Files
libreoffice/canvas/source/java/CanvasSprite.java
Jens-Heiner Rechtien 00d12c30bb INTEGRATION: CWS gcj5 (1.4.14); FILE MERGED
2005/06/02 07:43:04 cmc 1.4.14.1: #i50224# gcj has the required bits to build java canvas now, while sun.awt imports are unnecessary
2005-06-06 16:39:53 +00:00

350 lines
11 KiB
Java

/*************************************************************************
*
* $RCSfile: CanvasSprite.java,v $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (the "License"); You may not use this file
* except in compliance with the License. You may obtain a copy of the
* License at http://www.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
// 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.geom.*;
public class CanvasSprite
extends com.sun.star.lib.uno.helper.ComponentBase
implements com.sun.star.rendering.XAnimatedSprite,
com.sun.star.lang.XServiceInfo,
SpriteBase
{
private XAnimation spriteAnimation;
private JavaCanvas canvas;
private Graphics2D referenceGraphics;
private SpriteRunner runner;
private ViewState viewState;
private double alpha;
private java.awt.geom.Point2D.Double outputPosition;
private SpriteRep spriteRep;
//----------------------------------------------------------------------------------
public CanvasSprite( XAnimation _animation, JavaCanvas _canvas, Graphics2D _referenceGraphics )
{
CanvasUtils.printLog( "CanvasSprite constructor called!" );
spriteAnimation = _animation;
canvas = _canvas;
referenceGraphics = _referenceGraphics;
alpha = 0.0;
outputPosition = new java.awt.geom.Point2D.Double(0.0,0.0);
runner = new SpriteRunner( this, spriteAnimation, canvas );
}
public synchronized ViewState getViewState()
{
return viewState;
}
//----------------------------------------------------------------------------------
//
// SpriteBase
// ==========
//
public synchronized SpriteRep getSpriteRep()
{
if( spriteRep == null )
{
spriteRep = new SpriteRep();
setupSpriteBuffering( CanvasUtils.makeTransform( getViewState().AffineTransform ) );
spriteRep.moveSprite( outputPosition );
spriteRep.setSpriteAlpha( alpha );
// render initial sprite content
updateAnimation();
}
return spriteRep;
}
//----------------------------------------------------------------------------------
//
// XComponent
// ==========
//
public void dispose()
{
// end the animation thread
if( runner != null )
{
runner.quit();
try
{
runner.join(0); // and wait until it's really over
}
catch( java.lang.InterruptedException e ) {}
}
if( spriteRep != null )
spriteRep.dispose();
canvas = null;
spriteAnimation = null;
runner = null;
referenceGraphics = null;
spriteRep = null;
super.dispose();
}
//----------------------------------------------------------------------------------
//
// XSprite impl
// ============
//
public synchronized void startAnimation( double speed )
{
runner.startAnimation( speed );
}
public synchronized void stopAnimation()
{
runner.stopAnimation();
}
public synchronized void resetAnimation()
{
runner.resetAnimation();
}
public synchronized void updateAnimation()
{
// only call render explicitely, if animation not
// running. Otherwise, next animation render will update
// anyway.
if( spriteRep != null &&
!runner.isAnimationActive() )
{
spriteRep.renderAnimation( spriteAnimation, getViewState(), runner.getCurrentT() );
}
}
public synchronized void setPriority( double nPriority )
{
// TODO
}
public synchronized void setAlpha( double _alpha )
{
alpha = _alpha;
if( spriteRep != null )
{
spriteRep.setSpriteAlpha( alpha );
}
}
public synchronized void move( com.sun.star.geometry.RealPoint2D _aNewPos,
com.sun.star.rendering.ViewState _viewState,
com.sun.star.rendering.RenderState _renderState )
{
// 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()
{
canvas.showSprite( this );
canvas.updateScreen( false );
}
public synchronized void hide()
{
canvas.hideSprite( this );
// dispose and clear SpriteRep, animation content can be
// regenerated at any time
if( spriteRep != null )
spriteRep.dispose();
spriteRep = null;
}
public synchronized void setViewState( ViewState _viewState )
{
viewState = CanvasUtils.createAnimationViewState(_viewState,
getAnimationAttributes());
CanvasUtils.printTransform( CanvasUtils.makeTransform( viewState.AffineTransform ),
"CanvasSprite.setViewState" );
if( spriteRep != null )
{
// calculate bounds of view-transformed animation output rectangle
setupSpriteBuffering( CanvasUtils.makeTransform(getViewState().AffineTransform) );
updateAnimation();
}
}
public synchronized AnimationAttributes getAnimationAttributes()
{
return spriteAnimation.getAnimationAttributes();
}
public synchronized void setAll( RealPoint2D _aNewPos,
ViewState _viewState,
RenderState _renderState,
double _alpha,
boolean bUpdateAnimation )
{
alpha = _alpha;
// 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.setSpriteAlpha( alpha );
spriteRep.moveSprite( outputPosition );
if( bUpdateAnimation )
updateAnimation();
}
}
//----------------------------------------------------------------------------------
private void setupSpriteBuffering( AffineTransform _viewTransform )
{
// determine bounds of view-transformed animation output rectangle
com.sun.star.geometry.RealSize2D animSize = getAnimationAttributes().UntransformedSize;
java.awt.geom.Rectangle2D.Double aTransformedBounds =
CanvasUtils.calcTransformedRectBounds( new java.awt.geom.Rectangle2D.Double(0.0,0.0,
animSize.Width,
animSize.Height),
_viewTransform );
CanvasUtils.printTransform( _viewTransform, "setupSpriteBuffering" );
CanvasUtils.printLog( "setupSpriteBuffering: bounds are (" + aTransformedBounds.width + ", " + aTransformedBounds.height + ")" );
// create a buffer of the appropriate size
spriteRep.setupBuffer(referenceGraphics, (int)(aTransformedBounds.width+.5),
(int)(aTransformedBounds.height+.5) );
}
//----------------------------------------------------------------------------------
private static final String s_implName = "XSprite.java.impl";
private static final String s_serviceName = "com.sun.star.rendering.Sprite";
//----------------------------------------------------------------------------------
//
// 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 );
}
}