Cards.java

Go to the documentation of this file.

/*
 * Turró i Cutiller Foundation. License notice.
 * Copyright (C) 2022 Lluis Turró Cutiller <http://www.turro.org/>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
package org.turro.marker.construct;
 
import org.turro.elephant.context.IConstructor;
import org.turro.string.IntToWords;
 
public class Cards {
 
  public Cards start() {
    current++;
    if(isNewRow()) {
      Markers.cards().cssClass(rowColumns()).start().render(constructor);
    }
    return this;
  }
 
  public Cards end() {
    if(isRowEnd()) {
      Markers.cards().end().render(constructor);
    }
    return this;
  }
  
  /* Columns */
  
  public Cards columns(int columns) {
    this.columns = columns;
    return this;
  }
 
  public Cards decideColumns(int... choice) {
    int maxDiff = 0;
    for(int chosen : choice) {
      int max = chosen % count;
      if(max > maxDiff) {
        maxDiff = max;
        columns = chosen;
      }
    }
    return this;
  }
  
  private boolean isNewRow() {
    return current % columns == 1;
  }
 
  private boolean isRowEnd() {
    return (current % columns) == 0 ||
           (count == current);
  }
 
  private String rowColumns() {
    int remaining = count - (current - 1);
    return IntToWords.convert(remaining < columns ? remaining : columns);
  }
  
  /* Factory */
  
  public static Cards getFor(IConstructor constructor, int count) {
    return new Cards(constructor, count);
  }
  
  private final IConstructor constructor;
  private final int count;
  
  private int columns, current;
  
  private Cards(IConstructor constructor, int count) {
    this.constructor = constructor;
    this.count = count;
    current = 0;
    columns = 3;
  }
 
}