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Diffstat (limited to 'libjava/classpath/java/awt/GraphicsConfiguration.java')
| -rw-r--r-- | libjava/classpath/java/awt/GraphicsConfiguration.java | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/libjava/classpath/java/awt/GraphicsConfiguration.java b/libjava/classpath/java/awt/GraphicsConfiguration.java deleted file mode 100644 index bbd9820..0000000 --- a/libjava/classpath/java/awt/GraphicsConfiguration.java +++ /dev/null @@ -1,275 +0,0 @@ -/* GraphicsConfiguration.java -- describes characteristics of graphics - Copyright (C) 2000, 2001, 2002 Free Software Foundation - -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 java.awt; - -import java.awt.geom.AffineTransform; -import java.awt.image.BufferedImage; -import java.awt.image.ColorModel; -import java.awt.image.VolatileImage; - -/** - * This class describes the configuration of various graphics devices, such - * as a monitor or printer. Different configurations may exist for the same - * device, according to the different native modes supported. - * - * <p>Virtual devices are supported (for example, in a multiple screen - * environment, a virtual device covers all screens simultaneously); the - * configuration will have a non-zero relative coordinate system in such - * a case. - * - * @author Eric Blake (ebb9@email.byu.edu) - * @see Window - * @see Frame - * @see GraphicsEnvironment - * @see GraphicsDevice - * @since 1.0 - * @status updated to 1.4 - */ -public abstract class GraphicsConfiguration -{ - - /** The cached image capabilities. */ - private ImageCapabilities imageCapabilities; - - /** The cached buffer capabilities. */ - private BufferCapabilities bufferCapabilities; - - /** - * The default constructor. - * - * @see GraphicsDevice#getConfigurations() - * @see GraphicsDevice#getDefaultConfiguration() - * @see GraphicsDevice#getBestConfiguration(GraphicsConfigTemplate) - * @see Graphics2D#getDeviceConfiguration() - */ - protected GraphicsConfiguration () - { - } - - /** - * Gets the associated device that this configuration describes. - * - * @return the device - */ - public abstract GraphicsDevice getDevice(); - - /** - * Returns a buffered image optimized to this device, so that blitting can - * be supported in the buffered image. - * - * @param w the width of the buffer - * @param h the height of the buffer - * @return the buffered image, or null if none is supported - */ - public abstract BufferedImage createCompatibleImage(int w, int h); - - /** - * Returns a buffered volatile image optimized to this device, so that - * blitting can be supported in the buffered image. Because the buffer is - * volatile, it can be optimized by native graphics accelerators. - * - * @param w the width of the buffer - * @param h the height of the buffer - * @return the buffered image, or null if none is supported - * @see Component#createVolatileImage(int, int) - * @since 1.4 - */ - public abstract VolatileImage createCompatibleVolatileImage(int w, int h); - - /** - * Returns a buffered volatile image optimized to this device, and with the - * given capabilities, so that blitting can be supported in the buffered - * image. Because the buffer is volatile, it can be optimized by native - * graphics accelerators. - * - * @param w the width of the buffer - * @param h the height of the buffer - * @param caps the desired capabilities of the image buffer - * @return the buffered image, or null if none is supported - * @throws AWTException if the capabilities cannot be met - * @since 1.4 - */ - public VolatileImage createCompatibleVolatileImage(int w, int h, - ImageCapabilities caps) - throws AWTException - { - // Must be overridden by implementations to check caps. - return createCompatibleVolatileImage(w, h); - } - - /** - * Returns a buffered volatile image optimized to this device, and - * with the given transparency. Because the buffer is volatile, it - * can be optimized by native graphics accelerators. - * - * @param width the width of the buffer - * @param height the height of the buffer - * @param transparency the transparency value for the buffer - * @return the buffered image, or null if none is supported - * @since 1.5 - */ - public abstract VolatileImage createCompatibleVolatileImage(int width, - int height, - int transparency); - - /** - * Creates a volatile image with the specified capabilities and transparency. - * If the backend cannot meet the requested capabilities and transparency, - * an AWTException is thrown. - * - * @param width the width of the image - * @param height the height of the image - * @param caps the requested capabilities - * @param transparency the required transparency - * - * @return a volatile image with the specified capabilites and transparency - * - * @throws AWTException if the required capabilities and transparency cannot - * be met - * - * @since 1.5 - */ - public VolatileImage createCompatibleVolatileImage(int width, int height, - ImageCapabilities caps, - int transparency) - throws AWTException - { - // Must be overridden by implementations to check caps. - return createCompatibleVolatileImage(width, height, transparency); - } - - /** - * Returns a buffered image optimized to this device, and with the specified - * transparency, so that blitting can be supported in the buffered image. - * - * @param w the width of the buffer - * @param h the height of the buffer - * @param transparency the transparency of the buffer - * @return the buffered image, or null if none is supported - * @see Transparency#OPAQUE - * @see Transparency#BITMASK - * @see Transparency#TRANSLUCENT - */ - public abstract BufferedImage createCompatibleImage(int w, int h, - int transparency); - - /** - * Gets the color model of the corresponding device. - * - * @return the color model - */ - public abstract ColorModel getColorModel(); - - /** - * Gets a color model for the corresponding device which supports the desired - * transparency level. - * - * @param transparency the transparency of the model - * @return the color model, with transparency - * @see Transparency#OPAQUE - * @see Transparency#BITMASK - * @see Transparency#TRANSLUCENT - */ - public abstract ColorModel getColorModel(int transparency); - - /** - * Returns a transform that maps user coordinates to device coordinates. The - * preferred mapping is about 72 user units to 1 inch (2.54 cm) of physical - * space. This is often the identity transform. The device coordinates have - * the origin at the upper left, with increasing x to the right, and - * increasing y to the bottom. - * - * @return the transformation from user space to device space - * @see #getNormalizingTransform() - */ - public abstract AffineTransform getDefaultTransform(); - - /** - * Returns a transform that maps user coordinates to device coordinates. The - * exact mapping is 72 user units to 1 inch (2.54 cm) of physical space. - * This is often the identity transform. The device coordinates have the - * origin at the upper left, with increasing x to the right, and increasing - * y to the bottom. Note that this is more accurate (and thus, sometimes more - * costly) than the default transform. - * - * @return the normalized transformation from user space to device space - * @see #getDefaultTransform() - */ - public abstract AffineTransform getNormalizingTransform(); - - /** - * Returns the bounds of the configuration, in device coordinates. If this - * is a virtual device (for example, encompassing several screens), the - * bounds may have a non-zero origin. - * - * @return the device bounds - * @since 1.3 - */ - public abstract Rectangle getBounds(); - - /** - * Returns the buffering capabilities of this configuration. - * - * @return the buffer capabilities - * @since 1.4 - */ - public BufferCapabilities getBufferCapabilities() - { - if (imageCapabilities == null) - getImageCapabilities(); - - if (bufferCapabilities == null) - bufferCapabilities = new BufferCapabilities(imageCapabilities, - imageCapabilities, null); - return bufferCapabilities; - } - - /** - * Returns the imaging capabilities of this configuration. - * - * @return the image capabilities - * @since 1.4 - */ - public ImageCapabilities getImageCapabilities() - { - if (imageCapabilities == null) - imageCapabilities = new ImageCapabilities(false); - return imageCapabilities; - } -} // class GraphicsConfiguration |