package com.claucookie.trendingroundapp.lazylist;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Collections;
import java.util.Map;
import java.util.WeakHashMap;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import android.app.Activity;
import android.app.PendingIntent.OnFinished;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.PorterDuffXfermode;
import android.graphics.Rect;
import android.graphics.RectF;
import android.graphics.Bitmap.Config;
import android.graphics.PorterDuff.Mode;
import android.util.Log;
import android.view.animation.Animation;
import android.view.animation.AnimationUtils;
import android.widget.ImageView;
public class ImageLoader {
MemoryCache memoryCache = new MemoryCache();
FileCache fileCache;
final int stub_id;
int mPixels = 0;
private Map<ImageView, String> imageViews = Collections
.synchronizedMap(new WeakHashMap<ImageView, String>());
ExecutorService executorService;
public ImageLoader(Context context, String cacheDirName, int stub) {
cacheDirName = "VoiceplateCache/" + cacheDirName;
fileCache = new FileCache(context, cacheDirName);
executorService = Executors.newFixedThreadPool(5);
stub_id = stub;
}
public void DisplayImage(String url, ImageView imageView) {
try {
imageViews.put(imageView, url);
Bitmap bitmap = memoryCache.get(url);
if (bitmap != null)
imageView.setImageBitmap(bitmap);
else {
if (!url.equals("null") && !url.equals("") && url != null) {
queuePhoto(url, imageView);
imageView.setImageResource(stub_id);
} else {
imageView.setImageResource(stub_id);
}
}
} catch (Exception e) {
}
}
public void DisplayRoundedImage(String url, ImageView imageView, int pixels) {
try {
mPixels = pixels;
imageViews.put(imageView, url);
Bitmap bitmap = memoryCache.get(url);
if (bitmap != null)
imageView
.setImageBitmap(getRoundedCornerBitmap(bitmap, pixels));
else {
if (!url.equals("null") && !url.equals("") && url != null) {
queuePhoto(url, imageView);
imageView.setImageResource(stub_id);
} else {
imageView.setImageResource(stub_id);
}
}
} catch (Exception e) {
//Log.v("ImageLoader", e.getMessage());
}
}
public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, int pixels) {
Bitmap cropedBitmap = Bitmap.createBitmap(bitmap.getWidth(),
bitmap.getHeight(), Config.ARGB_8888);
// Hacemos el avatar cuadrado
if (bitmap.getWidth() >= bitmap.getHeight()) {
cropedBitmap = Bitmap.createBitmap(bitmap, bitmap.getWidth() / 2
- bitmap.getHeight() / 2, 0, bitmap.getHeight(),
bitmap.getHeight());
} else {
cropedBitmap = Bitmap.createBitmap(bitmap, 0, bitmap.getHeight()
/ 2 - bitmap.getWidth() / 2, bitmap.getWidth(),
bitmap.getWidth());
}
// Sobreescribimos el bitmap fuente y creamos el destino
bitmap = Bitmap.createScaledBitmap(cropedBitmap, pixels + 40,
pixels + 40, false);
Bitmap output = Bitmap.createBitmap(bitmap.getWidth(),
bitmap.getHeight(), Config.ARGB_8888);
Canvas canvas = new Canvas(output);
final int color = 0xff424242;
final Paint paint = new Paint();
final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
final RectF rectF = new RectF(rect);
final float roundPx = pixels;
paint.setAntiAlias(true);
canvas.drawARGB(0, 0, 0, 0);
paint.setColor(color);
canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
canvas.drawBitmap(bitmap, rect, rect, paint);
return output;
}
private void queuePhoto(String url, ImageView imageView) {
PhotoToLoad p = new PhotoToLoad(url, imageView);
if (executorService.isShutdown())
