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package de.thedevstack.conversationsplus.services.avatar;
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.List;
import java.util.Locale;
import de.thedevstack.conversationsplus.entities.Account;
import de.thedevstack.conversationsplus.entities.Contact;
import de.thedevstack.conversationsplus.entities.MucOptions;
import de.thedevstack.conversationsplus.utils.AvatarUtil;
import de.thedevstack.conversationsplus.utils.ImageUtil;
import de.thedevstack.conversationsplus.utils.UIHelper;
/**
*/
public final class AvatarBitmapUtil {
private static final int FG_COLOR = 0xFFFAFAFA;
private static final int TRANSPARENT = 0x00000000;
private static final int PLACEHOLDER_COLOR = 0xFF202020;
public static Bitmap createAvatarBitmap(String name, int size) {
Bitmap bitmap = Bitmap.createBitmap(size, size, Bitmap.Config.ARGB_8888);
Canvas canvas = new Canvas(bitmap);
drawTile(canvas, name, 0, 0, size, size);
return bitmap;
}
public static Bitmap createAvatarBitmap(MucOptions mucOptions, int size) {
final List<MucOptions.User> users = mucOptions.getUsers();
int count = users.size();
Bitmap 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();
drawTile(canvas, name, 0, 0, size, size);
} else if (count == 1) {
drawTile(canvas, users.get(0), 0, 0, size / 2 - 1, size);
drawTile(canvas, mucOptions.getConversation().getAccount(), size / 2 + 1, 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);
}
return bitmap;
}
private static boolean 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);
return true;
}
private static boolean 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 = AvatarUtil.getAvatarUri(contact.getAvatar());
}
if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
} else if (user.getAvatar() != null) {
Uri uri = AvatarUtil.getAvatarUri(user.getAvatar());
if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
}
String name = contact != null ? contact.getDisplayName() : user.getName();
drawTile(canvas, name, left, top, right, bottom);
return true;
}
private static boolean drawTile(Canvas canvas, Account account, int left, int top, int right, int bottom) {
String avatar = account.getAvatar();
if (avatar != null) {
Uri uri = AvatarUtil.getAvatarUri(avatar);
if (uri != null) {
if (drawTile(canvas, uri, left, top, right, bottom)) {
return true;
}
}
}
return drawTile(canvas, account.getJid().toBareJid().toString(), left, top, right, bottom);
}
private static boolean drawTile(Canvas canvas, String name, int left, int top, int right, int bottom) {
if (name != null) {
String trimmedName = name.trim();
final String letter = trimmedName.isEmpty() ? "X" : trimmedName.substring(0, 1);
final int color = UIHelper.getColorForName(name);
drawTile(canvas, letter, color, left, top, right, bottom);
return true;
}
return false;
}
private static boolean drawTile(Canvas canvas, Uri uri, int left, int top, int right, int bottom) {
if (uri != null) {
Bitmap bitmap = ImageUtil.cropCenter(uri, bottom - top, right - left);
if (bitmap != null) {
drawTile(canvas, bitmap, left, top, right, bottom);
return true;
}
}
return false;
}
private static boolean 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);
return true;
}
}
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