mirror of
https://github.com/moparisthebest/k-9
synced 2024-12-25 00:58:50 -05:00
GMail-app-style generated colorful one-letter contact pictures for pictureless contacts
This commit is contained in:
Stephan Fuhrmann
parent
b0c9ae0d88
commit
3feaeb6903
@ -5,6 +5,8 @@ import java.io.IOException;
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import java.io.InputStream;
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import java.lang.ref.WeakReference;
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import java.util.concurrent.RejectedExecutionException;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import android.app.ActivityManager;
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import android.content.ContentResolver;
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@ -12,6 +14,9 @@ import android.content.Context;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Rect;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.net.Uri;
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@ -20,6 +25,7 @@ import android.os.Build;
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import android.support.v4.util.LruCache;
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import android.widget.QuickContactBadge;
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import com.fsck.k9.helper.Contacts;
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import com.fsck.k9.mail.Address;
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public class ContactPictureLoader {
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/**
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@ -41,7 +47,6 @@ public class ContactPictureLoader {
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private ContentResolver mContentResolver;
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private Resources mResources;
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private Contacts mContactsHelper;
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private Bitmap mDefaultPicture;
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private int mPictureSizeInPx;
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/**
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@ -68,7 +73,6 @@ public class ContactPictureLoader {
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mContentResolver = appContext.getContentResolver();
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mResources = appContext.getResources();
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mContactsHelper = Contacts.getInstance(appContext);
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mDefaultPicture = BitmapFactory.decodeResource(mResources, defaultPictureResource);
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float scale = mResources.getDisplayMetrics().density;
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mPictureSizeInPx = (int) (PICTURE_SIZE * scale);
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@ -115,7 +119,8 @@ public class ContactPictureLoader {
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* @see #mBitmapCache
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* @see #mUnknownContactsCache
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*/
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public void loadContactPicture(String email, QuickContactBadge badge) {
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public void loadContactPicture(Address address, QuickContactBadge badge) {
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String email = address.getAddress();
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Bitmap bitmap = getBitmapFromCache(email);
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if (bitmap != null) {
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// The picture was found in the bitmap cache
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@ -123,21 +128,72 @@ public class ContactPictureLoader {
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} else if (isEmailInUnknownContactsCache(email)) {
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// This email address doesn't belong to a contact we have a picture for. Use the
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// default picture.
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badge.setImageBitmap(mDefaultPicture);
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badge.setImageBitmap(calculateFallbackBitmap(address));
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} else if (cancelPotentialWork(email, badge)) {
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// Query the contacts database in a background thread and try to load the contact
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// picture, if there is one.
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ContactPictureRetrievalTask task = new ContactPictureRetrievalTask(badge);
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AsyncDrawable asyncDrawable = new AsyncDrawable(mResources, mDefaultPicture, task);
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AsyncDrawable asyncDrawable = new AsyncDrawable(mResources, calculateFallbackBitmap(address), task);
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badge.setImageDrawable(asyncDrawable);
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try {
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task.exec(email);
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task.exec(address.getAddress(), address.getPersonal());
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} catch (RejectedExecutionException e) {
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// We flooded the thread pool queue... fall back to using the default picture
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badge.setImageBitmap(mDefaultPicture);
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badge.setImageBitmap(calculateFallbackBitmap(address));
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}
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}
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}
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private int calcUnknownContactColor(Address address) {
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int val = address.getAddress().toLowerCase().hashCode();
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int rgb =
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(0xff) << 24 |
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(~val & 0xff) << 16 |
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(val & 0xff) << 8 |
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(val>>>8 & 0xff);
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return rgb;
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}
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private char calcUnknownContactLetter(Address address) {
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String letter = "";
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Pattern p = Pattern.compile("[^a-zA-Z]*([a-zA-Z]).*");
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String str = address.getPersonal() != null ? address.getPersonal() : address.getAddress();
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Matcher m = p.matcher(str);
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if (m.matches()) {
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letter = m.group(1).toUpperCase();
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}
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return letter.length() == 0 ? 'K' : letter.charAt(0);
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}
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/** Calculates a bitmap with a color and a capital letter for
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* contacts without picture.
