aboutsummaryrefslogtreecommitdiff
path: root/libjava/gnu/java/awt/peer/gtk/GtkImage.java
diff options
context:
space:
mode:
Diffstat (limited to 'libjava/gnu/java/awt/peer/gtk/GtkImage.java')
-rw-r--r--libjava/gnu/java/awt/peer/gtk/GtkImage.java286
1 files changed, 0 insertions, 286 deletions
diff --git a/libjava/gnu/java/awt/peer/gtk/GtkImage.java b/libjava/gnu/java/awt/peer/gtk/GtkImage.java
deleted file mode 100644
index f0c8bf410ef..00000000000
--- a/libjava/gnu/java/awt/peer/gtk/GtkImage.java
+++ /dev/null
@@ -1,286 +0,0 @@
-/* GtkImage.java
- Copyright (C) 1999, 2002 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath 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, or (at your option)
-any later version.
-
-GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-02111-1307 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package gnu.java.awt.peer.gtk;
-
-import java.awt.*;
-import java.util.*;
-import java.awt.image.*;
-
-public class GtkImage extends Image implements ImageConsumer
-{
- int width = -1, height = -1;
- Hashtable props = null;
- boolean isLoaded = false;
- boolean isCacheable = true;
- boolean loading = false;
-
- Vector widthObservers = new Vector ();
- Vector heightObservers = new Vector ();
- Vector propertyObservers = new Vector ();
-
- ImageProducer source;
- Graphics g;
-
- /* Variables in which we stored cached data, if possible.
-
- An image is cached if the following properties are true:
- 1. The ColorModel passed into setColorModel is the same ColorModel
- passed to all invocations of setPixels.
- 2. The image contains a single frame.
-
- */
- int[] pixelCache;
- ColorModel model;
-
- public
- GtkImage (ImageProducer producer, Graphics g)
- {
- source = producer;
- this.g = g;
-
- source.addConsumer (this);
- }
-
- public synchronized int
- getWidth (ImageObserver observer)
- {
- if (width == -1)
- widthObservers.addElement (observer);
-
- return width;
- }
-
- public synchronized int
- getHeight (ImageObserver observer)
- {
- if (height == -1)
- heightObservers.addElement (observer);
-
- return height;
- }
-
- public ImageProducer
- getSource ()
- {
- return source;
- }
-
- public Graphics
- getGraphics ()
- {
- return g;
- }
-
- public synchronized Object
- getProperty (String name, ImageObserver observer)
- {
- if (props == null)
- {
- propertyObservers.addElement (observer);
- return null;
- }
-
- Object value = props.get (name);
- return (value == null) ? UndefinedProperty : value;
- }
-
- public synchronized void
- flush ()
- {
- isLoaded = false;
- isCacheable = true;
- width = height = -1;
- props = null;
- pixelCache = null;
- model = null;
-
- source.removeConsumer (this);
- source.addConsumer (this);
- }
-
- public boolean
- isLoaded ()
- {
- return isLoaded;
- }
-
- /* ImageConsumer methods */
-
- public synchronized void
- setDimensions (int width, int height)
- {
- pixelCache = new int[width*height];
-
- this.width = width;
- this.height = height;
-
- for (int i = 0; i < widthObservers.size (); i++)
- {
- ImageObserver io = (ImageObserver) widthObservers.elementAt (i);
- io.imageUpdate (this, ImageObserver.WIDTH, -1, -1, width, height);
- }
-
- for (int i = 0; i < heightObservers.size (); i++)
- {
- ImageObserver io = (ImageObserver) heightObservers.elementAt (i);
- io.imageUpdate (this, ImageObserver.HEIGHT, -1, -1, width, height);
- }
- }
-
- public synchronized void
- setProperties (Hashtable props)
- {
- this.props = props;
-
- for (int i = 0; i < propertyObservers.size (); i++)
- {
- ImageObserver io = (ImageObserver) propertyObservers.elementAt (i);
- io.imageUpdate (this, ImageObserver.PROPERTIES, -1, -1, width, height);
- }
- }
-
- public synchronized void
- setColorModel (ColorModel model)
- {
- if (this.model == null || this.model == model)
- this.model = model;
- else
- isCacheable = false;
- }
-
- public synchronized void
- setHints (int flags)
- {
- }
-
- public synchronized void
- setPixels (int x, int y, int width, int height, ColorModel cm, byte[] pixels,
- int offset, int scansize)
- {
- setPixels (x, y, width, height, cm, convertPixels (pixels), offset,
- scansize);
- }
-
- public synchronized void
- setPixels (int x, int y, int width, int height, ColorModel cm, int[] pixels,
- int offset, int scansize)
- {
- loading = true;
-
- if (!isCacheable)
- return;
-
- if (cm != model || pixelCache == null)
- {
- isCacheable = false;
- return;
- }
-
- if (scansize == width)
- {
- System.arraycopy (pixels, offset,
- pixelCache, y * this.width + x,
- pixels.length - offset);
- }
- else // skip over scansize-width for each row
- {
- for (int i = 0; i < height; i++)
- System.arraycopy (pixels, offset + (i * scansize),
- pixelCache, (y + i) * this.width + x,
- width);
- }
- }
-
- public synchronized void
- imageComplete (int status)
- {
- if (status == ImageConsumer.STATICIMAGEDONE && isCacheable)
- isLoaded = true;
-
- if (status == ImageConsumer.SINGLEFRAMEDONE)
- isCacheable = false;
-
- source.removeConsumer (this);
- }
-
- public synchronized void
- startProduction (GtkImagePainter painter)
- {
- if (isLoaded)
- {
- painter.setDimensions (width, height);
- painter.setPixels (0, 0, width, height, model, pixelCache, 0, width);
- }
- else
- {
- source.startProduction (painter);
- source.removeConsumer (painter);
- }
- }
-
- private int[]
- convertPixels (byte[] pixels)
- {
- int ret[] = new int[pixels.length];
-
- for (int i = 0; i < pixels.length; i++)
- ret[i] = pixels[i];
-
- return ret;
- }
-
- synchronized int
- checkImage ()
- {
- int bits = 0;
-
- if (width != -1)
- bits |= ImageObserver.WIDTH;
- if (height != -1)
- bits |= ImageObserver.HEIGHT;
- if (props != null)
- bits |= ImageObserver.PROPERTIES;
- if (loading)
- bits |= ImageObserver.SOMEBITS;
- if (isLoaded)
- bits |= ImageObserver.ALLBITS;
-
- return bits;
- }
-}