diff options
author | fitzsim <fitzsim@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-06-09 16:07:07 +0000 |
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committer | fitzsim <fitzsim@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-06-09 16:07:07 +0000 |
commit | 48591d852fc71f04d7083dcb0b37cf27b5d6942b (patch) | |
tree | 0802013820f309170e8ae5584b09e9672bab2cb6 /libjava/classpath/javax/swing/text/html/ImageView.java | |
parent | 5f2bd98fb3528fa948341bdac3f4c4ac9a177595 (diff) | |
download | ppe42-gcc-48591d852fc71f04d7083dcb0b37cf27b5d6942b.tar.gz ppe42-gcc-48591d852fc71f04d7083dcb0b37cf27b5d6942b.zip |
2006-06-09 Thomas Fitzsimmons <fitzsim@redhat.com>
* java/lang/String.java, classpath/native/jni/classpath/jcl.h,
classpath/native/jni/qt-peer/eventmethods.h,
classpath/native/jni/qt-peer/qtmenupeer.cpp,
classpath/native/jni/qt-peer/.cvsignore,
classpath/native/jni/gtk-peer/gdkdisplay.h,
classpath/native/jni/gtk-peer/cairographics2d.h,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoGraphics2D.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GdkFontPeer.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_FreetypeGlyphVector.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GdkGraphicsEnvironment.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_ComponentGraphicsCopy.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_ComponentGraphics.c,
classpath/native/jni/gtk-peer/.cvsignore,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkImage.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkVolatileImage.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkToolkit.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkCanvasPeer.c,
classpath/native/jni/gtk-peer/gtkpeer.h,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkClipboard.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_CairoSurface.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GdkTextLayout.c,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkFramePeer.c,
classpath/native/jni/gtk-peer/Makefile.am,
classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GtkComponentPeer.c,
classpath/native/jawt/Makefile.am,
classpath/native/jawt/.cvsignore,
classpath/native/target/Linux/Makefile.in,
classpath/native/plugin/gcjwebplugin.cc,
classpath/native/plugin/Makefile.am,
classpath/native/plugin/.cvsignore,
classpath/resource/Makefile.in,
classpath/gnu/java/awt/peer/gtk/VolatileImageGraphics.java,
classpath/gnu/java/awt/peer/gtk/CairoGraphics2D.java,
classpath/gnu/java/awt/peer/gtk/CairoSurface.java,
classpath/gnu/java/awt/peer/gtk/GdkFontPeer.java,
classpath/gnu/java/awt/peer/gtk/GdkPixbufDecoder.java,
classpath/gnu/java/awt/peer/gtk/FreetypeGlyphVector.java,
classpath/gnu/java/awt/peer/gtk/GdkGraphicsEnvironment.java,
classpath/gnu/java/awt/peer/gtk/GdkGraphics2D.java,
classpath/gnu/java/awt/peer/gtk/ComponentGraphicsCopy.java,
classpath/gnu/java/awt/peer/gtk/GtkComponentPeer.java,
classpath/gnu/java/awt/peer/gtk/GdkGraphics.java,
classpath/gnu/java/awt/peer/gtk/GtkToolkit.java,
classpath/gnu/java/awt/peer/gtk/GdkScreenGraphicsDevice.java,
classpath/gnu/java/awt/peer/gtk/BufferedImageGraphics.java,
classpath/gnu/java/awt/peer/gtk/GdkTextLayout.java,
classpath/gnu/java/awt/peer/gtk/GdkGraphicsConfiguration.java,
classpath/gnu/java/awt/peer/gtk/ComponentGraphics.java,
classpath/gnu/java/awt/peer/gtk/CairoSurfaceGraphics.java,
classpath/gnu/java/awt/peer/gtk/GtkImage.java,
classpath/gnu/java/awt/peer/gtk/GtkVolatileImage.java,
classpath/gnu/java/awt/peer/gtk/GdkGlyphVector.java,
classpath/gnu/java/awt/peer/gtk/GtkCanvasPeer.java,
classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java,
classpath/gnu/java/awt/peer/swing/SwingComponent.java,
classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java,
classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java,
classpath/gnu/java/awt/peer/swing/SwingFramePeer.java,
classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java,
classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java,
classpath/gnu/java/awt/print/JavaPrinterJob.java,
classpath/gnu/java/awt/print/PostScriptGraphics2D.java,
classpath/gnu/java/awt/print/SpooledDocument.java,
classpath/gnu/java/awt/print/JavaPrinterGraphics.java,
classpath/gnu/java/awt/BitwiseXORComposite.java,
classpath/gnu/java/awt/font/GNUGlyphVector.java,
classpath/gnu/java/awt/font/opentype/NameDecoder.java,
classpath/gnu/java/awt/java2d/RasterGraphics.java,
classpath/gnu/java/awt/java2d/TexturePaintContext.java,
classpath/gnu/java/awt/java2d/PolyEdge.java,
classpath/gnu/java/awt/java2d/AbstractGraphics2D.java,
classpath/gnu/java/awt/java2d/AlphaCompositeContext.java,
classpath/gnu/java/awt/java2d/ImagePaint.java,
classpath/gnu/java/awt/Buffers.java,
classpath/gnu/classpath/Configuration.java.in,
classpath/gnu/javax/swing/text/html/CombinedAttributes.java,
classpath/gnu/javax/swing/text/html/CharacterAttributeTranslator.java,
classpath/gnu/javax/swing/text/html/parser/htmlAttributeSet.java,
classpath/gnu/javax/swing/text/html/parser/SmallHtmlAttributeSet.java,
classpath/gnu/javax/swing/text/html/ImageViewIconFactory.java,
classpath/tools/toolwrapper.c,
classpath/tools/gnu/classpath/tools/native2ascii/Native2ASCII.java,
classpath/tools/gnu/classpath/tools/native2ascii/Messages.java,
classpath/tools/gnu/classpath/tools/getopt/FileArgumentCallback.java,
classpath/tools/gnu/classpath/tools/getopt/OptionGroup.java,
classpath/tools/gnu/classpath/tools/getopt/OptionException.java,
classpath/tools/gnu/classpath/tools/getopt/Messages.java,
classpath/tools/gnu/classpath/tools/getopt/Option.java,
classpath/tools/gnu/classpath/tools/getopt/Parser.java,
classpath/tools/gnu/classpath/tools/getopt/ClasspathToolParser.java,
classpath/tools/gnu/classpath/tools/jarsigner/JarSigner.java,
classpath/tools/gnu/classpath/tools/jarsigner/Main.java,
classpath/tools/gnu/classpath/tools/jarsigner/Messages.java,
classpath/tools/gnu/classpath/tools/jarsigner/package.html,
classpath/tools/gnu/classpath/tools/keytool/ListCmd.java,
classpath/tools/gnu/classpath/tools/keytool/StorePasswdCmd.java,
classpath/tools/gnu/classpath/tools/keytool/ExportCmd.java,
classpath/tools/gnu/classpath/tools/keytool/GenKeyCmd.java,
classpath/tools/gnu/classpath/tools/keytool/Messages.java,
classpath/tools/gnu/classpath/tools/keytool/package.html,
classpath/tools/gnu/classpath/tools/keytool/Command.java,
classpath/tools/gnu/classpath/tools/keytool/IdentityDBCmd.java,
classpath/tools/gnu/classpath/tools/keytool/Main.java,
classpath/tools/gnu/classpath/tools/keytool/DeleteCmd.java,
classpath/tools/gnu/classpath/tools/keytool/CertReqCmd.java,
classpath/tools/gnu/classpath/tools/keytool/SelfCertCmd.java,
classpath/tools/gnu/classpath/tools/keytool/KeyCloneCmd.java,
classpath/tools/gnu/classpath/tools/keytool/KeyPasswdCmd.java,
classpath/tools/gnu/classpath/tools/keytool/ImportCmd.java,
classpath/tools/gnu/classpath/tools/keytool/PrintCertCmd.java,
classpath/tools/gnu/classpath/tools/rmi/registry/package.html,
classpath/tools/gnu/classpath/tools/rmi/RMIC.txt,
classpath/tools/gnu/classpath/tools/rmi/RMIC.java,
classpath/tools/gnu/classpath/tools/appletviewer/ErrorApplet.java,
classpath/tools/gnu/classpath/tools/appletviewer/AppletClassLoader.java,
classpath/tools/gnu/classpath/tools/appletviewer/CommonAppletContext.java,
classpath/tools/gnu/classpath/tools/appletviewer/StandaloneAppletContext.java,
