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-rw-r--r--java/gjt/ImageScroller.java62
1 files changed, 0 insertions, 62 deletions
diff --git a/java/gjt/ImageScroller.java b/java/gjt/ImageScroller.java
deleted file mode 100644
index 79fdc86ea3c..00000000000
--- a/java/gjt/ImageScroller.java
+++ /dev/null
@@ -1,62 +0,0 @@
-package gjt;
-
-import java.awt.*;
-
-/**
- * An extension of Scroller that smoothly scrolls an Image.<p>
- *
- * An Image must be supplied at construction time. The image
- * may be reset any time after construction.<p>
- *
- * @version 1.0, Apr 1 1996
- * @author David Geary
- * @see Scroller
- * @see ImageCanvas
- * @see gjt.test.ScrollerTest
- */
-public class ImageScroller extends Scroller {
- private Image image;
- private ScrollerImageCanvas canvas;
-
- public ImageScroller(Image image) {
- viewport.setLayout(new BorderLayout());
- setImage(image);
- }
- public void resetImage(Image image) {
- viewport.remove(canvas);
- setImage(image);
- invalidate();
- validate();
- }
- public void scrollTo(int x, int y) {
- Graphics g = canvas.getGraphics();
- if(g != null) {
- g.translate(-x,-y);
- g.drawImage(image, 0, 0, this);
- }
- }
- public Dimension getScrollAreaSize() {
- return new Dimension(image.getWidth(this),
- image.getHeight(this));
- }
- private void setImage(Image image) {
- this.image = image;
- hbar.setValue(0);
- vbar.setValue(0);
- viewport.add("Center",
- canvas = new ScrollerImageCanvas(this, image));
- }
-}
-
-class ScrollerImageCanvas extends ImageCanvas {
- private ImageScroller scroller;
-
- public ScrollerImageCanvas(ImageScroller scroller,
- Image image) {
- super(image);
- this.scroller = scroller;
- }
- public void paint(Graphics g) {
- scroller.repaint();
- }
-}