| /* |
| * Copyright (c) 2009-2010 jMonkeyEngine |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * * Neither the name of 'jMonkeyEngine' nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package com.jme3.input.lwjgl; |
| |
| import com.jme3.input.MouseInput; |
| import com.jme3.input.RawInputListener; |
| import com.jme3.input.event.MouseButtonEvent; |
| import com.jme3.input.event.MouseMotionEvent; |
| import com.jme3.system.lwjgl.LwjglAbstractDisplay; |
| import com.jme3.system.lwjgl.LwjglTimer; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import org.lwjgl.LWJGLException; |
| import org.lwjgl.Sys; |
| import org.lwjgl.input.Cursor; |
| import org.lwjgl.input.Mouse; |
| |
| public class LwjglMouseInput implements MouseInput { |
| |
| private static final Logger logger = Logger.getLogger(LwjglMouseInput.class.getName()); |
| |
| private LwjglAbstractDisplay context; |
| |
| private RawInputListener listener; |
| |
| private boolean supportHardwareCursor = false; |
| private boolean cursorVisible = true; |
| |
| private int curX, curY, curWheel; |
| |
| public LwjglMouseInput(LwjglAbstractDisplay context){ |
| this.context = context; |
| } |
| |
| public void initialize() { |
| if (!context.isRenderable()) |
| return; |
| |
| try { |
| Mouse.create(); |
| logger.info("Mouse created."); |
| supportHardwareCursor = (Cursor.getCapabilities() & Cursor.CURSOR_ONE_BIT_TRANSPARENCY) != 0; |
| |
| // Recall state that was set before initialization |
| Mouse.setGrabbed(!cursorVisible); |
| } catch (LWJGLException ex) { |
| logger.log(Level.SEVERE, "Error while creating mouse", ex); |
| } |
| } |
| |
| public boolean isInitialized(){ |
| return Mouse.isCreated(); |
| } |
| |
| public int getButtonCount(){ |
| return Mouse.getButtonCount(); |
| } |
| |
| public void update() { |
| if (!context.isRenderable()) |
| return; |
| |
| while (Mouse.next()){ |
| int btn = Mouse.getEventButton(); |
| |
| int wheelDelta = Mouse.getEventDWheel(); |
| int xDelta = Mouse.getEventDX(); |
| int yDelta = Mouse.getEventDY(); |
| int x = Mouse.getX(); |
| int y = Mouse.getY(); |
| |
| curWheel += wheelDelta; |
| if (cursorVisible){ |
| xDelta = x - curX; |
| yDelta = y - curY; |
| curX = x; |
| curY = y; |
| }else{ |
| x = curX + xDelta; |
| y = curY + yDelta; |
| curX = x; |
| curY = y; |
| } |
| |
| if (xDelta != 0 || yDelta != 0 || wheelDelta != 0){ |
| MouseMotionEvent evt = new MouseMotionEvent(x, y, xDelta, yDelta, curWheel, wheelDelta); |
| evt.setTime(Mouse.getEventNanoseconds()); |
| listener.onMouseMotionEvent(evt); |
| } |
| if (btn != -1){ |
| MouseButtonEvent evt = new MouseButtonEvent(btn, |
| Mouse.getEventButtonState(), x, y); |
| evt.setTime(Mouse.getEventNanoseconds()); |
| listener.onMouseButtonEvent(evt); |
| } |
| } |
| } |
| |
| public void destroy() { |
| if (!context.isRenderable()) |
| return; |
| |
| Mouse.destroy(); |
| logger.info("Mouse destroyed."); |
| } |
| |
| public void setCursorVisible(boolean visible){ |
| cursorVisible = visible; |
| if (!context.isRenderable()) |
| return; |
| |
| Mouse.setGrabbed(!visible); |
| } |
| |
| public void setInputListener(RawInputListener listener) { |
| this.listener = listener; |
| } |
| |
| public long getInputTimeNanos() { |
| return Sys.getTime() * LwjglTimer.LWJGL_TIME_TO_NANOS; |
| } |
| |
| } |