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Makefile.am (gtk_awt_peer_sources): Add GtkVolatileImage.java.

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2005-05-06  Thomas Fitzsimmons  <fitzsim@redhat.com>

	* Makefile.am (gtk_awt_peer_sources): Add GtkVolatileImage.java.
	* Makefile.in: Regenerate.
	* gnu/java/awt/peer/gtk/GdkGraphicsConfiguration.java
	(createCompatibleVolatileImage(int,int)): Implement.
	(createCompatibleVolatileImage(int,int,ImageCapabilities)):
	Likewise.
	* gnu/java/awt/peer/gtk/GtkComponentPeer.java (backBuffer, caps):
	New fields.
	(createVolatileImage): Implement.
	(createBuffers): Likewise.
	(getBackBuffer): Likewise.
	(flip): Likewise.
	(destroyBuffers): Likewise.
	* gnu/java/awt/peer/gtk/GtkVolatileImage.java: New file.
	* java/awt/Canvas.java (CanvasBltBufferStrategy): New class.
	(CanvasFlipBufferStrategy): Likewise.
	(createBufferStrategy(int)): New method.
	(createBufferStrategy(int,BufferCapabilities)): Likewise.
	* java/awt/Component.java (BltBufferStrategy): Implement and
	document class.
	(FlipBufferStrategy): Likewise.
	* java/awt/Window.java (WindowBltBufferStrategy): New class.
	(WindowFlipBufferStrategy): Likewise.
	(createBufferStrategy(int)): New method.
	(createBufferStrategy(int,BufferCapabilities)): Likewise.
	(getBufferStrategy): Likewise.
	* java/awt/BufferCapabilities.java (BufferCapabilities): Rename
	front to frontCaps and back to backCaps.

From-SVN: r99336
This commit is contained in:
Thomas Fitzsimmons
2005-05-06 23:06:18 +00:00
committed by Thomas Fitzsimmons
parent 91a01f21ab
commit 2ed0018eb4
13 changed files with 966 additions and 73 deletions
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libjava/java/awt/peer/ComponentPeer.java
+52 -3
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@@ -128,11 +128,60 @@ public interface ComponentPeer
boolean canDetermineObscurity();
void coalescePaintEvent(PaintEvent e);
void updateCursorImmediately();
VolatileImage createVolatileImage(int width, int height);
boolean handlesWheelScrolling();
void createBuffers(int x, BufferCapabilities capabilities) throws AWTException;
/**
* A convenience method that creates a volatile image. The volatile
* image is created on the screen device on which this component is
* displayed, in the device's current graphics configuration.
*
* @param width width of the image
* @param height height of the image
*
* @see VolatileImage
*
* @since 1.2
*/
VolatileImage createVolatileImage(int width, int height);
/**
* Create a number of image buffers that implement a buffering
* strategy according to the given capabilities.
*
* @param numBuffers the number of buffers
* @param caps the buffering capabilities
*
* @throws AWTException if the specified buffering strategy is not
* implemented
*
* @since 1.2
*/
void createBuffers(int numBuffers, BufferCapabilities caps)
throws AWTException;
/**
* Return the back buffer of this component.
*
* @return the back buffer of this component.
*
* @since 1.2
*/
Image getBackBuffer();
/**
* Perform a page flip, leaving the contents of the back buffer in
* the specified state.
*
* @param contents the state in which to leave the back buffer
*
* @since 1.2
*/
void flip(BufferCapabilities.FlipContents contents);
/**
* Destroy the resources created by createBuffers.
*
* @since 1.2
*/
void destroyBuffers();
}