fix(android): add buildTruncateAtEndStaticLayout impl

Tencent · Aug 7, 2024 · 5b3aee3 · 5b3aee3
1 parent 4b2506e
commit 5b3aee3
Showing 1 changed file with 31 additions and 3 deletions.
diff --git a/renderer/native/android/src/main/java/com/tencent/renderer/node/TextVirtualNode.java b/renderer/native/android/src/main/java/com/tencent/renderer/node/TextVirtualNode.java
@@ -31,6 +31,7 @@
 import android.text.StaticLayout;
 import android.text.TextPaint;
 import android.text.TextUtils;
+import android.text.TextUtils.TruncateAt;
 import android.text.style.AbsoluteSizeSpan;
 import android.text.style.BackgroundColorSpan;
 import android.text.style.ImageSpan;
@@ -618,6 +619,26 @@ private TextPaint getTextPaint() {
         return mTextPaintInstance;
     }
 
+    @RequiresApi(api = Build.VERSION_CODES.M)
+    private StaticLayout buildTruncateAtEndStaticLayout(CharSequence source, TextPaint paint, int width, int numberOfLines) {
+        Layout.Alignment alignment = mAlignment;
+        if (I18nUtil.isRTL()) {
+            BidiFormatter bidiFormatter = BidiFormatter.getInstance();
+            if (bidiFormatter.isRtl(source.toString())
+                    && mAlignment == Layout.Alignment.ALIGN_OPPOSITE) {
+                alignment = Layout.Alignment.ALIGN_NORMAL;
+            }
+        }
+        return StaticLayout.Builder.obtain(source, 0, source.length(), paint, width)
+                .setAlignment(alignment)
+                .setLineSpacing(mLineSpacingExtra, getLineSpacingMultiplier())
+                .setIncludePad(true)
+                .setMaxLines(numberOfLines)
+                .setEllipsize(TruncateAt.END)
+                .setBreakStrategy(getBreakStrategy())
+                .build();
+    }
+
     private StaticLayout buildStaticLayout(CharSequence source, TextPaint paint, int width) {
         Layout.Alignment alignment = mAlignment;
         if (I18nUtil.isRTL()) {
@@ -697,16 +718,23 @@ private StaticLayout truncateLayoutWithNumberOfLine(Layout preLayout, int width,
                 lastLine = ellipsizeMiddle(origin, measurePaint, width, start, preLayout.getLineEnd(numberOfLines),
                         preLayout.getLineStart(lineCount - 2));
             } else /*if (MODE_TAIL.equals(mEllipsizeMode))*/ {
-                lastLine = ellipsizeTail(origin, measurePaint, width, start, preLayout.getLineEnd(numberOfLines));
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                    lastLine = origin;
+                } else {
+                    lastLine = ellipsizeTail(origin, measurePaint, width, start, preLayout.getLineEnd(numberOfLines));
+                }
             }
             // concat everything
             truncated = formerLines == null ? lastLine
                     : formerLines instanceof SpannableStringBuilder
                             ? ((SpannableStringBuilder) formerLines).append(lastLine)
                             : ((StringBuilder) formerLines).append(lastLine);
         }
-
-        return buildStaticLayout(truncated, paint, width);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && MODE_TAIL.equals(mEllipsizeMode)) {
+            return buildTruncateAtEndStaticLayout(truncated, paint, width, numberOfLines);
+        } else {
+            return buildStaticLayout(truncated, paint, width);
+        }
     }
 
     private float chooseTextSize(float inherit, CharSequence text) {