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377
Modules/virtualcommunity/VCView1.java
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377
Modules/virtualcommunity/VCView1.java
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/*
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VCView1.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 Vesa Parkkinen and Tuomas Lukka
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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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/** First (bad) virtualcommunity view.
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*/
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public class VCView1 extends VirtualCommunity {
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public static final String rcsid = "$Id: VCView1.java,v 1.4 2001/02/27 23:49:30 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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public void raster( FlobSet into, FlobFactory fact,
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ZZCell view, String[] dims, ZZCell accursed){
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ZZCell hist = null, hilite = null;
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if (!nohistory) {
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hist = ZZDefaultSpace.findInheritableParam(view, "history");
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if (hist == null) {
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hist = view.h("d.2",1).N("d.2");
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hist.setText("history");
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}
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hilite = hist.h("d.1", 1, true);
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}
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accursed=accursed.h(text);
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if (!nohistory) {
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if (accursed.h("d.1").equals(hist)) {
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hilite = accursed;
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accursed = ZZCursorReal.get(accursed);
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}
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if (hilite == null) {
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hilite = hist.N("d.1");
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ZZCursorReal.setcursor(hilite, accursed);
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}
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histobs.init(view, hilite);
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hilite = histobs.histpos;
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}
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Dimension rd = into.getSize();
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int head = rd.height/15;
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if (nohistory) head = 0;
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Dimension d = new Dimension(rd.width,rd.height-head);
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int w = (int)(d.width * right);
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int h = (int)(d.height * middleHeight);
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int cx = w/2;
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int cy = (int)( (d.height - h) / 2);
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int vUnit = (int)(cy / 13);
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int lw = (int)(d.width * left);
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// gapheight=1/13, line=3/13;4*gap+3*lines=1
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int bc = 0;
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// pointer
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ZZCell p = accursed;
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// another pointer
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ZZCell ptr = p;
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// used to hold kahva cells
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Hashtable handles = new Hashtable();
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Hashtable flobs = new Hashtable();
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int fh = d.height;
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int fw = (int) (right * d.width);
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Flob centerFlob = null;
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float fr = ((float)d.width) / 100000.0f;
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int magic = 20;
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// Draw the history
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int div = 1;
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if (!nohistory) div = hist.getRankLength("d.1")-1;
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if (div > magic) div = magic;
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int hw = (d.width/div)-2, sep=2;
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if (hw > head*3) { /*sep+=hw-head*3;*/ hw = head*3; }
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int hx = d.width-1-hw;
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ZZCell it = null;
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if (!nohistory) hist.s("d.1");
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int cnt=0;
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if (!nohistory) {
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while (!it.equals(hilite)) { cnt++; it = it.s("d.1"); }
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if (cnt*2+1 > magic) cnt = (magic-1)/2;
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cnt++;
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while (cnt++ < magic) {
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if (it.s("d.1") != null) it = it.s("d.1");
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else break;
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}
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}
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cnt = 0;
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centerFlob = new Flob(0, 0, 1, d.width, head, hist) {};
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into.add(centerFlob);
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if (!nohistory)
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while (!it.equals(hist) && cnt++ < magic) {
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ZZCell hit = ZZCursorReal.get(it);
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int hy = 0;
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if (hilite != null && it.equals(hilite)) hy = 5;
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history.makeFlob(into, hit, it, cfr(fr*hw), hx, hy, 1, hw, head).
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setParent(centerFlob);
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it = it.s("d.1",-1);
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hx -= sep+hw;
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}
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//-------------------------------------------
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// we have different possibilities:
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// author cell
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// - headcell in the author dim
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//
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// product cell
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// - no author dim
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// - head cell in the kahva dim
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//
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// message cell
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// - have author, not the head cell
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//-------------------------------------------
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//if ( fr > 1 ) fr = 1;
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//if ( fr < 0.7 ) fr = 0.7f;
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p("_____________fr = " +fr);
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// make the big blob in the middle
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centerFlob = center.makeFlob( into, accursed, accursed, cfr(fr*w),
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cx, cy+head, 1, w, h , 0.0f, true);
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//-------------------------------------------
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// handle the siblings, parent and children
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//-------------------------------------------
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p = accursed;
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int cSibl = 0;
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int sY = cy;
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int sX = cx;
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// siblings above the center blob
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// calculate the room...
