created mirror

Java/flob/RowColView.zob

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+/*   
+RowColRaster.zob
+ *    
+ *    Copyright (c) 2000, Ted Nelson and Tuomas Lukka
+ *
+ *    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 Tuomas Lukka 
+ */
+ 
+
+package org.gzigzag;
+import java.awt.*;
+import java.util.*;
+
+public class RowColView implements FlobView, ZOb {
+public static final String rcsid = "$Id$";
+    public static boolean dbg = false;
+    static final void p(String s) { if(dbg) System.out.println(s); }
+    static final void pa(String s) { System.out.println(s); }
+
+    STRUCTPARAMS {
+	boolean repeat
+	    = false;
+
+	boolean row
+	    = false;
+
+	ZOb geom
+	    = new MagGrid();
+    }
+
+    void place(FlobFactory fact,
+	FlobSet f, ZZCell c, Dimension ideal, Rectangle where) {
+	float fract = (float)(where.height / (float)ideal.height);
+	fact.makeFlob(f, c, c, fract, where.x, where.y, 1, where.width, 
+		    where.height);
+	
+    }
+
+    FlobDecorator linker = new StdLinks();
+    
+    public void raster(final FlobSet into, final FlobFactory fact,
+		ZZCell view, String[] dims, ZZCell accursed) {
+	final GridGeom geom = (GridGeom)this.geom;
+	final Dimension ideal = fact.getSize(null, 1);
+	final Dimension gs = geom.setSizes(ideal, into.getSize());
+
+	final Hashtable done = new Hashtable();
+	final Rectangle rect = new Rectangle();
+
+	final int cx = gs.width / 2;
+	final int cy = gs.height / 2;
+
+	final ZZCell[] col = new ZZCell[row ? gs.height : gs.width];
+
+	final int cmain = (row ? cy : cx);
+	final int cother = (row ? cx : cy);
+
+
+	// Do the dimensions.
+	// Must do these first so that they get to be shown on top.
+        if(true)
+            ZZUtil.showFlobDims(into, fact, view, 3);
+
+	
+	// Do the single row/column
+	ZZIter.alternate(accursed, true, dims[(row ? 1 : 0)], 1, 
+	new ZZIter.NIter() {
+	    public boolean go(ZZCell c, int nth) {
+		nth += cmain;
+		if(nth < 0 || nth >= col.length) return false;
+		if(!repeat && done.get(c) != null) return false;
+		col[nth] = c;
+		done.put(c, c);
+		if(row)
+		    geom.getCell(cother, nth, rect);
+		else 
+		    geom.getCell(nth, cother, rect);
+		place(fact, into, c, ideal, rect);
+		return true;
+	    }
+	});
+
+	final int lother = (row ? gs.width : gs.height);
+
+	for(int i = 0; i<col.length; i++) {
+	    final int coord = i;
+	    ZZIter.alternate(col[i], false, dims[(row ? 0 : 1)], 1, 
+	    new ZZIter.NIter() {
+		public boolean go(ZZCell c, int nth) {
+		    nth += cother;
+		    if(nth < 0 || nth >= lother) return false;
+		    if(!repeat && done.get(c) != null) return false;
+		    done.put(c, c);
+		    if(row)
+			geom.getCell(nth, coord, rect);
+		    else
+			geom.getCell(coord, nth, rect);
+		    place(fact, into, c, ideal, rect);
+		    return true;
+		}
+	    });
+	}
+
+	linker.decorate(into, "", view);
+    }
+
+
+
+}
+// vim: set syntax=java :