classpath/tools/gnu/classpath/tools/appletviewer/AppletSecurityManager.java,
classpath/tools/gnu/classpath/tools/appletviewer/PluginAppletContext.java,
classpath/tools/gnu/classpath/tools/appletviewer/AppletWarning.java,
classpath/tools/gnu/classpath/tools/appletviewer/StandaloneAppletViewer.java,
classpath/tools/gnu/classpath/tools/appletviewer/AppletTag.java,
classpath/tools/gnu/classpath/tools/appletviewer/ConsoleDialog.java,
classpath/tools/gnu/classpath/tools/appletviewer/Main.java,
classpath/tools/gnu/classpath/tools/appletviewer/StandaloneAppletWindow.java,
classpath/tools/gnu/classpath/tools/appletviewer/PluginAppletViewer.java,
classpath/tools/gnu/classpath/tools/appletviewer/TagParser.java,
classpath/tools/gnu/classpath/tools/appletviewer/PluginAppletWindow.java,
classpath/tools/gnu/classpath/tools/appletviewer/CommonAppletStub.java,
classpath/tools/gnu/classpath/tools/serialver/Messages.java,
classpath/tools/gnu/classpath/tools/serialver/SerialVer.java,
classpath/tools/gnu/classpath/tools/jar/Creator.java,
classpath/tools/gnu/classpath/tools/jar/Entry.java,
classpath/tools/gnu/classpath/tools/jar/Lister.java,
classpath/tools/gnu/classpath/tools/jar/Main.java,
classpath/tools/gnu/classpath/tools/jar/Updater.java,
classpath/tools/gnu/classpath/tools/jar/Messages.java,
classpath/tools/gnu/classpath/tools/jar/Extractor.java,
classpath/tools/gnu/classpath/tools/jar/Action.java,
classpath/tools/gnu/classpath/tools/jar/Indexer.java,
classpath/tools/gnu/classpath/tools/jar/WorkSet.java,
classpath/tools/gnu/classpath/tools/giop/GRMIC.txt,
classpath/tools/gnu/classpath/tools/giop/grmic/GiopRmicCompiler.java,
classpath/tools/gnu/classpath/tools/giop/GRMIC.java,
classpath/tools/Makefile.am, classpath/tools/jarsigner.in,
classpath/tools/keytool.in, classpath/tools/appletviewer.in,
classpath/tools/.cvsignore, classpath/configure.ac,
classpath/javax/swing/JTabbedPane.java,
classpath/javax/swing/AbstractButton.java,
classpath/javax/swing/JViewport.java,
classpath/javax/swing/KeyboardManager.java,
classpath/javax/swing/JMenuItem.java,
classpath/javax/swing/JMenuBar.java,
classpath/javax/swing/MenuSelectionManager.java,
classpath/javax/swing/JOptionPane.java,
classpath/javax/swing/JSpinner.java,
classpath/javax/swing/JCheckBoxMenuItem.java,
classpath/javax/swing/JEditorPane.java,
classpath/javax/swing/JFormattedTextField.java,
classpath/javax/swing/JTree.java,
classpath/javax/swing/CellRendererPane.java,
classpath/javax/swing/JScrollPane.java,
classpath/javax/swing/tree/VariableHeightLayoutCache.java,
classpath/javax/swing/tree/TreeNode.java,
classpath/javax/swing/tree/FixedHeightLayoutCache.java,
classpath/javax/swing/tree/DefaultTreeCellEditor.java,
classpath/javax/swing/tree/TreePath.java,
classpath/javax/swing/tree/RowMapper.java,
classpath/javax/swing/tree/DefaultMutableTreeNode.java,
classpath/javax/swing/tree/DefaultTreeModel.java,
classpath/javax/swing/tree/AbstractLayoutCache.java,
classpath/javax/swing/tree/TreeSelectionModel.java,
classpath/javax/swing/tree/DefaultTreeSelectionModel.java,
classpath/javax/swing/tree/DefaultTreeCellRenderer.java,
classpath/javax/swing/tree/ExpandVetoException.java,
classpath/javax/swing/JList.java,
classpath/javax/swing/table/JTableHeader.java,
classpath/javax/swing/table/AbstractTableModel.java,
classpath/javax/swing/table/DefaultTableModel.java,
classpath/javax/swing/table/TableCellEditor.java,
classpath/javax/swing/table/TableCellRenderer.java,
classpath/javax/swing/ProgressMonitor.java,
classpath/javax/swing/JToolBar.java,
classpath/javax/swing/TransferHandler.java,
classpath/javax/swing/DefaultCellEditor.java,
classpath/javax/swing/DefaultButtonModel.java,
classpath/javax/swing/JLayeredPane.java,
