TGSpacing.java

package org.herac.tuxguitar.gui.editors.tab;

import org.herac.tuxguitar.gui.editors.tab.layout.ViewLayout;

public abstract class TGSpacing {

  public static final int SCORE = 0x01;
  public static final int TABLATURE = 0x02;

  private int flags;
  private int[][] positions;
  private int[] spacing;

  public TGSpacing(ViewLayout layout, int[][] positions, int len) {
    this.flags = 0;
    this.flags |= ((layout.getStyle() & ViewLayout.DISPLAY_SCORE) != 0 ? SCORE
        : 0);
    this.flags |= ((layout.getStyle() & ViewLayout.DISPLAY_TABLATURE) != 0 ? TABLATURE
        : 0);
    this.positions = positions;
    this.spacing = new int[len];
  }

  public void clear() {
    for (int i = 0; i < this.spacing.length; i++) {
      this.spacing[i] = 0;
    }
  }

  public int getPosition(int index) {
    int spacing = 0;
    for (int i = 0; i < this.positions[this.flags - 1][index]; i++) {
      spacing += this.spacing[i];
    }
    return spacing;
  }

  public int getSize() {
    int spacing = 0;
    for (int i = 0; i < this.spacing.length; i++) {
      spacing += this.spacing[i];
    }
    return spacing;
  }

  public int getSize(int index) {
    return this.spacing[this.positions[this.flags - 1][index]];
  }

  public void setSize(int index, int size) {
    if (size > this.spacing[this.positions[this.flags - 1][index]]) {
      this.spacing[this.positions[this.flags - 1][index]] = size;
    }
  }
}