123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159 |
- /* ====================================================================
- 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.poi.hslf.usermodel;
-
- import static org.junit.jupiter.api.Assertions.assertEquals;
- import static org.junit.jupiter.api.Assertions.assertNotNull;
- import static org.junit.jupiter.api.Assertions.assertNull;
- import static org.junit.jupiter.api.Assertions.assertSame;
-
- import java.awt.Graphics2D;
- import java.awt.Rectangle;
- import java.awt.geom.Rectangle2D;
- import java.awt.image.BufferedImage;
- import java.io.ByteArrayInputStream;
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.List;
-
- import javax.imageio.ImageIO;
-
- import org.apache.poi.POIDataSamples;
- import org.apache.poi.ddf.EscherBSERecord;
- import org.apache.poi.ddf.EscherContainerRecord;
- import org.apache.poi.sl.usermodel.PictureData.PictureType;
- import org.junit.jupiter.api.BeforeAll;
- import org.junit.jupiter.api.Test;
-
- /**
- * Test Picture shape.
- */
- public final class TestPicture {
- private static final POIDataSamples _slTests = POIDataSamples.getSlideShowInstance();
-
- @BeforeAll
- public static void disableImageIOCache() {
- ImageIO.setUseCache(false);
- }
-
- /**
- * Test that the reference count of a blip is incremented every time the picture is inserted.
- * This is important when the same image appears multiple times in a slide show.
- *
- */
- @Test
- void multiplePictures() throws IOException {
- try (HSLFSlideShow ppt = new HSLFSlideShow()) {
- HSLFSlide s = ppt.createSlide();
- HSLFSlide s2 = ppt.createSlide();
- HSLFSlide s3 = ppt.createSlide();
-
- HSLFPictureData data = ppt.addPicture(_slTests.readFile("clock.jpg"), PictureType.JPEG);
- HSLFPictureShape pict = new HSLFPictureShape(data);
- HSLFPictureShape pict2 = new HSLFPictureShape(data);
- HSLFPictureShape pict3 = new HSLFPictureShape(data);
-
- pict.setAnchor(new Rectangle(10, 10, 100, 100));
- s.addShape(pict);
- EscherBSERecord bse1 = pict.getEscherBSERecord();
- assertEquals(1, bse1.getRef());
-
- pict2.setAnchor(new Rectangle(10, 10, 100, 100));
- s2.addShape(pict2);
- EscherBSERecord bse2 = pict.getEscherBSERecord();
- assertSame(bse1, bse2);
- assertEquals(2, bse1.getRef());
-
- pict3.setAnchor(new Rectangle(10, 10, 100, 100));
- s3.addShape(pict3);
- EscherBSERecord bse3 = pict.getEscherBSERecord();
- assertSame(bse2, bse3);
- assertEquals(3, bse1.getRef());
- }
- }
-
- /**
- * {@link HSLFPictureShape#getEscherBSERecord()} threw {@link NullPointerException} if
- * {@link EscherContainerRecord#BSTORE_CONTAINER} was not found. The correct behaviour is to return null.
- */
- @Test
- void bug46122() throws IOException {
- HSLFPictureData detachedData;
- try (HSLFSlideShow ppt = new HSLFSlideShow()) {
- detachedData = ppt.addPicture(new byte[0], PictureType.PNG);
- }
- try (HSLFSlideShow ppt = new HSLFSlideShow()) {
- HSLFSlide slide = ppt.createSlide();
-
- HSLFPictureShape pict = new HSLFPictureShape(detachedData); //index to non-existing picture data
- pict.setAnchor(new Rectangle2D.Double(50, 50, 100, 100));
- pict.setSheet(slide);
- HSLFPictureData data = pict.getPictureData();
- assertNull(data);
-
- BufferedImage img = new BufferedImage(100, 100, BufferedImage.TYPE_INT_RGB);
- Graphics2D graphics = img.createGraphics();
- pict.draw(graphics, null);
- }
- }
-
- @Test
- void macImages() throws IOException {
- try (InputStream is = _slTests.openResourceAsStream("53446.ppt");
- HSLFSlideShowImpl hss = new HSLFSlideShowImpl(is)) {
-
- List<HSLFPictureData> pictures = hss.getPictureData();
- assertEquals(15, pictures.size());
-
- int[][] expectedSizes = {
- null, // WMF
- {427, 428}, // PNG
- {371, 370}, // PNG
- {288, 183}, // PNG
- {285, 97}, // PNG
- {288, 168}, // PNG
- null, // WMF
- null, // WMF
- {199, 259}, // PNG
- {432, 244}, // PNG
- {261, 258}, // PNG
- null, // WMF
- null, // WMF
- null, // WMF
- null // EMF
- };
-
- int i = 0;
- for (HSLFPictureData pd : pictures) {
- int[] dimensions = expectedSizes[i++];
- BufferedImage image = ImageIO.read(new ByteArrayInputStream(pd.getData()));
- switch (pd.getType()) {
- case WMF:
- case EMF:
- break;
- default:
- assertNotNull(image);
- assertNotNull(dimensions);
- assertEquals(dimensions[0], image.getWidth());
- assertEquals(dimensions[1], image.getHeight());
- break;
- }
- }
- }
- }
- }
|