classpath/javax/swing/text/DefaultEditorKit.java,
classpath/javax/swing/text/DefaultCaret.java,
classpath/javax/swing/text/FieldView.java,
classpath/javax/swing/text/JTextComponent.java,
classpath/javax/swing/text/TextAction.java,
classpath/javax/swing/text/StyleContext.java,
classpath/javax/swing/text/html/HTMLDocument.java,
classpath/javax/swing/text/html/MinimalHTMLWriter.java,
classpath/javax/swing/text/html/ImageView.java,
classpath/javax/swing/text/html/HTMLEditorKit.java,
classpath/javax/swing/text/AbstractWriter.java,
classpath/javax/swing/text/GapContent.java,
classpath/javax/swing/text/Utilities.java,
classpath/javax/swing/text/PlainView.java,
classpath/javax/swing/UIManager.java,
classpath/javax/swing/JSplitPane.java,
classpath/javax/swing/JComponent.java,
classpath/javax/swing/SwingUtilities.java,
classpath/javax/swing/border/AbstractBorder.java,
classpath/javax/swing/border/CompoundBorder.java,
classpath/javax/swing/border/TitledBorder.java,
classpath/javax/swing/border/MatteBorder.java,
classpath/javax/swing/border/BevelBorder.java,
classpath/javax/swing/RepaintManager.java,
classpath/javax/swing/JTable.java,
classpath/javax/swing/UIDefaults.java,
classpath/javax/swing/DefaultDesktopManager.java,
classpath/javax/swing/JMenu.java,
classpath/javax/swing/JLabel.java,
classpath/javax/swing/JSlider.java,
classpath/javax/swing/plaf/basic/BasicToolBarUI.java,
classpath/javax/swing/plaf/basic/BasicButtonUI.java,
classpath/javax/swing/plaf/basic/BasicOptionPaneUI.java,
classpath/javax/swing/plaf/basic/BasicTextAreaUI.java,
classpath/javax/swing/plaf/basic/BasicToggleButtonUI.java,
classpath/javax/swing/plaf/basic/BasicSpinnerUI.java,
classpath/javax/swing/plaf/basic/BasicSliderUI.java,
classpath/javax/swing/plaf/basic/BasicTabbedPaneUI.java,
classpath/javax/swing/plaf/basic/BasicComboPopup.java,
classpath/javax/swing/plaf/basic/BasicCheckBoxUI.java,
classpath/javax/swing/plaf/basic/BasicInternalFrameUI.java,
classpath/javax/swing/plaf/basic/BasicProgressBarUI.java,
classpath/javax/swing/plaf/basic/BasicRadioButtonUI.java,
classpath/javax/swing/plaf/basic/BasicPanelUI.java,
classpath/javax/swing/plaf/basic/BasicSplitPaneUI.java,
classpath/javax/swing/plaf/basic/BasicTreeUI.java,
classpath/javax/swing/plaf/basic/BasicTableHeaderUI.java,
classpath/javax/swing/plaf/basic/BasicFileChooserUI.java,
classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java,
classpath/javax/swing/plaf/basic/BasicComboBoxUI.java,
classpath/javax/swing/plaf/basic/BasicListUI.java,
classpath/javax/swing/plaf/basic/BasicIconFactory.java,
classpath/javax/swing/plaf/basic/BasicTextUI.java,
classpath/javax/swing/plaf/basic/BasicLookAndFeel.java,
classpath/javax/swing/plaf/basic/BasicDirectoryModel.java,
classpath/javax/swing/plaf/basic/BasicRootPaneUI.java,
classpath/javax/swing/plaf/basic/BasicTableUI.java,
classpath/javax/swing/plaf/basic/SharedUIDefaults.java,
classpath/javax/swing/plaf/multi/MultiComboBoxUI.java,
classpath/javax/swing/plaf/multi/MultiListUI.java,
classpath/javax/swing/plaf/multi/MultiSplitPaneUI.java,
classpath/javax/swing/plaf/multi/MultiFileChooserUI.java,
classpath/javax/swing/plaf/multi/MultiOptionPaneUI.java,
classpath/javax/swing/plaf/multi/MultiTabbedPaneUI.java,
classpath/javax/swing/plaf/multi/MultiLookAndFeel.java,
classpath/javax/swing/plaf/metal/MetalSliderUI.java,
classpath/javax/swing/plaf/metal/MetalIconFactory.java,
classpath/javax/swing/plaf/metal/MetalComboBoxIcon.java,
classpath/javax/swing/plaf/metal/MetalTabbedPaneUI.java,
classpath/javax/swing/plaf/metal/MetalLookAndFeel.java,
classpath/javax/swing/plaf/metal/MetalCheckBoxUI.java,
classpath/javax/swing/plaf/metal/MetalSeparatorUI.java,
