diff options
| author | Henrik Rydberg <rydberg@euromail.se> | 2012-05-18 10:16:04 +0200 |
|---|---|---|
| committer | Henrik Rydberg <rydberg@euromail.se> | 2012-05-18 10:18:23 +0200 |
| commit | f83cc90e1ac9f252dcc36d833505ab5e00ae8e74 (patch) | |
| tree | 799475b6a878895d597496092c62befcb3dc8234 /user/classes/ImageTape.java | |
| parent | efe1dd9bf92efbf6ab74f7323c39348b5efae4ce (diff) | |
Adding the old test user
Signed-off-by: Henrik Rydberg <rydberg@euromail.se>
Diffstat (limited to 'user/classes/ImageTape.java')
| -rw-r--r-- | user/classes/ImageTape.java | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/user/classes/ImageTape.java b/user/classes/ImageTape.java new file mode 100644 index 0000000..dce6a04 --- /dev/null +++ b/user/classes/ImageTape.java | |||
| @@ -0,0 +1,117 @@ | |||
| 1 | |||
| 2 | import java.awt.*; | ||
| 3 | |||
| 4 | public class ImageTape extends java.applet.Applet implements Runnable { | ||
| 5 | Image imgs[]; | ||
| 6 | int nimgs; | ||
| 7 | int imgwidth; | ||
| 8 | int x, newx; | ||
| 9 | int dist = 5; | ||
| 10 | int timeout = 200; | ||
| 11 | Thread scroller; | ||
| 12 | String dir; | ||
| 13 | |||
| 14 | public void init() { | ||
| 15 | String at = getParameter("img"); | ||
| 16 | dir = (at != null) ? at : "doc:/demo/images/duke"; | ||
| 17 | at = getParameter("speed"); | ||
| 18 | timeout = 1000 / ((at == null) ? 4 : Integer.valueOf(at).intValue()); | ||
| 19 | at = getParameter("dir"); | ||
| 20 | dist = (at == null) ? 5 : Integer.valueOf(at).intValue(); | ||
| 21 | at = getParameter("nimgs"); | ||
| 22 | nimgs = (at == null) ? 16 : Integer.valueOf(at).intValue(); | ||
| 23 | newx = x = size().width; | ||
| 24 | |||
| 25 | imgs = new Image[nimgs]; | ||
| 26 | for (int i = 0 ; i < nimgs ; i++) { | ||
| 27 | imgs[i] = getImage(getDocumentBase(), dir + "/T" + (i+1) + ".gif"); | ||
| 28 | } | ||
| 29 | } | ||
| 30 | |||
| 31 | public void start() { | ||
| 32 | if (scroller == null) { | ||
| 33 | scroller = new Thread(this); | ||
| 34 | scroller.start(); | ||
| 35 | } | ||
| 36 | } | ||
| 37 | public void stop() { | ||
| 38 | if (scroller != null) { | ||
| 39 | scroller.stop(); | ||
| 40 | scroller = null; | ||
| 41 | } | ||
| 42 | } | ||
| 43 | |||
| 44 | public void run() { | ||
| 45 | while (true) { | ||
| 46 | try {Thread.currentThread().sleep(timeout);} catch (InterruptedException e){} | ||
| 47 | scroll(dist); | ||
| 48 | } | ||
| 49 | } | ||
| 50 | |||
| 51 | synchronized void scroll(int dist) { | ||
| 52 | newx += dist; | ||
| 53 | repaint(); | ||
| 54 | } | ||
| 55 | |||
| 56 | public void update(Graphics g) { | ||
| 57 | g.setColor(Color.lightGray); | ||
| 58 | |||
| 59 | if (newx != x) { | ||
| 60 | //g.clipRect(1, 1, size().width-2, size().height-2); | ||
| 61 | int dist = newx - x; | ||
| 62 | if (dist > 0) { | ||
| 63 | g.copyArea(1, 1, (size().width-2) - dist, size().height-2, dist, 0); | ||
| 64 | for (x = newx ; x > size().width ; x -= Math.max(size().width - 2, imgwidth)); | ||
| 65 | paint(g, 1, dist + 1); | ||
| 66 | } else { | ||
| 67 | g.copyArea(1 - dist, 1, (size().width-2) + dist, size().height-2, dist, 0); | ||
| 68 | for (x = newx ; x < 0 ; x += Math.max(size().width - 2, imgwidth)); | ||
| 69 | paint(g, (size().width-1) + dist, size().width-1); | ||
| 70 | } | ||
| 71 | } else { | ||
| 72 | paint(g); | ||
| 73 | } | ||
| 74 | } | ||
| 75 | |||
| 76 | public boolean imageUpdate(Image img, int flags, int x, int y, int w, int h) { | ||
| 77 | if ((flags & WIDTH) != 0) { | ||
| 78 | imgwidth += img.getWidth(this); | ||
| 79 | } | ||
| 80 | return super.imageUpdate(img, flags, x, y, w, h); | ||
| 81 | } | ||
| 82 | |||
| 83 | public void paint(Graphics g, int fromx, int tox) { | ||
| 84 | int x = this.x; | ||
| 85 | newx = x; | ||
| 86 | |||
| 87 | g.setColor(Color.lightGray); | ||
| 88 | g.fillRect(fromx, 1, tox - fromx, size().height-2); | ||
| 89 | g.clipRect(fromx, 1, tox - fromx, size().height-2); | ||
| 90 | g.setColor(Color.black); | ||
| 91 | |||
| 92 | for (int i = 0 ; i < nimgs ; i++) { | ||
| 93 | if (imgs[i] == null) { | ||
| 94 | continue; | ||
| 95 | } | ||
| 96 | |||
| 97 | int w = imgs[i].getWidth(this); | ||
| 98 | int h = imgs[i].getHeight(this); | ||
| 99 | if ((w > 0) && (h > 0)) { | ||
| 100 | if ((x + w > fromx) && (x < tox)) { | ||
| 101 | g.drawImage(imgs[i], x, size().height - (h+1), this); | ||
| 102 | } | ||
| 103 | if ((x + w) > size().width) { | ||
| 104 | x -= Math.max(size().width - 2, imgwidth); | ||
| 105 | if ((x + w > fromx) && (x < tox)) { | ||
| 106 | g.drawImage(imgs[i], x, size().height - (h + 1), this); | ||
| 107 | } | ||
| 108 | } | ||
| 109 | x += w; | ||
| 110 | } | ||
| 111 | } | ||
| 112 | } | ||
| 113 | public void paint(Graphics g) { | ||
| 114 | g.draw3DRect(0, 0, size().width, size().height, true); | ||
| 115 | paint(g, 1, size().width-1); | ||
| 116 | } | ||
| 117 | } | ||
