/*
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package com.adobe.internal.fxg.dom;
import java.util.List;
import com.adobe.fxg.FXGException;
import com.adobe.internal.fxg.dom.transforms.ColorTransformNode;
import com.adobe.internal.fxg.dom.types.BlendMode;
import com.adobe.internal.fxg.dom.types.MaskType;
import com.adobe.internal.fxg.dom.types.ScalingGrid;
import com.adobe.internal.fxg.types.FXGMatrix;
/**
* A simple context holding inheritable graphic transformation information to be
* used for placing a symbol on stage.
*
* @author Peter Farland
*/
public class GraphicContext implements Cloneable
{
private FXGMatrix transform;
/**
* Instantiates a new graphic context.
*/
public GraphicContext()
{
}
/** The blend mode. */
public BlendMode blendMode;
/** The mask type. */
public MaskType maskType;
/** The filters. */
public List<FilterNode> filters;
/** The color transform. */
public ColorTransformNode colorTransform;
/** The scaling grid. */
public ScalingGrid scalingGrid;
/**
* Gets the transform. If transform is null, create a new instance.
*
* @return the transform
*/
public FXGMatrix getTransform()
{
if (transform == null)
transform = new FXGMatrix();
return transform;
}
/**
* Sets the transform.
*
* @param matrix the new transform
*/
public void setTransform(FXGMatrix matrix)
{
transform = matrix;
}
/**
* Adds the filters.
*
* @param list the list
*/
public void addFilters(List<FilterNode> list)
{
if (filters == null)
filters = list;
else
filters.addAll(list);
}
/**
* Make a copy of the current object.
*
* @return the cloned object
*/
public Object clone()
{
GraphicContext copy = null;
try
{
copy = (GraphicContext)super.clone();
copy.transform = null;
if (colorTransform != null)
copy.colorTransform = (ColorTransformNode)colorTransform.clone();
copy.maskType = maskType;
copy.blendMode = blendMode;
copy.scalingGrid = scalingGrid;
}
catch (CloneNotSupportedException e)
{
throw new FXGException("InternalProcessingError", e);
}
return copy;
}
}