ide/image/src/org/netbeans/modules/image/ImageDataObject.java - netbeans - Git at Google

 /*
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
  * distributed with this work for additional information
  * regarding copyright ownership.  The ASF licenses this file
  * to you 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.
  */


 package org.netbeans.modules.image;


 import java.awt.Graphics;
 import java.awt.Image;
 import java.awt.Rectangle;
 import java.beans.PropertyEditor;
 import java.beans.PropertyEditorSupport;
 import java.io.BufferedInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.lang.reflect.InvocationTargetException;
 import java.net.URL;
 import javax.swing.Icon;
 import javax.swing.ImageIcon;

 import org.openide.actions.OpenAction;
 import org.openide.filesystems.FileObject;
 import org.openide.filesystems.FileStateInvalidException;
 import org.openide.loaders.*;
 import org.openide.nodes.*;
 import org.openide.ErrorManager;
 import org.openide.filesystems.MIMEResolver;
 import org.openide.util.Lookup;
 import org.openide.util.actions.SystemAction;
 import org.openide.util.HelpCtx;
 import org.openide.util.NbBundle;
 import org.openide.util.NbBundle.Messages;


 /**
  * Object that represents one file containing an image.
  * @author Petr Hamernik, Jaroslav Tulach, Ian Formanek, Michael Wever
  * @author  Marian Petras
  */
 public class ImageDataObject extends MultiDataObject implements CookieSet.Factory {

     @MIMEResolver.ExtensionRegistration(
         displayName="#ImageMimeResolverJPG",
         mimeType=ImageDataLoader.JPEG_MIME_TYPE,
         extension={"jpg", "JPG", "jpe", "JPE", "jpeg", "JPEG"},
         showInFileChooser={"#ResourceFiles"},
         position=110
     )
     @Messages("ImageMimeResolverJPG=JPEG Image Files")
     /** Generated serialized version UID. */
     static final long serialVersionUID = -6035788991669336965L;

     @MIMEResolver.ExtensionRegistration(
         displayName="#ImageMimeResolverGIF",
         mimeType=ImageDataLoader.GIF_MIME_TYPE,
         extension={"gif", "GIF"},
         showInFileChooser={"#ResourceFiles"},
         position=111
     )
     @Messages("ImageMimeResolverGIF=GIF Image Files")
     /** Base for image resource. */
     private static final String IMAGE_ICON_BASE = "org/netbeans/modules/image/imageObject.png"; // NOI18N

     @MIMEResolver.ExtensionRegistration(
         displayName="#ImageMimeResolverPNG",
         mimeType=ImageDataLoader.PNG_MIME_TYPE,
         extension={"png", "PNG"},
         showInFileChooser={"#ResourceFiles"},
         position=112
     )
     @Messages("ImageMimeResolverPNG=PNG Image Files")
     /** Open support for this image data object. */
     private transient ImageOpenSupport openSupport;
     @MIMEResolver.ExtensionRegistration(
         displayName="#ImageMimeResolverBMP",
         mimeType=ImageDataLoader.BMP_MIME_TYPE,
         extension={"bmp", "BMP"},
         showInFileChooser={"#ResourceFiles"},
         position=113
     )
     @Messages("ImageMimeResolverBMP=BMP Image Files")
     /** Print support for this image data object **/
     private transient ImagePrintSupport printSupport;

     /** Constructor.
      * @param pf primary file object for this data object
      * @param loader the data loader creating it
      * @exception DataObjectExistsException if there was already a data object for it
      */
     public ImageDataObject(FileObject pf, MultiFileLoader loader) throws DataObjectExistsException {
         super(pf, loader);

         getCookieSet().add(ImageOpenSupport.class, this);
         getCookieSet().add(ImagePrintSupport.class, this);
     }


     /** Implements <code>CookieSet.Factory</code> interface. */
     public Node.Cookie createCookie(Class clazz) {
         if(clazz.isAssignableFrom(ImageOpenSupport.class))
             return getOpenSupport();
         else if( clazz.isAssignableFrom(ImagePrintSupport.class))
             return getPrintSupport();
         else
             return null;
     }

     public Lookup getLookup() {
         return getCookieSet().getLookup();
     }

     /** Gets image open support. */
     private synchronized ImageOpenSupport getOpenSupport() {
         if(openSupport == null) {
             openSupport = new ImageOpenSupport(getPrimaryEntry());
         }
         return openSupport;
     }

     protected synchronized ImagePrintSupport getPrintSupport(){
         if(printSupport == null) {
             printSupport = new ImagePrintSupport( this );
         }
         return printSupport;
     }

