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Code Issues Releases Wiki Activity

Pick first letter

This commit is contained in:
M66B 2019-04-25 17:53:45 +02:00
parent 1be2876ac0
commit bca7280cac
1 changed files with 15 additions and 3 deletions
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18
app/src/main/java/eu/faircode/email/Identicon.java
View File

@ -26,13 +26,14 @@ import android.graphics.Paint;
import android.graphics.RectF;
import android.graphics.Typeface;
import androidx.annotation.NonNull;
import androidx.core.graphics.ColorUtils;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
class Identicon {
static Bitmap icon(String email, int size, int pixels, boolean dark) {
static Bitmap icon(@NonNull String email, int size, int pixels, boolean dark) {
byte[] hash = getHash(email);
int color = Color.argb(255, hash[0], hash[1], hash[2]);
@ -60,7 +61,18 @@ class Identicon {
return bitmap;
}
static Bitmap letter(String email, int size, boolean dark) {
static Bitmap letter(@NonNull String email, int size, boolean dark) {
String text = null;
for (int i = 0; i < email.length(); i++) {
char kar = email.charAt(i);
if (Character.isAlphabetic(kar)) {
text = email.substring(i, i + 1).toUpperCase();
break;
}
}
if (text == null)
return null;
byte[] hash = getHash(email);
int color = Color.argb(255, hash[0], hash[1], hash[2]);
@ -76,7 +88,7 @@ class Identicon {
paint.setColor(y < 128 ? Color.WHITE : Color.BLACK);
paint.setTextSize(size / 2f);
paint.setTypeface(Typeface.DEFAULT_BOLD);
String text = email.substring(0, 1).toUpperCase();
canvas.drawText(
text,
size / 2f - paint.measureText(text) / 2,