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/*
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VCView2.java
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*
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* Copyright (c) 2000, Ted Nelson and Tuomas Lukka
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*
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* You may use and distribute under the terms of either the GNU Lesser
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* General Public License, either version 2 of the license or,
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* at your choice, any later version. Alternatively, you may use and
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* distribute under the terms of the XPL.
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*
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* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
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* the licenses.
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*
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* This software 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 README
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* file for more details.
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*
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*/
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/*
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* Written by Tuomas Lukka and Vesa Parkkinen
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*/
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package org.gzigzag.module;
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import org.gzigzag.*;
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import java.util.*;
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import java.awt.*;
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/** Third, cardstack-like virtualcommunity view.
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*/
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public class VCView3 extends VirtualCommunity {
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public static final String rcsid =
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"$Id: VCView3.java,v 1.1 2001/02/27 20:02:21 veparkki Exp $";
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public static boolean dbg = false;
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private static void p (String s) { if(dbg) ZZLogger.log(s); }
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private static void pa(String s) { ZZLogger.log(s); }
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int dx = 10;
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int dy = 20;
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public void childSeries( FlobSet into, ZZCell cur, int x, int y,
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int w, float fract, double orot,
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int dir, int depth) {
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ZZCell s;
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if(cur.s(replies) != null) {
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s = cur.s(replies).s(replies_list);
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if(s != null)
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siblingSeries(into, s, x+(int)(w*fract), y,
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w, fract*magfract, orot, 1, depth+1);
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}
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}
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public void siblingSeries( FlobSet into, ZZCell cur, int x, int y,
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int w,
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float fract, double orot, int dir, int depth) {
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if(depth >= 2) return;
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ZZCell s;
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int upstartx, upstarty, downstartx, downstarty;
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// We do things differently depending on where we are.
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// If going to positive direction, first see if we have odd
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// or even number of cells and either put a cell in the middle
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// or not
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boolean domiddle = true;
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int count = 0;
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if(dir == 1) {
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count = cur.getRankLength(replies_list) - 1;
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if(count % 2 == 0) {
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domiddle = false;
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}
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// Either upper or middle
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cur = cur.s(replies_list, count/2);
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}
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int cw = (int)(w*fract);
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if(domiddle) {
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int h = sibl.getHeight(cur, cfr(fract), cw);
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h /= depth+1;
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// h = (int)(80*fract);
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sibl.makeFlob(into, cur, cur, cfr(fract), x, y-h/2, 1, cw, h, orot,
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(dir == 0));
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// If not parent, put children for this center blob
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if(dir >= 0)
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childSeries(into, cur, x, y, w, fract, orot, 1, depth);
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upstartx = x;
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upstarty = y - h/2;
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downstartx = x;
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downstarty = y + h/2;
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} else {
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upstartx = x;
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upstarty = y;
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downstartx = x;
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downstarty = y;
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}
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int cx = upstartx;
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int cy = upstarty;
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float cf = fract;
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s=cur;
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//if(!domiddle)
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// s = s.s(replies_list, 1);
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double rot = orot;
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rot = 0.0;
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//---
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cx = downstartx;
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cy = downstarty;
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cf = fract;
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s=cur;
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rot = orot;
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count = cur.getRankLength(replies_list) - 1;
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if( count > 0){
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FlobInfo[] fi = new FlobInfo[count];
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int flth=0;
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pa("COUNT: " + count);
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while((s = s.s(replies_list, +1))!=null ) {
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cf *= magfract;
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rot += 0.00;
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cw = (int)(w*cf);
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int ch = sibl.getHeight(s, cfr(cf), cw);
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// ch = (int)(80*cf);
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ch /= depth+1;
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fi[flth] = new FlobInfo(s,s,cfr(cf), cx,cy,1,cw,ch,rot);
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pa("flth: " + flth);
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//sibl.makeFlob(into, s, s, cfr(cf), cx, cy, 1, cw, ch, rot,
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// false);
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childSeries(into, s, cx, cy, w, fract, rot, 1, depth);
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//cy += dy;
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flth++;
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}
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for( int i=1; i<= flth;i++){
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pa("i = " + i);
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int mc = 4;
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fi[flth-i].y += (flth-i)*(dy) + mc ;
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fi[flth-i].x += (flth-i+1)*dx;
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fi[flth-i].render(sibl,into);
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}
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}
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cx = upstartx;
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cy = upstarty;
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cf = fract;
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s=cur;
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rot = orot;
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while(s != null && (s = s.s(replies_list, -1))!=null) {
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// Don't do relcell
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if(s.s(replies_list, -1) == null) break;
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cf *= magfract;
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rot = 0.00;
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cw = (int)(w*cf);
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int ch = sibl.getHeight(s, cfr(cf), cw);
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ch /= depth+1;
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// ch = (int)(80*cf);
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cy -= dy;
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cx -= dx;
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sibl.makeFlob(into, s, s, cfr(cf), cx, cy, 1, cw, ch, rot,
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false);
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childSeries(into, s, cx, cy, w, fract, rot, 1, depth);
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}
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//--
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// Parents
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s = cur.h(replies_list).s(replies, -1);
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if(dir <= 0 && s != null)
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siblingSeries(
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into, s, x - (int)(w*fract*magfract),
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y, w, (float)(fract * magfract),
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orot, -1, depth+1);
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}
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//}
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class FlobInfo {
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int x;
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int y;
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int h;
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int w;
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int d;
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ZZCell c;
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ZZCell hc;
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float fr;
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double rot;
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FlobInfo(ZZCell c, ZZCell hc, float fr,
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int x, int y, int d, int w, int h, double rot){
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this.c = c;
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this.h=h;
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this.fr=fr;
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this.x=x;
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this.y=y;
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this.d=d;
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this.w=w;
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this.hc=hc;
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this.rot = rot;
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}
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void render(MessageFlobFactory mess, FlobSet into){
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mess.makeFlob(into, c, hc, fr, x, y, d, w, h, rot,
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false);
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}
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}
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public void raster( FlobSet into, FlobFactory fact,
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ZZCell view, String[] dims, ZZCell accursed){
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accursed=accursed.h(text);
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Dimension rd = into.getSize();
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Dimension d = rd;
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// Current rotation
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double rot = 0;
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siblingSeries(into, accursed, 3*d.width/10, d.height/2, 2*d.width/5,
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(float)1.0, 0, 0, 0);
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}
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}
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