SuggestionStripLayoutHelper.java 文件源码

private static int getTextWidth(@Nullable final CharSequence text, final TextPaint paint) {
    if (TextUtils.isEmpty(text)) {
        return 0;
    }
    final int length = text.length();
    final float[] widths = new float[length];
    final int count;
    final Typeface savedTypeface = paint.getTypeface();
    try {
        paint.setTypeface(getTextTypeface(text));
        count = paint.getTextWidths(text, 0, length, widths);
    } finally {
        paint.setTypeface(savedTypeface);
    }
    int width = 0;
    for (int i = 0; i < count; i++) {
        width += Math.round(widths[i] + 0.5f);
    }
    return width;
}