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authorThomas Fitzsimmons <fitzsim@redhat.com>2006-06-09 16:07:07 +0000
committerThomas Fitzsimmons <fitzsim@gcc.gnu.org>2006-06-09 16:07:07 +0000
commit02440ca432f1aa4de7aeda563d2493a20148554b (patch)
tree0802013820f309170e8ae5584b09e9672bab2cb6 /libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java
parent6c65d7577ca4e36675571fd8bad43ef6d34e2831 (diff)
downloadgcc-02440ca432f1aa4de7aeda563d2493a20148554b.tar.gz
String.java, [...]: Merge from GNU Classpath HEAD.
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. From-SVN: r114510
Diffstat (limited to 'libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java')
-rw-r--r--libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java205
1 files changed, 205 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java b/libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java
new file mode 100644
index 00000000000..1a782ce07e3
--- /dev/null
+++ b/libjava/classpath/gnu/java/awt/java2d/TexturePaintContext.java
@@ -0,0 +1,205 @@
+/* TexturePaintContext.java -- PaintContext impl for TexturePaint
+ Copyright (C) 2006 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 gnu.java.awt.java2d;
+
+import java.awt.AWTError;
+import java.awt.PaintContext;
+import java.awt.Rectangle;
+import java.awt.TexturePaint;
+import java.awt.geom.AffineTransform;
+import java.awt.geom.NoninvertibleTransformException;
+import java.awt.geom.Rectangle2D;
+import java.awt.image.BufferedImage;
+import java.awt.image.ColorModel;
+import java.awt.image.Raster;
+import java.awt.image.WritableRaster;
+
+/**
+ * A {@link PaintContext} implementation for {@link TexturePaint}, done in
+ * pure Java.
+ *
+ * @author Roman Kennke (kennke@aicas.com)
+ */
+public class TexturePaintContext
+ implements PaintContext
+{
+
+ /**
+ * The TexturePaint object.
+ */
+ private BufferedImage image;
+
+ /**
+ * The Raster that holds the texture.
+ */
+ private WritableRaster paintRaster;
+
+ /**
+ * The transform from userspace into device space.
+ */
+ private AffineTransform transform;
+
+ /**
+ * Creates a new TexturePaintContext for the specified TexturePaint object.
+ * This initializes the Raster which is returned by
+ * {@link #getRaster(int, int, int, int)}.
+ *
+ * @param t the texture paint object
+ * @param db the bounds of the target raster in device space
+ * @param ub the bounds of the target raster in user space
+ * @param xform the transformation from user space to device space
+ */
+ public TexturePaintContext(TexturePaint t, Rectangle db,
+ Rectangle2D ub, AffineTransform xform)
+ {
+ image = t.getImage();
+
+ try
+ {
+ // Prepare transform for mapping from device space into image space.
+ // In order to achieve this we take the transform for userspace->
+ // devicespace, append the correct scale and translation according
+ // to the anchor (which gives us the image->userspace->devicespace
+ // transform), and invert that (which gives use the device->user->image
+ // transform).
+ Rectangle2D anchor = t.getAnchorRect();
+ BufferedImage image = t.getImage();
+ double scaleX = anchor.getWidth() / image.getWidth();
+ double scaleY = anchor.getHeight() / image.getHeight();
+ transform = (AffineTransform) xform.clone();
+ transform.scale(scaleX, scaleY);
+ transform.translate(-anchor.getMinX(), -anchor.getMaxX());
+ transform = transform.createInverse();
+ }
+ catch (NoninvertibleTransformException ex)
+ {
+ AWTError err =
+ new AWTError("Unexpected NoninvertibleTransformException");
+ err.initCause(ex);
+ throw err;
+ }
+ }
+
+ /**
+ * Disposes the PaintContext. Nothing is to do here, since we don't use
+ * any native resources in that implementation.
+ */
+ public void dispose()
+ {
+ // Nothing to do here.
+ }
+
+ /**
+ * Returns the color model of this PaintContext. This implementation returnes
+ * the color model used by the BufferedImage in the TexturePaint object,
+ * this avoids costly color model transformations (at least at this point).
+ *
+ * @return the color model of this PaintContext
+ */
+ public ColorModel getColorModel()
+ {
+ return image.getColorModel();
+ }
+
+ /**
+ * Returns the Raster that is used for painting.
+ *
+ * @param x1 the x location of the raster inside the user bounds of this paint
+ * context
+ * @param y1 the y location of the raster inside the user bounds of this paint
+ * context
+ * @param w the width
+ * @param h the height
+ *
+ * @return the Raster that is used for painting
+ *
+ */
+ public Raster getRaster(int x1, int y1, int w, int h)
+ {
+ ensureRasterSize(w, h);
+ int x2 = x1 + w;
+ int y2 = y1 + h;
+ float[] src = new float[2];
+ float[] dest = new float[2];
+ Raster source = image.getData();
+ int minX = source.getMinX();
+ int width = source.getWidth();
+ int minY = source.getMinY();
+ int height = source.getHeight();
+ Object pixel = null;
+ for (int y = y1; y < y2; y++)
+ {
+ for (int x = x1; x < x2; x++)
+ {
+ // Transform the coordinates from device space into image space.
+ src[0] = x;
+ src[1] = y;
+ transform.transform(src, 0, dest, 0, 1);
+ int dx = (int) dest[0];
+ int dy = (int) dest[1];
+
+ // The modulo operation gives us the replication effect.
+ dx = ((dx - minX) % width) + minX;
+ dy = ((dy - minY) % height) + minY;
+
+ // Copy the pixel.
+ pixel = source.getDataElements(dx, dy, pixel);
+ paintRaster.setDataElements(x - x1, y - y1, pixel);
+ }
+ }
+ return paintRaster;
+ }
+
+ /**
+ * Ensures that the target raster exists and has at least the specified
+ * size.
+ *
+ * @param w the requested target width
+ * @param h the requested target height
+ */
+ private void ensureRasterSize(int w, int h)
+ {
+ if (paintRaster == null || paintRaster.getWidth() < w
+ || paintRaster.getHeight() < h)
+ {
+ Raster s = image.getData();
+ paintRaster = s.createCompatibleWritableRaster(w, h);
+ }
+ }
+}