aboutsummaryrefslogtreecommitdiff
path: root/libjava/classpath/javax/swing/text/LabelView.java
diff options
context:
space:
mode:
Diffstat (limited to 'libjava/classpath/javax/swing/text/LabelView.java')
-rw-r--r--libjava/classpath/javax/swing/text/LabelView.java322
1 files changed, 0 insertions, 322 deletions
diff --git a/libjava/classpath/javax/swing/text/LabelView.java b/libjava/classpath/javax/swing/text/LabelView.java
deleted file mode 100644
index 7cfeae8..0000000
--- a/libjava/classpath/javax/swing/text/LabelView.java
+++ /dev/null
@@ -1,322 +0,0 @@
-/* LabelView.java -- A view to render styled text
- Copyright (C) 2005 Free Software Foundation, Inc.
-
-This file is part of GNU Classpath.
-
-GNU Classpath 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 2, or (at your option)
-any later version.
-
-GNU Classpath 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 GNU Classpath; see the file COPYING. If not, write to the
-Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
-02110-1301 USA.
-
-Linking this library statically or dynamically with other modules is
-making a combined work based on this library. Thus, the terms and
-conditions of the GNU General Public License cover the whole
-combination.
-
-As a special exception, the copyright holders of this library give you
-permission to link this library with independent modules to produce an
-executable, regardless of the license terms of these independent
-modules, and to copy and distribute the resulting executable under
-terms of your choice, provided that you also meet, for each linked
-independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from
-or based on this library. If you modify this library, you may extend
-this exception to your version of the library, but you are not
-obligated to do so. If you do not wish to do so, delete this
-exception statement from your version. */
-
-
-package javax.swing.text;
-
-import java.awt.Color;
-import java.awt.Container;
-import java.awt.Font;
-import java.awt.FontMetrics;
-import java.awt.Shape;
-import java.awt.Toolkit;
-
-import javax.swing.event.DocumentEvent;
-
-/**
- * A {@link GlyphView} that caches the textattributes for most effective
- * rendering.
- *
- * @author Roman Kennke (kennke@aicas.com)
- */
-public class LabelView extends GlyphView
-{
-
- /**
- * The background color.
- */
- Color background;
-
- /**
- * The foreground color.
- */
- Color foreground;
-
- /**
- * The background color.
- */
- Font font;
-
- /**
- * The strikethrough flag.
- */
- boolean strikeThrough;
-
- /**
- * The underline flag.
- */
- boolean underline;
-
- /**
- * The subscript flag.
- */
- boolean subscript;
-
- /**
- * The superscript flag.
- */
- boolean superscript;
-
- /**
- * Indicates if the attributes must be refetched.
- */
- private boolean valid;
-
- /**
- * Creates a new <code>GlyphView</code> for the given <code>Element</code>.
- *
- * @param element the element that is rendered by this GlyphView
- */
- public LabelView(Element element)
- {
- super(element);
- valid = false;
- }
-
- /**
- * Loads the properties of this label view from the element's text
- * attributes. This method is called from the constructor and the
- * {@link #changedUpdate} method
- */
- protected void setPropertiesFromAttributes()
- {
- AttributeSet atts = getAttributes();
- setStrikeThrough(StyleConstants.isStrikeThrough(atts));
- setSubscript(StyleConstants.isSubscript(atts));
- setSuperscript(StyleConstants.isSuperscript(atts));
- setUnderline(StyleConstants.isUnderline(atts));
-
- // Determine the font and colors.
- Document d = getDocument();
- if (d instanceof StyledDocument)
- {
- StyledDocument doc = (StyledDocument) d;
- font = doc.getFont(atts);
- if (atts.isDefined(StyleConstants.Background))
- background = doc.getBackground(atts);
- else
- background = null;
- foreground = doc.getForeground(atts);
- }
- valid = true;
- }
-
- /**
- * Receives notification when text attributes change in the chunk of
- * text that this view is responsible for. This simply calls
- * {@link #setPropertiesFromAttributes()}.
