| /* |
| * Copyright (c) 1997, 2007, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code 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. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 in the LICENSE file that |
| * accompanied this code). |
| * |
| * 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| |
| |
| package java.awt; |
| |
| import java.awt.image.ColorModel; |
| import java.awt.image.Raster; |
| import java.awt.image.WritableRaster; |
| import sun.awt.image.IntegerComponentRaster; |
| import java.util.Arrays; |
| |
| class ColorPaintContext implements PaintContext { |
| int color; |
| WritableRaster savedTile; |
| |
| protected ColorPaintContext(int color, ColorModel cm) { |
| this.color = color; |
| } |
| |
| public void dispose() { |
| } |
| |
| /* |
| * Returns the RGB value representing the color in the default sRGB |
| * {@link ColorModel}. |
| * (Bits 24-31 are alpha, 16-23 are red, 8-15 are green, 0-7 are |
| * blue). |
| * @return the RGB value of the color in the default sRGB |
| * {@code ColorModel}. |
| * @see java.awt.image.ColorModel#getRGBdefault |
| * @see #getRed |
| * @see #getGreen |
| * @see #getBlue |
| */ |
| int getRGB() { |
| return color; |
| } |
| |
| public ColorModel getColorModel() { |
| return ColorModel.getRGBdefault(); |
| } |
| |
| public synchronized Raster getRaster(int x, int y, int w, int h) { |
| WritableRaster t = savedTile; |
| |
| if (t == null || w > t.getWidth() || h > t.getHeight()) { |
| t = getColorModel().createCompatibleWritableRaster(w, h); |
| IntegerComponentRaster icr = (IntegerComponentRaster) t; |
| Arrays.fill(icr.getDataStorage(), color); |
| // Note - markDirty is probably unnecessary since icr is brand new |
| icr.markDirty(); |
| if (w <= 64 && h <= 64) { |
| savedTile = t; |
| } |
| } |
| |
| return t; |
| } |
| } |