/*
* Copyright (c) 2016, Metron, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Metron, Inc. nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL METRON, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.metsci.glimpse.axis;
import java.util.HashMap;
import java.util.Map;
import com.metsci.glimpse.axis.listener.AxisListener1D;
import com.metsci.glimpse.axis.listener.AxisListener2D;
import com.metsci.glimpse.context.GlimpseBounds;
import com.metsci.glimpse.context.GlimpseTargetStack;
/**
* A delegate class holding two orthogonal one dimensional axes. Contains convenience methods
* for accessing the individual "x" and "y" {@link Axis1D}.</p>
*
* @author ulman
* @see com.metsci.glimpse.axis.Axis1D
*/
public class Axis2D
{
protected Axis1D x;
protected Axis1D y;
protected Map<AxisListener2D,AxisListener1D> listeners;
public Axis2D( final Axis1D x, final Axis1D y )
{
this.x = x;
this.y = y;
this.listeners = new HashMap<>( );
}
public Axis2D( )
{
this( new Axis1D( ), new Axis1D( ) );
}
@Override
public Axis2D clone( )
{
Axis1D newX = x.clone( );
Axis1D newY = y.clone( );
if ( x.getLockedAspectAxis( ) == y )
{
newX.lockAspectRatio( newY, x.getLockedAspectRatio( ) );
}
if ( y.getLockedAspectAxis( ) == x )
{
newY.lockAspectRatio( newX, y.getLockedAspectRatio( ) );
}
return new Axis2D( newX, newY );
}
// synchronize to maintain thread safe access to listeners map
public synchronized void removeAxisListener( final AxisListener2D listener )
{
AxisListener1D listener1D = listeners.remove( listener );
x.removeAxisListener( listener1D );
y.removeAxisListener( listener1D );
}
// synchronize to maintain thread safe access to listeners map
public synchronized void addAxisListener( final AxisListener2D listener )
{
AxisListener1D listener1D = new AxisListener1D( )
{
@Override
public void axisUpdated( Axis1D axis )
{
listener.axisUpdated( Axis2D.this );
}
};
listeners.put( listener, listener1D );
x.addAxisListener( listener1D );
y.addAxisListener( listener1D );
}
public void lockAspectRatioXY( double x_to_y_ratio )
{
x.lockAspectRatio( y, x_to_y_ratio );
y.lockAspectRatio( x, 1.0 / x_to_y_ratio );
validate( );
}
public void validate( )
{
applyConstraints( );
updateLinkedAxes( );
}
public void applyConstraints( )
{
x.applyConstraints( );
y.applyConstraints( );
}
public void updateLinkedAxes( )
{
x.updateLinkedAxes( y );
y.updateLinkedAxes( );
}
public void unlockAspectRatioXY( )
{
x.unlockAspectRatio( );
y.unlockAspectRatio( );
}
public void centerOnPoint( double newCenterX, double newCenterY )
{
double minX = getMinX( );
double maxX = getMaxX( );
double minY = getMinY( );
double maxY = getMaxY( );
double centerX = ( maxX - minX ) / 2 + minX;
double centerY = ( maxY - minY ) / 2 + minY;
double transX = newCenterX - centerX;
double transY = newCenterY - centerY;
x.setMin( minX + transX );
x.setMax( maxX + transX );
y.setMin( minY + transY );
y.setMax( maxY + transY );
x.validate( );
y.validate( );
}
public void set( double minX, double maxX, double minY, double maxY )
{
x.setMin( minX );
x.setMax( maxX );
y.setMin( minY );
y.setMax( maxY );
}
public void lock( )
{
x.lock( );
y.lock( );
}
public void unlock( )
{
x.unlock( );
y.unlock( );
}
public double getMinX( )
{
return x.getMin( );
}
public double getMaxX( )
{
return x.getMax( );
}
public double getMinY( )
{
return y.getMin( );
}
public double getMaxY( )
{
return y.getMax( );
}
public Axis1D getAxisX( )
{
return x;
}
public Axis1D getAxisY( )
{
return y;
}
public void setParent( Axis2D parent )
{
if ( x != null ) x.setParent( parent == null ? null : parent.getAxisX( ) );
if ( y != null ) y.setParent( parent == null ? null : parent.getAxisY( ) );
}
public void setLinkChildren( boolean link )
{
if ( x != null ) x.setLinkChildren( link );
if ( y != null ) y.setLinkChildren( link );
}
public void setSizePixels( GlimpseTargetStack stack )
{
setSizePixels( stack.getBounds( ) );
}
public void setSizePixels( GlimpseBounds bounds )
{
if ( x != null ) x.setSizePixels( bounds.getWidth( ), false );
if ( y != null ) y.setSizePixels( bounds.getHeight( ), false );
if ( x != null ) x.setInitialized( );
if ( y != null ) y.setInitialized( );
}
@Override
public String toString( )
{
return String.format( "[%s %s]", x, y );
}
}