/* ===================================================
 
* JFreeSVG : an SVG library for the Java(tm) platform
 
* ===================================================
 
*
 
* (C)opyright 2013-2016, by Object Refinery Limited.
  
All rights reserved.
 
*
 
* Project Info:
  
http://www.jfree.org/jfreesvg/index.html
 
*
 
* This program 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.
 
*
 
* 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 General Public License for more details.
 
*
 
* You should have received a copy of the GNU General Public License
 
* along with this program.
  
If not, see <http://www.gnu.org/licenses/>.
 
*
 
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
 
* Other names may be trademarks of their respective owners.]
 
*
 
* If you do not wish to be bound by the terms of the GPL, an alternative
 
* commercial license can be purchased.
  
For details, please see visit the
 
* JFreeSVG home page:
 
*
 
* http://www.jfree.org/jfreesvg
 
*
 
*/

package org.jfree.graphics2d.svg;

import java.awt.AWTException;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.ImageCapabilities;
import java.awt.Rectangle;
import java.awt.Transparency;
import java.awt.geom.AffineTransform;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.DirectColorModel;
import java.awt.image.VolatileImage;
import java.awt.image.WritableRaster;

/**
 
* A graphics configuration for the {@link SVGGraphics2D} class.
 
*/

public class SVGGraphicsConfiguration extends GraphicsConfiguration {

    
private GraphicsDevice device;
    

    
private int width, height;
    

    
/**
     
* Creates a new instance.
     
*
 

     
* @param width
  
the width of the bounds.
     
* @param height
  
the height of the bounds.
     
*/

    
public SVGGraphicsConfiguration(int width, int height) {
      
super();
      
this.width = width;
      
this.height = height;
    
}
    

    
/**
     
* Returns the graphics device that this configuration is associated with.
     
*
 

     
* @return The graphics device (never {@code null}).
     
*/

    
@Override
    
public GraphicsDevice getDevice() {
        
if (this.device == null) {
            
this.device = new SVGGraphicsDevice("JFreeSVG-GraphicsDevice",
                    
this);
        
}
        
return this.device;
    
}

    
/**
     
* Returns the color model for this configuration.
     
*
 

     
* @return The color model.
     
*/

    
@Override
    
public ColorModel getColorModel() {
        
return getColorModel(Transparency.TRANSLUCENT);
    
}

    
/**
     
* Returns the color model for the specified transparency type, or
 

     
* {@code null}.
     
*
 

     
* @param transparency
  
the transparency type.
     
*
 

     
* @return A color model (possibly {@code null}).
     
*/

    
@Override
    
public ColorModel getColorModel(int transparency) {
        
if (transparency == Transparency.TRANSLUCENT) {
            
return ColorModel.getRGBdefault();
        
} else if (transparency == Transparency.OPAQUE) {
            
return new DirectColorModel(32, 0x00ff0000, 0x0000ff00, 0x000000ff);
        
} else {
            
return null;
        
}
    
}

    
/**
     
* Returns the default transform.
     
*
 

     
* @return The default transform.
 

     
*/

    
@Override
    
public AffineTransform getDefaultTransform() {
        
return new AffineTransform();
    
}

    
/**
     
* Returns the normalizing transform.
     
*
 

     
* @return The normalizing transform.
 

     
*/

    
@Override
    
public AffineTransform getNormalizingTransform() {
        
return new AffineTransform();
    
}
    

    
/**
     
* Returns the bounds for this configuration.
     
*
 

     
* @return The bounds.
 

     
*/

    
@Override
    
public Rectangle getBounds() {
        
return new Rectangle(this.width, this.height);
    
}

    
/**
     
* Creates a compatible image. This override is only here to provide
     
* support for Java 6 because from Java 7 onwards the super class has a
     
* non-abstract implementation for this method.
     
*
 

     
* @param width
  
the width.
     
* @param height
  
the height.
     
*
 

     
* @return A compatible image.
 

     
*/

    
@Override
    
public BufferedImage createCompatibleImage(int width, int height) {
        
ColorModel model = getColorModel();
        
WritableRaster raster = model.createCompatibleWritableRaster(width,
                
height);
        
return new BufferedImage(model, raster, model.isAlphaPremultiplied(),
                
null);
    
}

    
private BufferedImage img;
    
private GraphicsConfiguration gc;
    

    
/**
     
* Returns a volatile image.
  
This method is a workaround for a
     
* ClassCastException that occurs on MacOSX when exporting a Swing UI
     
* that uses the Nimbus Look and Feel to SVG.
     
*
 

     
* @param width
  
the image width.
     
* @param height
  
the image height.
     
* @param caps
  
the image capabilities.
     
* @param transparency
  
the transparency.
     
*
 

     
* @return The volatile image.
     
*
 

     
* @throws AWTException if there is a problem creating the image.
     
*/

    
@Override
    
public VolatileImage createCompatibleVolatileImage(int width, int height,
            
ImageCapabilities caps, int transparency) throws AWTException {
        
if (img == null) {
            
img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_ARGB);
            
gc = img.createGraphics().getDeviceConfiguration();
        
}
        
return gc.createCompatibleVolatileImage(width, height, caps,
                
transparency);
    
}

}