testbackground.java

java 读写word excel ppt

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.hslf.model;

import junit.framework.TestCase;

import java.io.*;
import java.awt.*;

import org.apache.poi.hslf.usermodel.SlideShow;
import org.apache.poi.hslf.HSLFSlideShow;

/**
 * Test <code>Fill</code> object.
 * 
 * @author Yegor Kozlov
 */
public class TestBackground extends TestCase {

    /**
     * Default background for slide, shape and slide master.
     */
    public void testDefaults() throws Exception {
        SlideShow ppt = new SlideShow();

        assertEquals(Fill.FILL_SOLID, ppt.getSlidesMasters()[0].getBackground().getFill().getFillType());

        Slide slide = ppt.createSlide();
        assertTrue(slide.getFollowMasterBackground());
        assertEquals(Fill.FILL_SOLID, slide.getBackground().getFill().getFillType());

        Shape shape = new AutoShape(ShapeTypes.Rectangle);
        assertEquals(Fill.FILL_SOLID, shape.getFill().getFillType());
    }

    /**
     * Read fill information from an reference ppt file
     */
    public void testReadBackground() throws Exception {
        SlideShow ppt = new SlideShow(new HSLFSlideShow(System.getProperty("HSLF.testdata.path") + "/backgrounds.ppt"));
        Fill fill;
        Shape shape;

        Slide[] slide = ppt.getSlides();

        fill = slide[0].getBackground().getFill();
        assertEquals(Fill.FILL_PICTURE, fill.getFillType());
        shape = slide[0].getShapes()[0];
        assertEquals(Fill.FILL_SOLID, shape.getFill().getFillType());

        fill = slide[1].getBackground().getFill();
        assertEquals(Fill.FILL_PATTERN, fill.getFillType());
        shape = slide[1].getShapes()[0];
        assertEquals(Fill.FILL_BACKGROUND, shape.getFill().getFillType());

        fill = slide[2].getBackground().getFill();
        assertEquals(Fill.FILL_TEXTURE, fill.getFillType());
        shape = slide[2].getShapes()[0];
        assertEquals(Fill.FILL_PICTURE, shape.getFill().getFillType());

        fill = slide[3].getBackground().getFill();
        assertEquals(Fill.FILL_SHADE_CENTER, fill.getFillType());
        shape = slide[3].getShapes()[0];
        assertEquals(Fill.FILL_SHADE, shape.getFill().getFillType());
    }

    /**
     * Create a ppt with various fill effects
     */
    public void testBackgroundPicture() throws Exception {
        SlideShow ppt = new SlideShow();
        Slide slide;
        Fill fill;
        Shape shape;
        int idx;

        //slide 1
        slide = ppt.createSlide();
        slide.setFollowMasterBackground(false);
        fill = slide.getBackground().getFill();
        idx = ppt.addPicture(new File(System.getProperty("HSLF.testdata.path") + "/tomcat.png"), Picture.PNG);
        fill.setFillType(Fill.FILL_PICTURE);
        fill.setPictureData(idx);

        shape = new AutoShape(ShapeTypes.Rectangle);
        shape.setAnchor(new java.awt.Rectangle(100, 100, 200, 200));
        fill = shape.getFill();
        fill.setFillType(Fill.FILL_SOLID);
        slide.addShape(shape);

        //slide 2
        slide = ppt.createSlide();
        slide.setFollowMasterBackground(false);
        fill = slide.getBackground().getFill();
        idx = ppt.addPicture(new File(System.getProperty("HSLF.testdata.path") + "/tomcat.png"), Picture.PNG);
        fill.setFillType(Fill.FILL_PATTERN);
        fill.setPictureData(idx);
        fill.setBackgroundColor(Color.green);
        fill.setForegroundColor(Color.red);

        shape = new AutoShape(ShapeTypes.Rectangle);
        shape.setAnchor(new java.awt.Rectangle(100, 100, 200, 200));
        fill = shape.getFill();
        fill.setFillType(Fill.FILL_BACKGROUND);
        slide.addShape(shape);

        //slide 3
        slide = ppt.createSlide();
        slide.setFollowMasterBackground(false);
        fill = slide.getBackground().getFill();
        idx = ppt.addPicture(new File(System.getProperty("HSLF.testdata.path") + "/tomcat.png"), Picture.PNG);
        fill.setFillType(Fill.FILL_TEXTURE);
        fill.setPictureData(idx);

        shape = new AutoShape(ShapeTypes.Rectangle);
        shape.setAnchor(new java.awt.Rectangle(100, 100, 200, 200));
        fill = shape.getFill();
        fill.setFillType(Fill.FILL_PICTURE);
        idx = ppt.addPicture(new File(System.getProperty("HSLF.testdata.path") + "/clock.jpg"), Picture.JPEG);
        fill.setPictureData(idx);
        slide.addShape(shape);

        // slide 4
        slide = ppt.createSlide();
        slide.setFollowMasterBackground(false);
        fill = slide.getBackground().getFill();
        fill.setFillType(Fill.FILL_SHADE_CENTER);
        fill.setBackgroundColor(Color.white);
        fill.setForegroundColor(Color.darkGray);

        shape = new AutoShape(ShapeTypes.Rectangle);
        shape.setAnchor(new java.awt.Rectangle(100, 100, 200, 200));
        fill = shape.getFill();
        fill.setFillType(Fill.FILL_SHADE);
        fill.setBackgroundColor(Color.red);
        fill.setForegroundColor(Color.green);
        slide.addShape(shape);

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

        ppt = new SlideShow(new HSLFSlideShow(new ByteArrayInputStream(out.toByteArray())));
        Slide[] slides = ppt.getSlides();

        fill = slides[0].getBackground().getFill();
        assertEquals(Fill.FILL_PICTURE, fill.getFillType());
        shape = slides[0].getShapes()[0];
        assertEquals(Fill.FILL_SOLID, shape.getFill().getFillType());

        fill = slides[1].getBackground().getFill();
        assertEquals(Fill.FILL_PATTERN, fill.getFillType());
        shape = slides[1].getShapes()[0];
        assertEquals(Fill.FILL_BACKGROUND, shape.getFill().getFillType());

        fill = slides[2].getBackground().getFill();
        assertEquals(Fill.FILL_TEXTURE, fill.getFillType());
        shape = slides[2].getShapes()[0];
        assertEquals(Fill.FILL_PICTURE, shape.getFill().getFillType());

        fill = slides[3].getBackground().getFill();
        assertEquals(Fill.FILL_SHADE_CENTER, fill.getFillType());
        shape = slides[3].getShapes()[0];
        assertEquals(Fill.FILL_SHADE, shape.getFill().getFillType());

    }

}