X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.g2d%2Fsrc%2Forg%2Fsimantics%2Fg2d%2Fevent%2Fadapter%2FSWTMouseEventAdapter.java;fp=bundles%2Forg.simantics.g2d%2Fsrc%2Forg%2Fsimantics%2Fg2d%2Fevent%2Fadapter%2FSWTMouseEventAdapter.java;h=4a50d9767958ae19174d19abcae57986837f702e;hp=0000000000000000000000000000000000000000;hb=969bd23cab98a79ca9101af33334000879fb60c5;hpb=866dba5cd5a3929bbeae85991796acb212338a08

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
index 000000000..4a50d9767
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/event/adapter/SWTMouseEventAdapter.java
@@ -0,0 +1,174 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management
+ * in Industry THTH ry.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     VTT Technical Research Centre of Finland - initial API and implementation
+ *******************************************************************************/
+/*
+ *
+ * @author Toni Kalajainen
+ */
+package org.simantics.g2d.event.adapter;
+
+import java.awt.geom.Point2D;
+
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseMoveListener;
+import org.eclipse.swt.events.MouseTrackListener;
+import org.eclipse.swt.events.MouseWheelListener;
+import org.eclipse.swt.graphics.Point;
+import org.simantics.scenegraph.g2d.events.EventDebugPolicy;
+import org.simantics.scenegraph.g2d.events.IEventHandler;
+import org.simantics.scenegraph.g2d.events.IEventQueue;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonPressedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseButtonReleasedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseDoubleClickedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseEnterEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseExitEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseMovedEvent;
+import org.simantics.scenegraph.g2d.events.MouseEvent.MouseWheelMovedEvent;
+import org.simantics.scenegraph.g2d.events.adapter.AbstractEventAdapter;
+
+public class SWTMouseEventAdapter extends AbstractEventAdapter implements MouseListener, MouseMoveListener, MouseTrackListener, MouseWheelListener {
+
+	/** Mouse id of the default mouse */
+	public static final int MOUSE_ID = 0;
+	
+    private long [] pressTime = new long[5];
+    
+	int buttonStatus = 0;
+
+	/**
+	 * create new adapter
+	 * @param sender the sender field in the events
+	 * @param delegator the target of the adapted events
+	 */
+	public SWTMouseEventAdapter(Object sender, IEventHandler delegator) {
+		super(sender, delegator);
+	}
+
+	/**
+	 * create new adapter
+	 * @param sender the sender field in the events
+	 * @param queue
+	 */
+	public SWTMouseEventAdapter(Object sender, IEventQueue queue) {
+		super(sender, queue);
+	}
+	
+	private Point2D getControlPosition(MouseEvent e)
+	{
+		return new Point2D.Double(e.x, e.y);
+	}
+	
+	private Point2D getScreenPosition(MouseEvent e)
+	{
+		Point p = e.display.getCursorLocation();
+		return new Point2D.Double(p.x, p.y);
+		
+	}
+	
+	private int getMouseButton(MouseEvent e)
+	{
+		switch (e.button) {
+			case 1: return 1; // LEFT
+			case 2: return 3; // RIGHT
+			case 3: return 2; // MIDDLE
+			case 4: return 4; // BUTTON4
+			case 5: return 5; // BUTTON5
+		}
+		return e.button;
+	}
+	
+	static private int getStateMask(MouseEvent e) {
+	    return SWTKeyEventAdapter.adaptSWTModifierToAWTModifier(e.stateMask);
+	}
+
+	@Override
+	public void mouseDoubleClick(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse double clicked: " + e);
+		handleEvent(new MouseDoubleClickedEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), getControlPosition(e), getScreenPosition(e)
+				));
+	}
+
+	@Override
+	public void mouseDown(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse down: " + e);
+		buttonStatus |= 1 << e.button;		
+		if (e.button<=pressTime.length) pressTime[e.button-1] = e.time & 0xffffffff;		
+		handleEvent(new MouseButtonPressedEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), getControlPosition(e), getScreenPosition(e)
+				));
+	}
+
+	@Override
+	public void mouseUp(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse up: " + e);
+		buttonStatus &=~ (1<<e.button);
+		long holdTime = Long.MAX_VALUE;
+		if (e.button<=pressTime.length)
+			holdTime = (e.time & 0xffffffff) - pressTime[e.button-1];
+		
+		handleEvent(new MouseButtonReleasedEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getMouseButton(e), holdTime, getControlPosition(e), getScreenPosition(e)
+				));
+	}
+
+	@Override
+	public void mouseMove(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse move: " + e);
+		MouseMovedEvent mme = new MouseMovedEvent(
+			sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e));
+		handleEvent(mme);
+	}
+
+	@Override
+	public void mouseEnter(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse enter: " + e);
+		handleEvent(new MouseEnterEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e)
+				));
+	}
+
+	@Override
+	public void mouseExit(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse exit: " + e);
+		handleEvent(new MouseExitEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, getStateMask(e), getControlPosition(e), getScreenPosition(e)
+				));
+	}
+
+	@Override
+	public void mouseHover(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse hover: " + e);
+	}
+
+	@Override
+	public void mouseScrolled(MouseEvent e) {
+		if (EventDebugPolicy.SWT_MOUSE_EVENT_ADAPTION)
+			System.out.println("SWT mouse scrolled: " + e);
+		handleEvent(new MouseWheelMovedEvent(
+				sender, e.time & 0xffffffff, MOUSE_ID, buttonStatus, 
+				getStateMask(e),
+				getControlPosition(e), getScreenPosition(e), 
+				MouseWheelMovedEvent.WHEEL_UNIT_SCROLL, 
+				0, 
+				e.count
+				));
+	}
+
+}