/*
* Created on 18 nov 2016
* Copyright 2015 by Andrea Vacondio (andrea.vacondio@gmail.com).
* This file is part of Sejda.
*
* Sejda is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Sejda is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Sejda. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sejda.impl.sambox.component;
import static org.junit.Assert.assertEquals;
import java.io.IOException;
import org.junit.Test;
import org.sejda.io.SeekableSources;
import org.sejda.model.exception.TaskIOException;
import org.sejda.model.scale.ScaleType;
import org.sejda.sambox.input.PDFParser;
import org.sejda.sambox.pdmodel.PDDocument;
import org.sejda.sambox.pdmodel.PDPage;
import org.sejda.sambox.pdmodel.common.PDRectangle;
/**
* @author Andrea Vacondio
*
*/
public class PdfScalerTest {
@Test
public void shrinkContentNoBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PdfScaler scaler = new PdfScaler(ScaleType.CONTENT);
scaler.scale(document, 0.5);
PDPage page = document.getPage(0);
assertEquals(new PDRectangle(0, 0, 595, 842), page.getMediaBox());
assertEquals(new PDRectangle(0, 0, 595, 842), page.getCropBox());
assertEquals(new PDRectangle(148.75f, 210.5f, 297.5f, 421f), page.getArtBox());
assertEquals(new PDRectangle(148.75f, 210.5f, 297.5f, 421f), page.getBleedBox());
assertEquals(new PDRectangle(148.75f, 210.5f, 297.5f, 421f), page.getTrimBox());
}
}
@Test
public void shrinkContentYesBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PDPage page = document.getPage(0);
PDRectangle yesBox = new PDRectangle(0, 0, 200, 400);
PDRectangle cropBox = new PDRectangle(0, 0, 400, 800);
page.setCropBox(cropBox);
page.setArtBox(yesBox);
page.setTrimBox(yesBox);
page.setBleedBox(yesBox);
PdfScaler scaler = new PdfScaler(ScaleType.CONTENT);
scaler.scale(document, 0.5);
assertEquals(new PDRectangle(0, 0, 595, 842), page.getMediaBox());
assertEquals(cropBox, page.getCropBox());
assertEquals(new PDRectangle(150, 300, 100, 200), page.getArtBox());
assertEquals(new PDRectangle(150, 300, 100, 200), page.getBleedBox());
assertEquals(new PDRectangle(150, 300, 100, 200), page.getTrimBox());
}
}
@Test
public void expandContentNoBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PdfScaler scaler = new PdfScaler(ScaleType.CONTENT);
scaler.scale(document, 1.5);
PDPage page = document.getPage(0);
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getMediaBox());
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getCropBox());
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getArtBox());
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getBleedBox());
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getTrimBox());
}
}
@Test
public void expandContentYesBoxesOverflow() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PDPage page = document.getPage(0);
PDRectangle yesBox = new PDRectangle(0, 0, 200, 400);
PDRectangle cropBox = new PDRectangle(0, 0, 400, 800);
page.setCropBox(cropBox);
page.setArtBox(yesBox);
page.setTrimBox(yesBox);
page.setBleedBox(yesBox);
PdfScaler scaler = new PdfScaler(ScaleType.CONTENT);
scaler.scale(document, 2.5);
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getMediaBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getCropBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getArtBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getBleedBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getTrimBox());
}
}
@Test
public void expandContentYesBoxesNoOverflow() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PDPage page = document.getPage(0);
PDRectangle yesBox = new PDRectangle(0, 0, 200, 400);
PDRectangle cropBox = new PDRectangle(0, 0, 400, 800);
page.setCropBox(cropBox);
page.setArtBox(yesBox);
page.setTrimBox(yesBox);
page.setBleedBox(yesBox);
PdfScaler scaler = new PdfScaler(ScaleType.CONTENT);
scaler.scale(document, 1.5);
assertEquals(new PDRectangle(0, 0, 595f, 842), page.getMediaBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getCropBox());
assertEquals(new PDRectangle(50, 100, 300, 600), page.getArtBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getBleedBox());
assertEquals(new PDRectangle(0, 0, 400, 800), page.getTrimBox());
}
}
@Test
public void shrinkPageNoBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PdfScaler scaler = new PdfScaler(ScaleType.PAGE);
scaler.scale(document, 0.5);
PDPage page = document.getPage(0);
PDRectangle expected = new PDRectangle(0f, 0f, 297.5f, 421f);
assertEquals(expected, page.getMediaBox());
assertEquals(expected, page.getCropBox());
assertEquals(expected, page.getArtBox());
assertEquals(expected, page.getBleedBox());
assertEquals(expected, page.getTrimBox());
}
}
@Test
public void expandPageNoBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PdfScaler scaler = new PdfScaler(ScaleType.PAGE);
scaler.scale(document, 1.5);
PDPage page = document.getPage(0);
PDRectangle expected = new PDRectangle(0, 0, 892.5f, 1263f);
assertEquals(expected, page.getMediaBox());
assertEquals(expected, page.getCropBox());
assertEquals(expected, page.getTrimBox());
assertEquals(expected, page.getArtBox());
assertEquals(expected, page.getBleedBox());
}
}
@Test
public void expandPagesYesBoxes() throws IOException, TaskIOException {
try (PDDocument document = PDFParser.parse(SeekableSources
.inMemorySeekableSourceFrom(getClass().getClassLoader().getResourceAsStream("pdf/one_page.pdf")))) {
PDPage page = document.getPage(0);
PDRectangle yesBox = new PDRectangle(0, 0, 200, 400);
PDRectangle cropBox = new PDRectangle(0, 0, 400, 800);
page.setCropBox(cropBox);
page.setArtBox(yesBox);
page.setTrimBox(yesBox);
page.setBleedBox(yesBox);
PdfScaler scaler = new PdfScaler(ScaleType.PAGE);
scaler.scale(document, 1.5);
assertEquals(new PDRectangle(0, 0, 892.5f, 1263f), page.getMediaBox());
assertEquals(new PDRectangle(0, 0, 600, 1200), page.getCropBox());
assertEquals(new PDRectangle(0, 0, 300, 600), page.getArtBox());
assertEquals(new PDRectangle(0, 0, 300, 600), page.getBleedBox());
assertEquals(new PDRectangle(0, 0, 300, 600), page.getTrimBox());
}
}
}