git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@977 6c8d7289-2bf4-0310-a012-ef5d649a1542pull/1/head
orbiter
19 years ago
parent
4dcbc26ef1
commit
097009d910
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// SearchEventPicture.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// Created 24.10.2005
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//
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// $LastChangedDate: 2005-10-23 19:50:27 +0200 (Sun, 23 Oct 2005) $
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// $LastChangedRevision: 976 $
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// $LastChangedBy: orbiter $
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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import java.awt.image.BufferedImage;
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import de.anomic.http.httpHeader;
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import de.anomic.server.serverObjects;
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import de.anomic.server.serverSwitch;
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import de.anomic.plasma.plasmaGrafics;
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import de.anomic.tools.ImagePainter;
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// draw a picture of the yacy network
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public class SearchEventPicture {
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public static BufferedImage respond(httpHeader header, serverObjects post, serverSwitch env) {
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ImagePainter ip = plasmaGrafics.getSearchEventPicture();
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if (ip == null) return new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB); // empty image
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return ip.toImage(true);
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}
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}
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// plasmaGrafics.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// Created 08.10.2005
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//
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// $LastChangedDate: 2005-10-22 15:28:04 +0200 (Sat, 22 Oct 2005) $
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// $LastChangedRevision: 968 $
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// $LastChangedBy: theli $
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.plasma;
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import java.awt.image.BufferedImage;
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import java.util.Iterator;
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import java.util.Enumeration;
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import java.util.Date;
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import de.anomic.tools.ImagePainter;
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import de.anomic.yacy.yacyCore;
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import de.anomic.yacy.yacySeed;
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import de.anomic.yacy.yacySearch;
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public class plasmaGrafics {
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private static int shortestName = 10;
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private static int longestName = 12;
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private static ImagePainter networkPicture = null;
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private static long networkPictureDate = 0;
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public static ImagePainter getSearchEventPicture() {
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if (plasmaSearchEvent.lastEvent == null) return null;
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yacySearch[] searches = plasmaSearchEvent.lastEvent.getSearchThreads();
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if (searches == null) return null; // this was a local search and there are no threads
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// get a copy of a recent network picture
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ImagePainter eventPicture = (ImagePainter) getNetworkPicture(120000).clone();
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// get dimensions
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int cr = Math.min(eventPicture.getWidth(), eventPicture.getHeight()) / 5 - 20;
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int cx = eventPicture.getWidth() / 2;
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int cy = eventPicture.getHeight() / 2;
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String hash;
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int angle;
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// draw in the search peers
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for (int j = 0; j < searches.length; j++) {
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eventPicture.setColor((searches[j].isAlive()) ? ImagePainter.ADDITIVE_RED : ImagePainter.ADDITIVE_GREEN);
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hash = searches[j].target().hash;
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angle = (int) ((long) 360 * (yacySeed.dhtPosition(hash) / (yacySeed.maxDHTDistance / (long) 10000)) / (long) 10000);
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eventPicture.arcLine(cx, cy, cr - 20, cr, angle);
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}
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// draw in the search target
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plasmaSearchQuery query = plasmaSearchEvent.lastEvent.getQuery();
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Iterator i = query.queryHashes.iterator();
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eventPicture.setMode(ImagePainter.MODE_ADD);
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eventPicture.setColor(ImagePainter.ADDITIVE_BLACK);
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while (i.hasNext()) {
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hash = (String) i.next();
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angle = (int) ((long) 360 * (yacySeed.dhtPosition(hash) / (yacySeed.maxDHTDistance / (long) 10000)) / (long) 10000);
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eventPicture.arcLine(cx, cy, cr - 20, cr, angle);
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}
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return eventPicture;
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}
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public static ImagePainter getNetworkPicture(long maxAge) {
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return getNetworkPicture(maxAge, 640, 480, 300, 300, 1000);
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}
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public static ImagePainter getNetworkPicture(long maxAge, int width, int height, int passiveLimit, int potentialLimit, int maxCount) {
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if ((networkPicture == null) || ((System.currentTimeMillis() - networkPictureDate) > maxAge)) {
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drawNetworkPicture(width, height, passiveLimit, potentialLimit, maxCount);
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}
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return networkPicture;
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}
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private static void drawNetworkPicture(int width, int height, int passiveLimit, int potentialLimit, int maxCount) {
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int innerradius = Math.min(width, height) / 5;
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int outerradius = innerradius + innerradius * yacyCore.seedDB.sizeConnected() / 100;
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if (outerradius > innerradius * 2) outerradius = innerradius * 2;
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if (yacyCore.seedDB == null) return; // no other peers known
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int size = yacyCore.seedDB.sizeConnected();
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if (size == 0) return; // no other peers known
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networkPicture = new ImagePainter(width, height, "000010");
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networkPicture.setMode(ImagePainter.MODE_ADD);
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// draw network circle
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networkPicture.setColor("008020");
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networkPicture.arc(width / 2, height / 2, innerradius - 20, innerradius + 20, 0, 360);
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//System.out.println("Seed Maximum distance is " + yacySeed.maxDHTDistance);