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* */
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private Bitmap calculateFallbackBitmap(Address address) {
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Bitmap result = Bitmap.createBitmap(mPictureSizeInPx, mPictureSizeInPx, Bitmap.Config.ARGB_8888);
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Canvas canvas = new Canvas(result);
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int rgb = calcUnknownContactColor(address);
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result.eraseColor(rgb);
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String letter = Character.toString(calcUnknownContactLetter(address));
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Paint paint = new Paint();
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paint.setAntiAlias(true);
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paint.setStyle(Paint.Style.FILL);
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paint.setARGB(255, 255, 255, 255);
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paint.setFakeBoldText(true);
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paint.setTextSize(mPictureSizeInPx);
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Rect rect = new Rect();
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paint.getTextBounds(letter, 0, 1, rect);
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float width = paint.measureText(letter);
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canvas.drawText(letter,
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mPictureSizeInPx/2f-width/2f,
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mPictureSizeInPx/2f+rect.height()/2f, paint);
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return result;
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}
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private void addBitmapToCache(String key, Bitmap bitmap) {
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if (getBitmapFromCache(key) == null) {
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@ -176,7 +232,7 @@ public class ContactPictureLoader {
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final ContactPictureRetrievalTask task = getContactPictureRetrievalTask(badge);
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if (task != null && email != null) {
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String emailFromTask = task.getEmail();
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String emailFromTask = task.getAddress().getAddress();
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if (!email.equals(emailFromTask)) {
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// Cancel previous task
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task.cancel(true);
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@ -208,7 +264,7 @@ public class ContactPictureLoader {
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*/
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class ContactPictureRetrievalTask extends AsyncTask<String, Void, Bitmap> {
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private final WeakReference<QuickContactBadge> mQuickContactBadgeReference;
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private String mEmail;
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private Address mAddress;
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ContactPictureRetrievalTask(QuickContactBadge badge) {
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mQuickContactBadgeReference = new WeakReference<QuickContactBadge>(badge);
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@ -222,14 +278,15 @@ public class ContactPictureLoader {
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}
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}
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public String getEmail() {
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return mEmail;
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public Address getAddress() {
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return mAddress;
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}
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@Override
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protected Bitmap doInBackground(String... args) {
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String email = args[0];
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mEmail = email;
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String personal = args[1];
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mAddress = new Address(email, personal);
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final Uri x = mContactsHelper.getPhotoUri(email);
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Bitmap bitmap = null;
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if (x != null) {
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@ -256,8 +313,8 @@ public class ContactPictureLoader {
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}
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if (bitmap == null) {
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bitmap = mDefaultPicture;
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bitmap = calculateFallbackBitmap(mAddress);
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// Remember that we don't have a contact picture for this email address
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addEmailToUnknownContactsCache(email);
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} else {
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@ -1875,15 +1875,15 @@ public class MessageListFragment extends SherlockFragment implements OnItemClick
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CharSequence displayName = mMessageHelper.getDisplayName(account, fromAddrs, toAddrs);
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CharSequence displayDate = DateUtils.getRelativeTimeSpanString(context, cursor.getLong(DATE_COLUMN));
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String counterpartyAddress = null;
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Address counterpartyAddress = null;
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if (fromMe) {
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if (toAddrs.length > 0) {
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counterpartyAddress = toAddrs[0].getAddress();
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counterpartyAddress = toAddrs[0];
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} else if (ccAddrs.length > 0) {
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counterpartyAddress = ccAddrs[0].getAddress();
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counterpartyAddress = ccAddrs[0];
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}
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} else if (fromAddrs.length > 0) {
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counterpartyAddress = fromAddrs[0].getAddress();
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counterpartyAddress = fromAddrs[0];
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}
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int threadCount = (mThreadedList) ? cursor.getInt(THREAD_COUNT_COLUMN) : 0;
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@ -1923,7 +1923,7 @@ public class MessageListFragment extends SherlockFragment implements OnItemClick
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holder.position = cursor.getPosition();
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if (holder.contactBadge != null) {
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holder.contactBadge.assignContactFromEmail(counterpartyAddress, true);
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holder.contactBadge.assignContactFromEmail(counterpartyAddress.getAddress(), true);
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if (counterpartyAddress != null) {
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/*
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* At least in Android 2.2 a different background + padding is used when no
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@ -226,15 +226,15 @@ public class MessageHeader extends ScrollView implements OnClickListener {
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Address[] ccAddrs = message.getRecipients(Message.RecipientType.CC);
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boolean fromMe = mMessageHelper.toMe(account, fromAddrs);
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String counterpartyAddress = null;
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Address counterpartyAddress = null;
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if (fromMe) {
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if (toAddrs.length > 0) {
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counterpartyAddress = toAddrs[0].getAddress();
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counterpartyAddress = toAddrs[0];
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} else if (ccAddrs.length > 0) {
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counterpartyAddress = ccAddrs[0].getAddress();
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counterpartyAddress = ccAddrs[0];
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}
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} else if (fromAddrs.length > 0) {
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counterpartyAddress = fromAddrs[0].getAddress();
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counterpartyAddress = fromAddrs[0];
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}
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/*
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@ -275,7 +275,7 @@ public class MessageHeader extends ScrollView implements OnClickListener {
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mDateView.setText(dateTime);
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if (K9.showContactPicture()) {
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mContactBadge.assignContactFromEmail(counterpartyAddress, true);
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mContactBadge.assignContactFromEmail(counterpartyAddress.getAddress(), true);
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if (counterpartyAddress != null) {
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mContactsPictureLoader.loadContactPicture(counterpartyAddress, mContactBadge);
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} else {
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