0N/A/*
2362N/A * Copyright (c) 2003, 2008, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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0N/A * This code is free software; you can redistribute it and/or modify it
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2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/Apackage sun.awt.X11;
0N/A
0N/Aimport sun.awt.X11CustomCursor;
0N/Aimport java.awt.*;
0N/A
0N/A/**
0N/A * A class to encapsulate a custom image-based cursor.
0N/A *
0N/A * @see Component#setCursor
0N/A * @author Thomas Ball
0N/A * @author Bino George
0N/A */
0N/Apublic class XCustomCursor extends X11CustomCursor {
0N/A
0N/A public XCustomCursor(Image cursor, Point hotSpot, String name)
0N/A throws IndexOutOfBoundsException {
0N/A super(cursor, hotSpot, name);
0N/A }
0N/A
0N/A /**
0N/A * Returns the supported cursor size
0N/A */
0N/A static Dimension getBestCursorSize(int preferredWidth, int preferredHeight) {
0N/A
0N/A // Fix for bug 4212593 The Toolkit.createCustomCursor does not
0N/A // check absence of the image of cursor
0N/A // We use XQueryBestCursor which accepts unsigned ints to obtain
0N/A // the largest cursor size that could be dislpayed
0N/A //Dimension d = new Dimension(Math.abs(preferredWidth), Math.abs(preferredHeight));
0N/A Dimension d;
0N/A
0N/A XToolkit.awtLock();
0N/A try {
0N/A long display = XToolkit.getDisplay();
0N/A long root_window = XlibWrapper.RootWindow(display,
0N/A XlibWrapper.DefaultScreen(display));
0N/A
0N/A XlibWrapper.XQueryBestCursor(display,root_window, Math.abs(preferredWidth),Math.abs(preferredHeight),XlibWrapper.larg1,XlibWrapper.larg2);
0N/A d = new Dimension(XlibWrapper.unsafe.getInt(XlibWrapper.larg1),XlibWrapper.unsafe.getInt(XlibWrapper.larg2));
0N/A }
0N/A finally {
0N/A XToolkit.awtUnlock();
0N/A }
0N/A return d;
0N/A }
0N/A
0N/A protected void createCursor(byte[] xorMask, byte[] andMask,
0N/A int width, int height,
0N/A int fcolor, int bcolor,
0N/A int xHotSpot, int yHotSpot)
0N/A {
0N/A XToolkit.awtLock();
0N/A try {
0N/A long display = XToolkit.getDisplay();
0N/A long root_window = XlibWrapper.RootWindow(display,
0N/A XlibWrapper.DefaultScreen(display));
0N/A
0N/A long colormap = XToolkit.getDefaultXColormap();
0N/A XColor fore_color = new XColor();
0N/A
216N/A fore_color.set_flags((byte) (XConstants.DoRed | XConstants.DoGreen | XConstants.DoBlue));
0N/A fore_color.set_red((short)(((fcolor >> 16) & 0x000000ff) << 8));
0N/A fore_color.set_green((short) (((fcolor >> 8) & 0x000000ff) << 8));
0N/A fore_color.set_blue((short)(((fcolor >> 0) & 0x000000ff) << 8));
0N/A
0N/A XlibWrapper.XAllocColor(display,colormap,fore_color.pData);
0N/A
0N/A
0N/A XColor back_color = new XColor();
216N/A back_color.set_flags((byte) (XConstants.DoRed | XConstants.DoGreen | XConstants.DoBlue));
0N/A
0N/A back_color.set_red((short) (((bcolor >> 16) & 0x000000ff) << 8));
0N/A back_color.set_green((short) (((bcolor >> 8) & 0x000000ff) << 8));
0N/A back_color.set_blue((short) (((bcolor >> 0) & 0x000000ff) << 8));
0N/A
0N/A XlibWrapper.XAllocColor(display,colormap,back_color.pData);
0N/A
0N/A
0N/A long nativeXorMask = Native.toData(xorMask);
0N/A long source = XlibWrapper.XCreateBitmapFromData(display,root_window,nativeXorMask,width,height);
0N/A
0N/A long nativeAndMask = Native.toData(andMask);
0N/A long mask = XlibWrapper.XCreateBitmapFromData(display,root_window,nativeAndMask,width,height);
0N/A
0N/A long cursor = XlibWrapper.XCreatePixmapCursor(display,source,mask,fore_color.pData,back_color.pData,xHotSpot,yHotSpot);
0N/A
0N/A XlibWrapper.unsafe.freeMemory(nativeXorMask);
0N/A XlibWrapper.unsafe.freeMemory(nativeAndMask);
0N/A XlibWrapper.XFreePixmap(display,source);
0N/A XlibWrapper.XFreePixmap(display,mask);
0N/A back_color.dispose();
0N/A fore_color.dispose();
0N/A
0N/A XGlobalCursorManager.setPData(this,cursor);
0N/A }
0N/A finally {
0N/A XToolkit.awtUnlock();
0N/A }
0N/A
0N/A }
0N/A}