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Java Source | 1998-01-15 | 2.0 KB | 79 lines |
- //
- // Copyright (C) 1997, 1998 Olivetti & Oracle Research Laboratory
- //
- // This is free software; you can redistribute it and/or modify
- // it under the terms of the GNU General Public License as published by
- // the Free Software Foundation; either version 2 of the License, or
- // (at your option) any later version.
- //
- // This software 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 for more details.
- //
- // You should have received a copy of the GNU General Public License
- // along with this software; if not, write to the Free Software
- // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
- // USA.
- //
-
- //
- // animatedMemoryImageSource.java
- //
-
- import java.awt.image.*;
-
- class animatedMemoryImageSource implements ImageProducer {
- int width;
- int height;
- ColorModel cm;
- byte[] pixels;
- ImageConsumer ic;
-
- animatedMemoryImageSource(int w, int h, ColorModel c, byte[] p) {
- width = w;
- height = h;
- cm = c;
- pixels = p;
- }
-
- public void addConsumer(ImageConsumer c) {
- if (ic == c)
- return;
-
- if (ic != null) {
- ic.imageComplete(ImageConsumer.IMAGEERROR);
- }
-
- ic = c;
- ic.setDimensions(width, height);
- ic.setColorModel(cm);
- ic.setHints(ImageConsumer.RANDOMPIXELORDER);
- ic.setPixels(0, 0, width, height, cm, pixels, 0, width);
- ic.imageComplete(ImageConsumer.SINGLEFRAMEDONE);
- }
-
- public boolean isConsumer(ImageConsumer c) {
- return (ic == c);
- }
-
- public void removeConsumer(ImageConsumer c) {
- if (ic == c)
- ic = null;
- }
-
- public void requestTopDownLeftRightResend(ImageConsumer c) {
- }
-
- public void startProduction(ImageConsumer c) {
- addConsumer(c);
- }
-
- void newPixels(int x, int y, int w, int h) {
- if (ic != null) {
- ic.setPixels(x, y, w, h, cm, pixels, width * y + x, width);
- ic.imageComplete(ImageConsumer.SINGLEFRAMEDONE);
- }
- }
- }
-