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int rc = 0;//p.getRankLength(replies_list) -1;
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while( ( p = p.s(replies_list, -1) ) != null ){
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rc++;
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}
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rc--;
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p("got " + rc + " siblings");
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p = accursed;
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int sroom = (d.height - h)/2;
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if( rc > 0 )
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sroom = sroom / rc;
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//fr = (float)0.7;
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while( ( p = p.s(replies_list, -1) ) != null &&
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!p.equals( p.h(replies_list, -1)) && ( cSibl < rc ) ) {
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sY = sY - sroom+10;
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//sibl.makeFlob( into, p, p, (float)1.0,
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// sX, sY, 1, w, 3*vUnit);
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blobs.makeFlob( into, p, p, cfr(fr*w),
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sX, sY+head, 1, w, sroom - 20, 0.1f);
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cSibl = cSibl + 1;
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//fr -= 0.2;
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}
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// parent
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ZZCell parent = accursed.h(replies_list,-1);
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if( !parent.equals(accursed)){
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int qx = sX-w/2 +2, qy = 5+head, qw = w/2-10, qh = sroom-20;
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parent = parent.s(replies, -1);
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sibl.makeFlob( into, parent, parent, cfr(fr*(w/2-10)),
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qx + qw/2, qy + qh/2, 1, qw , qh,
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-0.1f);
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parent = parent.h(replies_list, -1, true);
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if (parent != null) {
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parent = parent.s(replies, -1);
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sibl.makeFlob( into, parent, parent, cfr(fr*(w/2-10)),
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qx - qw/4, qy - qh/4, 1, qw , qh,
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0.07f);
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}
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/*into.add(new LineDecor(cx,cy+h/2,sX-w/2+2+(w/2-10)/2,
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5+sroom-20,linecol,2));*/
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}
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p = accursed;
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cSibl = 0;
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sY = cy + h + vUnit;
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rc = 0;
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while( ( p = p.s(replies_list,1) ) != null ){
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rc++;
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}
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p("got " + rc + " siblings");
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sroom = (d.height - h)/2 - 6;
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if( rc > 0 )
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sroom = sroom / rc;
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p = accursed;
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//fr = 0.7f;
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// child
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ZZCell child = accursed.h(replies,1);
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if( child != accursed ){
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int qx = sX+w+10, qy = sY+head, qw = w/2, qh = d.height-5-sY;
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child = child.s(replies_list, 1);
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if( child != null) {
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ZZCell child2 = child.s(replies_list, 1);
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if (child2 != null) {
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sibl.makeFlob( into, child2, child2, cfr(fr*(w/2)),
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qx+qw/8, qy-qh/2, 1, qw, qh);
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}
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sibl.makeFlob( into, child, child, cfr(fr*(w/2)),
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qx, /*d.height - 3*vUnit-5*/
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qy-qh, 1, qw, qh/*3*vUnit*/);
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}
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//into.add(new LineDecor(cx+w/2,cy+h,sX+w+10,middle,linecol,2));
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}
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// siblings below the center blob
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while( (p = p.s(replies_list, 1) ) != null && (cSibl < rc) ) {
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blobs.makeFlob( into, p, p, cfr(fr*w),
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sX, sY+10+head, 1, w, sroom-20);
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cSibl = cSibl + 1;
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sY = sY + sroom;
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}
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int th = 0;
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//-------------------------------------------
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// handle the other blobs
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// depending on the center blob type
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//-------------------------------------------
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//-------------------------------------------
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// put all the handles to right side
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// in every case
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//-------------------------------------------
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// loop through the text cells, puts handle cells
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// to handles
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// XXX loop
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p = accursed;
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while( (p = p.s(text,1) ) != null){
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ptr = p.h(handle);
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if( p.getRankLength(handle) > 1 ) {
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handles.put( ""+bc, ptr);
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bc++;
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}
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}
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if ( bc != 0 )
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fh= d.height / bc;
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// blobs on the right side
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for( int i = 0; i < bc; i++ ){
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ptr = (ZZCell)handles.get(""+i);
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p("th = " + th + " ptr " + ptr);
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p("fw = " +fw );
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flobs.put(ptr, blobs.makeFlob( into, ptr, ptr, cfr(fr*(fw-2*xpad)),
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d.width - fw-xpad, th+ypad+head, 1,
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fw-2*xpad, fh-2*ypad));
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th += fh;
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}
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//-------------------------------------------
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// draw the links.
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// not correct, but SFW, this is just a demo
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//-------------------------------------------
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for( int i = 0; i< bc; i++ ){
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Flob flo=(Flob)flobs.get(handles.get(""+i));
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Point pq = flo.getPoint(-1,0);
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p("flo: " + flo + "p: " + pq);
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Point pc = centerFlob.getPoint(1,0);
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Flob l = new LinkFlob(pc.x,pc.y,pq.x,pq.y-flo.h/5,pq.x,pq.y+flo.h/5);
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into.add(l);
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}
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bc=0;
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//-------------------------------------------
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// Depending the cell type, put the blobs
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// on the left
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//-------------------------------------------
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bc = 0;
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handles = new Hashtable();
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p=accursed.h(author,-1);
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// author ?
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if( accursed == p && p.getRankLength(author) > 1 ){
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p("AUTHOR DUDE");
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// XXX loop
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while( (p = p.s(author,1) ) != null){
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//ptr = p.h(text, -1);
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p("message");
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//if( p.getRankLength(handle) > 1 ) {
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handles.put( ""+bc, p);
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bc++;
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}
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} else if ( accursed == (p=accursed.h(handle,-1)) &&
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p.getRankLength(handle) > 1){
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p("PRODUCT");
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// XXX loop
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while( (p = p.s(handle,1) ) != null){
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ptr = p.h(text, -1);
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//p("message");
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//if( p.getRankLength(handle) > 1 ) {
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handles.put( ""+bc, ptr);
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bc++;
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}
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}
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p("BC = " + bc);
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th = 0;
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if ( bc != 0 )
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fh= d.height / bc;
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// blobs on the right side
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for( int i = 0; i < bc; i++ ){
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ptr = (ZZCell)handles.get(""+i);
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p("flob message");
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p("th = " + th + " ptr " + ptr);
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flobs.put(ptr,blobs.makeFlob( into, ptr, ptr, cfr(fr*(w-2*xpad)),
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d.width-w-xpad, th+ypad+head, 1,
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w-2*xpad, fh-2*ypad));
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th += fh;
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}
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//-------------------------------------------
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// draw the links.
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// not correct, but SFW, this is just a demo
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//-------------------------------------------
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for( int i = 0; i< bc; i++ ){
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Flob flo=(Flob)flobs.get(handles.get(""+i));
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Point pq = flo.getPoint(-1,0);
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p("flo: " + flo + "p: " + pq);
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Point pc = centerFlob.getPoint(1,0);
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Flob l = new LinkFlob(pc.x,pc.y,pq.x,pq.y-flo.h/5,pq.x,pq.y+flo.h/5);
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into.add(l);
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}
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/*
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// draw the links
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FlobDecorator linker = new VCLinker();
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linker.decorate(into, "", view);
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*/
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}
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}
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Reference in New Issue
Block a user