classpath/javax/swing/plaf/metal/MetalBorders.java,
classpath/javax/swing/plaf/metal/MetalSplitPaneDivider.java,
classpath/javax/swing/plaf/metal/MetalScrollBarUI.java,
classpath/javax/swing/plaf/metal/MetalRootPaneUI.java,
classpath/javax/swing/plaf/metal/MetalInternalFrameUI.java,
classpath/javax/swing/plaf/metal/MetalRadioButtonUI.java,
classpath/javax/swing/plaf/metal/MetalToolTipUI.java,
classpath/javax/swing/plaf/metal/MetalInternalFrameTitlePane.java,
classpath/javax/swing/plaf/metal/MetalFileChooserUI.java,
classpath/javax/swing/plaf/metal/MetalUtils.java,
classpath/javax/swing/plaf/metal/MetalComboBoxButton.java,
classpath/javax/swing/plaf/metal/MetalPopupMenuSeparatorUI.java,
classpath/javax/swing/plaf/metal/MetalButtonUI.java,
classpath/javax/swing/JPopupMenu.java,
classpath/javax/swing/JProgressBar.java,
classpath/javax/swing/WindowConstants.java,
classpath/javax/swing/JFrame.java,
classpath/javax/swing/JFileChooser.java,
classpath/javax/swing/JComboBox.java,
classpath/javax/swing/event/EventListenerList.java,
classpath/javax/swing/ListSelectionModel.java,
classpath/javax/swing/JScrollBar.java,
classpath/java/text/SimpleDateFormat.java,
classpath/java/text/NumberFormat.java,
classpath/java/text/class-dependencies.conf,
classpath/java/awt/image/ColorModel.java,
classpath/java/awt/image/BufferedImage.java,
classpath/java/awt/Window.java,
classpath/java/awt/ContainerOrderFocusTraversalPolicy.java,
classpath/java/awt/LightweightDispatcher.java,
classpath/java/awt/EventDispatchThread.java,
classpath/java/awt/BasicStroke.java,
classpath/java/awt/ColorPaintContext.java,
classpath/java/awt/Container.java,
classpath/java/awt/TexturePaint.java,
classpath/java/awt/Component.java, classpath/java/awt/Font.java,
classpath/java/awt/GraphicsConfiguration.java,
classpath/java/awt/DefaultKeyboardFocusManager.java,
classpath/java/awt/print/PrinterJob.java,
classpath/java/awt/im/InputContext.java,
classpath/java/awt/dnd/DragGestureRecognizer.java,
classpath/java/awt/Toolkit.java,
classpath/java/awt/font/GraphicAttribute.java,
classpath/java/awt/font/ImageGraphicAttribute.java,
classpath/java/awt/font/GlyphVector.java,
classpath/java/awt/font/GlyphMetrics.java,
classpath/java/awt/font/ShapeGraphicAttribute.java,
classpath/java/awt/Graphics2D.java,
classpath/include/gnu_java_awt_peer_gtk_GdkGraphicsEnvironment.h,
classpath/include/gnu_java_awt_peer_gtk_ComponentGraphics.h,
classpath/include/gnu_java_awt_peer_gtk_CairoGraphics2D.h,
classpath/include/gnu_java_awt_peer_gtk_FreetypeGlyphVector.h,
classpath/include/gnu_java_awt_peer_gtk_GtkCanvasPeer.h,
classpath/include/config.h.in,
classpath/include/gnu_java_awt_peer_gtk_GdkTextLayout.h,
classpath/include/gnu_java_awt_peer_gtk_GtkComponentPeer.h,
classpath/include/gnu_java_awt_peer_gtk_GdkFontPeer.h,
classpath/include/gnu_java_awt_peer_gtk_ComponentGraphicsCopy.h,
classpath/include/gnu_java_awt_peer_gtk_GtkVolatileImage.h,
classpath/include/gnu_java_awt_peer_gtk_GtkImage.h,
classpath/include/gnu_java_awt_peer_gtk_CairoSurface.h,
classpath/include/gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.h:
Merge from GNU Classpath HEAD.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@114510 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/classpath/javax/swing/text/html/ImageView.java')
-rw-r--r-- | libjava/classpath/javax/swing/text/html/ImageView.java | 441 |
1 files changed, 441 insertions, 0 deletions
