \r
  78 }\r