+/*******************************************************************************\r
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
+ * Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ * VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.diagram.connection.tests;\r
+\r
+import java.awt.Color;\r
+import java.awt.Graphics;\r
+import java.awt.Graphics2D;\r
+import java.awt.HeadlessException;\r
+import java.awt.RenderingHints;\r
+import java.awt.event.KeyAdapter;\r
+import java.awt.event.KeyEvent;\r
+import java.awt.event.MouseAdapter;\r
+import java.awt.event.MouseEvent;\r
+import java.awt.event.MouseMotionListener;\r
+\r
+import javax.swing.JApplet;\r
+\r
+import org.simantics.diagram.connection.RouteGraph;\r
+import org.simantics.diagram.connection.RouteLine;\r
+import org.simantics.diagram.connection.RouteLink;\r
+import org.simantics.diagram.connection.RouteTerminal;\r
+import org.simantics.diagram.connection.actions.IAction;\r
+import org.simantics.diagram.connection.actions.IReconnectAction;\r
+import org.simantics.diagram.connection.actions.MoveAction;\r
+import org.simantics.diagram.connection.actions.ReconnectLineAction;\r
+import org.simantics.diagram.connection.rendering.ExampleConnectionStyle;\r
+import org.simantics.diagram.connection.rendering.IRouteGraphRenderer;\r
+import org.simantics.diagram.connection.rendering.StyledRouteGraphRenderer;\r
+import org.simantics.diagram.connection.rendering.arrows.ArrowExampleLineEndStyle;\r
+import org.simantics.diagram.connection.rendering.arrows.ILineEndStyle;\r
+import org.simantics.diagram.connection.rendering.arrows.PlainExampleLineEndStyle;\r
+import org.simantics.diagram.connection.tests.actions.HighlightReconnectPointsAction;\r
+import org.simantics.diagram.connection.tests.actions.NewTerminalAction;\r
+\r
+public class TestApplet extends JApplet {\r
+\r
+ private static final long serialVersionUID = 6135978753249808640L;\r
+ \r
+ public static final double TOLERANCE = IAction.TOLERANCE;\r
+ \r
+ RouteGraph rg;\r
+ IRouteGraphRenderer renderer = \r
+ new StyledRouteGraphRenderer(new ExampleConnectionStyle());\r
+ \r
+ double posX = 0.0;\r
+ double posY = 0.0;\r
+ \r
+ double mouseX;\r
+ double mouseY;\r
+ \r
+ IAction currentAction;\r
+ \r
+ public TestApplet() {\r
+ this(new RouteGraph());\r
+ \r
+ RouteLine v = rg.addLine(false, 0);\r
+ \r
+ rg.link(addTerminal(rg, -100, -100, 1, PlainExampleLineEndStyle.INSTANCE), v);\r
+ rg.link(addTerminal(rg, -100, 100, 1, PlainExampleLineEndStyle.INSTANCE), v);\r
+ rg.link(addTerminal(rg, 100, -80, 1, ArrowExampleLineEndStyle.INSTANCE), v);\r
+ rg.link(addTerminal(rg, 100, 100, 4, ArrowExampleLineEndStyle.INSTANCE), v);\r
+ }\r
+ \r
+ public TestApplet(RouteGraph rg_) throws HeadlessException {\r
+ this.rg = rg_; \r
+ \r
+ addMouseListener(new MouseAdapter() {\r
+ \r
+ @Override\r
+ public void mousePressed(MouseEvent e) {\r
+ if(e.getButton() == MouseEvent.BUTTON1) {\r
+ mouseX = e.getX() - posX;\r
+ mouseY = e.getY() - posY;\r
+ \r
+ if(e.isAltDown()) {\r
+ currentAction = new NewTerminalAction(rg, mouseX, mouseY);\r
+ repaint();\r
+ }\r
+ else if(currentAction instanceof NewTerminalAction) {\r
+ ((NewTerminalAction)currentAction).finish(mouseX, mouseY);\r
+ currentAction = null;\r
+ repaint();\r
+ }\r
+ else if(currentAction instanceof HighlightReconnectPointsAction) {\r
+ currentAction = ReconnectLineAction.create(rg, mouseX, mouseY);\r
+ repaint();\r
+ }\r
+ else if(currentAction instanceof IReconnectAction) {\r
