android机相水印 示例源码

【实例截图】

【核心代码】

package com.pps.water.activity;

import java.text.SimpleDateFormat;
import java.util.Date;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.provider.MediaStore;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.Window;
import android.widget.Button;
import android.widget.ImageView;

import com.pps.water.utils.FileUtils;
import com.pps.water.utils.MomeryUtils;
import com.pps.water.utils.WaterUtils;

public class MainActivity extends Activity {
	private ImageView water_img;
	private Button water_btn;
	private Bitmap bitmap ;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		this.requestWindowFeature(Window.FEATURE_NO_TITLE);
		setContentView(R.layout.main);
		water_img = (ImageView) this.findViewById(R.id.water_img);
		water_btn = (Button) this.findViewById(R.id.water_btn);
		water_btn.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View v) {
				// 点击调用系统照相机程序，进行拍照
				Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
                startActivityForResult(intent, 1);
			}
		});
	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		super.onActivityResult(requestCode, resultCode, data);
	    
		if(resultCode==Activity.RESULT_OK)
		{
			//开始检测SD卡
			if(MomeryUtils.externalMemoryAvailable())
			{
				 Bundle bundle = data.getExtras();
				 //获取拍照返回的图片
				 bitmap= (Bitmap) bundle.get("data");
		         if(null!=bitmap){
				 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd-hh-mm-ss");
		         FileUtils.saveFile(bitmap, sdf.format(new Date(System.currentTimeMillis())) "1.jpg");
		         //添加水印和文字
//		         Bitmap mSrc = BitmapFactory.decodeResource(getResources(),
//		 				R.drawable.src);
		 		 Bitmap mWater = BitmapFactory.decodeResource(getResources(),
		 				R.drawable.water);
		 		 Bitmap img = WaterUtils.createBitmap(bitmap, mWater, "PPS&爱奇艺在一起更好看");
		 		 
		 		if (img != null) {
		 			water_img.setImageBitmap(img);
		 			//把水印图片也保存到sdcard中
		 			FileUtils.saveFile(img, sdf.format(new Date(System.currentTimeMillis())) "2.jpg");
		 		}
		         }else {
					Log.i("jiangqq", "拍照失败.");
				}
			}else {
				Log.i("jiangqq", "sdcard不可读或者没有挂载成功.");
			}
		}
	}
	
}