SinglePageActivity.java

package com.poi.poiandroid;

import java.io.FileInputStream;
import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;

import net.pbdavey.awt.Graphics2D;

import org.apache.poi.hslf.model.Slide;
import org.apache.poi.hslf.usermodel.SlideShow;

import and.awt.Dimension;
import android.app.Activity;
import android.graphics.Bitmap;
import android.graphics.Bitmap.Config;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.os.Bundle;
import android.widget.ImageView;

public class SinglePageActivity extends Activity {

	ImageView mImageView;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_single_page);

		mImageView = (ImageView) findViewById(R.id.image);

		Logger.getLogger("org.teleal.cling").setLevel(Level.FINEST);

		try {
			ppt2png();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	private void ppt2png() throws IOException {
		FileInputStream is = new FileInputStream("/sdcard/socket.ppt");
		SlideShow ppt = new SlideShow(is);
		is.close();

		final Dimension pgsize = ppt.getPageSize();

		final Slide[] slide = ppt.getSlides();

		int i = 1;

		String title = slide[i].getTitle();
		System.out.println("Rendering slide " + (i + 1)
				+ (title == null ? "" : ": " + title));
		System.out.println("pgsize.width: " + pgsize.getWidth()
				+ ", pgsize.height: " + pgsize.getHeight());

		Bitmap bmp = Bitmap.createBitmap((int) pgsize.getWidth(),
				(int) pgsize.getHeight(), Config.RGB_565);
		Canvas canvas = new Canvas(bmp);
		Paint paint = new Paint();
		paint.setColor(android.graphics.Color.WHITE);
		paint.setFlags(Paint.ANTI_ALIAS_FLAG);
		canvas.drawPaint(paint);

		Graphics2D graphics2d = new Graphics2D(canvas);

		// render
		slide[i].draw(graphics2d);

		mImageView.setImageBitmap(bmp);

		System.out.println("end");
	}
}