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package eu.siacs.conversations.services;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.Rect;
import android.graphics.Typeface;
import android.net.Uri;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Bookmark;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.ListItem;
import eu.siacs.conversations.entities.MucOptions;
import eu.siacs.conversations.utils.UIHelper;
public class AvatarService {
private static final int FG_COLOR = 0xFFFAFAFA;
private static final int TRANSPARENT = 0x00000000;
private static final int PLACEHOLDER_COLOR = 0xFF202020;
private static final String PREFIX_CONTACT = "contact";
private static final String PREFIX_CONVERSATION = "conversation";
private static final String PREFIX_ACCOUNT = "account";
private static final String PREFIX_GENERIC = "generic";
final private ArrayList<Integer> sizes = new ArrayList<>();
protected XmppConnectionService mXmppConnectionService = null;
public AvatarService(XmppConnectionService service) {
this.mXmppConnectionService = service;
}
public Bitmap get(final Contact contact, final int size) {
final String KEY = key(contact, size);
Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY);
if (avatar != null) {
return avatar;
}
if (contact.getProfilePhoto() != null) {
avatar = mXmppConnectionService.getFileBackend().cropCenterSquare(Uri.parse(contact.getProfilePhoto()), size);
}
if (avatar == null && contact.getAvatar() != null) {
avatar = mXmppConnectionService.getFileBackend().getAvatar(contact.getAvatar(), size);
}
if (avatar == null) {
avatar = get(contact.getDisplayName(), size);
}
this.mXmppConnectionService.getBitmapCache().put(KEY, avatar);
return avatar;
}
public void clear(Contact contact) {
for (Integer size : sizes) {
this.mXmppConnectionService.getBitmapCache().remove(
key(contact, size));
}
}
private String key(Contact contact, int size) {
synchronized (this.sizes) {
if (!this.sizes.contains(size)) {
this.sizes.add(size);
}
}
return PREFIX_CONTACT + "_" + contact.getAccount().getJid().toBareJid() + "_"
+ contact.getJid() + "_" + String.valueOf(size);
}
public Bitmap get(ListItem item, int size) {
if (item instanceof Contact) {
return get((Contact) item, size);
} else if (item instanceof Bookmark) {
Bookmark bookmark = (Bookmark) item;
if (bookmark.getConversation() != null) {
return get(bookmark.getConversation(), size);
} else {
return get(bookmark.getDisplayName(), size);
}
} else {
return get(item.getDisplayName(), size);
}
}
public Bitmap get(Conversation conversation, int size) {
if (conversation.getMode() == Conversation.MODE_SINGLE) {
return get(conversation.getContact(), size);
} else {
return get(conversation.getMucOptions(), size);
}
}
public void clear(Conversation conversation) {
if (conversation.getMode() == Conversation.MODE_SINGLE) {
clear(conversation.getContact());
} else {
clear(conversation.getMucOptions());
}
}
public Bitmap get(MucOptions mucOptions, int size) {
final String KEY = key(mucOptions, size);
Bitmap bitmap = this.mXmppConnectionService.getBitmapCache().get(KEY);
if (bitmap != null) {
return bitmap;
}
List<MucOptions.User> users = mucOptions.getUsers();
int count = users.size();
bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
bitmap.eraseColor(TRANSPARENT);
if (count == 0) {
String name = mucOptions.getConversation().getName();
String letter = name.substring(0, 1);
int color = UIHelper.getColorForName(name);
drawTile(canvas, letter, color, 0, 0, size, size);
} else if (count == 1) {
drawTile(canvas, users.get(0), 0, 0, size, size);
} else if (count == 2) {
drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size);
drawTile(canvas, users.get(1), size / 2 + 1, 0, size, size);
} else if (count == 3) {
drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size);
drawTile(canvas, users.get(1), size / 2 + 1, 0, size, size / 2 - 1);
drawTile(canvas, users.get(2), size / 2 + 1, size / 2 + 1, size,
size);
} else if (count == 4) {
drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size / 2 - 1);
drawTile(canvas, users.get(1), 0, size / 2 + 1, size / 2 - 1, size);
drawTile(canvas, users.get(2), size / 2 + 1, 0, size, size / 2 - 1);
drawTile(canvas, users.get(3), size / 2 + 1, size / 2 + 1, size,
