274 lines
9.5 KiB
Java
274 lines
9.5 KiB
Java
/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2008 by Sun Microsystems, Inc.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: CanvasBitmap.java,v $
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* $Revision: 1.7 $
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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// UNO
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import com.sun.star.uno.UnoRuntime;
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import com.sun.star.uno.XComponentContext;
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import com.sun.star.uno.AnyConverter;
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import com.sun.star.lib.uno.helper.WeakBase;
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// OOo AWT
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import com.sun.star.awt.*;
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// Canvas
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import com.sun.star.rendering.*;
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import com.sun.star.geometry.*;
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public class CanvasBitmap
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extends CanvasBase
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implements com.sun.star.lang.XServiceInfo,
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com.sun.star.rendering.XBitmapCanvas,
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com.sun.star.rendering.XIntegerBitmap
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{
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private java.awt.image.BufferedImage bitmap;
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private java.awt.Graphics2D graphics;
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public CanvasBitmap( java.awt.image.BufferedImage _bitmap )
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{
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bitmap = _bitmap;
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graphics = bitmap.createGraphics();
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}
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public CanvasBitmap( IntegerSize2D mySize )
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{
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bitmap = new java.awt.image.BufferedImage(mySize.Width, mySize.Height,
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java.awt.image.BufferedImage.TYPE_4BYTE_ABGR);
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graphics = bitmap.createGraphics();
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}
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public CanvasBitmap( RealSize2D newSize, boolean beFast, CanvasBitmap source )
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{
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// java.awt.geom.AffineTransform transform = new java.awt.geom.AffineTransform();
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// transform.scale( newSize.width/size.Width, newSize.height/size.Height );
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// // TODO: Maybe keep the image returned via
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// // bitmap.getScaledInstance, and do scaling lazy.
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// bitmap = new java.awt.image.BufferedImage((int)(newSize.width+.5),
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// (int)(newSize.height+.5),
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// java.awt.image.BufferedImage.TYPE_4BYTE_ABGR);
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// java.awt.image.AffineTransformOp transformer =
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// new java.awt.image.AffineTransformOp( transform,
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// java.awt.image.AffineTransformOp.TYPE_BILINEAR);
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// transformer.filter(source.getBufferedImage(), bitmap);
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}
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public synchronized java.awt.image.BufferedImage getBufferedImage()
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{
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return bitmap;
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}
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public java.awt.Graphics2D getGraphics()
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{
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return graphics;
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}
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//
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// XBitmap implementation
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// ======================
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//
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public synchronized IntegerSize2D getSize()
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{
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return new IntegerSize2D( bitmap.getWidth(),
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bitmap.getHeight() );
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}
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//----------------------------------------------------------------------------------
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public synchronized XBitmapCanvas queryBitmapCanvas()
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{
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return this;
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}
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//----------------------------------------------------------------------------------
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public synchronized com.sun.star.rendering.XBitmap getScaledBitmap( RealSize2D newSize, boolean beFast ) throws com.sun.star.lang.IllegalArgumentException, VolatileContentDestroyedException
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{
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return new CanvasBitmap( newSize, beFast, this );
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}
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//----------------------------------------------------------------------------------
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public synchronized boolean hasAlpha()
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{
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// TODO
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return false;
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}
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//----------------------------------------------------------------------------------
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//
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// XBitmapCanvas impl
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// ==================
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//
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public synchronized void copyRect( com.sun.star.rendering.XBitmapCanvas sourceCanvas,
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com.sun.star.geometry.RealRectangle2D sourceRect,
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com.sun.star.rendering.ViewState sourceViewState,
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com.sun.star.rendering.RenderState sourceRenderState,
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com.sun.star.geometry.RealRectangle2D destRect,
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com.sun.star.rendering.ViewState destViewState,
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com.sun.star.rendering.RenderState destRenderState )
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{
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CanvasUtils.printLog( "JavaCanvas.copyRect() called" );
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// TODO: create temp image when transform is non-trivial
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if( sourceCanvas == this )
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{
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// copy rectangle within the canvas
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getGraphics().copyArea((int)sourceRect.X1,
