#ifdef INTERFACE
CLASS(XonoticCampaignList) EXTENDS(XonoticListBox)
	METHOD(XonoticCampaignList, configureXonoticCampaignList, void(entity))
	ATTRIB(XonoticCampaignList, rowsPerItem, float, 10)
	METHOD(XonoticCampaignList, draw, void(entity))
	METHOD(XonoticCampaignList, drawListBoxItem, void(entity, float, vector, float))
	METHOD(XonoticCampaignList, clickListBoxItem, void(entity, float, vector))
	METHOD(XonoticCampaignList, resizeNotify, void(entity, vector, vector, vector, vector))
	METHOD(XonoticCampaignList, setSelected, void(entity, float))
	METHOD(XonoticCampaignList, keyDown, float(entity, float, float, float))
	METHOD(XonoticCampaignList, campaignGo, void(entity, float))
	METHOD(XonoticCampaignList, destroy, void(entity))

	ATTRIB(XonoticCampaignList, campaignGlob, float, 0)
	ATTRIB(XonoticCampaignList, realFontSize, vector, '0 0 0')
	ATTRIB(XonoticCampaignList, columnPreviewOrigin, float, 0)
	ATTRIB(XonoticCampaignList, columnPreviewSize, float, 0)
	ATTRIB(XonoticCampaignList, columnNameOrigin, float, 0)
	ATTRIB(XonoticCampaignList, columnNameSize, float, 0)
	ATTRIB(XonoticCampaignList, columnCheckMarkOrigin, float, 0)
	ATTRIB(XonoticCampaignList, columnCheckMarkSize, float, 0)
	ATTRIB(XonoticCampaignList, checkMarkOrigin, vector, '0 0 0')
	ATTRIB(XonoticCampaignList, checkMarkSize, vector, '0 0 0')
	ATTRIB(XonoticCampaignList, realUpperMargin1, float, 0)
	ATTRIB(XonoticCampaignList, realUpperMargin2, float, 0)

	ATTRIB(XonoticCampaignList, lastClickedMap, float, -1)
	ATTRIB(XonoticCampaignList, lastClickedTime, float, 0)

	ATTRIB(XonoticCampaignList, origin, vector, '0 0 0')
	ATTRIB(XonoticCampaignList, itemAbsSize, vector, '0 0 0')
	ATTRIB(XonoticCampaignList, emptyLineHeight, float, 0.5)

	ATTRIB(XonoticCampaignList, campaignIndex, float, 0)
	ATTRIB(XonoticCampaignList, cvarName, string, string_null)
	METHOD(XonoticCampaignList, loadCvars, void(entity))
	METHOD(XonoticCampaignList, saveCvars, void(entity))

	ATTRIB(XonoticCampaignList, buttonNext, entity, NULL)
	ATTRIB(XonoticCampaignList, buttonPrev, entity, NULL)
	ATTRIB(XonoticCampaignList, labelTitle, entity, NULL)
ENDCLASS(XonoticCampaignList)
entity makeXonoticCampaignList();
void CampaignList_LoadMap(entity btn, entity me);
void MultiCampaign_Next(entity btn, entity me);
void MultiCampaign_Prev(entity btn, entity me);
#endif

#ifdef IMPLEMENTATION
string campaign_longdesc_wrapped[CAMPAIGN_MAX_ENTRIES];

void rewrapCampaign(float w, float l0, float emptyheight, vector theFontSize)
{
	float i, j;
	float n, l;
	string r, s;
	for(i = 0; i < campaign_entries; ++i)
	{
		l = l0;
		if(campaign_longdesc_wrapped[i])
			strunzone(campaign_longdesc_wrapped[i]);
		n = tokenizebyseparator(campaign_longdesc[i], "\n");
		r = "";
		for(j = 0; j < n; ++j)
		{
			s = argv(j);
			if(s == "")
			{
				l -= emptyheight;
				r = strcat(r, "\n");
				continue;
			}

			getWrappedLine_remaining = s;
			while(getWrappedLine_remaining)
			{
				s = getWrappedLine(w, theFontSize, draw_TextWidth_WithoutColors);
				if(--l < 0) goto toolong;
				r = strcat(r, s, "\n");
			}
		}
		goto nottoolong;
:toolong
		while(substring(r, strlen(r) - 1, 1) == "\n")
			r = substring(r, 0, strlen(r) - 1);
		r = strcat(r, "...\n");
:nottoolong
		campaign_longdesc_wrapped[i] = strzone(substring(r, 0, strlen(r) - 1));
	}
}

entity makeXonoticCampaignList()
{
	entity me;
	me = spawnXonoticCampaignList();
	me.configureXonoticCampaignList(me);
	return me;
}
void configureXonoticCampaignListXonoticCampaignList(entity me)
{
	me.configureXonoticListBox(me);
	me.campaignGlob = search_begin("maps/campaign*.txt", TRUE, TRUE);
	me.loadCvars(me);
	me.campaignGo(me, 0); // takes care of enabling/disabling buttons too
}

void destroyXonoticCampaignList(entity me)
{
	if(me.campaignGlob >= 0)
		search_end(me.campaignGlob);
}