     /** Help context for this object.
      * @return the help context
      */
     public HelpCtx getHelpCtx() {
         return HelpCtx.DEFAULT_HELP;
     }

     /** Get a URL for the image.
      * @return the image url
      */
     URL getImageURL() {
         return getPrimaryFile().toURL();
     }

     /** Gets image data for the image object.
      * @return the image data
      * @deprecated use getImage() instead
      */
     @Deprecated
     private byte[] getImageData() {
         try {
             FileObject fo = getPrimaryFile();
             byte[] imageData = new byte[(int)fo.getSize()];
             BufferedInputStream in = new BufferedInputStream(fo.getInputStream());
             in.read(imageData, 0, (int)fo.getSize());
             in.close();
             return imageData;
         } catch(IOException ioe) {
             return new byte[0];
         }
     }

     // Michael Wever 26/09/2001
     /** Gets image for the image data
      * @return the image or <code>null</code> if image could not be created
      * @return  java.io.IOException  if an error occurs during reading
      */
     public Image getImage() throws IOException {
         InputStream input = getPrimaryFile().getInputStream();
         try {
             return javax.imageio.ImageIO.read(input);
         } catch (IndexOutOfBoundsException ioobe) {
             return null;
         } finally {
             input.close();
         }
     }


     /** Create a node to represent the image. Overrides superclass method.
      * @return node delegate */
     protected Node createNodeDelegate () {
         return new ImageNode(this);
     }


     /** Node representing <code>ImageDataObject</code>. */
     private static final class ImageNode extends DataNode {
         /** Constructs image node. */
         public ImageNode(ImageDataObject obj) {
             super(obj, Children.LEAF);
             //setIconBase(IMAGE_ICON_BASE);
             setIconBaseWithExtension(IMAGE_ICON_BASE);
             setDefaultAction (SystemAction.get (OpenAction.class));
         }

         /** Creates property sheet. Ovrrides superclass method. */
         protected Sheet createSheet() {
             Sheet s = super.createSheet();
             Sheet.Set ss = s.get(Sheet.PROPERTIES);
             if (ss == null) {
                 ss = Sheet.createPropertiesSet();
                 s.put(ss);
             }
             ss.put(new ImageWidthProperty());
             ss.put(new ImageHeightProperty());
             ss.put(new ThumbnailProperty(getDataObject()));
             return s;
         }


         /** Property representing for thumbanil property in the sheet. */
         private static final class ThumbnailProperty extends PropertySupport.ReadOnly<Icon> {
             /** (Image) data object associated with. */
             private final DataObject obj;

             /** Constructs property. */
             public ThumbnailProperty(DataObject obj) {
                 super("thumbnail", Icon.class, // NOI18N
                     NbBundle.getMessage(ImageDataObject.class, "PROP_Thumbnail"),
                     NbBundle.getMessage(ImageDataObject.class, "HINT_Thumbnail"));
                 this.obj = obj;
             }

             /** Gets value of property. Overrides superclass method. */
             public Icon getValue() {
                 return new ImageIcon(obj.getPrimaryFile().toURL());
             }

             /** Gets property editor. */
             public PropertyEditor getPropertyEditor() {
                 return new ThumbnailPropertyEditor();
             }


             /** Property editor for thumbnail property. */
             private final class ThumbnailPropertyEditor extends PropertyEditorSupport {
                 /** Overrides superclass method.
                  * @return <code>true</code> */
                 public boolean isPaintable() {
                     return true;
                 }

                 /** Patins thumbanil of the image. Overrides superclass method. */
                 public void paintValue(Graphics g, Rectangle r) {
                     ImageIcon icon = null;

                     icon = (ImageIcon)ThumbnailProperty.this.getValue();
                     if (icon != null) {
                         int iconWidth = icon.getIconWidth();
                         int iconHeight = icon.getIconHeight();


                         // Shrink image if necessary.
                         double scale = (double)iconWidth / iconHeight;

                         if(iconWidth > r.width) {
                             iconWidth = r.width;
                             iconHeight = (int) (iconWidth / scale);
                         }

                         if(iconHeight > r.height) {
                             iconHeight = r.height;
                             iconWidth = (int) (iconHeight * scale);
                         }

                         // Try to center it if it fits, else paint as much as possible.
                         int x;
                         if(iconWidth < r.x) {
                             x = (r.x - iconWidth) / 2;
                         } else {
                             x = 5; // XXX Indent.
                         }