size);
} else {
drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size / 2 - 1);
drawTile(canvas, users.get(1), 0, size / 2 + 1, size / 2 - 1, size);
drawTile(canvas, users.get(2), size / 2 + 1, 0, size, size / 2 - 1);
drawTile(canvas, "\u2026", PLACEHOLDER_COLOR, size / 2 + 1, size / 2 + 1,
size, size);
}
this.mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
return bitmap;
}
public void clear(MucOptions options) {
for (Integer size : sizes) {
this.mXmppConnectionService.getBitmapCache().remove(
key(options, size));
}
}
private String key(MucOptions options, int size) {
synchronized (this.sizes) {
if (!this.sizes.contains(size)) {
this.sizes.add(size);
}
}
return PREFIX_CONVERSATION + "_" + options.getConversation().getUuid()
+ "_" + String.valueOf(size);
}
public Bitmap get(Account account, int size) {
final String KEY = key(account, size);
Bitmap avatar = mXmppConnectionService.getBitmapCache().get(KEY);
if (avatar != null) {
return avatar;
}
avatar = mXmppConnectionService.getFileBackend().getAvatar(
account.getAvatar(), size);
if (avatar == null) {
avatar = get(account.getJid().toBareJid().toString(), size);
}
mXmppConnectionService.getBitmapCache().put(KEY, avatar);
return avatar;
}
public void clear(Account account) {
for (Integer size : sizes) {
this.mXmppConnectionService.getBitmapCache().remove(
key(account, size));
}
}
private String key(Account account, int size) {
synchronized (this.sizes) {
if (!this.sizes.contains(size)) {
this.sizes.add(size);
}
}
return PREFIX_ACCOUNT + "_" + account.getUuid() + "_"
+ String.valueOf(size);
}
public Bitmap get(final String name, final int size) {
final String KEY = key(name, size);
Bitmap bitmap = mXmppConnectionService.getBitmapCache().get(KEY);
if (bitmap != null) {
return bitmap;
}
bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
String letter;
int color;
if (name.length() > 0) {
letter = name.substring(0, 1);
color = UIHelper.getColorForName(name);
} else {
letter = "X";
color = PLACEHOLDER_COLOR;
}
drawTile(canvas, letter, color, 0, 0, size, size);
mXmppConnectionService.getBitmapCache().put(KEY, bitmap);
return bitmap;
}
private String key(String name, int size) {
synchronized (this.sizes) {
if (!this.sizes.contains(size)) {
this.sizes.add(size);
}
}
return PREFIX_GENERIC + "_" + name + "_" + String.valueOf(size);
}
private void drawTile(Canvas canvas, String letter, int tileColor,
int left, int top, int right, int bottom) {
letter = letter.toUpperCase(Locale.getDefault());
Paint tilePaint = new Paint(), textPaint = new Paint();
tilePaint.setColor(tileColor);
textPaint.setFlags(Paint.ANTI_ALIAS_FLAG);
textPaint.setColor(FG_COLOR);
textPaint.setTypeface(Typeface.create("sans-serif-light",
Typeface.NORMAL));
textPaint.setTextSize((float) ((right - left) * 0.8));
Rect rect = new Rect();
canvas.drawRect(new Rect(left, top, right, bottom), tilePaint);
textPaint.getTextBounds(letter, 0, 1, rect);
float width = textPaint.measureText(letter);
canvas.drawText(letter, (right + left) / 2 - width / 2, (top + bottom)
/ 2 + rect.height() / 2, textPaint);
}
private void drawTile(Canvas canvas, MucOptions.User user, int left,
int top, int right, int bottom) {
Contact contact = user.getContact();
if (contact != null) {
Uri uri = null;
if (contact.getProfilePhoto() != null) {
uri = Uri.parse(contact.getProfilePhoto());
} else if (contact.getAvatar() != null) {
uri = mXmppConnectionService.getFileBackend().getAvatarUri(
contact.getAvatar());
}
if (uri != null) {
Bitmap bitmap = mXmppConnectionService.getFileBackend()
.cropCenter(uri, bottom - top, right - left);
if (bitmap != null) {
drawTile(canvas, bitmap, left, top, right, bottom);
return;
}
}
}
String name = user.getName();
String letter;
int color;
if (name.length() > 0) {
letter = name.substring(0, 1);
color = UIHelper.getColorForName(name);
} else {
letter = "X";
color = PLACEHOLDER_COLOR;
}
drawTile(canvas, letter, color, left, top, right, bottom);
}
private void drawTile(Canvas canvas, Bitmap bm, int dstleft, int dsttop,
int dstright, int dstbottom) {
Rect dst = new Rect(dstleft, dsttop, dstright, dstbottom);
canvas.drawBitmap(bm, null, dst, null);
}
}
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