/*

  * Copyright 2002 - 2007 JEuclid, http://jeuclid.sf.net

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *      http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 /* $Id: TextObject.java,v 8afef6dd0d58 2007/09/14 08:29:58 maxberger $ */

 package net.sourceforge.jeuclid.layout;

 import java.awt.Color;

 import java.awt.Graphics2D;

 import java.awt.font.TextLayout;

 import java.awt.geom.AffineTransform;

 /**

  * @version $Revision: 8afef6dd0d58 $

  */

 public class TextObject implements GraphicsObject {

     private final TextLayout layout;

     private final Color color;

     private final float xoffset;

     private final float yoffset;

     private final AffineTransform trans;

     /**

      * Default Constructor.

      * 

      * @param textLayout

      *            Text Layout.

      * @param xo

      *            X-Offset

      * @param textColor

      *            text color.

      */

     public TextObject(final TextLayout textLayout, final float xo,

             final Color textColor) {

         assert textLayout != null;

         this.layout = textLayout;

         this.color = textColor;

         this.xoffset = xo;

         this.yoffset = 0.0f;

         this.trans = null;

     }

     /**

      * Constructor for more complex texts (operators).

      * 

      * @param textLayout

      *            Text Layout.

      * @param textColor

      *            text color.

      * @param xo

      *            X-Offset for drawing.

      * @param yo

      *            Y-Offset for drawing.

      * @param transform

      *            Transformation to apply before drawing.

      */

     public TextObject(final TextLayout textLayout, final float xo,

             final float yo, final AffineTransform transform,

             final Color textColor) {

         assert textLayout != null;

         this.layout = textLayout;

         this.color = textColor;

         this.xoffset = xo;

         this.yoffset = yo;

         this.trans = transform;

     }

     /** {@inheritDoc} */

     public void paint(final float x, final float y, final Graphics2D g) {

         g.setColor(this.color);

         final AffineTransform oldTrans = g.getTransform();

         g.translate(x + this.xoffset, y + this.yoffset);

         if (this.trans != null) {

             g.transform(this.trans);

         }

         this.layout.draw(g, 0, 0);

         g.setTransform(oldTrans);

     }

 }