Examples of org.photovault.image.ChannelMapOperationFactory

org.photovault.image.ChannelMapOperationFactory
Factory class used to crete ChannelMapOperation objects (which are immutable)

            if ( isColorMappingChanged ) {
                Iterator colorIter = colorMappingFactories.entrySet().iterator();
                while ( colorIter.hasNext() ) {
                    Map.Entry e = (Map.Entry) colorIter.next();
                    PhotoInfo p = (PhotoInfo) e.getKey();
                    ChannelMapOperationFactory f = (ChannelMapOperationFactory) e.getValue();
                    ChannelMapOperation o = null;
                    o = f.create();
                    p.setColorChannelMapping( o );
                }
            }
        } catch ( LockNotGrantedException e ) {
            txw.abort();

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    }
    
    HashMap colorMappingFactories = new HashMap();
    
    private ChannelMapOperationFactory getColorMappingFactory( PhotoInfo p ) {
        ChannelMapOperationFactory f = null;
        if ( colorMappingFactories.containsKey( p ) ) {
            f = (ChannelMapOperationFactory) colorMappingFactories.get( p );
        } else {
            ChannelMapOperation r = p.getColorChannelMapping();
            f = new ChannelMapOperationFactory( r );
            colorMappingFactories.put( p, f );
        }
        return f;        
    }

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        final String name;        
        
        protected void setModelValue( Object model ) {
            PhotoInfo obj = (PhotoInfo) model;
            ChannelMapOperationFactory f = getColorMappingFactory( obj );
            if ( f != null ) {
                f.setChannelCurve( name, (ColorCurve) value );
            }
            colorMappingChanged();
        }

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        });
        digester.addRuleSet( new ChannelMapRuleSet( "*/photo/") );
        digester.addRule( "*/photo/color-mapping", new Rule() {
            public void end( String namespace, String name ) {
                PhotoInfo p = (PhotoInfo) digester.peek(1);
                ChannelMapOperationFactory f = 
                        (ChannelMapOperationFactory) digester.peek();
                p.setColorChannelMapping( f.create() );                
            }
        });
        
        digester.addObjectCreate( "*/photo/raw-conversion", RawSettingsFactory.class );
        digester.addRule( "*/photo/raw-conversion", new Rule() {
            public void end( String namespace, String name ) {
                PhotoInfo p = (PhotoInfo)digester.peek(1);
                RawSettingsFactory f = (RawSettingsFactory) digester.peek();
                try {
                    p.setRawSettings( f.create() );
                } catch (PhotovaultException ex) {
                    digester.createSAXException( ex );
                }
            }
        });  
        
        // Instance mappings
        digester.addFactoryCreate( "*/photo/instances/instance", new InstanceFactory() );
        digester.addCallMethod( "*/instance/file-size", "setFileSize", 0, new Class[] {Long.class} );
        digester.addCallMethod( "*/instance/width", "setWidth", 0, new Class[] {Integer.class} );
        digester.addCallMethod( "*/instance/height", "setHeight", 0, new Class[] {Integer.class} );
        digester.addCallMethod( "*/instance/crop", "setRotated", 1, new Class[] {Double.class} );
        digester.addCallParam( "*/instance/crop", 0, "rot" );
        digester.addFactoryCreate( "*/instance/crop", new RectangleFactory() );
        digester.addSetNext( "*/instance/crop", "setCropBounds" );
        digester.addRule( "*/instance/hash", new Rule() {
            public void body( String namespace, String name, String text ) {
                byte[] hash = Base64.decode( text );
                ImageInstance i = (ImageInstance) digester.peek();
                i.setHash( hash );
            }
        } );
        digester.addRuleSet( new ChannelMapRuleSet( "*/instance/") );
        digester.addRule( "*/instance/color-mapping", new Rule() {
            public void end( String namespace, String name ) {
                ImageInstance i = (ImageInstance) digester.peek(1);
                ChannelMapOperationFactory f = 
                        (ChannelMapOperationFactory) digester.peek();
                i.setColorChannelMapping( f.create() );                
            }
        });
        // Raw conversion parsing was already specified earlier. We just need a 
        // method for binding the RawConversionSettings object to instance
        digester.addObjectCreate( "*/instance/raw-conversion", RawSettingsFactory.class );
        digester.addRule( "*/instance/raw-conversion", new Rule() {
            public void end( String namespace, String name ) {
                ImageInstance i = (ImageInstance)digester.peek(1);
                RawSettingsFactory f = (RawSettingsFactory) digester.peek();
                try {
                    i.setRawSettings( f.create() );
                } catch (PhotovaultException ex) {
                    digester.createSAXException( ex );
                }
            }
        });

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            if ( c == null ) {
                // Null curve, use identity mapping
                c = new ColorCurve();
            }
            ChannelMapOperation cm = origImage.getColorAdjustment();
            ChannelMapOperationFactory f = new ChannelMapOperationFactory( cm );
            f.setChannelCurve( name, c );
            origImage.setColorAdjustment( f.create() );
            xformImage = null;
            repaint();
        }
    }

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