diff --git a/libjava/classpath/javax/swing/text/html/ImageView.java b/libjava/classpath/javax/swing/text/html/ImageView.java new file mode 100644 index 00000000000..84b021070a9 --- /dev/null +++ b/libjava/classpath/javax/swing/text/html/ImageView.java @@ -0,0 +1,441 @@ +package javax.swing.text.html; + +import gnu.javax.swing.text.html.CombinedAttributes; +import gnu.javax.swing.text.html.ImageViewIconFactory; + +import java.awt.Graphics; +import java.awt.Image; +import java.awt.MediaTracker; +import java.awt.Rectangle; +import java.awt.Shape; +import java.net.MalformedURLException; +import java.net.URL; + +import javax.swing.Icon; +import javax.swing.ImageIcon; +import javax.swing.text.AttributeSet; +import javax.swing.text.BadLocationException; +import javax.swing.text.Document; +import javax.swing.text.Element; +import javax.swing.text.View; +import javax.swing.text.Position.Bias; +import javax.swing.text.html.HTML.Attribute; + +/** + * A view, representing a single image, represented by the HTML IMG tag. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class ImageView extends View +{ + /** + * True if the image loads synchronuosly (on demand). By default, the image + * loads asynchronuosly. + */ + boolean loadOnDemand; + + /** + * The image icon, wrapping the image, + */ + ImageIcon imageIcon; + + /** + * The image state. + */ + byte imageState = MediaTracker.LOADING; + + /** + * Creates the image view that represents the given element. + * + * @param element the element, represented by this image view. + */ + public ImageView(Element element) + { + super(element); + } + + /** + * Load or reload the image. This method initiates the image reloading. After + * the image is ready, the repaint event will be scheduled. The current image, + * if it already exists, will be discarded. + * + * @param itsTime + * also load if the "on demand" property is set + */ + void reloadImage(boolean itsTime) + { + URL url = getImageURL(); + if (url == null) + imageState = (byte) MediaTracker.ERRORED; + else if (!(loadOnDemand && !itsTime)) + imageIcon = new ImageIcon(url); + else + imageState = (byte) MediaTracker.LOADING; + } + + /** + * Get the image alignment. This method works handling standart alignment + * attributes in the HTML IMG tag (align = top bottom middle left right). + * Depending from the parameter, either horizontal or vertical alingment + * information is returned. + * + * @param axis - + * either X_AXIS or Y_AXIS + */ + public float getAlignment(int axis) + { + AttributeSet attrs = getAttributes(); + Object al = attrs.getAttribute(Attribute.ALIGN); + + // Default is top left aligned. + if (al == null) + return 0.0f; + + String align = al.toString(); + + if (axis == View.X_AXIS) + { + if (align.equals("middle")) + return 0.5f; + else if (align.equals("left")) + return 0.0f; + else if (align.equals("right")) + return 1.0f; + else + return 0.0f; + } + else if (axis == View.Y_AXIS) + { + if (align.equals("middle")) + return 0.5f; + else if (align.equals("top")) + return 0.0f; + else if (align.equals("bottom")) + return 1.0f; + else + return 0.0f; + } + else + throw new IllegalArgumentException("axis " + axis); + } + + /** + * Get the text that should be shown as the image replacement and also as the + * image tool tip text. The method returns the value of the attribute, having + * the name {@link Attribute#ALT}. If there is no such attribute, the image + * name from the url is returned. If the URL is not available, the empty + * string is returned. + */ + public String getAltText() + { + Object rt = getAttributes().getAttribute(Attribute.ALT); + if (rt != null) + return rt.toString(); + else + { + URL u = getImageURL(); + if (u == null) + return ""; + else + return u.getFile(); + } + } + + /** + * Returns the combination of the document and the style sheet attributes. + */ + public AttributeSet getAttributes() + { + StyleSheet styles = getStyleSheet(); + if (styles == null) + return super.getAttributes(); + else + return CombinedAttributes.combine(super.getAttributes(), + styles.getViewAttributes(this)); + } + + /** + * Get the image to render. May return null if the image is not yet loaded. + */ + public Image getImage() + { + if (imageIcon == null) + return null; + else + return imageIcon.getImage(); + } + + /** + * Get the URL location of the image to render. If this method returns null, + * the "no image" icon is rendered instead. By defaul, url must be present as + * the "src" property of the IMG tag. If it is missing, null is returned and + * the "no image" icon is rendered. + * + * @return the URL location of the image to render. + */ + public URL getImageURL() + { + Object url = getAttributes().getAttribute(Attribute.SRC); + if (url == null) + return null; + + try + { + return new URL(url.toString()); + } + catch (MalformedURLException e) + { + // The URL is malformed - no image. + return null; + } + } + + /** + * Get the icon that should be displayed while the image is loading and hence + * not yet available. + * + * @return an icon, showing a non broken sheet of paper with image. + */ + public Icon getLoadingImageIcon() + { + return ImageViewIconFactory.getLoadingImageIcon(); + } + + /** + * Get the image loading strategy. + * + * @return false (default) if the image is loaded when the view is + * constructed, true if the image is only loaded on demand when + * rendering. + */ + public boolean getLoadsSynchronously() + { + return loadOnDemand; + } + + /** + * Get the icon that should be displayed when the image is not available. + * + * @return an icon, showing a broken sheet of paper with image. + */ + public Icon getNoImageIcon() + { + return ImageViewIconFactory.getNoImageIcon(); + } + + /** + * Get the preferred span of the image along the axis. The image size is first + * requested to the attributes {@link Attribute#WIDTH} and + * {@link Attribute#HEIGHT}. If they are missing, and the image is already + * loaded, the image size is returned. If there are no attributes, and the + * image is not loaded, zero is returned. + * + * @param axis - + * either X_AXIS or Y_AXIS + * @return either width of height of the image, depending on the axis. + */ + public float getPreferredSpan(int axis) + { + AttributeSet attrs = getAttributes(); + + Image image = getImage(); + + if (axis == View.X_AXIS) + { + Object w = attrs.getAttribute(Attribute.WIDTH); + if (w != null) + return Integer.parseInt(w.toString()); + else if (image != null) + return image.getWidth(getContainer()); + else + return getNoImageIcon().getIconWidth(); + } + else if (axis == View.Y_AXIS) + { + Object w = attrs.getAttribute(Attribute.HEIGHT); + if (w != null) + return Integer.parseInt(w.toString()); + else if (image != null) + return image.getHeight(getContainer()); + else + return getNoImageIcon().getIconHeight(); + } + else + throw new IllegalArgumentException("axis " + axis); + } + + /** + * Get the associated style sheet from the document. + * + * @return the associated style sheet. + */ + protected StyleSheet getStyleSheet() + { + Document d = getElement().getDocument(); + if (d instanceof HTMLDocument) + return ((HTMLDocument) d).getStyleSheet(); + else + return null; + } + + /** + * Get the tool tip text. This is overridden to return the value of the + * {@link #getAltText()}. The parameters are ignored. + * + * @return that is returned by getAltText(). + */ + public String getToolTipText(float x, float y, Shape shape) + { + return getAltText(); + } + + /** + * Paints the image or one of the two image state icons. The image is resized + * to the shape bounds. If there is no image available, the alternative text + * is displayed besides the image