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author | nobody <nobody@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1998-03-26 23:28:26 +0000 |
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committer | nobody <nobody@ae88bc3d-4319-0410-8dbf-d08b4c9d3795> | 1998-03-26 23:28:26 +0000 |
commit | 7726f2060f21b281a7b707a9d9b1eae06e5afd64 (patch) | |
tree | 57387cc637e385ac3196e27756dec403493b4de8 /java/gjt/image/ImageDissolver.java | |
parent | 8b401094b211c296e56360d6cd8d97153d817296 (diff) | |
download | ATCD-7726f2060f21b281a7b707a9d9b1eae06e5afd64.tar.gz |
This commit was manufactured by cvs2svn to create tag 'TAO-0_1_11'.TAO-0_1_11
Diffstat (limited to 'java/gjt/image/ImageDissolver.java')
-rw-r--r-- | java/gjt/image/ImageDissolver.java | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/java/gjt/image/ImageDissolver.java b/java/gjt/image/ImageDissolver.java deleted file mode 100644 index 5d0e6a2daf6..00000000000 --- a/java/gjt/image/ImageDissolver.java +++ /dev/null @@ -1,132 +0,0 @@ -package gjt.image; - -import java.awt.*; -import java.awt.image.*; -import gjt.Util; - -/** - * Given an image, an ImageDissolver produces an array of - * images of varying opacity that are used in the fadeIn() - * and fadeOut() methods for fading the image in and out - * respectively.<p> - * - * As a convenience, ImageDissolver has a static method: - * Image[] createImages() that creates the array of images - * mentioned above, in case clients would like to create their - * own array of images instead of using an ImageDissolver - * directly.<p> - * - * @version 1.0, Apr 1 1996 - * @author David Geary - * @see ThreeDBorder - * @see ImageButtonController - * @see SpringyImageButtonController - * @see StickyImageButtonController - * @see BleachImageFilter - * @see gjt.test.ImageButtonTest - */ -public class ImageDissolver { - private static int _defaultNumImages = 10, - _defaultPause = 50; - Component comp; - int numImages, pauseInterval; - Image image, offscreen; - Image[] dissolvedImages; - - static public Image[] createImages(Image image, - int numImages, - Component component) { - Image images[] = new Image[numImages]; - MediaTracker tracker = new MediaTracker(component); - - DissolveFilter filter; - FilteredImageSource fis; - - for(int i=0; i < numImages; ++i) { - filter = new DissolveFilter((255/(numImages-1))*i); - fis = new FilteredImageSource(image.getSource(), - filter); - - images[i] = component.createImage(fis); - tracker.addImage(images[i], i); - } - try { tracker.waitForAll(); } - catch(InterruptedException e) { } - - return images; - } - - public ImageDissolver(Component comp, Image image) { - this(comp, image, _defaultNumImages, _defaultPause); - } - public ImageDissolver(Component comp, Image im, - int numImages, int pause) { - this.image = im; - this.comp = comp; - this.numImages = numImages; - dissolvedImages = new Image[numImages]; - pauseInterval = pause; - - Util.waitForImage(comp, im); - dissolvedImages = createImages(image, numImages, comp); - } - public void fadeIn(int x, int y) { - if(offscreen == null) - offscreen = comp.createImage(image.getWidth(comp), - image.getHeight(comp)); - - Graphics offg = offscreen.getGraphics(); - Graphics compg = comp.getGraphics(); - - if(offg != null && compg != null) { - clearComponent(compg, x, y); - for(int i=0; i < numImages; ++i) { - blitImage(compg, offg, x, y, i); - pause (); - } - blitOpaqueImage(compg, offg, x, y); - } - } - public void fadeOut(int x, int y) { - if(offscreen == null) - offscreen = comp.createImage(image.getWidth(comp), - image.getHeight(comp)); - - Graphics offg = offscreen.getGraphics(); - Graphics compg = comp.getGraphics(); - - if(offg != null && compg != null) { - blitOpaqueImage(compg, offg, x, y); - for(int i=numImages-1; i >= 0; --i) { - clearOffscreen(); - blitImage (compg, offg, x, y, i); - pause (); - } - } - } - private void blitImage(Graphics compg, Graphics offg, - int x, int y, int index) { - offg.drawImage (dissolvedImages[index], 0, 0, comp); - compg.drawImage(offscreen, x, y, comp); - } - private void blitOpaqueImage(Graphics compg, Graphics offg, - int x, int y) { - offg.drawImage(image, 0, 0, comp); - compg.drawImage(offscreen, x, y, comp); - } - private void clearComponent(Graphics compg, int x, int y) { - clearOffscreen(); - compg.drawImage(offscreen, x, y, comp); - } - private void clearOffscreen() { - Graphics offg = offscreen.getGraphics(); - - offg.setColor(comp.getBackground()); - offg.fillRect(0, 0, - image.getWidth(comp), image.getHeight(comp)); - } - private void pause() { - try { Thread.currentThread().sleep(pauseInterval); } - catch(InterruptedException e) { } - } -} |