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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.
==================================================================== */
package org.apache.poi.hssf.usermodel;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.hssf.HSSFITestDataProvider;
import org.apache.poi.ss.usermodel.BaseTestPicture;
import org.apache.poi.ss.usermodel.PictureData;
import org.apache.poi.ss.usermodel.Workbook;
import java.util.Arrays;
import java.util.List;
/**
* Test <code>HSSFPicture</code>.
*
* @author Yegor Kozlov (yegor at apache.org)
*/
public final class TestHSSFPicture extends BaseTestPicture {
public TestHSSFPicture() {
super(HSSFITestDataProvider.instance);
}
public void testResize() {
baseTestResize(new HSSFClientAnchor(0, 0, 848, 240, (short)0, 0, (short)1, 9));
}
/**
* Bug # 45829 reported ArithmeticException (/ by zero) when resizing png with zero DPI.
*/
public void test45829() {
HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet sh1 = wb.createSheet();
HSSFPatriarch p1 = sh1.createDrawingPatriarch();
byte[] pictureData = HSSFTestDataSamples.getTestDataFileContent("45829.png");
int idx1 = wb.addPicture( pictureData, HSSFWorkbook.PICTURE_TYPE_PNG );
HSSFPicture pic = p1.createPicture(new HSSFClientAnchor(), idx1);
pic.resize();
}
public void testAddPictures(){
HSSFWorkbook wb = new HSSFWorkbook();
HSSFSheet sh = wb.createSheet("Pictures");
HSSFPatriarch dr = sh.createDrawingPatriarch();
assertEquals(0, dr.getChildren().size());
HSSFClientAnchor anchor = wb.getCreationHelper().createClientAnchor();
//register a picture
byte[] data1 = new byte[]{1, 2, 3};
int idx1 = wb.addPicture(data1, Workbook.PICTURE_TYPE_JPEG);
assertEquals(1, idx1);
HSSFPicture p1 = dr.createPicture(anchor, idx1);
assertTrue(Arrays.equals(data1, p1.getPictureData().getData()));
// register another one
byte[] data2 = new byte[]{4, 5, 6};
int idx2 = wb.addPicture(data2, Workbook.PICTURE_TYPE_JPEG);
assertEquals(2, idx2);
HSSFPicture p2 = dr.createPicture(anchor, idx2);
assertEquals(2, dr.getChildren().size());
assertTrue(Arrays.equals(data2, p2.getPictureData().getData()));
// confirm that HSSFPatriarch.getChildren() returns two picture shapes
assertTrue(Arrays.equals(data1, ((HSSFPicture)dr.getChildren().get(0)).getPictureData().getData()));
assertTrue(Arrays.equals(data2, ((HSSFPicture)dr.getChildren().get(1)).getPictureData().getData()));
// write, read back and verify that our pictures are there
wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
List<? extends PictureData> lst2 = wb.getAllPictures();
assertEquals(2, lst2.size());
assertTrue(Arrays.equals(data1, lst2.get(0).getData()));
assertTrue(Arrays.equals(data2, lst2.get(1).getData()));
// confirm that the pictures are in the Sheet's drawing
sh = wb.getSheet("Pictures");
dr = sh.createDrawingPatriarch();
assertEquals(2, dr.getChildren().size());
assertTrue(Arrays.equals(data1, ((HSSFPicture)dr.getChildren().get(0)).getPictureData().getData()));
assertTrue(Arrays.equals(data2, ((HSSFPicture)dr.getChildren().get(1)).getPictureData().getData()));
// add a third picture
byte[] data3 = new byte[]{7, 8, 9};
// picture index must increment across write-read
int idx3 = wb.addPicture(data3, Workbook.PICTURE_TYPE_JPEG);
assertEquals(3, idx3);
HSSFPicture p3 = dr.createPicture(anchor, idx3);
assertTrue(Arrays.equals(data3, p3.getPictureData().getData()));
assertEquals(3, dr.getChildren().size());
assertTrue(Arrays.equals(data1, ((HSSFPicture)dr.getChildren().get(0)).getPictureData().getData()));
assertTrue(Arrays.equals(data2, ((HSSFPicture)dr.getChildren().get(1)).getPictureData().getData()));
assertTrue(Arrays.equals(data3, ((HSSFPicture)dr.getChildren().get(2)).getPictureData().getData()));
// write and read again
wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
List<? extends PictureData> lst3 = wb.getAllPictures();
// all three should be there
assertEquals(3, lst3.size());
assertTrue(Arrays.equals(data1, lst3.get(0).getData()));
assertTrue(Arrays.equals(data2, lst3.get(1).getData()));
assertTrue(Arrays.equals(data3, lst3.get(2).getData()));
sh = wb.getSheet("Pictures");
dr = sh.createDrawingPatriarch();
assertEquals(3, dr.getChildren().size());
// forth picture
byte[] data4 = new byte[]{10, 11, 12};
int idx4 = wb.addPicture(data4, Workbook.PICTURE_TYPE_JPEG);
assertEquals(4, idx4);
dr.createPicture(anchor, idx4);
assertEquals(4, dr.getChildren().size());
assertTrue(Arrays.equals(data1, ((HSSFPicture)dr.getChildren().get(0)).getPictureData().getData()));
assertTrue(Arrays.equals(data2, ((HSSFPicture)dr.getChildren().get(1)).getPictureData().getData()));
assertTrue(Arrays.equals(data3, ((HSSFPicture)dr.getChildren().get(2)).getPictureData().getData()));
assertTrue(Arrays.equals(data4, ((HSSFPicture)dr.getChildren().get(3)).getPictureData().getData()));
wb = HSSFTestDataSamples.writeOutAndReadBack(wb);
List<? extends PictureData> lst4 = wb.getAllPictures();
assertEquals(4, lst4.size());
assertTrue(Arrays.equals(data1, lst4.get(0).getData()));
assertTrue(Arrays.equals(data2, lst4.get(1).getData()));
assertTrue(Arrays.equals(data3, lst4.get(2).getData()));
assertTrue(Arrays.equals(data4, lst4.get(3).getData()));
sh = wb.getSheet("Pictures");
dr = sh.createDrawingPatriarch();
assertEquals(4, dr.getChildren().size());
assertTrue(Arrays.equals(data1, ((HSSFPicture)dr.getChildren().get(0)).getPictureData().getData()));
assertTrue(Arrays.equals(data2, ((HSSFPicture)dr.getChildren().get(1)).getPictureData().getData()));
assertTrue(Arrays.equals(data3, ((HSSFPicture)dr.getChildren().get(2)).getPictureData().getData()));
assertTrue(Arrays.equals(data4, ((HSSFPicture)dr.getChildren().get(3)).getPictureData().getData()));
}
}
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