- *
- * @param e the document event
- * @param a the allocation of this view
- * @param vf the view factory to use for creating new views
- */
- public void changedUpdate(DocumentEvent e, Shape a, ViewFactory vf)
- {
- valid = false;
- super.changedUpdate(e, a, vf);
- }
-
- /**
- * Returns the background color for the glyphs.
- *
- * @return the background color for the glyphs
- */
- public Color getBackground()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return background;
- }
-
- /**
- * Sets the background color for the glyphs. A value of <code>null</code>
- * means the background of the parent view should shine through.
- *
- * @param bg the background to set or <code>null</code>
- *
- * @since 1.5
- */
- protected void setBackground(Color bg)
- {
- background = bg;
- }
-
- /**
- * Returns the foreground color for the glyphs.
- *
- * @return the foreground color for the glyphs
- */
- public Color getForeground()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return foreground;
- }
-
- /**
- * Returns the font for the glyphs.
- *
- * @return the font for the glyphs
- */
- public Font getFont()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return font;
- }
-
- /**
- * Returns the font metrics of the current font.
- *
- * @return the font metrics of the current font
- *
- * @deprecated this is not used anymore
- */
- protected FontMetrics getFontMetrics()
- {
- if (! valid)
- setPropertiesFromAttributes();
-
- Container c = getContainer();
- FontMetrics fm;
- if (c != null)
- fm = c.getFontMetrics(font);
- else
- fm = Toolkit.getDefaultToolkit().getFontMetrics(font);
- return fm;
- }
-
- /**
- * Returns <code>true</code> if the glyphs are rendered underlined,
- * <code>false</code> otherwise.
- *
- * @return <code>true</code> if the glyphs are rendered underlined,
- * <code>false</code> otherwise
- */
- public boolean isUnderline()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return underline;
- }
-
- /**
- * Sets the underline flag.
- *
- * @param flag <code>true</code> if the glyphs are rendered underlined,
- * <code>false</code> otherwise
- */
- protected void setUnderline(boolean flag)
- {
- underline = flag;
- }
-
- /**
- * Returns <code>true</code> if the glyphs are rendered as subscript,
- * <code>false</code> otherwise.
- *
- * @return <code>true</code> if the glyphs are rendered as subscript,
- * <code>false</code> otherwise
- */
- public boolean isSubscript()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return subscript;
- }
-
- /**
- * Sets the subscript flag.
- *
- * @param flag <code>true</code> if the glyphs are rendered as subscript,
- * <code>false</code> otherwise
- */
- protected void setSubscript(boolean flag)
- {
- subscript = flag;
- }
-
- /**
- * Returns <code>true</code> if the glyphs are rendered as superscript,
- * <code>false</code> otherwise.
- *
- * @return <code>true</code> if the glyphs are rendered as superscript,
- * <code>false</code> otherwise
- */
- public boolean isSuperscript()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return superscript;
- }
-
- /**
- * Sets the superscript flag.
- *
- * @param flag <code>true</code> if the glyphs are rendered as superscript,
- * <code>false</code> otherwise
- */
- protected void setSuperscript(boolean flag)
- {
- superscript = flag;
- }
-
- /**
- * Returns <code>true</code> if the glyphs are rendered strike-through,
- * <code>false</code> otherwise.
- *
- * @return <code>true</code> if the glyphs are rendered strike-through,
- * <code>false</code> otherwise
- */
- public boolean isStrikeThrough()
- {
- if (! valid)
- setPropertiesFromAttributes();
- return strikeThrough;
- }
-
- /**
- * Sets the strike-through flag.
- *
- * @param flag <code>true</code> if the glyphs are rendered strike-through,
- * <code>false</code> otherwise
- */
- protected void setStrikeThrough(boolean flag)
- {
- strikeThrough = flag;
- }
-}