executorService = Executors.newFixedThreadPool(5);
executorService.submit(new PhotosLoader(p));
}
private Bitmap getBitmap(String url) {
File f = fileCache.getFile(url);
// from SD cache
Bitmap b = decodeFile(f);
if (b != null)
return b;
// from web
try {
Log.v("ImageLoader", "ImageLoader " + url);
Bitmap bitmap = null;
URL imageUrl = new URL(url);
HttpURLConnection conn = (HttpURLConnection) imageUrl
.openConnection();
conn.setRequestProperty(
"User-Agent",
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/21.0.1180.79 Safari/537.1");
// conn.addRequestProperty("REFERER", "http://www.theseen.tv");
conn.setConnectTimeout(30000);
conn.setReadTimeout(30000);
conn.setInstanceFollowRedirects(true);
InputStream is = conn.getInputStream();
OutputStream os = new FileOutputStream(f);
Utils.CopyStream(is, os);
os.close();
bitmap = decodeFile(f);
Log.v("ImageLoader", "ImageLoader " + url + " got !!!");
return bitmap;
} catch (Exception ex) {
ex.printStackTrace();
return null;
}
}
// decodes image and scales it to reduce memory consumption
private Bitmap decodeFile(File f) {
try {
// decode image size
BitmapFactory.Options o = new BitmapFactory.Options();
o.inJustDecodeBounds = true;
BitmapFactory.decodeStream(new FileInputStream(f), null, o);
// Find the correct scale value. It should be the power of 2.
final int REQUIRED_SIZE = 256;
int width_tmp = o.outWidth, height_tmp = o.outHeight;
int scale = 1;
while (true) {
if (width_tmp / 2 < REQUIRED_SIZE
|| height_tmp / 2 < REQUIRED_SIZE)
break;
width_tmp /= 2;
height_tmp /= 2;
scale *= 2;
}
// decode with inSampleSize
BitmapFactory.Options o2 = new BitmapFactory.Options();
o2.inSampleSize = scale;
return BitmapFactory.decodeStream(new FileInputStream(f), null, o2);
} catch (FileNotFoundException e) {
}
return null;
}
// Task for the queue
private class PhotoToLoad {
public String url;
public ImageView imageView;
public PhotoToLoad(String u, ImageView i) {
url = u;
imageView = i;
}
}
class PhotosLoader implements Runnable {
PhotoToLoad photoToLoad;
PhotosLoader(PhotoToLoad photoToLoad) {
this.photoToLoad = photoToLoad;
}
@Override
public void run() {
if (imageViewReused(photoToLoad))
return;
Bitmap bmp = getBitmap(photoToLoad.url);
memoryCache.put(photoToLoad.url, bmp);
if (imageViewReused(photoToLoad))
return;
BitmapDisplayer bd = new BitmapDisplayer(bmp, photoToLoad);
// Activity a = (Activity) photoToLoad.imageView.getContext();
// a.runOnUiThread(bd);
photoToLoad.imageView.post(bd);
}
}
boolean imageViewReused(PhotoToLoad photoToLoad) {
String tag = imageViews.get(photoToLoad.imageView);
if (tag == null || !tag.equals(photoToLoad.url))
return true;
return false;
}
// Used to display bitmap in the UI thread
class BitmapDisplayer implements Runnable {
Bitmap bitmap;
PhotoToLoad photoToLoad;
public BitmapDisplayer(Bitmap b, PhotoToLoad p) {
bitmap = b;
photoToLoad = p;
}
public void run() {
if (imageViewReused(photoToLoad))
return;
if (bitmap != null) {
Animation a = AnimationUtils.loadAnimation(
photoToLoad.imageView.getContext(),
android.R.anim.fade_in);
photoToLoad.imageView.startAnimation(a);
if (mPixels > 0)
photoToLoad.imageView
.setImageBitmap(getRoundedCornerBitmap(bitmap,
mPixels));
else
photoToLoad.imageView.setImageBitmap(bitmap);
} else
photoToLoad.imageView.setImageResource(stub_id);
executorService.shutdownNow();
}
}
public void clearCache() {
memoryCache.clear();
fileCache.clear();
}
}