/*
Copyright 2003-2012 Dmitry Barashev, GanttProject Team

This file is part of GanttProject, an opensource project management tool.

GanttProject 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.

GanttProject 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with GanttProject.  If not, see <http://www.gnu.org/licenses/>.
 */
package biz.ganttproject.core.chart.canvas;

import java.awt.Font;

/**
 * Contains methods to calculate the text length
 */
public interface TextMetrics {

  /** @return the length of the text */
  int getTextLength(String text);

  /** @return the height of the text */
  int getTextHeight(String text);

  /**
   * @return the state of the object. Depending on internal settings a unique
   *         state is returned
   */
  Object getState();

  int getTextHeight(Font f, String string);
}
