Method setCursorFromPoint

core/2d/TextFieldTTF.cpp:395–435

}

void TextFieldTTF::setCursorFromPoint(const Vec2& point, const Camera* camera)
{
    if (_cursorEnabled)
    {
        // Reset Label, no cursor
        bool oldIsAttachWithIME = _isAttachWithIME;
        _isAttachWithIME        = false;
        updateCursorDisplayText();

        Rect rect;
        rect.size = getContentSize();
        if (isScreenPointInRect(point, camera, getWorldToNodeTransform(), rect, nullptr))
        {
            int latterPosition = 0;
            for (; latterPosition < _lengthOfString; ++latterPosition)
            {
                if (_lettersInfo[latterPosition].valid && _lettersInfo[latterPosition].atlasIndex >= 0)
                {
                    auto sprite = getLetter(latterPosition);
                    if (sprite)
                    {
                        rect.size = Vec2(sprite->getContentSize().width, _lineHeight);
                        if (isScreenPointInRect(point, camera, sprite->getWorldToNodeTransform(), rect, nullptr))
                        {
                            setCursorPosition(latterPosition);
                            break;
                        }
                    }
                }
            }
            if (latterPosition == _lengthOfString)
            {
                setCursorPosition(latterPosition);
            }
        }

        // Set cursor
        _isAttachWithIME = oldIsAttachWithIME;
        updateCursorDisplayText();
    }
}

void TextFieldTTF::setAttachWithIME(bool isAttachWithIME)
{