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//System.out.println("Seed Minimum distance is " + yacySeed.minDHTNumber);
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yacySeed seed;
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int angle;
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long lastseen;
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// draw connected senior and principals
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int count = 0;
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int totalCount = 0;
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Enumeration e = yacyCore.seedDB.seedsConnected(true, false, null);
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while (e.hasMoreElements() && count < maxCount) {
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seed = (yacySeed) e.nextElement();
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if (seed != null) {
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drawNetworkPicturePeer(networkPicture, width / 2, height / 2, innerradius, outerradius, seed, "000040", "608860", "B0FFB0");
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count++;
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}
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}
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totalCount += count;
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// draw disconnected senior and principals that have been seen lately
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count = 0;
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e = yacyCore.seedDB.seedsSortedDisconnected(true, yacySeed.LASTSEEN);
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while (e.hasMoreElements() && count < maxCount) {
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seed = (yacySeed) e.nextElement();
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if (seed != null) {
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lastseen = Math.abs((System.currentTimeMillis() - seed.getLastSeenTime()) / 1000 / 60);
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if (lastseen > passiveLimit) break; // we have enough, this list is sorted so we don't miss anything
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drawNetworkPicturePeer(networkPicture, width / 2, height / 2, innerradius, outerradius, seed, "101010", "401000", "802000");
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count++;
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}
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}
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totalCount += count;
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// draw juniors that have been seen lately
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count = 0;
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e = yacyCore.seedDB.seedsSortedPotential(true, yacySeed.LASTSEEN);
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while (e.hasMoreElements() && count < maxCount) {
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seed = (yacySeed) e.nextElement();
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if (seed != null) {
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lastseen = Math.abs((System.currentTimeMillis() - seed.getLastSeenTime()) / 1000 / 60);
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if (lastseen > potentialLimit) break; // we have enough, this list is sorted so we don't miss anything
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drawNetworkPicturePeer(networkPicture, width / 2, height / 2, innerradius, outerradius, seed, "202000", "505000", "A0A000");
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count++;
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}
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}
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totalCount += count;
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// draw my own peer
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drawNetworkPicturePeer(networkPicture, width / 2, height / 2, innerradius, outerradius, yacyCore.seedDB.mySeed, "800000", "AAAAAA", "FFFFFF");
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// draw description
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networkPicture.setColor("FFFFFF");
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networkPicture.setMode(ImagePainter.MODE_ADD);
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networkPicture.print(2, 8, "THE YACY NETWORK", true);
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networkPicture.print(2, 16, "DRAWING OF " + totalCount + " SELECTED PEERS", true);
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networkPicture.print(width - 2, 8, "SNAPSHOT FROM " + new Date().toString().toUpperCase(), false);
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// set timestamp
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networkPictureDate = System.currentTimeMillis();
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}
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private static void drawNetworkPicturePeer(ImagePainter img, int x, int y, int innerradius, int outerradius, yacySeed seed, String colorDot, String colorLine, String colorText) {
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String name = seed.getName().toUpperCase();
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if (name.length() < shortestName) shortestName = name.length();
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if (name.length() > longestName) longestName = name.length();
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int angle = (int) ((long) 360 * (seed.dhtPosition() / (yacySeed.maxDHTDistance / (long) 10000)) / (long) 10000);
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//System.out.println("Seed " + seed.hash + " has distance " + seed.dhtDistance() + ", angle = " + angle);
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int linelength = 20 + outerradius * (20 * (name.length() - shortestName) / (longestName - shortestName) + (Math.abs(seed.hash.hashCode()) % 20)) / 60;
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if (linelength > outerradius) linelength = outerradius;
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int dotsize = 6 + 2 * (int) (seed.getLinkCount() / 500000L);
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if (dotsize > 18) dotsize = 18;
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img.setMode(ImagePainter.MODE_ADD);
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// draw dot
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img.setColor(colorDot);
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img.arcDot(x, y, innerradius, angle, dotsize);
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// draw line to text
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img.setColor(colorLine);
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img.arcLine(x, y, innerradius + 18, innerradius + linelength, angle);
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// draw text
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img.setColor(colorText);
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img.arcPrint(x, y, innerradius + linelength, angle, name);
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// draw corona around dot for crawling activity
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int ppm10 = seed.getPPM() / 10;
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if (ppm10 > 0) {
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if (ppm10 > 3) ppm10 = 3;
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// draw a wave around crawling peers
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long strength;
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img.setMode(ImagePainter.MODE_SUB);
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img.setColor("303030");
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img.arcArc(x, y, innerradius, angle, dotsize + 1, dotsize + 1, 0, 360);
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int waveradius = innerradius / 2;
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for (int r = 0; r < waveradius; r++) {
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strength = (waveradius - r) * (long) (0x08 * ppm10 * (1.0 + Math.sin(Math.PI * 16 * r / waveradius))) / waveradius;
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//System.out.println("r = " + r + ", Strength = " + strength);
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img.setColor((strength << 16) | (strength << 8) | strength);
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img.arcArc(x, y, innerradius, angle, dotsize + r, dotsize + r, 0, 360);
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}
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}
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}
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}
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