+ ((IReconnectAction)currentAction).finish(mouseX, mouseY);\r
+ currentAction = null;\r
+ repaint();\r
+ }\r
+ else {\r
+ currentAction = MoveAction.create(rg, mouseX, mouseY);\r
+ }\r
+ }\r
+ }\r
+ \r
+ @Override\r
+ public void mouseReleased(MouseEvent e) {\r
+ if(currentAction instanceof MoveAction) {\r
+ ((MoveAction)currentAction).finish(mouseX, mouseY);\r
+ currentAction = null;\r
+ repaint();\r
+ }\r
+ }\r
+ });\r
+ \r
+ addMouseMotionListener(new MouseMotionListener() { \r
+ @Override\r
+ public void mouseMoved(MouseEvent e) {\r
+ mouseX = e.getX() - posX;\r
+ mouseY = e.getY() - posY;\r
+ \r
+ if(currentAction != null)\r
+ repaint();\r
+ }\r
+ \r
+ @Override\r
+ public void mouseDragged(MouseEvent e) {\r
+ mouseX = e.getX() - posX;\r
+ mouseY = e.getY() - posY;\r
+ \r
+ if(currentAction != null)\r
+ repaint();\r
+ }\r
+ });\r
+ \r
+ addKeyListener(new KeyAdapter() {\r
+ @Override\r
+ public void keyPressed(KeyEvent e) {\r
+ Object target = rg.pick(mouseX, mouseY, TOLERANCE);\r
+ \r
+ if(e.getKeyCode() == KeyEvent.VK_COMMA) {\r
+ if(target instanceof RouteTerminal) {\r
+ RouteTerminal terminal = (RouteTerminal)target;\r
+ rg.rotate(terminal, -1);\r
+ repaint();\r
+ } \r
+ }\r
+ else if(e.getKeyCode() == KeyEvent.VK_PERIOD) {\r
+ if(target instanceof RouteTerminal) {\r
+ RouteTerminal terminal = (RouteTerminal)target;\r
+ rg.rotate(terminal, 1);\r
+ repaint();\r
+ } \r
+ } \r
+ else if(e.getKeyCode() == KeyEvent.VK_D) {\r
+ if(target instanceof RouteTerminal) {\r
+ RouteTerminal terminal = (RouteTerminal)target;\r
+ rg.toggleDirectLines(terminal);\r
+ repaint();\r
+ } \r
+ } \r
+ else if(e.getKeyCode() == KeyEvent.VK_S) {\r
+ if(target instanceof RouteLine) {\r
+ RouteLine rLine = (RouteLine)target;\r
+ rg.split(rLine, rLine.isHorizontal() ? mouseX : mouseY);\r
+ repaint();\r
+ }\r
+ }\r
+ else if(e.getKeyCode() == KeyEvent.VK_DELETE) {\r
+ if(target instanceof RouteLine) {\r
+ RouteLine line = (RouteLine)target;\r
+ rg.merge(line); \r
+ }\r
+ else if(target instanceof RouteLink) {\r
+ rg.deleteCorner((RouteLink)target);\r
+ }\r
+ else if(target instanceof RouteTerminal) {\r
+ rg.remove((RouteTerminal)target);\r
+ }\r
+ repaint();\r
+ }\r
+ else if(e.getKeyCode() == KeyEvent.VK_ESCAPE) {\r
+ if(currentAction != null)\r
+ currentAction = null;\r
+ repaint();\r
+ }\r
+ else if(e.getKeyCode() == KeyEvent.VK_P) {\r
+ rg.print();\r
+ }\r
+ else if(e.getKeyCode() == KeyEvent.VK_CONTROL) {\r
+ if(currentAction == null)\r
+ currentAction = new HighlightReconnectPointsAction(rg);\r
+ repaint();\r
+ }\r
+ } \r
+ \r
+ @Override\r
+ public void keyReleased(KeyEvent e) {\r
+ if(e.getKeyCode() == KeyEvent.VK_CONTROL) {\r
+ if(currentAction instanceof HighlightReconnectPointsAction)\r
+ currentAction = null;\r
+ repaint();\r
+ }\r
+ }\r
+ \r
+ });\r
+ \r
+ }\r
+ \r
+ private static RouteTerminal addTerminal(RouteGraph rg, double x, double y, int allowedDirections, ILineEndStyle style) {\r
+ return rg.addTerminal(x, y, x-20, y-20, x+20, y+20, allowedDirections, style);\r
+ }\r
+ \r
+ @Override\r
+ public void paint(Graphics g_) {\r
+ Graphics2D g = (Graphics2D)g_ ;\r
+ g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);\r
+ g.setColor(Color.BLACK);\r
+ g.setBackground(Color.WHITE);\r
+ g.clearRect(0, 0, getWidth(), getHeight());\r
+ posX = getWidth()*0.5;\r
+ posY = getHeight()*0.5;\r
+ g.translate(posX, posY);\r
+ \r
+ if(currentAction != null)\r
+ currentAction.render(g, renderer, mouseX, mouseY);\r
+ else\r
+ renderer.render(g, rg);\r
+ }\r
+}\r