diff options
Diffstat (limited to 'src/main/java/eu/siacs/conversations/services/AvatarService.java')
| -rw-r--r-- | src/main/java/eu/siacs/conversations/services/AvatarService.java | 292 |
1 files changed, 292 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/services/AvatarService.java b/src/main/java/eu/siacs/conversations/services/AvatarService.java new file mode 100644 index 00000000..bd27b555 --- /dev/null +++ b/src/main/java/eu/siacs/conversations/services/AvatarService.java @@ -0,0 +1,292 @@ +package eu.siacs.conversations.services; + +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 android.graphics.Bitmap; +import android.graphics.Canvas; +import android.graphics.Paint; +import android.graphics.Rect; +import android.graphics.Typeface; +import android.net.Uri; + +public class AvatarService { + + private static final int FG_COLOR = 0xFFFAFAFA; + private static final int TRANSPARENT = 0x00000000; + + 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"; + + private ArrayList<Integer> sizes = new ArrayList<Integer>(); + + protected XmppConnectionService mXmppConnectionService = null; + + public AvatarService(XmppConnectionService service) { + this.mXmppConnectionService = service; + } + + public Bitmap get(Contact contact, int size) { + final String KEY = key(contact, size); + Bitmap avatar = this.mXmppConnectionService.getBitmapCache().get(KEY); + if (avatar != null) { + return avatar; + } + avatar = mXmppConnectionService.getFileBackend().getAvatar( + contact.getAvatar(), size); + if (avatar == null) { + if (contact.getProfilePhoto() != null) { + avatar = mXmppConnectionService.getFileBackend() + .cropCenterSquare(Uri.parse(contact.getProfilePhoto()), + size); + if (avatar == null) { + avatar = get(contact.getDisplayName(), size); + } + } else { + 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() + "_" + + 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 = this.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", 0xFF202020, 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(), 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(String name, 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 = name.substring(0, 1); + int color = this.getColorForName(name); + 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.getAvatar() != null) { + uri = mXmppConnectionService.getFileBackend().getAvatarUri( + contact.getAvatar()); + } else if (contact.getProfilePhoto() != null) { + uri = Uri.parse(contact.getProfilePhoto()); + } + if (uri != null) { + Bitmap bitmap = mXmppConnectionService.getFileBackend() + .cropCenter(uri, bottom - top, right - left); + if (bitmap != null) { + drawTile(canvas, bitmap, left, top, right, bottom); + } else { + String letter = user.getName().substring(0, 1); + int color = this.getColorForName(user.getName()); + drawTile(canvas, letter, color, left, top, right, bottom); + } + } else { + String letter = user.getName().substring(0, 1); + int color = this.getColorForName(user.getName()); + drawTile(canvas, letter, color, left, top, right, bottom); + } + } else { + String letter = user.getName().substring(0, 1); + int color = this.getColorForName(user.getName()); + 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); + } + + private int getColorForName(String name) { + int holoColors[] = { 0xFFe91e63, 0xFF9c27b0, 0xFF673ab7, 0xFF3f51b5, + 0xFF5677fc, 0xFF03a9f4, 0xFF00bcd4, 0xFF009688, 0xFFff5722, + 0xFF795548, 0xFF607d8b }; + return holoColors[(int) ((name.hashCode() & 0xffffffffl) % holoColors.length)]; + } + +} |