org.apache.poi.xslf.usermodel.XSLFPictureShape Java Examples

@Test
	public void test1() throws IOException {
		 // create a ppt
        XMLSlideShow ppt = new XMLSlideShow(new FileInputStream("E:\\ConvertTester\\ppt\\看看addThread方法的源码.pptx"));
        XSLFPictureData pd = ppt.addPicture(new File("E:\\ConvertTester\\images\\jshrss-logo.png"), PictureType.PNG);
        for (int i=0;i<ppt.getSlideMasters().size();i++) {
        	XSLFSlideMaster slideMaster = ppt.getSlideMasters().get(i);
        	XSLFSlideLayout[] slideLayouts = slideMaster.getSlideLayouts();
        	for (XSLFSlideLayout slidelayout : slideLayouts) {
        		XSLFPictureShape ps = slidelayout.createPicture(pd);
            	ps.setAnchor(new Rectangle2D.Double(20, 20, 640, 400));
        	}
        }
        FileOutputStream fos = new FileOutputStream("E:\\ConvertTester\\ppt\\bla.pptx");
        ppt.write(fos);
        fos.close();
        
        
        

//        XSLFSlide sl = ppt.createSlide(slidelayout);
//        ((XSLFAutoShape)sl.getShapes().get(0)).setText("title");
//        ((XSLFAutoShape)sl.getShapes().get(1)).setText("content");

       
	}
 

@Override
public void parseShape(ReaderContext readerContext, XSLFSimpleShape xslfSimpleShape, JSONObject shape) {
    if (!(xslfSimpleShape instanceof XSLFPictureShape))
        return;

    XSLFPictureShape xslfPictureShape = (XSLFPictureShape) xslfSimpleShape;
    parseClipping(xslfPictureShape, shape);
    JSONObject image = new JSONObject();
    XSLFPictureData xslfPictureData = xslfPictureShape.getPictureData();
    parseSize(xslfPictureData, image);
    image.put("contentType", xslfPictureData.getContentType());
    try {
        image.put("url", readerContext.getMediaWriter().write(MediaType.find(xslfPictureData.getContentType()),
                xslfPictureData.getFileName(), xslfPictureData.getInputStream()));
    } catch (IOException e) {
        logger.warn(e, "获取PPTX图片数据时发生异常！");
    }
    image.put("state", ((CTPicture) xslfPictureShape.getXmlObject()).getBlipFill().getBlip().getCstate().toString());
    shape.put("image", image);
}
 

/**
 * Handles shape modification
 * @return true is the shape should be removed
 */
private static boolean processShape(XSLFShape shape, List<ImageToReplace> imagesToReplace, XMLSlideShow ppt, PptMapper mapper) {
	if(shape instanceof XSLFTextShape) {
		return processTextShape((XSLFTextShape) shape, mapper);
	}
	if(shape instanceof XSLFTable) {
		return processTableShape((XSLFTable) shape, mapper);
	}
	if(shape instanceof XSLFPictureShape) {
		return processImageShape((XSLFPictureShape) shape, imagesToReplace, mapper);
	}
	if(shape instanceof XSLFGroupShape) {
		return processGroupShape((XSLFGroupShape) shape, ppt, mapper);
	}

	return false;
}
 

private static boolean processImageShape(XSLFPictureShape imageShape, List<ImageToReplace> imagesToReplace, PptMapper mapper) {
	Optional<PptVariable> imageVariable = parseHyperlinkVariable(imageShape);
	if(shouldHide(imageVariable, mapper)) {
		return true;
	}

	imageVariable
		.flatMap(variable -> mapper.imageMapping(variable.getName()))
		.ifPresent(imageMapper ->
			imagesToReplace.add(ImageToReplace.of(imageShape, imageMapper))
		);

	styleShape(imageShape, imageVariable, mapper);

	return false;
}
 

private void parseClipping(XSLFPictureShape xslfPictureShape, JSONObject shape) {
    Insets insets = xslfPictureShape.getClipping();
    if (insets == null)
        return;

    JSONObject clipping = new JSONObject();
    clipping.put("left", officeHelper.fromPercent(insets.left));
    clipping.put("top", officeHelper.fromPercent(insets.top));
    clipping.put("right", officeHelper.fromPercent(insets.right));
    clipping.put("bottom", officeHelper.fromPercent(insets.bottom));
    shape.put("clipping", clipping);
}
 

private void parseImage(XSLFSlide xslfSlide, XSLFPictureData xslfPictureData, JSONObject object) {
    XSLFPictureShape xslfPictureShape = xslfSlide.createPicture(xslfPictureData);
    xslfPictureShape.setAnchor(parserHelper.getRectangle(object));
    parserHelper.rotate(xslfPictureShape, object);
}
 

private static void replaceImage(XMLSlideShow ppt, ShapeContainer<XSLFShape, ?> shapeContainer, ImageToReplace imageToReplace) {
	byte[] newPictureResized = imageToReplace.imageMapper.getReplacementMode().resize(
		imageToReplace.imageMapper.getValue(),
		imageToReplace.imageMapper.getTargetFormat().name(),
		(int) imageToReplace.toReplace.getAnchor().getWidth(),
		(int) imageToReplace.toReplace.getAnchor().getHeight(),
		imageToReplace.getImageMapper().getQualityFactory(),
		imageToReplace.getImageMapper().getQualityMultiplicator()
	);
	if(newPictureResized == null) {
		// if an error occurred during the resizement of the image, the replacement cannot be processed
		return;
	}

	XSLFPictureData newPictureData = ppt.addPicture(newPictureResized, imageToReplace.imageMapper.getTargetFormat());
	Rectangle2D newImageAnchor = computeNewImageAnchor(
		imageToReplace.toReplace.getAnchor(),
		newPictureResized,
		imageToReplace.imageMapper.getReplacementMode(),
		imageToReplace.imageMapper.getQualityMultiplicator()
	);

	if(shapeContainer instanceof POIXMLDocumentPart) {
		replaceImageInPlace((POIXMLDocumentPart) shapeContainer, imageToReplace, newPictureData, newImageAnchor);
	}
	else if(shapeContainer instanceof XSLFGroupShape) {
		replaceImageInPlace(((XSLFGroupShape) shapeContainer).getSheet(), imageToReplace, newPictureData, newImageAnchor);
	}
	// If the container is not a POIXMLDocumentPart or a XSLFGroupShape,
	// the old image have to deleted along with its properties.
	// The new image will just be place in the same area of the old image.
	// This behavior is a fall back that should not append since
	// I don't think the image container can be something else
	// apart from POIXMLDocumentPart and XSLFGroupShape.
	else {
		XSLFPictureShape newPictureShape = (XSLFPictureShape) shapeContainer.createPicture(newPictureData);
		newPictureShape.setAnchor(newImageAnchor);

		shapeContainer.removeShape(imageToReplace.toReplace);
	}
}