/* * 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 org.apache.pdfbox.pdmodel.graphics.color; import java.awt.Transparency; import java.awt.color.ColorSpace; import java.awt.image.ColorModel; import java.awt.image.ComponentColorModel; import java.awt.image.DataBuffer; import java.io.IOException; /** * This class represents an RGB color space. * * @author <a href="mailto:ben@benlitchfield.com">Ben Litchfield</a> * @version $Revision: 1.8 $ */ public class PDDeviceRGB extends PDColorSpace { /** * The name of this color space. */ public static final String NAME = "DeviceRGB"; /** * The abbreviated name of this color space. */ public static final String ABBREVIATED_NAME = "RGB"; /** * This is the single instance of this class. */ public static final PDDeviceRGB INSTANCE = new PDDeviceRGB(); /** * This class is immutable. */ private PDDeviceRGB() { //only here to make immutable. } /** * This will return the name of the color space. * * @return The name of the color space. */ public String getName() { return NAME; } /** * This will get the number of components that this color space is made up of. * * @return The number of components in this color space. * * @throws IOException If there is an error getting the number of color components. */ public int getNumberOfComponents() throws IOException { return 3; } /** * Create a Java colorspace for this colorspace. * * @return A color space that can be used for Java AWT operations. */ protected ColorSpace createColorSpace() { return ColorSpace.getInstance( ColorSpace.CS_sRGB ); } /** * Create a Java color model for this colorspace. * * @param bpc The number of bits per component. * * @return A color model that can be used for Java AWT operations. * * @throws IOException If there is an error creating the color model. */ public ColorModel createColorModel( int bpc ) throws IOException { int[] nbBits = { bpc, bpc, bpc }; ComponentColorModel componentColorModel = new ComponentColorModel( getJavaColorSpace(), nbBits, false, false, Transparency.OPAQUE, DataBuffer.TYPE_BYTE ); return componentColorModel; } }