/*
* @(#)QtDefaultGraphicsConfiguration.java 1.14 06/10/10
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package java.awt;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.DirectColorModel;
import java.awt.image.IndexColorModel;
/**
@version 1.4, 05/03/02 */
class QtDefaultGraphicsConfiguration extends QtGraphicsConfiguration {
// See QtBackEnd.cpp for implementation
private static native ColorModel getQtColorModel();
private ColorModel colorModel;
QtDefaultGraphicsConfiguration(QtGraphicsDevice device) {
super(device);
getColorModel(); // side-effect of creating the imageType
}
public synchronized ColorModel getColorModel() {
if (colorModel == null) {
colorModel = getQtColorModel();
imageType = toBufferedImageType(colorModel);
}
return colorModel;
}
private int toBufferedImageType(ColorModel cm) {
int type = BufferedImage.TYPE_CUSTOM;
switch (cm.getPixelSize()) {
case 32 :
if (cm.isAlphaPremultiplied()) {
type = BufferedImage.TYPE_INT_ARGB_PRE ;
}
else {
type = BufferedImage.TYPE_INT_ARGB;
}
break;
case 24 :
type = BufferedImage.TYPE_INT_RGB;
if ( cm instanceof DirectColorModel ) {
int blue_mask = ((DirectColorModel)cm).getBlueMask();
if ( (blue_mask & 0x00FF0000) != 0 ) // is it BGR
type = BufferedImage.TYPE_INT_BGR;
}
break;
case 15 :
type = BufferedImage.TYPE_USHORT_555_RGB;
break;
case 16 :
type = BufferedImage.TYPE_USHORT_565_RGB;
break;
case 8 :
if ( cm instanceof IndexColorModel ) {
type = BufferedImage.TYPE_BYTE_INDEXED;
}
break;
}
return type;
}
}