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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* 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.
*
************************************************************************/
// Canvas
import com.sun.star.rendering.*;
import com.sun.star.geometry.*;
// Java AWT
import java.awt.*;
import java.awt.geom.*;
public class CanvasCustomSprite
extends com.sun.star.lib.uno.helper.ComponentBase
implements com.sun.star.rendering.XCustomSprite,
com.sun.star.lang.XServiceInfo,
SpriteBase
{
private JavaCanvas canvas;
private RealSize2D spriteSize;
private Graphics2D referenceGraphics;
private double alpha;
private java.awt.geom.Point2D.Double outputPosition;
private SpriteRep spriteRep;
//----------------------------------------------------------------------------------
public CanvasCustomSprite( RealSize2D _spriteSize,
JavaCanvas _canvas,
Graphics2D _referenceGraphics )
{
CanvasUtils.printLog( "CanvasCustomSprite constructor called, size is (" + _spriteSize.Width + ", " + _spriteSize.Height + ")" );
canvas = _canvas;
spriteSize = _spriteSize;
referenceGraphics = _referenceGraphics;
alpha = 0.0;
outputPosition = new java.awt.geom.Point2D.Double(0.0,0.0);
}
//----------------------------------------------------------------------------------
//
// SpriteBase
// ==========
//
public synchronized SpriteRep getSpriteRep()
{
if( spriteRep == null )
{
spriteRep = new SpriteRep();
spriteRep.setupBuffer(referenceGraphics, (int)(spriteSize.Width+.5), (int)(spriteSize.Height+.5) );
spriteRep.moveSprite( outputPosition );
spriteRep.setSpriteAlpha( alpha );
}
return spriteRep;
}
//----------------------------------------------------------------------------------
//
// XComponent
// ==========
//
public void dispose()
{
if( spriteRep != null )
spriteRep.dispose();
canvas = null;
referenceGraphics = null;
spriteRep = null;
super.dispose();
}
//----------------------------------------------------------------------------------
//
// XCustomSprite impl
// ==================
//
public synchronized void setPriority( double nPriority )
{
// TODO
}
public synchronized void setAlpha( double _alpha )
{
CanvasUtils.printLog( "CanvasCustomSprite.setAlpha() called" );
alpha = _alpha;
if( spriteRep != null )
{
spriteRep.setSpriteAlpha( alpha );
}
}
public synchronized void move( RealPoint2D _aNewPos,
ViewState _viewState,
RenderState _renderState )
{
CanvasUtils.printLog( "CanvasCustomSprite.move() called" );
// transform given point with concatenated transformation
AffineTransform transform = CanvasUtils.ViewConcatRenderTransform( _viewState, _renderState );
transform.transform( new java.awt.geom.Point2D.Double(_aNewPos.X,
_aNewPos.Y),
outputPosition );
if( spriteRep != null )
{
spriteRep.moveSprite( outputPosition );
}
}
public synchronized void transform( AffineMatrix2D aTransformation ) throws com.sun.star.lang.IllegalArgumentException
{
// TODO
}
public synchronized void clip( XPolyPolygon2D aClip )
{
// TODO
}
public synchronized void show()
{
CanvasUtils.printLog( "CanvasCustomSprite.show() called" );
canvas.showSprite( this );
canvas.updateScreen( false );
}
public synchronized void hide()
{
CanvasUtils.printLog( "CanvasCustomSprite.hide() called" );
canvas.hideSprite( this );
// do _not_ dispose clear SpriteRep, since we cannot actively
// repaint ourselves
}
public synchronized com.sun.star.rendering.XCanvas getContentCanvas()
{
CanvasUtils.printLog( "CanvasCustomSprite.getContentCanvas() called" );
return getSpriteRep().getContentCanvas();
}
//----------------------------------------------------------------------------------
private static final String s_implName = "XCustomSprite.java.impl";
private static final String s_serviceName = "com.sun.star.rendering.CustomSprite";
//----------------------------------------------------------------------------------
//
// 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 );
}
}
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