Files
gzz-mirror/Modules/zaubertrank/ZaubertrankCellView.java
2026-09-14 20:19:29 -04:00

142 lines
4.0 KiB
Java

/*
ZaubertrankCellView.zob
*
* Copyright (c) 2001, Benja Fallenstein
*
* You may use and distribute under the terms of either the GNU Lesser
* General Public License, either version 2 of the license or,
* at your choice, any later version. Alternatively, you may use and
* distribute under the terms of the XPL.
*
* See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of
* the licenses.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the README
* file for more details.
*
*/
/*
* Written by Benja Fallenstein
*/
package org.gzigzag;
import java.util.*;
import java.awt.*;
/** A cell view for showing one zaubertrank statement/entity/sentence etc.
* This is assembled from a number of tokens.
*/
public class ZaubertrankCellView extends FTextCellView {
public static final String rcsid = "$Id: ZaubertrankCellView.java,v 1.1 2001/04/02 20:23:13 bfallenstein Exp $";
public static boolean dbg = false;
private static void p(String s) { if(dbg) ZZLogger.log(s); }
private static void pa(String s) { ZZLogger.log(s); }
public static String zttext = "d.zt-text";
public static String ztparams = "d.zt-params", ztvalue = "d.zt-value";
public static String zttype = "d.zt-type";
/** Add the FText parts for the token at c0 to the vector. */
final void addToken(Vector v, ZZCell c0, Color bg, int scale) {
p("add token "+c0);
/** The background color to pass on to subordinate tokens.
* The background of an accursed token is the color of the cursor;
* the backgrounds of the subordinate tokens are lighter.
*/
Color newBg = bg;
// See whether there's a cursor accursing the token, and take its color.
Color col = ZZCursorReal.getAccursedColor(c0);
/* This looks awkward when the cell the cellview's called with is used.
if(col == null) {
ZZCell parcell = c0.s(ztvalue, -1);
if(parcell != null)
col = ZZCursorReal.getAccursedColor(parcell);
}
*/
if(col != null) {
bg = col;
newBg = col.brighter();
}
// Add the token's text.
for(ZZCell c = c0.getRootclone().s(zttext); c != null; c = c.s(zttext)) {
if(c.getRootclone().equals(c))
addCellPart(v, c, bg, scale);
else
addSubordinateToken(v, c0, c, newBg, scale);
}
}
final void addSubordinateToken(Vector v, ZZCell c0, ZZCell c,
Color bg, int scale) {
p("add subtoken "+c0+" "+c);
ZZCell root0 = c0.getRootclone(), root = c.getRootclone();
/** The distance between root and root0 on d.zt-params.
*/
int n = 0;
for(ZZCell d = root; d != root0; d = d.s(ztparams, -1)) {
if(d == null)
throw new SyntaxError("Found a param in a token's text which "
+ "is not on the token's params list. Token: " + c0
+ ", param: " + c);
n++;
}
ZZCell param = c0.s(ztparams, n), val = null;
if(param != null) val = param.s(ztvalue);
if(val != null)
addToken(v, val, bg, scale);
else
addTypeQuestion(v, root, param, bg, scale);
}
final void addTypeQuestion(Vector v, ZZCell root, ZZCell param,
Color bg, int scale) {
p("add type question "+root+" "+param);
if(param != null) {
Color col = ZZCursorReal.getAccursedColor(param);
if(col != null) bg = col;
}
ZZCell type = root.h(zttype, true);
if(type == null)
throw new SyntaxError("No type assigned to param: " + param);
addCellPart(v, type, bg, scale);
}
/** Get the FText for this cell at the given scale.
* scale == fract * 1000.
*/
protected FText getFText(ZZCell c0, int scale) {
ZZCell c = c0.s(ztvalue);
if(c == null) return new FText(new FText.Part[0]);
Vector v = new Vector();
addToken(v, c, null, scale);
return new FText(v);
}
/** Add a cell part to the vector of FText parts. */
final void addCellPart(Vector v, ZZCell c, Color bg, int scale) {
v.addElement(new FText.CellPart(c, 0, -1, f(scale), fm(scale),
bg, null));
}
}