android.widget.TextView#getCompoundPaddingTop ( )源码实例Demo

private static int getRealTextViewHeight(@NonNull TextView textView) {
    int textHeight = textView.getLayout().getLineTop(textView.getLineCount());
    int padding = textView.getCompoundPaddingTop() + textView.getCompoundPaddingBottom();
    return textHeight + padding;
}
 

private boolean handleSelection(float x, float y, float rawX, float rawY) {
    View view = mRecyclerView.findChildViewUnder(x, y);
    if (view == null)
        return mSelectionLongPressMode;
    long id = mRecyclerView.getChildItemId(view);
    int index = mRecyclerView.getChildAdapterPosition(view);
    TextView textView = findTextViewIn(view);
    if (textView == null)
        return mSelectionLongPressMode;
    textView.getLocationOnScreen(mTmpLocation);
    float viewX = rawX - mTmpLocation[0];
    float viewY = rawY - mTmpLocation[1];

    float tViewY = Math.min(Math.max(viewY, 0), textView.getHeight() -
            textView.getCompoundPaddingBottom()) - textView.getCompoundPaddingTop();
    float tViewX = Math.min(Math.max(viewX, 0), textView.getWidth() -
            textView.getCompoundPaddingRight()) - textView.getCompoundPaddingLeft();

    mLastTouchTextId = id;
    int line = textView.getLayout().getLineForVertical((int) tViewY);
    mLastTouchTextOffset = textView.getLayout().getOffsetForHorizontal(line, tViewX);
    mLastTouchInText = viewX >= textView.getCompoundPaddingLeft() &&
            viewX <= textView.getWidth() - textView.getCompoundPaddingEnd() &&
            viewY >= textView.getCompoundPaddingTop() &&
            viewY <= textView.getHeight() - textView.getCompoundPaddingBottom() &&
            tViewX <= textView.getLayout().getLineWidth(line);
    if (mSelectionLongPressMode) {
        long sel = TextSelectionHelper.getWordAt(textView.getText(), mLastTouchTextOffset,
                mLastTouchTextOffset + 1);
        int selStart = TextSelectionHelper.unpackTextRangeStart(sel);
        int selEnd = TextSelectionHelper.unpackTextRangeEnd(sel);
        int selLongPressIndex = getItemPosition(mSelectionLongPressId);
        if (index > selLongPressIndex ||
                (index == selLongPressIndex && selEnd >= mSelectionLongPressStart)) {
            setSelection(mSelectionLongPressId, mSelectionLongPressStart,
                    mLastTouchTextId, selEnd);
        } else {
            setSelection(mLastTouchTextId, selStart,
                    mSelectionLongPressId, mSelectionLongPressEnd);
        }
        return true;
    }
    return false;
}
 

private static int getRealTextViewHeight(@NonNull TextView textView) {
    int textHeight = textView.getLayout().getLineTop(textView.getLineCount());
    int padding = textView.getCompoundPaddingTop() + textView.getCompoundPaddingBottom();
    return textHeight + padding;
}
 

private static int getRealTextViewHeight(@NonNull TextView textView) {
    int textHeight = textView.getLayout().getLineTop(textView.getLineCount());
    int padding = textView.getCompoundPaddingTop() + textView.getCompoundPaddingBottom();
    return textHeight + padding;
}
 

private static int getRealTextViewHeight(@NonNull TextView textView) {
    int textHeight = textView.getLayout().getLineTop(textView.getLineCount());
    int padding = textView.getCompoundPaddingTop() + textView.getCompoundPaddingBottom();
    return textHeight + padding;
}