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(int)sourceRect.Y1,
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(int)(sourceRect.X2 - sourceRect.X1),
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(int)(sourceRect.Y2 - sourceRect.Y1),
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(int)(destRect.X1 - sourceRect.X1),
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(int)(destRect.Y1 - sourceRect.Y1) );
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}
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else
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{
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if( sourceCanvas instanceof JavaCanvas )
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{
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// cache
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CanvasUtils.setupGraphicsState( getGraphics(), destViewState, destRenderState, CanvasUtils.alsoSetupPaint );
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java.awt.Image backBuffer = ((JavaCanvas)sourceCanvas).backBuffer.getBackBuffer();
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// TODO: really extract correct source rect here
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getGraphics().drawImage( backBuffer, 0, 0, null);
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CanvasUtils.postRenderImageTreatment( backBuffer );
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}
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// TODO: foreign canvas
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}
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}
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//----------------------------------------------------------------------------------
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//
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// XIntegerBitmap implementation
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// =============================
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//
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public synchronized byte[] getData( IntegerBitmapLayout[] bitmapLayout,
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IntegerRectangle2D rect )
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{
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int [] pixelData = bitmap.getRGB( rect.X1, rect.Y1, rect.X2 - rect.X1, rect.Y1 - rect.Y2, null, 0, 0 );
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return CanvasUtils.int2byte( pixelData );
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}
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//----------------------------------------------------------------------------------
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public synchronized void setData( byte[] data, IntegerBitmapLayout bitmapLayout, com.sun.star.geometry.IntegerRectangle2D rect )
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{
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int [] pixelData = CanvasUtils.byte2int( data );
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bitmap.setRGB( rect.X1, rect.Y1, rect.X2 - rect.X1, rect.Y2 - rect.Y1, pixelData, 0, bitmap.getWidth() );
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}
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//----------------------------------------------------------------------------------
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public synchronized void setPixel( byte[] color, IntegerBitmapLayout bitmapLayout, com.sun.star.geometry.IntegerPoint2D pos )
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{
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if( color.length != 4 )
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CanvasUtils.printLog( "CanvasBitmap.setPixel: Wrong color format" );
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int pixel = color[0] + (color[1] + (color[2] + color[3]*256)*256)*256;
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bitmap.setRGB( pos.X, pos.Y, pixel );
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}
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//----------------------------------------------------------------------------------
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public synchronized byte[] getPixel( IntegerBitmapLayout[] bitmapLayout,
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IntegerPoint2D pos )
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{
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int pixel = bitmap.getRGB( pos.X, pos.Y );
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byte[] res = new byte[4];
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res[0] = (byte)(pixel & 255);
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res[1] = (byte)((pixel/256) & 255);
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res[2] = (byte)((pixel/256/256) & 255);
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res[3] = (byte)((pixel/256/256/256) & 255);
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return res;
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}
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//----------------------------------------------------------------------------------
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public synchronized XBitmapPalette getPalette()
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{
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return null;
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}
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//----------------------------------------------------------------------------------
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public synchronized IntegerBitmapLayout getMemoryLayout()
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{
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// TODO: finish that one
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IntegerBitmapLayout layout = new IntegerBitmapLayout();
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layout.ScanLines = bitmap.getWidth();
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layout.ScanLineBytes = bitmap.getWidth()*4;
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layout.ScanLineStride = layout.ScanLineBytes;
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layout.Format = 0;
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layout.NumComponents = 4;
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layout.ComponentMasks = null;
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layout.Endianness = 0;
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layout.IsMsbFirst = false;
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return layout;
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}
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//----------------------------------------------------------------------------------
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//
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// XServiceInfo impl
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// =================
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//
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private static final String s_implName = "XIntegerBitmap.java.impl";
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private static final String s_serviceName = "com.sun.star.rendering.IntegerBitmap";
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public String getImplementationName()
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{
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return s_implName;
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}
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public String [] getSupportedServiceNames()
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{
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return new String [] { s_serviceName };
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}
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public boolean supportsService( String serviceName )
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{
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return serviceName.equals( s_serviceName );
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}
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}
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