Draw string along a Rectangle : Rectangle « 2D Graphics GUI « Java

1. Java
2. 2D Graphics GUI
3. Rectangle

Draw string along a Rectangle

   

/*
 * @(#)GraphicsUtil.java  1.0 Apr 27, 2008
 *
 *  The MIT License
 *
 *  Copyright (c) 2008 Malachi de AElfweald <malachid@gmail.com>
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in
 *  all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 *  THE SOFTWARE.
 */
//package org.eoti.awt;


import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.geom.*;
import java.awt.font.*;
import java.awt.image.*;
import java.io.File;
import java.io.IOException;

public class GraphicsUtil
{
  protected Graphics g;
  protected ImageObserver observer;
  public GraphicsUtil(Graphics g, ImageObserver observer)
  {
    this.g = g;
    this.observer = observer;
  }

  public enum Align
  {
    North, NorthEast, East, SouthEast, South, SouthWest, West, NorthWest, Center
  }


  public void drawString(String text, RectangularShape bounds, Align align)
  {
    drawString(g, text, bounds, align, 0.0);
  }
  public void drawString(String text, RectangularShape bounds, Align align, double angle)
  {
    drawString(g, text, bounds, align, angle);
  }
  public static void drawString(Graphics g, String text, RectangularShape bounds, Align align)
  {
    drawString(g, text, bounds, align, 0.0);
  }
  public static void drawString(Graphics g, String text, RectangularShape bounds, Align align, double angle)
  {
    Graphics2D g2 = (Graphics2D)g;
    Font font = g2.getFont();
    if(angle != 0)
      g2.setFont(font.deriveFont(AffineTransform.getRotateInstance(Math.toRadians(angle))));

    Rectangle2D sSize = g2.getFontMetrics().getStringBounds(text, g2);
    Point2D pos = getPoint(bounds, align);
    double x = pos.getX();
    double y = pos.getY() + sSize.getHeight();

    switch(align)
    {
      case North:
      case South:
      case Center:
        x -= (sSize.getWidth() / 2);
        break;
      case NorthEast:
      case East:
      case SouthEast:
        x -= (sSize.getWidth());
        break;
      case SouthWest:
      case West:
      case NorthWest:
        break;
    }

    g2.drawString(text, (float)x, (float)y);
    g2.setFont(font);
  }
  public static Point2D getPoint(RectangularShape bounds, Align align)
  {
    double x = 0.0;
    double y = 0.0;

    switch(align)
    {
      case North:
        x = bounds.getCenterX();
        y = bounds.getMinY();
        break;
      case NorthEast:
        x = bounds.getMaxX();
        y = bounds.getMinY();
        break;
      case East:
        x = bounds.getMaxX();
        y = bounds.getCenterY();
        break;
      case SouthEast:
        x = bounds.getMaxX();
        y = bounds.getMaxY();
        break;
      case South:
        x = bounds.getCenterX();
        y = bounds.getMaxY();
        break;
      case SouthWest:
        x = bounds.getMinX();
        y = bounds.getMaxY();
        break;
      case West:
        x = bounds.getMinX();
        y = bounds.getCenterY();
        break;
      case NorthWest:
        x = bounds.getMinX();
        y = bounds.getMinY();
        break;
      case Center:
        x = bounds.getCenterX();
        y = bounds.getCenterY();
        break;
    }

    return new Point2D.Double(x,y);
  }

}

   
    
    
  

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