Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / event / adapter / SWTMouseEventAdapter.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/event/adapter/SWTMouseEventAdapter.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/event/adapter/SWTMouseEventAdapter.java
new file mode 100644 (file)
index 0000000..4a50d97
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/event/adapter/SWTMouseEventAdapter.java
@@ -0,0 +1,174 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in 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
+/*\r
+ *\r
+ * @author Toni Kalajainen\r
+ */\r
+package org.simantics.g2d.event.adapter;\r
+\r
+import java.awt.geom.Point2D;\r
+\r
+import org.eclipse.swt.events.MouseEvent;\r
+import org.eclipse.swt.events.MouseListener;\r
+import org.eclipse.swt.events.MouseMoveListener;\r
+import org.eclipse.swt.events.MouseTrackListener;\r
+import org.eclipse.swt.events.MouseWheelListener;\r
+import org.eclipse.swt.graphics.Point;\r
+import org.simantics.scenegraph.g2d.events.EventDebugPolicy;\r
+import org.simantics.scenegraph.g2d.events.IEventHandler;\r
+import org.simantics.scenegraph.g2d.events.IEventQueue;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonPressedEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonReleasedEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDoubleClickedEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseEnterEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseExitEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;\r
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseWheelMovedEvent;\r
+import org.simantics.scenegraph.g2d.events.adapter.AbstractEventAdapter;\r
+\r
+public class SWTMouseEventAdapter extends AbstractEventAdapter implements MouseListener, MouseMoveListener, MouseTrackListener, MouseWheelListener {\r
+\r
+       /** Mouse id of the default mouse */\r
+       public static final int MOUSE_ID = 0;\r
+       \r
+    private long [] pressTime = new long[5];\r
+    \r
+       int buttonStatus = 0;\r
+\r
+       /**\r
+        * create new adapter\r
+        * @param sender the sender field in the events\r
+        * @param delegator the target of the adapted events\r
+        */\r
+       public SWTMouseEventAdapter(Object sender, IEventHandler delegator) {\r
+               super(sender, delegator);\r
+       }\r
+\r
+       /**\r
+        * create new adapter\r
+        * @param sender the sender field in the events\r
+        * @param queue\r
+        */\r
+       public SWTMouseEventAdapter(Object sender, IEventQueue queue) {\r
+               super(sender, queue);\r
+       }\r
+       \r
+       private Point2D getControlPosition(MouseEvent e)\r
+       {\r
+               return new Point2D.Double(e.x, e.y);\r
+       }\r
+       \r
+       private Point2D getScreenPosition(MouseEvent e)\r
+       {\r
+               Point p = e.display.getCursorLocation();\r
+               return new Point2D.Double(p.x, p.y);\r
+               \r
+       }\r
+       \r
+       private int getMouseButton(MouseEvent e)\r
+       {\r
+               switch (e.button) {\r
+                       case 1: return 1; // LEFT\r
+                       case 2: return 3; // RIGHT\r
+                       case 3: return 2; // MIDDLE\r
+                       case 4: return 4; // BUTTON4\r
+                       case 5: return 5; // BUTTON5\r
+               }\r
+               return e.button;\r
+       }\r
+       \r
+       static private int getStateMask(MouseEvent e) {\r
+           return SWTKeyEventAdapter.adaptSWTModifierToAWTModifier(e.stateMask);\r
+       }\r
+\r
+       @Override\r
+       public void mouseDoubleClick(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse double clicked: " + e);\r
+               handleEvent(new MouseDoubleClickedEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), getControlPosition(e), getScreenPosition(e)\r
+                               ));\r
+       }\r
+\r
+       @Override\r
+       public void mouseDown(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse down: " + e);\r
+               buttonStatus |= 1 << e.button;          \r
+               if (e.button<=pressTime.length) pressTime[e.button-1] = e.time & 0xffffffff;            \r
+               handleEvent(new MouseButtonPressedEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), getControlPosition(e), getScreenPosition(e)\r
+                               ));\r
+       }\r
+\r
+       @Override\r
+       public void mouseUp(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse up: " + e);\r
+               buttonStatus &=~ (1<<e.button);\r
+               long holdTime = Long.MAX_VALUE;\r
+               if (e.button<=pressTime.length)\r
+                       holdTime = (e.time & 0xffffffff) - pressTime[e.button-1];\r
+               \r
+               handleEvent(new MouseButtonReleasedEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), holdTime, getControlPosition(e), getScreenPosition(e)\r
+                               ));\r
+       }\r
+\r
+       @Override\r
+       public void mouseMove(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse move: " + e);\r
+               MouseMovedEvent mme = new MouseMovedEvent(\r
+                       sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e));\r
+               handleEvent(mme);\r
+       }\r
+\r
+       @Override\r
+       public void mouseEnter(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse enter: " + e);\r
+               handleEvent(new MouseEnterEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e)\r
+                               ));\r
+       }\r
+\r
+       @Override\r
+       public void mouseExit(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse exit: " + e);\r
+               handleEvent(new MouseExitEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e)\r
+                               ));\r
+       }\r
+\r
+       @Override\r
+       public void mouseHover(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse hover: " + e);\r
+       }\r
+\r
+       @Override\r
+       public void mouseScrolled(MouseEvent e) {\r
+               if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)\r
+                       System.out.println("SWT mouse scrolled: " + e);\r
+               handleEvent(new MouseWheelMovedEvent(\r
+                               sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, \r
+                               getStateMask(e),\r
+                               getControlPosition(e), getScreenPosition(e), \r
+                               MouseWheelMovedEvent.WHEEL_UNIT_SCROLL, \r
+                               0, \r
+                               e.count\r
+                               ));\r
+       }\r
+\r
+}\r