                         int y;
                         if(iconHeight < r.y) {
                             y = (r.y - iconHeight) / 2;
                         } else {
                             y = 0;
                         }

                         Graphics g2 = g.create(r.x, r.y, r.width, r.height);
                         g.drawImage(icon.getImage(), x, y, iconWidth, iconHeight, null);
                     }
                 }

                 /** Overrides superclass method.
                  * @return <code>null</code> */
                 public String getAsText() {
                     return null;
                 }
             } // End of class ThumbnailPropertyEditor.
         } // End of class ThumbnailProperty.

        /** Property representing for image width property in the sheet. */
        private final class ImageWidthProperty extends PropertySupport.ReadOnly<Integer> {
           /** Constructs property. */
           public ImageWidthProperty() {
              super("width", Integer.class, // NOI18N
                    NbBundle.getMessage(ImageDataObject.class, "PROP_Image_Width"), // NOI18N
                    NbBundle.getMessage(ImageDataObject.class, "HINT_Image_Width")); // NOI18N
           }

           /** Gets value of property. Overrides superclass method. */
           public Integer getValue() throws InvocationTargetException {
               final Icon icon = new ImageIcon(getDataObject().getPrimaryFile().toURL());
               return Integer.valueOf(icon.getIconWidth());
           }
        } // End of class ImageWidthProperty.

        /** Property representing for image height property in the sheet. */
        private final class ImageHeightProperty extends PropertySupport.ReadOnly<Integer> {
           /** Constructs property. */
           public ImageHeightProperty() {
              super("height", Integer.class, // NOI18N
                    NbBundle.getMessage(ImageDataObject.class,
                    "PROP_Image_Height"), // NOI18N
                    NbBundle.getMessage(ImageDataObject.class,
                    "HINT_Image_Height")); // NOI18N
           }

           /** Gets value of property. Overrides superclass method. */
           public Integer getValue() throws InvocationTargetException {
               final Icon icon = new ImageIcon(getDataObject().getPrimaryFile().toURL());
               return Integer.valueOf(icon.getIconHeight());
           }
        } // End of class ImageHeightProperty.
     } // End of class ImageNode.

 }
	/*
	* Licensed to the Apache Software Foundation (ASF) under one
	* or more contributor license agreements. See the NOTICE file
	* distributed with this work for additional information
	* regarding copyright ownership. The ASF licenses this file
	* to you 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.
	*/


	package org.netbeans.modules.image;


	import java.awt.Graphics;
	import java.awt.Image;
	import java.awt.Rectangle;
	import java.beans.PropertyEditor;
	import java.beans.PropertyEditorSupport;
	import java.io.BufferedInputStream;
	import java.io.IOException;
	import java.io.InputStream;
	import java.lang.reflect.InvocationTargetException;
	import java.net.URL;
	import javax.swing.Icon;
	import javax.swing.ImageIcon;

	import org.openide.actions.OpenAction;
	import org.openide.filesystems.FileObject;
	import org.openide.filesystems.FileStateInvalidException;
	import org.openide.loaders.*;
	import org.openide.nodes.*;
	import org.openide.ErrorManager;
	import org.openide.filesystems.MIMEResolver;
	import org.openide.util.Lookup;
	import org.openide.util.actions.SystemAction;
	import org.openide.util.HelpCtx;
	import org.openide.util.NbBundle;
	import org.openide.util.NbBundle.Messages;


	/**
	* Object that represents one file containing an image.
	* @author Petr Hamernik, Jaroslav Tulach, Ian Formanek, Michael Wever
	* @author Marian Petras
	*/
	public class ImageDataObject extends MultiDataObject implements CookieSet.Factory {

	@MIMEResolver.ExtensionRegistration(
	displayName="#ImageMimeResolverJPG",
	mimeType=ImageDataLoader.JPEG_MIME_TYPE,
	extension={"jpg", "JPG", "jpe", "JPE", "jpeg", "JPEG"},
	showInFileChooser={"#ResourceFiles"},
	position=110
	)
	@Messages("ImageMimeResolverJPG=JPEG Image Files")
	/** Generated serialized version UID. */
	static final long serialVersionUID = -6035788991669336965L;

