Method GetCaretPosition

src/misc_gui.cpp:793–811

* Get the current caret position. * @param w Window the edit box is in. * @param wid Widget index. * @return Top-left location of the caret, relative to the window. */

 * @return Top-left location of the caret, relative to the window.
 */
Point QueryString::GetCaretPosition(const Window *w, WidgetID wid) const
{
	const NWidgetLeaf *wi = w->GetWidget<NWidgetLeaf>(wid);

	assert((wi->type & WWT_MASK) == WWT_EDITBOX);

	bool rtl = _current_text_dir == TD_RTL;
	Dimension sprite_size = GetScaledSpriteSize(rtl ? SPR_IMG_DELETE_RIGHT : SPR_IMG_DELETE_LEFT);
	int clearbtn_width = sprite_size.width + WidgetDimensions::scaled.imgbtn.Horizontal();

	Rect r = wi->GetCurrentRect().Indent(clearbtn_width, !rtl).Shrink(WidgetDimensions::scaled.framerect);

	/* Clamp caret position to be inside out current width. */
	const Textbuf *tb = &this->text;
	r = ScrollEditBoxTextRect(r, *tb);

	Point pt = {r.left + tb->caretxoffs, r.top};
	return pt;
}

/**
 * Get the bounding rectangle for a range of the query string.