/*
* Copyright 2006-2017 ICEsoft Technologies Canada Corp.
*
* Licensed 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 org.icepdf.core.pobjects.graphics;
import org.icepdf.core.pobjects.Name;
import org.icepdf.core.pobjects.Reference;
import org.icepdf.core.util.Library;
import java.awt.*;
import java.util.HashMap;
/**
* <p>Pattern colour implements PColorSpace but is more of a parser placeholder
* for dealing with 'cs' token which sets a pattern Colour space. The pattern
* color space can either define a Pattern dictionary which contains valid
* pattern object which are then specified by the 'scn' or 'SCN' tokens. The
* pattern can also define straight up color space rgb, gray, N etc.</p>
* <p>If the PatternColor contains dictionary of Pattern Object from the
* pages resources then this object is created with the corrisponding
* dictionary reference. </p>
*
* @since 1.0
*/
public class PatternColor extends PColorSpace {
public static final Name PATTERN_KEY = new Name("Pattern");
private Pattern pattern;
private PColorSpace PColorSpace;
/**
* Creates a new instance of PatternColor.
*
* @param library document library.
* @param entries dictionary entries.
*/
public PatternColor(Library library, HashMap entries) {
super(library, entries);
}
/**
* Not applicable to a Pattern Colour space.
*
* @return value of zero
*/
public int getNumComponents() {
if (PColorSpace != null) {
return PColorSpace.getNumComponents();
}
return 0;
}
/**
* Not applicable to a Pattern Colour space.
*
* @param f any value.
* @return always returns null.
*/
public Color getColor(float[] f, boolean fillAndStroke) {
if (PColorSpace != null) {
return PColorSpace.getColor(f);
}
return Color.black;
}
public Pattern getPattern(Reference reference) {
if (entries != null) {
return (Pattern) entries.get(reference);
}
return null;
}
public PColorSpace getPColorSpace() {
return PColorSpace;
}
public void setPColorSpace(PColorSpace PColorSpace) {
this.PColorSpace = PColorSpace;
}
public Pattern getPattern() {
return pattern;
}
public void setPattern(Pattern pattern) {
this.pattern = pattern;
}
}