	@MIMEResolver.ExtensionRegistration(
	displayName="#ImageMimeResolverGIF",
	mimeType=ImageDataLoader.GIF_MIME_TYPE,
	extension={"gif", "GIF"},
	showInFileChooser={"#ResourceFiles"},
	position=111
	)
	@Messages("ImageMimeResolverGIF=GIF Image Files")
	/** Base for image resource. */
	private static final String IMAGE_ICON_BASE = "org/netbeans/modules/image/imageObject.png"; // NOI18N

	@MIMEResolver.ExtensionRegistration(
	displayName="#ImageMimeResolverPNG",
	mimeType=ImageDataLoader.PNG_MIME_TYPE,
	extension={"png", "PNG"},
	showInFileChooser={"#ResourceFiles"},
	position=112
	)
	@Messages("ImageMimeResolverPNG=PNG Image Files")
	/** Open support for this image data object. */
	private transient ImageOpenSupport openSupport;
	@MIMEResolver.ExtensionRegistration(
	displayName="#ImageMimeResolverBMP",
	mimeType=ImageDataLoader.BMP_MIME_TYPE,
	extension={"bmp", "BMP"},
	showInFileChooser={"#ResourceFiles"},
	position=113
	)
	@Messages("ImageMimeResolverBMP=BMP Image Files")
	/ Print support for this image data object /
	private transient ImagePrintSupport printSupport;

	/** Constructor.
	* @param pf primary file object for this data object
	* @param loader the data loader creating it
	* @exception DataObjectExistsException if there was already a data object for it
	*/
	public ImageDataObject(FileObject pf, MultiFileLoader loader) throws DataObjectExistsException {
	super(pf, loader);

	getCookieSet().add(ImageOpenSupport.class, this);
	getCookieSet().add(ImagePrintSupport.class, this);
	}


	/** Implements <code>CookieSet.Factory</code> interface. */
	public Node.Cookie createCookie(Class clazz) {
	if(clazz.isAssignableFrom(ImageOpenSupport.class))
	return getOpenSupport();
	else if( clazz.isAssignableFrom(ImagePrintSupport.class))
	return getPrintSupport();
	else
	return null;
	}

	public Lookup getLookup() {
	return getCookieSet().getLookup();
	}

	/** Gets image open support. */
	private synchronized ImageOpenSupport getOpenSupport() {
	if(openSupport == null) {
	openSupport = new ImageOpenSupport(getPrimaryEntry());
	}
	return openSupport;
	}

	protected synchronized ImagePrintSupport getPrintSupport(){
	if(printSupport == null) {
	printSupport = new ImagePrintSupport( this );
	}
	return printSupport;
	}

	/** Help context for this object.
	* @return the help context
	*/
	public HelpCtx getHelpCtx() {
	return HelpCtx.DEFAULT_HELP;
	}

	/** Get a URL for the image.
	* @return the image url
	*/
	URL getImageURL() {
	return getPrimaryFile().toURL();
	}

	/** Gets image data for the image object.
	* @return the image data
	* @deprecated use getImage() instead
	*/
	@Deprecated
	private byte[] getImageData() {
	try {
	FileObject fo = getPrimaryFile();
	byte[] imageData = new byte[(int)fo.getSize()];
	BufferedInputStream in = new BufferedInputStream(fo.getInputStream());
	in.read(imageData, 0, (int)fo.getSize());
	in.close();
	return imageData;
	} catch(IOException ioe) {
	return new byte[0];
	}
	}

	// Michael Wever 26/09/2001
	/** Gets image for the image data
	* @return the image or <code>null</code> if image could not be created
	* @return java.io.IOException if an error occurs during reading
	*/
	public Image getImage() throws IOException {
	InputStream input = getPrimaryFile().getInputStream();
	try {
	return javax.imageio.ImageIO.read(input);
	} catch (IndexOutOfBoundsException ioobe) {
	return null;
	} finally {
	input.close();
	}
	}


	/** Create a node to represent the image. Overrides superclass method.
	* @return node delegate */
	protected Node createNodeDelegate () {
	return new ImageNode(this);
	}


	/** Node representing <code>ImageDataObject</code>. */
	private static final class ImageNode extends DataNode {
	/** Constructs image node. */
	public ImageNode(ImageDataObject obj) {
	super(obj, Children.LEAF);
	//setIconBase(IMAGE_ICON_BASE);
	setIconBaseWithExtension(IMAGE_ICON_BASE);
	setDefaultAction (SystemAction.get (OpenAction.class));
	}

