1 /*
   2  * Copyright (c) 2010, 2014, 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 com.sun.glass.ui.mac;
  26 
  27 import com.sun.glass.ui.Pixels;
  28 import com.sun.glass.ui.View;
  29 import java.nio.Buffer;
  30 import java.nio.ByteBuffer;
  31 import java.nio.IntBuffer;
  32 import java.util.Map;
  33 
  34 /**
  35  * MacOSX platform implementation class for View.
  36  */
  37 final class MacView extends View {
  38     
  39     private native static void _initIDs();
  40     static {
  41         _initIDs();
  42         multiClickTime = _getMultiClickTime_impl();
  43         multiClickMaxX = _getMultiClickMaxX_impl();
  44         multiClickMaxY = _getMultiClickMaxY_impl();
  45     }
  46 
  47     // Constants
  48     private static final long multiClickTime;
  49     private static final int multiClickMaxX, multiClickMaxY;
  50 
  51     private native static long _getMultiClickTime_impl();
  52     private native static int _getMultiClickMaxX_impl();
  53     private native static int _getMultiClickMaxY_impl();
  54 
  55     static long getMultiClickTime_impl() {
  56         return multiClickTime;
  57     }
  58 
  59     static int getMultiClickMaxX_impl() {
  60         return multiClickMaxX;
  61     }
  62 
  63     static int getMultiClickMaxY_impl() {
  64         return multiClickMaxY;
  65     }
  66  
  67     @Override native protected long _create(Map caps);
  68     @Override native protected int _getX(long ptr);
  69     @Override native protected int _getY(long ptr);
  70     @Override native protected void _setParent(long ptr, long parentPtr);
  71     @Override native protected boolean _close(long ptr);
  72     @Override native protected void _scheduleRepaint(long ptr);
  73     @Override native protected void _begin(long ptr);
  74     @Override native protected void _end(long ptr);
  75     @Override native protected boolean _enterFullscreen(long ptr, boolean animate, boolean keepRatio, boolean hideCursor);
  76     @Override native protected void _exitFullscreen(long ptr, boolean animate);
  77     @Override native protected void _enableInputMethodEvents(long ptr, boolean enable);
  78     
  79     @Override protected void _uploadPixels(long ptr, Pixels pixels) {
  80         Buffer data = pixels.getPixels();
  81         if (data.isDirect() == true) {
  82             _uploadPixelsDirect(ptr, data, pixels.getWidth(), pixels.getHeight());
  83         } else if (data.hasArray() == true) {
  84             if (pixels.getBytesPerComponent() == 1) {
  85                 ByteBuffer bytes = (ByteBuffer)data;
  86                 _uploadPixelsByteArray(ptr, bytes.array(), bytes.arrayOffset(), pixels.getWidth(), pixels.getHeight());
  87             } else {
  88                 IntBuffer ints = (IntBuffer)data;
  89                 _uploadPixelsIntArray(ptr, ints.array(), ints.arrayOffset(), pixels.getWidth(), pixels.getHeight());
  90             }
  91         } else {
  92             // gznote: what are the circumstances under which this can happen?
  93             _uploadPixelsDirect(ptr, pixels.asByteBuffer(), pixels.getWidth(), pixels.getHeight());
  94         }
  95     }
  96     native void _uploadPixelsDirect(long viewPtr, Buffer pixels, int width, int height);
  97     native void _uploadPixelsByteArray(long viewPtr, byte[] pixels, int offset, int width, int height);
  98     native void _uploadPixelsIntArray(long viewPtr, int[] pixels, int offset, int width, int height);
  99     
 100     @Override protected long _getNativeView(long ptr) {
 101         return ptr;
 102     }
 103     
 104     native protected long _getNativeLayer(long ptr);
 105     public long getNativeLayer() {
 106         return _getNativeLayer(getNativeView());
 107     }
 108     
 109     native protected int _getNativeRemoteLayerId(long ptr, String serverName);
 110     @Override public int getNativeRemoteLayerId(String serverName) {
 111         // used when run inside plugin
 112         return _getNativeRemoteLayerId(getNativeLayer(), serverName);
 113     }
 114 
 115     native protected void _hostRemoteLayerId(long ptr, int nativeLayerId);
 116     public void hostRemoteLayerId(int nativeLayerId) {
 117         // used when run inside plugin
 118         _hostRemoteLayerId(getNativeLayer(), nativeLayerId);
 119     }
 120     
 121     protected void notifyInputMethodMac(String str, int attrib, int length, int cursor) {
 122         byte atts[] = new byte[1];
 123         atts[0] = (byte) attrib;
 124         int attBounds[] = new int[2];
 125         attBounds[0] = 0;
 126         attBounds[1] = length;
 127         if(attrib == 4) {
 128             // attrib == 4 means we are going to commit changes, so commitLength should be non-zero
 129             notifyInputMethod(str, null, attBounds, atts, length, cursor, 0);
 130         } else {
 131             // all other cases = just an update, update preview text but do not commit it
 132             notifyInputMethod(str, null, attBounds, atts, 0, cursor, 0);
 133         }
 134     }
 135 }
 136