Files
libreoffice/canvas/source/java/BitmapCanvas.java
Rüdiger Timm 358aaade42 INTEGRATION: CWS changefileheader (1.5.142); FILE MERGED
2008/03/28 16:35:04 rt 1.5.142.1: #i87441# Change license header to LPGL v3.
2008-04-11 08:20:04 +00:00

140 lines
4.7 KiB
Java

/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: BitmapCanvas.java,v $
* $Revision: 1.6 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
// UNO
import com.sun.star.uno.UnoRuntime;
import com.sun.star.uno.XComponentContext;
import com.sun.star.uno.AnyConverter;
import com.sun.star.uno.IQueryInterface;
import com.sun.star.lang.XInitialization;
import com.sun.star.lib.uno.helper.WeakBase;
// OOo AWT
import com.sun.star.awt.*;
// Canvas
import com.sun.star.rendering.*;
import com.sun.star.geometry.*;
// Java AWT
import java.awt.*;
import java.awt.image.*;
import java.awt.geom.*;
public class BitmapCanvas
extends CanvasBase
implements com.sun.star.rendering.XBitmapCanvas,
com.sun.star.lang.XServiceInfo
{
private Graphics2D graphics;
public Graphics2D getGraphics()
{
return graphics;
}
//----------------------------------------------------------------------------------
public BitmapCanvas( Graphics2D _graphics )
{
graphics = _graphics;
}
//----------------------------------------------------------------------------------
//
// XBitmapCanvas impl
// ==================
//
public synchronized void copyRect( com.sun.star.rendering.XBitmapCanvas sourceCanvas,
com.sun.star.geometry.RealRectangle2D sourceRect,
com.sun.star.rendering.ViewState sourceViewState,
com.sun.star.rendering.RenderState sourceRenderState,
com.sun.star.geometry.RealRectangle2D destRect,
com.sun.star.rendering.ViewState destViewState,
com.sun.star.rendering.RenderState destRenderState )
{
// TODO: create temp image when transform is non-trivial
if( sourceCanvas == this )
{
// copy rectangle within the canvas
graphics.copyArea((int)sourceRect.X1,
(int)sourceRect.Y1,
(int)(sourceRect.X2 - sourceRect.X1),
(int)(sourceRect.Y2 - sourceRect.Y1),
(int)(destRect.X1 - sourceRect.X1),
(int)(destRect.Y1 - sourceRect.Y1) );
}
else
{
if( sourceCanvas instanceof JavaCanvas )
{
// cache
CanvasUtils.setupGraphicsState( graphics, destViewState, destRenderState, CanvasUtils.alsoSetupPaint );
// TODO: really extract correct source rect here
BufferedImage backBuffer = ((BufferedGraphics2D)((JavaCanvas)sourceCanvas).getGraphics()).getBackBuffer();
graphics.drawImage( backBuffer, 0, 0, null );
CanvasUtils.postRenderImageTreatment( backBuffer );
}
// TODO: foreign canvas
}
}
//----------------------------------------------------------------------------------
private static final String s_implName = "XBitmapCanvas.java.impl";
private static final String s_serviceName = "com.sun.star.rendering.BitmapCanvas";
//----------------------------------------------------------------------------------
//
// XServiceInfo impl
// =================
//
public String getImplementationName()
{
return s_implName;
}
public String [] getSupportedServiceNames()
{
return new String [] { s_serviceName };
}
public boolean supportsService( String serviceName )
{
return serviceName.equals( s_serviceName );
}
}