Author: ruschein
Date: 2009-11-24 08:36:57 -0800 (Tue, 24 Nov 2009)
New Revision: 18557
Modified:
cytoscape/trunk/src/cytoscape/util/NestedNetworkImageManager.java
Log:
Cleanup.
Modified: cytoscape/trunk/src/cytoscape/util/NestedNetworkImageManager.java
===================================================================
--- cytoscape/trunk/src/cytoscape/util/NestedNetworkImageManager.java
2009-11-24 03:44:37 UTC (rev 18556)
+++ cytoscape/trunk/src/cytoscape/util/NestedNetworkImageManager.java
2009-11-24 16:36:57 UTC (rev 18557)
@@ -30,8 +30,8 @@
import ding.view.DGraphView;
import ding.view.DNodeView;
+
public class NestedNetworkImageManager implements PropertyChangeListener {
-
private static final Image DEF_IMAGE;
private static final int DEF_WIDTH = 100;
@@ -45,11 +45,13 @@
networkImageGenerator = new NestedNetworkImageManager();
DEF_IMAGE = (new
ImageIcon(Cytoscape.class.getResource("/cytoscape/images/default_network.png"))).getImage();
}
+
public static NestedNetworkImageManager getNetworkImageGenerator() {
return networkImageGenerator;
}
+
private NestedNetworkImageManager() {
networkToImageMap = new HashMap<CyNetwork,
ImageAndReferenceCount>();
Cytoscape.getPropertyChangeSupport().addPropertyChangeListener(this);
@@ -101,6 +103,7 @@
}
}
}
+
private void updateImage(CyNetwork network, CyNetworkView view) {
if (view == Cytoscape.getNullNetworkView()) {
@@ -114,26 +117,23 @@
networkToImageMap.put(network, new
ImageAndReferenceCount(dView.createImage(DEF_WIDTH, DEF_HEIGHT, 1.0)));
}
}
+
private void addCustomGraphics(final CyNetwork network, final
CyNetworkView dView, final CyNode parentNode) {
System.out.println("*** Adding custom graphics: Count = " +
dView.getNodeViewCount() + " node = " + parentNode.getIdentifier());
- Image networkImage = getImage(network);
- BufferedImage img;
- if (networkImage == null) {
- img = toBufferedImage(DEF_IMAGE);
- } else {
- img = toBufferedImage(networkImage);
- }
-
- DNodeView nodeView =(DNodeView) dView.getNodeView(parentNode);
+ final Image networkImage = getImage(network);
+ final BufferedImage img = toBufferedImage(networkImage == null
? DEF_IMAGE : networkImage);
+ final DNodeView nodeView =
(DNodeView)dView.getNodeView(parentNode);
final Rectangle2D rect = new Rectangle2D.Double(-50.0, -50.0,
50.0, 50.0);
System.out.println("*** ADD CUSTOM: " + nodeView);
- if(nodeView !=null)
- nodeView.addCustomGraphic(rect, new TexturePaint(img, rect),
NodeDetails.ANCHOR_CENTER);
+ if (nodeView != null) {
+ nodeView.addCustomGraphic(rect, new TexturePaint(img,
rect), NodeDetails.ANCHOR_CENTER);
+ }
}
-
- public BufferedImage toBufferedImage(Image image) {
+
+
+ private BufferedImage toBufferedImage(Image image) {
if (image instanceof BufferedImage) {
return (BufferedImage)image;
}
@@ -141,27 +141,26 @@
// This code ensures that all the pixels in the image are loaded
image = new ImageIcon(image).getImage();
- // Determine if the image has transparent pixels; for this
method's
- // implementation, see e661 Determining If an Image Has
Transparent Pixels
- boolean hasAlpha = hasAlpha(image);
+ // Determine if the image has transparent pixels; for this
method's
+ // implementation, see e661 Determining If an Image Has
Transparent Pixels
+ boolean hasAlpha = hasAlpha(image);
// Create a buffered image with a format that's compatible with
the screen
BufferedImage bimage = null;
GraphicsEnvironment ge =
GraphicsEnvironment.getLocalGraphicsEnvironment();
try {
- // Determine the type of transparency of the new buffered
image
- int transparency = Transparency.OPAQUE;
- if (hasAlpha) {
- transparency = Transparency.BITMASK;
- }
+ // Determine the type of transparency of the new
buffered image
+ int transparency = Transparency.OPAQUE;
+ if (hasAlpha) {
+ transparency = Transparency.BITMASK;
+ }
- // Create the buffered image
- GraphicsDevice gs = ge.getDefaultScreenDevice();
- GraphicsConfiguration gc = gs.getDefaultConfiguration();
- bimage = gc.createCompatibleImage(
- image.getWidth(null), image.getHeight(null),
transparency);
- } catch (HeadlessException e) {
- // The system does not have a screen
+ // Create the buffered image
+ GraphicsDevice gs = ge.getDefaultScreenDevice();
+ GraphicsConfiguration gc = gs.getDefaultConfiguration();
+ bimage = gc.createCompatibleImage(image.getWidth(null),
image.getHeight(null), transparency);
+ } catch (final HeadlessException e) {
+ // The system does not have a screen
}
if (bimage == null) {
@@ -172,39 +171,40 @@
}
bimage = new BufferedImage(image.getWidth(null),
image.getHeight(null), type);
}
+
+ // Copy image to buffered image
+ Graphics g = bimage.createGraphics();
+
+ // Paint the image onto the buffered image
+ g.drawImage(image, 0, 0, null);
+ g.dispose();
- // Copy image to buffered image
- Graphics g = bimage.createGraphics();
-
- // Paint the image onto the buffered image
- g.drawImage(image, 0, 0, null);
- g.dispose();
-
- return bimage;
- }
+ return bimage;
+ }
+
- public boolean hasAlpha(Image image) {
- // If buffered image, the color model is readily available
- if (image instanceof BufferedImage) {
- BufferedImage bimage = (BufferedImage)image;
- return bimage.getColorModel().hasAlpha();
- }
+ private boolean hasAlpha(final Image image) {
+ // If buffered image, the color model is readily available
+ if (image instanceof BufferedImage) {
+ BufferedImage bimage = (BufferedImage)image;
+ return bimage.getColorModel().hasAlpha();
+ }
- // Use a pixel grabber to retrieve the image's color model;
- // grabbing a single pixel is usually sufficient
+ // Use a pixel grabber to retrieve the image's color model;
+ // grabbing a single pixel is usually sufficient
PixelGrabber pg = new PixelGrabber(image, 0, 0, 1, 1, false);
- try {
- pg.grabPixels();
- } catch (InterruptedException e) {
- }
+ try {
+ pg.grabPixels();
+ } catch (final InterruptedException e) {
+ }
- // Get the image's color model
- ColorModel cm = pg.getColorModel();
- return cm.hasAlpha();
- }
+ // Get the image's color model
+ ColorModel cm = pg.getColorModel();
+ return cm.hasAlpha();
+ }
- static class ImageAndReferenceCount {
+ private static class ImageAndReferenceCount {
private Image image;
private int refCount;
--
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