	/** Creates property sheet. Ovrrides superclass method. */
	protected Sheet createSheet() {
	Sheet s = super.createSheet();
	Sheet.Set ss = s.get(Sheet.PROPERTIES);
	if (ss == null) {
	ss = Sheet.createPropertiesSet();
	s.put(ss);
	}
	ss.put(new ImageWidthProperty());
	ss.put(new ImageHeightProperty());
	ss.put(new ThumbnailProperty(getDataObject()));
	return s;
	}


	/** Property representing for thumbanil property in the sheet. */
	private static final class ThumbnailProperty extends PropertySupport.ReadOnly<Icon> {
	/** (Image) data object associated with. */
	private final DataObject obj;

	/** Constructs property. */
	public ThumbnailProperty(DataObject obj) {
	super("thumbnail", Icon.class, // NOI18N
	NbBundle.getMessage(ImageDataObject.class, "PROP_Thumbnail"),
	NbBundle.getMessage(ImageDataObject.class, "HINT_Thumbnail"));
	this.obj = obj;
	}

	/** Gets value of property. Overrides superclass method. */
	public Icon getValue() {
	return new ImageIcon(obj.getPrimaryFile().toURL());
	}

	/** Gets property editor. */
	public PropertyEditor getPropertyEditor() {
	return new ThumbnailPropertyEditor();
	}


	/** Property editor for thumbnail property. */
	private final class ThumbnailPropertyEditor extends PropertyEditorSupport {
	/** Overrides superclass method.
	* @return <code>true</code> */
	public boolean isPaintable() {
	return true;
	}

	/** Patins thumbanil of the image. Overrides superclass method. */
	public void paintValue(Graphics g, Rectangle r) {
	ImageIcon icon = null;

	icon = (ImageIcon)ThumbnailProperty.this.getValue();
	if (icon != null) {
	int iconWidth = icon.getIconWidth();
	int iconHeight = icon.getIconHeight();


	// Shrink image if necessary.
	double scale = (double)iconWidth / iconHeight;

	if(iconWidth > r.width) {
	iconWidth = r.width;
	iconHeight = (int) (iconWidth / scale);
	}

	if(iconHeight > r.height) {
	iconHeight = r.height;
	iconWidth = (int) (iconHeight * scale);
	}

	// Try to center it if it fits, else paint as much as possible.
	int x;
	if(iconWidth < r.x) {
	x = (r.x - iconWidth) / 2;
	} else {
	x = 5; // XXX Indent.
	}

	int y;
	if(iconHeight < r.y) {
	y = (r.y - iconHeight) / 2;
	} else {
	y = 0;
	}

	Graphics g2 = g.create(r.x, r.y, r.width, r.height);
	g.drawImage(icon.getImage(), x, y, iconWidth, iconHeight, null);
	}
	}

	/** Overrides superclass method.
	* @return <code>null</code> */
	public String getAsText() {
	return null;
	}
	} // End of class ThumbnailPropertyEditor.
	} // End of class ThumbnailProperty.

	/** Property representing for image width property in the sheet. */
	private final class ImageWidthProperty extends PropertySupport.ReadOnly<Integer> {
	/** Constructs property. */
	public ImageWidthProperty() {
	super("width", Integer.class, // NOI18N
	NbBundle.getMessage(ImageDataObject.class, "PROP_Image_Width"), // NOI18N
	NbBundle.getMessage(ImageDataObject.class, "HINT_Image_Width")); // NOI18N
	}

	/** Gets value of property. Overrides superclass method. */
	public Integer getValue() throws InvocationTargetException {
	final Icon icon = new ImageIcon(getDataObject().getPrimaryFile().toURL());
	return Integer.valueOf(icon.getIconWidth());
	}
	} // End of class ImageWidthProperty.

	/** Property representing for image height property in the sheet. */
	private final class ImageHeightProperty extends PropertySupport.ReadOnly<Integer> {
	/** Constructs property. */
	public ImageHeightProperty() {
	super("height", Integer.class, // NOI18N
	NbBundle.getMessage(ImageDataObject.class,
	"PROP_Image_Height"), // NOI18N
	NbBundle.getMessage(ImageDataObject.class,
	"HINT_Image_Height")); // NOI18N
	}

	/** Gets value of property. Overrides superclass method. */
	public Integer getValue() throws InvocationTargetException {
	final Icon icon = new ImageIcon(getDataObject().getPrimaryFile().toURL());
	return Integer.valueOf(icon.getIconHeight());
	}
	} // End of class ImageHeightProperty.
	} // End of class ImageNode.

	}