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plantuml/src/net/sourceforge/plantuml/bpm/CleanerMoveBlock.java
2019-09-14 20:12:04 +02:00

95 lines
2.6 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML 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 GNU General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.bpm;
public class CleanerMoveBlock implements GridCleaner {
public boolean clean(Grid grid) {
// System.err.println("CleanerMoveBlock");
for (Line line : grid.lines().toList()) {
tryGrid(grid, line);
}
return false;
}
private void tryGrid(Grid grid, Line line) {
// System.err.println("TRYING LINE " + line);
for (Col col1 : grid.cols().toList()) {
final Placeable cell1 = grid.getCell(line, col1).getData();
if (cell1 instanceof ConnectorPuzzleEmpty == false) {
continue;
}
final ConnectorPuzzleEmpty puzzle1 = (ConnectorPuzzleEmpty) cell1;
if (puzzle1.checkDirections("NS") == false) {
continue;
}
final Navigator<Col> it2 = grid.cols().navigator(col1);
int cpt = 0;
while (true) {
final Col col2 = it2.next();
cpt++;
if (col2 == null) {
break;
}
if (col1 == col2) {
continue;
}
final Placeable cell2 = grid.getCell(line, col2).getData();
if (cell2 == null) {
continue;
}
if (cell2 instanceof ConnectorPuzzleEmpty == false) {
break;
}
final ConnectorPuzzleEmpty puzzle2 = (ConnectorPuzzleEmpty) cell2;
if (puzzle2.checkDirections("NS") == false) {
continue;
}
if (cpt > 1) {
tryBridge(line, col1, col2);
}
break;
}
}
}
private void tryBridge(Line line, Col col1, final Col col2) {
// System.err.println("LINE=" + line + " " + col1 + " " + col2 + " ");
}
}