1 /*
   2  * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 package sun.awt.X11;
  26 
  27 import java.awt.*;
  28 import java.awt.peer.*;
  29 
  30 import sun.awt.AWTAccessor;
  31 import sun.awt.SunToolkit;
  32 import sun.awt.UNIXToolkit;
  33 import sun.awt.X11GraphicsConfig;
  34 import sun.awt.X11GraphicsEnvironment;
  35 
  36 class XRobotPeer implements RobotPeer {
  37 
  38     private X11GraphicsConfig   xgc = null;
  39     /*
  40      * native implementation uses some static shared data (pipes, processes)
  41      * so use a class lock to synchronize native method calls
  42      */
  43     static Object robotLock = new Object();
  44 
  45     XRobotPeer(GraphicsConfiguration gc) {
  46         this.xgc = (X11GraphicsConfig)gc;
  47         SunToolkit tk = (SunToolkit)Toolkit.getDefaultToolkit();
  48         setup(tk.getNumberOfButtons(),
  49                 AWTAccessor.getInputEventAccessor().getButtonDownMasks());
  50     }
  51 
  52     @Override
  53     public void dispose() {
  54         // does nothing
  55     }
  56 
  57     @Override
  58     public void mouseMove(int x, int y) {
  59         X11GraphicsEnvironment x11ge = (X11GraphicsEnvironment)
  60                 GraphicsEnvironment.getLocalGraphicsEnvironment();
  61         if(x11ge.runningXinerama()) {
  62             Rectangle sb = xgc.getBounds();
  63             mouseMoveImpl(xgc, xgc.scaleUp(x + sb.x), xgc.scaleUp(y + sb.y));
  64         } else {
  65             mouseMoveImpl(xgc, xgc.scaleUp(x), xgc.scaleUp(y));
  66         }
  67     }
  68 
  69     @Override
  70     public void mousePress(int buttons) {
  71         mousePressImpl(buttons);
  72     }
  73 
  74     @Override
  75     public void mouseRelease(int buttons) {
  76         mouseReleaseImpl(buttons);
  77     }
  78 
  79     @Override
  80     public void mouseWheel(int wheelAmt) {
  81         mouseWheelImpl(wheelAmt);
  82     }
  83 
  84     @Override
  85     public void keyPress(int keycode) {
  86         keyPressImpl(keycode);
  87     }
  88 
  89     @Override
  90     public void keyRelease(int keycode) {
  91         keyReleaseImpl(keycode);
  92     }
  93 
  94     @Override
  95     public int getRGBPixel(int x, int y) {
  96         int pixelArray[] = new int[1];
  97         getRGBPixelsImpl(xgc, x, y, 1, 1, xgc.getScale(), pixelArray);
  98         return pixelArray[0];
  99     }
 100 
 101     @Override
 102     public int [] getRGBPixels(Rectangle bounds) {
 103         int pixelArray[] = new int[bounds.width*bounds.height];
 104         getRGBPixelsImpl(xgc, bounds.x, bounds.y, bounds.width, bounds.height,
 105                          xgc.getScale(), pixelArray);
 106         return pixelArray;
 107     }
 108 
 109     private static synchronized native void setup(int numberOfButtons, int[] buttonDownMasks);
 110 
 111     private static synchronized native void mouseMoveImpl(X11GraphicsConfig xgc, int x, int y);
 112     private static synchronized native void mousePressImpl(int buttons);
 113     private static synchronized native void mouseReleaseImpl(int buttons);
 114     private static synchronized native void mouseWheelImpl(int wheelAmt);
 115 
 116     private static synchronized native void keyPressImpl(int keycode);
 117     private static synchronized native void keyReleaseImpl(int keycode);
 118 
 119     private static synchronized native void getRGBPixelsImpl(X11GraphicsConfig xgc,
 120             int x, int y, int width, int height, int scale, int pixelArray[]);
 121 }