state icon. + * + * @param g + * the Graphics, used for painting. + * @param bounds + * the bounds of the region where the image or replacing icon must be + * painted. + */ + public void paint(Graphics g, Shape bounds) + { + Rectangle r = bounds.getBounds(); + + if (imageIcon == null) + + { + // Loading image on demand, rendering the loading icon so far. + reloadImage(true); + + // The reloadImage sets the imageIcon, unless the URL is broken + // or malformed. + if (imageIcon != null) + { + if (imageIcon.getImageLoadStatus() != MediaTracker.COMPLETE) + { + // Render "not ready" icon, unless the image is ready + // immediately. + renderIcon(g, r, getLoadingImageIcon()); + // Add the listener to repaint when the icon will be ready. + imageIcon.setImageObserver(getContainer()); + return; + } + } + else + { + renderIcon(g, r, getNoImageIcon()); + return; + } + } + + imageState = (byte) imageIcon.getImageLoadStatus(); + + switch (imageState) + { + case MediaTracker.ABORTED: + case MediaTracker.ERRORED: + renderIcon(g, r, getNoImageIcon()); + break; + case MediaTracker.LOADING: + // If the image is not loaded completely, we still render it, as the + // partial image may be available. + case MediaTracker.COMPLETE: + { + // Paint the scaled image. + Image scaled = imageIcon.getImage().getScaledInstance( + r.width, + r.height, + Image.SCALE_DEFAULT); + ImageIcon painter = new ImageIcon(scaled); + painter.paintIcon(getContainer(), g, r.x, r.y); + } + break; + } + } + + /** + * Render "no image" icon and the alternative "no image" text. The text is + * rendered right from the icon and is aligned to the icon bottom. + */ + private void renderIcon(Graphics g, Rectangle bounds, Icon icon) + { + Shape current = g.getClip(); + try + { + g.setClip(bounds); + if (icon != null) + { + icon.paintIcon(getContainer(), g, bounds.x, bounds.y); + g.drawString(getAltText(), bounds.x + icon.getIconWidth(), + bounds.y + icon.getIconHeight()); + } + } + finally + { + g.setClip(current); + } + } + + /** + * Set if the image should be loaded only when needed (synchronuosly). By + * default, the image loads asynchronuosly. If the image is not yet ready, the + * icon, returned by the {@link #getLoadingImageIcon()}, is displayed. + */ + public void setLoadsSynchronously(boolean load_on_demand) + { + loadOnDemand = load_on_demand; + } + + /** + * Update all cached properties from the attribute set, returned by the + * {@link #getAttributes}. + */ + protected void setPropertiesFromAttributes() + { + // In the current implementation, nothing is cached yet, unless the image + // itself. + imageIcon = null; + } + + /** + * Maps the picture co-ordinates into the image position in the model. As the + * image is not divideable, this is currently implemented always to return the + * start offset. + */ + public int viewToModel(float x, float y, Shape shape, Bias[] bias) + { + return getStartOffset(); + } + + /** + * This is currently implemented always to return the area of the image view, + * as the image is not divideable by character positions. + * + * @param pos character position + * @param area of the image view + * @param bias bias + * + * @return the shape, where the given character position should be mapped. + */ + public Shape modelToView(int pos, Shape area, Bias bias) + throws BadLocationException + { + return area; + } + + /** + * Starts loading the image asynchronuosly. If the image must be loaded + * synchronuosly instead, the {@link #setLoadsSynchronously} must be + * called before calling this method. The passed parameters are not used. + */ + public void setSize(float width, float height) + { + if (imageIcon == null) + reloadImage(false); + } + + +} |