Package org.apache.poi.hslf.model

Examples of org.apache.poi.hslf.model.Picture

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        SlideShow ppt = new SlideShow();

        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("cow.pict");
        int idx = ppt.addPicture(src_bytes, Picture.PICT);
        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can read this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.PICT, pictures[0].getType());
        assertTrue(pictures[0] instanceof PICT);
        //compare the content of the initial file with what is stored in the PictureData
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        SlideShow ppt = new SlideShow();

        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("santa.wmf");
        int idx = ppt.addPicture(src_bytes, Picture.WMF);
        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can read this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.WMF, pictures[0].getType());
        assertTrue(pictures[0] instanceof WMF);
        //compare the content of the initial file with what is stored in the PictureData
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        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("wrench.emf");
        int idx = ppt.addPicture(src_bytes, Picture.EMF);

        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can get this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.EMF, pictures[0].getType());
        assertTrue(pictures[0] instanceof EMF);
        //compare the content of the initial file with what is stored in the PictureData
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        SlideShow ppt = new SlideShow();

        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("tomcat.png");
        int idx = ppt.addPicture(src_bytes, Picture.PNG);
        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can read this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.PNG, pictures[0].getType());
        assertTrue(pictures[0] instanceof PNG);
        //compare the content of the initial file with what is stored in the PictureData
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        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("clock.jpg");
        int idx = ppt.addPicture(src_bytes, Picture.JPEG);

        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can read this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.JPEG, pictures[0].getType());
        assertTrue(pictures[0] instanceof JPEG);
        //compare the content of the initial file with what is stored in the PictureData
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        SlideShow ppt = new SlideShow();

        Slide slide = ppt.createSlide();
        byte[] src_bytes = slTests.readFile("clock.dib");
        int idx = ppt.addPicture(src_bytes, Picture.DIB);
        Picture pict = new Picture(idx);
        assertEquals(idx, pict.getPictureIndex());
        slide.addShape(pict);

        //serialize and read again
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        ppt.write(out);
        out.close();

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));

        //make sure we can read this picture shape and it refers to the correct picture data
        Shape[] sh = ppt.getSlides()[0].getShapes();
        assertEquals(1, sh.length);
        pict = (Picture)sh[0];
        assertEquals(idx, pict.getPictureIndex());

        //check picture data
        PictureData[] pictures = ppt.getPictureData();
        //the Picture shape refers to the PictureData object in the Presentation
        assertEquals(pict.getPictureData(), pictures[0]);

        assertEquals(1, pictures.length);
        assertEquals(Picture.DIB, pictures[0].getType());
        assertTrue(pictures[0] instanceof DIB);
        //compare the content of the initial file with what is stored in the PictureData
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     * Read pictures in different formats from a reference slide show
     */
    public void testReadPictures() throws Exception {

        byte[] src_bytes, ppt_bytes, b1, b2;
        Picture pict;
        PictureData pdata;

        SlideShow ppt = new SlideShow(slTests.openResourceAsStream("pictures.ppt"));
        Slide[] slides = ppt.getSlides();
        PictureData[] pictures = ppt.getPictureData();
        assertEquals(5, pictures.length);

        pict = (Picture)slides[0].getShapes()[0]; //the first slide contains JPEG
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof JPEG);
        assertEquals(Picture.JPEG, pdata.getType());
        src_bytes = pdata.getData();
        ppt_bytes = slTests.readFile("clock.jpg");
        assertArrayEquals(src_bytes, ppt_bytes);

        pict = (Picture)slides[1].getShapes()[0]; //the second slide contains PNG
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof PNG);
        assertEquals(Picture.PNG, pdata.getType());
        src_bytes = pdata.getData();
        ppt_bytes = slTests.readFile("tomcat.png");
        assertArrayEquals(src_bytes, ppt_bytes);

        pict = (Picture)slides[2].getShapes()[0]; //the third slide contains WMF
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof WMF);
        assertEquals(Picture.WMF, pdata.getType());
        src_bytes = pdata.getData();
        ppt_bytes = slTests.readFile("santa.wmf");
        assertEquals(src_bytes.length, ppt_bytes.length);
        //ignore the first 22 bytes - it is a WMF metafile header
        b1 = new byte[src_bytes.length-22];
        System.arraycopy(src_bytes, 22, b1, 0, b1.length);
        b2 = new byte[ppt_bytes.length-22];
        System.arraycopy(ppt_bytes, 22, b2, 0, b2.length);
        assertArrayEquals(b1, b2);

        pict = (Picture)slides[3].getShapes()[0]; //the forth slide contains PICT
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof PICT);
        assertEquals(Picture.PICT, pdata.getType());
        src_bytes = pdata.getData();
        ppt_bytes = slTests.readFile("cow.pict");
        assertEquals(src_bytes.length, ppt_bytes.length);
        //ignore the first 512 bytes - it is a MAC specific crap
        b1 = new byte[src_bytes.length-512];
        System.arraycopy(src_bytes, 512, b1, 0, b1.length);
        b2 = new byte[ppt_bytes.length-512];
        System.arraycopy(ppt_bytes, 512, b2, 0, b2.length);
        assertArrayEquals(b1, b2);

        pict = (Picture)slides[4].getShapes()[0]; //the fifth slide contains EMF
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof EMF);
        assertEquals(Picture.EMF, pdata.getType());
        src_bytes = pdata.getData();
        ppt_bytes = slTests.readFile("wrench.emf");
        assertArrayEquals(src_bytes, ppt_bytes);
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        Slide[] slides = ppt.getSlides();
        PictureData[] pictures = ppt.getPictureData();
        assertEquals(12, slides.length);
        assertEquals(2, pictures.length);

    Picture pict;
    PictureData pdata;

        pict = (Picture)slides[0].getShapes()[1]; // 2nd object on 1st slide
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof WMF);
        assertEquals(Picture.WMF, pdata.getType());

        pict = (Picture)slides[0].getShapes()[2]; // 3rd object on 1st slide
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof WMF);
        assertEquals(Picture.WMF, pdata.getType());
  }
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        Slide[] slides = ppt.getSlides();
        PictureData[] pictures = ppt.getPictureData();
        assertEquals(27, slides.length);
        assertEquals(2, pictures.length);

    Picture pict;
    PictureData pdata;

        pict = (Picture)slides[6].getShapes()[13];
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof WMF);
        assertEquals(Picture.WMF, pdata.getType());

        pict = (Picture)slides[7].getShapes()[13];
        pdata = pict.getPictureData();
        assertTrue(pdata instanceof WMF);
        assertEquals(Picture.WMF, pdata.getType());

        //add a new picture, it should be correctly appended to the Pictures stream
        ByteArrayOutputStream out = new ByteArrayOutputStream();
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    public void testGetPictureName() throws Exception {
        SlideShow ppt = new SlideShow(slTests.openResourceAsStream("ppt_with_png.ppt"));
        Slide slide = ppt.getSlides()[0];

        Picture p = (Picture)slide.getShapes()[0]; //the first slide contains JPEG
        assertEquals("test", p.getPictureName());
    }
View Full Code Here
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