3 * Copyright (C) 2007 EDIT
4 * European Distributed Institute of Taxonomy
5 * http://www.e-taxonomy.eu
7 * The contents of this file are subject to the Mozilla Public License Version 1.1
8 * See LICENSE.TXT at the top of this package for the full license terms.
11 package eu
.etaxonomy
.taxeditor
.ui
.section
.media
;
13 import java
.io
.IOException
;
16 import org
.apache
.commons
.io
.FileUtils
;
17 import org
.apache
.http
.HttpException
;
18 import org
.eclipse
.swt
.events
.SelectionListener
;
20 import eu
.etaxonomy
.cdm
.common
.media
.ImageInfo
;
21 import eu
.etaxonomy
.cdm
.model
.media
.ImageFile
;
22 import eu
.etaxonomy
.taxeditor
.ui
.element
.AbstractFormSection
;
23 import eu
.etaxonomy
.taxeditor
.ui
.element
.CdmFormFactory
;
24 import eu
.etaxonomy
.taxeditor
.ui
.element
.CdmPropertyChangeEvent
;
25 import eu
.etaxonomy
.taxeditor
.ui
.element
.ICdmFormElement
;
26 import eu
.etaxonomy
.taxeditor
.ui
.element
.ImageElement
;
27 import eu
.etaxonomy
.taxeditor
.ui
.element
.KeyValueViewerElement
;
28 import eu
.etaxonomy
.taxeditor
.ui
.element
.NumberWithLabelElement
;
32 * @created Mar 26, 2010
35 public class ImageFileElement
extends MediaRepresentationPartElement
<ImageFile
> {
37 private NumberWithLabelElement text_height
;
38 private NumberWithLabelElement text_width
;
39 private KeyValueViewerElement element_keyValue
;
40 private ImageElement element_image
;
42 public ImageFileElement(CdmFormFactory cdmFormFactory
,
43 AbstractFormSection section
, ImageFile element
,
44 SelectionListener removeListener
, int style
) {
45 super(cdmFormFactory
, section
, element
, removeListener
, style
);
50 public void createControls(ICdmFormElement formElement
, int style
) {
51 super.createControls(formElement
, style
);
53 text_height
= formFactory
.createNumberTextWithLabelElement(formElement
, "Height", null, style
);
54 text_height
.setEnabled(false);
55 text_width
= formFactory
.createNumberTextWithLabelElement(formElement
, "Width", null, style
);
56 text_width
.setEnabled(false);
57 element_image
= formFactory
.createImageElement(formElement
, null, style
);
58 element_keyValue
= formFactory
.createKeyValueViewerElement(formElement
, "Key", "Value", null);
63 public void setEntity(ImageFile entity
) {
64 super.setEntity(entity
);
65 text_height
.setNumber(entity
.getHeight());
66 text_width
.setNumber(entity
.getWidth());
68 loadImage(entity
.getUri(), false);
69 } catch (Exception e
) {
74 private void loadImage(URI uri
, boolean updateDimensions
) throws IOException
, HttpException
{
75 element_image
.initImageUri(uri
);
77 element_image
.loadImage();
84 ImageInfo imageInfo
= ImageInfo
.NewInstanceWithMetaData(uri
, 10000);
86 element_keyValue
.setInput(imageInfo
.getMetaData());
89 text_size
.setText(FileUtils
.byteCountToDisplaySize(imageInfo
.getLength()));
90 // KLUDGE this is not save for very large files, because of the int cast.
91 // But then, I don't think we will handle such large files in the near future
92 getEntity().setSize((int) imageInfo
.getLength());
94 text_height
.setNumber(imageInfo
.getHeight());
95 getEntity().setHeight(imageInfo
.getHeight());
97 text_width
.setNumber(imageInfo
.getWidth());
98 getEntity().setWidth(imageInfo
.getWidth());
106 public void handleEvent(Object eventSource
) {
107 if(eventSource
== text_uri
){
109 URI uri
= text_uri
.parseText();
110 getEntity().setUri(uri
);
112 //buffer URI if parsing error occurred
113 MediaDetailElement parentMediaDetailElement
= getParentMediaDetailElement();
114 if(parentMediaDetailElement
!=null){
115 parentMediaDetailElement
.setUriBuffer(text_uri
.getText());
119 loadImage(getEntity().getUri(), true);
121 firePropertyChangeEvent(new CdmPropertyChangeEvent(this, null));
122 } catch (Exception e
) {
125 firePropertyChangeEvent(this);
130 protected void handleException(Exception e
) {
131 element_image
.unloadImage();
132 text_height
.setNumber(0);
133 text_width
.setNumber(0);
135 element_image
.loadImage();