src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFPicture.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.xssf.usermodel;

import static org.junit.Assert.*;

import java.io.IOException;
import java.util.List;

import org.apache.poi.ss.usermodel.BaseTestPicture;
import org.apache.poi.ss.usermodel.ClientAnchor;
import org.apache.poi.xssf.XSSFITestDataProvider;
import org.apache.poi.xssf.XSSFTestDataSamples;
import org.junit.Test;
import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTTwoCellAnchor;
import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.STEditAs;

/**
 * @author Yegor Kozlov
 */
public final class TestXSSFPicture extends BaseTestPicture {

    public TestXSSFPicture() {
        super(XSSFITestDataProvider.instance);
    }

    @Test
    public void resize() throws Exception {
        XSSFWorkbook wb = XSSFITestDataProvider.instance.openSampleWorkbook("resize_compare.xlsx");
        XSSFDrawing dp = wb.getSheetAt(0).createDrawingPatriarch();
        List<XSSFShape> pics = dp.getShapes();
        XSSFPicture inpPic = (XSSFPicture)pics.get(0);
        XSSFPicture cmpPic = (XSSFPicture)pics.get(0);
        
        baseTestResize(inpPic, cmpPic, 2.0, 2.0);
        wb.close();
    }


    @Test
    public void create() throws IOException {
        XSSFWorkbook wb = new XSSFWorkbook();
        XSSFSheet sheet = wb.createSheet();
        XSSFDrawing drawing = sheet.createDrawingPatriarch();

        byte[] jpegData = "test jpeg data".getBytes();

        List<XSSFPictureData> pictures = wb.getAllPictures();
        assertEquals(0, pictures.size());

        int jpegIdx = wb.addPicture(jpegData, XSSFWorkbook.PICTURE_TYPE_JPEG);
        assertEquals(1, pictures.size());
        assertEquals("jpeg", pictures.get(jpegIdx).suggestFileExtension());
        assertArrayEquals(jpegData, pictures.get(jpegIdx).getData());

        XSSFClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, 1, 1, 10, 30);
        assertEquals(ClientAnchor.MOVE_AND_RESIZE, anchor.getAnchorType());
        anchor.setAnchorType(ClientAnchor.DONT_MOVE_AND_RESIZE);
        assertEquals(ClientAnchor.DONT_MOVE_AND_RESIZE, anchor.getAnchorType());

        XSSFPicture shape = drawing.createPicture(anchor, jpegIdx);
        assertTrue(anchor.equals(shape.getAnchor()));
        assertNotNull(shape.getPictureData());
        assertArrayEquals(jpegData, shape.getPictureData().getData());

        CTTwoCellAnchor ctShapeHolder = drawing.getCTDrawing().getTwoCellAnchorArray(0);
        // STEditAs.ABSOLUTE corresponds to ClientAnchor.DONT_MOVE_AND_RESIZE
        assertEquals(STEditAs.ABSOLUTE, ctShapeHolder.getEditAs());
        
        wb.close();
    }

    /**
     * test that ShapeId in CTNonVisualDrawingProps is incremented
     *
     * See Bugzilla 50458
     */
    @Test
    public void incrementShapeId() throws IOException {
        XSSFWorkbook wb = new XSSFWorkbook();
        XSSFSheet sheet = wb.createSheet();
        XSSFDrawing drawing = sheet.createDrawingPatriarch();

        XSSFClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, 1, 1, 10, 30);
        byte[] jpegData = "picture1".getBytes();
        int jpegIdx = wb.addPicture(jpegData, XSSFWorkbook.PICTURE_TYPE_JPEG);

        XSSFPicture shape1 = drawing.createPicture(anchor, jpegIdx);
        assertEquals(1, shape1.getCTPicture().getNvPicPr().getCNvPr().getId());

        jpegData = "picture2".getBytes();
        jpegIdx = wb.addPicture(jpegData, XSSFWorkbook.PICTURE_TYPE_JPEG);
        XSSFPicture shape2 = drawing.createPicture(anchor, jpegIdx);
        assertEquals(2, shape2.getCTPicture().getNvPicPr().getCNvPr().getId());
        wb.close();
    }

    /**
     * same image refrerred by mulitple sheets
     */
    @SuppressWarnings("resource")
    @Test
    public void multiRelationShips() throws IOException {
        XSSFWorkbook wb = new XSSFWorkbook();

        byte[] pic1Data = "test jpeg data".getBytes();
        byte[] pic2Data = "test png data".getBytes();

        List<XSSFPictureData> pictures = wb.getAllPictures();
        assertEquals(0, pictures.size());

        int pic1 = wb.addPicture(pic1Data, XSSFWorkbook.PICTURE_TYPE_JPEG);
        int pic2 = wb.addPicture(pic2Data, XSSFWorkbook.PICTURE_TYPE_PNG);

        XSSFSheet sheet1 = wb.createSheet();
        XSSFDrawing drawing1 = sheet1.createDrawingPatriarch();
        XSSFPicture shape1 = drawing1.createPicture(new XSSFClientAnchor(), pic1);
        XSSFPicture shape2 = drawing1.createPicture(new XSSFClientAnchor(), pic2);

        XSSFSheet sheet2 = wb.createSheet();
        XSSFDrawing drawing2 = sheet2.createDrawingPatriarch();
        XSSFPicture shape3 = drawing2.createPicture(new XSSFClientAnchor(), pic2);
        XSSFPicture shape4 = drawing2.createPicture(new XSSFClientAnchor(), pic1);

        assertEquals(2, pictures.size());

        wb = XSSFTestDataSamples.writeOutAndReadBack(wb);
        pictures = wb.getAllPictures();
        assertEquals(2, pictures.size());

        sheet1 = wb.getSheetAt(0);
        drawing1 = sheet1.createDrawingPatriarch();
        XSSFPicture shape11 = (XSSFPicture)drawing1.getShapes().get(0);
        assertArrayEquals(shape1.getPictureData().getData(), shape11.getPictureData().getData());
        XSSFPicture shape22 = (XSSFPicture)drawing1.getShapes().get(1);
        assertArrayEquals(shape2.getPictureData().getData(), shape22.getPictureData().getData());

        sheet2 = wb.getSheetAt(1);
        drawing2 = sheet2.createDrawingPatriarch();
        XSSFPicture shape33 = (XSSFPicture)drawing2.getShapes().get(0);
        assertArrayEquals(shape3.getPictureData().getData(), shape33.getPictureData().getData());
        XSSFPicture shape44 = (XSSFPicture)drawing2.getShapes().get(1);
        assertArrayEquals(shape4.getPictureData().getData(), shape44.getPictureData().getData());

        wb.close();
    }
}