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/*
* 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.
*/
/* $Id$ */
package org.apache.fop.render.pcl;
import java.awt.Dimension;
import java.awt.Rectangle;
import java.util.Iterator;
import java.util.List;
import org.apache.fop.util.UnitConv;
/**
* This class represents a page format with PCL-specific properties.
*/
public class PCLPageDefinition {
private static List pageDefinitions;
private static PCLPageDefinition defaultPageDefinition;
private String name;
private int selector;
private Dimension physicalPageSize;
private Rectangle logicalPageRect;
private boolean landscape;
static {
createPageDefinitions();
}
/**
* Main constructor
* @param name the name of the page definition
* @param selector the selector used by the <ESC>&l#A command (page size)
* @param physicalPageSize the physical page size
* @param logicalPageRect the rectangle defining the logical page
* @param landscape true if it is a landscape format
*/
public PCLPageDefinition(String name, int selector, Dimension physicalPageSize,
Rectangle logicalPageRect, boolean landscape) {
this.name = name;
this.selector = selector;
this.physicalPageSize = physicalPageSize;
this.logicalPageRect = logicalPageRect;
this.landscape = landscape;
}
/** @return the name of the page definition */
public String getName() {
return this.name;
}
/** @return the selector used by the <ESC>&l#A command (page size) */
public int getSelector() {
return this.selector;
}
/** @return true if it is a landscape format */
public boolean isLandscapeFormat() {
return this.landscape;
}
/** @return the physical page size */
public Dimension getPhysicalPageSize() {
return this.physicalPageSize;
}
/** @return the rectangle defining the logical page */
public Rectangle getLogicalPageRect() {
return this.logicalPageRect;
}
private boolean matches(long width, long height, int errorMargin) {
return (Math.abs(this.physicalPageSize.width - width) < errorMargin)
&& (Math.abs(this.physicalPageSize.height - height) < errorMargin);
}
/** {@inheritDoc} */
public String toString() {
return getName();
}
/**
* Tries to determine a matching page definition.
* @param width the physical page width (in mpt)
* @param height the physical page height (in mpt)
* @param errorMargin the error margin for detecting the right page definition
* @return the page definition or null if no match was found
*/
public static PCLPageDefinition getPageDefinition(long width, long height, int errorMargin) {
Iterator iter = pageDefinitions.iterator();
while (iter.hasNext()) {
PCLPageDefinition def = (PCLPageDefinition)iter.next();
if (def.matches(width, height, errorMargin)) {
return def;
}
}
return null;
}
/** @return the default page definition (letter) */
public static PCLPageDefinition getDefaultPageDefinition() {
return defaultPageDefinition;
}
/**
* Converts an offset values for logical pages to millipoints. The values are given as pixels
* in a 300dpi environment.
* @param offset the offset as given in the PCL 5 specification (under "Printable Area")
* @return the converted value in millipoints
*/
private static int convert300dpiDotsToMpt(int offset) {
return (int)Math.round(((double)offset) * 72000 / 300);
}
private static Dimension createPhysicalPageSizeInch(float width, float height) {
return new Dimension(
(int)Math.round(UnitConv.in2mpt(width)),
(int)Math.round(UnitConv.in2mpt(height)));
}
private static Dimension createPhysicalPageSizeMm(float width, float height) {
return new Dimension(
(int)Math.round(UnitConv.mm2mpt(width)),
(int)Math.round(UnitConv.mm2mpt(height)));
}
private static Rectangle createLogicalPageRect(int x, int y, int width, int height) {
return new Rectangle(convert300dpiDotsToMpt(x), convert300dpiDotsToMpt(y),
convert300dpiDotsToMpt(width), convert300dpiDotsToMpt(height));
}
private static void createPageDefinitions() {
pageDefinitions = new java.util.ArrayList();
pageDefinitions.add(new PCLPageDefinition("Letter", 2,
createPhysicalPageSizeInch(8.5f, 11),
createLogicalPageRect(75, 0, 2400, 3300), false));
defaultPageDefinition = new PCLPageDefinition("Legal", 3,
createPhysicalPageSizeInch(8.5f, 14),
createLogicalPageRect(75, 0, 2400, 4200), false);
pageDefinitions.add(defaultPageDefinition);
pageDefinitions.add(new PCLPageDefinition("Executive", 1,
createPhysicalPageSizeInch(7.25f, 10.5f),
createLogicalPageRect(75, 0, 2025, 3150), false));
pageDefinitions.add(new PCLPageDefinition("Ledger", 6,
createPhysicalPageSizeInch(11, 17),
createLogicalPageRect(75, 0, 3150, 5100), false));
pageDefinitions.add(new PCLPageDefinition("A4", 26,
createPhysicalPageSizeMm(210, 297),
createLogicalPageRect(71, 0, 2338, 3507), false));
pageDefinitions.add(new PCLPageDefinition("A3", 27,
createPhysicalPageSizeMm(297, 420),
createLogicalPageRect(71, 0, 3365, 4960), false));
//TODO Add envelope definitions
pageDefinitions.add(new PCLPageDefinition("LetterL", 2,
createPhysicalPageSizeInch(11, 8.5f),
createLogicalPageRect(60, 0, 3180, 2550), true));
pageDefinitions.add(new PCLPageDefinition("LegalL", 3,
createPhysicalPageSizeInch(14, 8.5f),
createLogicalPageRect(60, 0, 4080, 2550), true));
pageDefinitions.add(new PCLPageDefinition("ExecutiveL", 1,
createPhysicalPageSizeInch(10.5f, 7.25f),
createLogicalPageRect(60, 0, 3030, 2175), true));
pageDefinitions.add(new PCLPageDefinition("LedgerL", 6,
createPhysicalPageSizeInch(17, 11),
createLogicalPageRect(60, 0, 4980, 3300), true));
pageDefinitions.add(new PCLPageDefinition("A4L", 26,
createPhysicalPageSizeMm(297, 210),
createLogicalPageRect(59, 0, 3389, 2480), true));
pageDefinitions.add(new PCLPageDefinition("A3L", 27,
createPhysicalPageSizeMm(420, 297),
createLogicalPageRect(59, 0, 4842, 3507), true));
}
}
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