void loadCvarsXonoticCampaignList(entity me)
{
	// read campaign cvars
	if(campaign_name)
		strunzone(campaign_name);
	if(me.cvarName)
		strunzone(me.cvarName);
	campaign_name = strzone(cvar_string("g_campaign_name"));
	me.cvarName = strzone(strcat("g_campaign", campaign_name, "_index"));
	registercvar(me.cvarName, "", 0); // saved by server QC anyway
	CampaignFile_Unload();
	CampaignFile_Load(0, CAMPAIGN_MAX_ENTRIES);
	me.campaignIndex = bound(0, cvar(me.cvarName), campaign_entries);
	cvar_set(me.cvarName, ftos(me.campaignIndex));
	if(me.columnNameSize)
		rewrapCampaign(me.columnNameSize, me.rowsPerItem - 3, me.emptyLineHeight, me.realFontSize);
	me.nItems = min(me.campaignIndex + 2, campaign_entries);
	me.selectedItem = min(me.campaignIndex, me.nItems - 1);
	me.scrollPos = me.nItems * me.itemHeight - 1;
	if(me.labelTitle)
		me.labelTitle.setText(me.labelTitle, campaign_title);
}

void saveCvarsXonoticCampaignList(entity me)
{
	// write campaign cvars
	// no reason to do this!
	// cvar_set("g_campaign_name", campaign_name);
	// cvar_set(me.cvarName, ftos(me.campaignIndex)); // NOTE: only server QC does that!
}

void campaignGoXonoticCampaignList(entity me, float step)
{
	float canNext, canPrev;
	string s;
	float i, j, n;

	canNext = canPrev = 0;

	if(me.campaignGlob >= 0)
	{
		n = search_getsize(me.campaignGlob);
		if(n > 0)
		{
			j = -1;
			s = strcat("maps/campaign", campaign_name, ".txt");
			for(i = 0; i < n; ++i)
			{
				if(search_getfilename(me.campaignGlob, i) == s)
					j = i;
			}
			if(j < 0)
			{
				s = strcat("maps/campaign", cvar_defstring("g_campaign_name"), ".txt");
				for(i = 0; i < n; ++i)
				{
					if(search_getfilename(me.campaignGlob, i) == s)
						j = i;
				}
			}
			if(j < 0)
			{
				if(step >= 0)
					j = 0;
				else
					j = n - 1;
			}
			else
				j = mod(j + step, n);
			s = search_getfilename(me.campaignGlob, j);
			s = substring(s, 13, strlen(s) - 17);
			cvar_set("g_campaign_name", s);
			me.loadCvars(me);
			canNext = (j != n - 1);
			canPrev = (j != 0);
		}
	}

	if(me.buttonNext)
		me.buttonNext.disabled = !canNext;
	if(me.buttonPrev)
		me.buttonPrev.disabled = !canPrev;
}

void MultiCampaign_Next(entity btn, entity me)
{
	me.campaignGo(me, +1);
}
void MultiCampaign_Prev(entity btn, entity me)
{
	me.campaignGo(me, -1);
}

void drawXonoticCampaignList(entity me)
{
	if(cvar(me.cvarName) != me.campaignIndex || cvar_string("g_campaign_name") != campaign_name)
		me.loadCvars(me);
	drawListBox(me);
}

void resizeNotifyXonoticCampaignList(entity me, vector relOrigin, vector relSize, vector absOrigin, vector absSize)
{
	me.itemAbsSize = '0 0 0';
	resizeNotifyXonoticListBox(me, relOrigin, relSize, absOrigin, absSize);

	me.realFontSize_y = me.fontSize / (me.itemAbsSize_y = (absSize_y * me.itemHeight));
	me.realFontSize_x = me.fontSize / (me.itemAbsSize_x = (absSize_x * (1 - me.controlWidth)));
	me.realUpperMargin1 = 0.5 * me.realFontSize_y;
	me.realUpperMargin2 = me.realUpperMargin1 + 2 * me.realFontSize_y;

	me.checkMarkSize = (eX * (me.itemAbsSize_y / me.itemAbsSize_x) + eY) * 0.5;

	me.columnPreviewOrigin = 0;
	me.columnPreviewSize = me.itemAbsSize_y / me.itemAbsSize_x * 4 / 3;
	me.columnCheckMarkSize = me.checkMarkSize_x;
	me.columnNameSize = 1 - me.columnPreviewSize - me.columnCheckMarkSize - 4 * me.realFontSize_x;
	me.columnNameOrigin = me.columnPreviewOrigin + me.columnPreviewSize + me.realFontSize_x;
	me.columnCheckMarkOrigin = me.columnNameOrigin + me.columnNameSize + me.realFontSize_x * 2;

	me.checkMarkOrigin = eY + eX * (me.columnCheckMarkOrigin + me.columnCheckMarkSize) - me.checkMarkSize;

	rewrapCampaign(me.columnNameSize, me.rowsPerItem - 3, me.emptyLineHeight, me.realFontSize);
}
void clickListBoxItemXonoticCampaignList(entity me, float i, vector where)
{
	if(i == me.lastClickedMap)
		if(time < me.lastClickedTime + 0.3)
		{
			// DOUBLE CLICK!
			// start game
			CampaignList_LoadMap(me, me);
			return;
		}
	me.lastClickedMap = i;
	me.lastClickedTime = time;
}
void drawListBoxItemXonoticCampaignList(entity me, float i, vector absSize, float isSelected)
{
	string s;
	float p;
	vector theColor;
	float theAlpha;
	float j, n;
	vector o;

	if(i < me.campaignIndex)
	{
		theAlpha = SKINALPHA_CAMPAIGN_SELECTABLE;
		theColor = SKINCOLOR_CAMPAIGN_SELECTABLE;
	}
	else if(i == me.campaignIndex)
	{
		theAlpha = SKINALPHA_CAMPAIGN_CURRENT;
		theColor = SKINCOLOR_CAMPAIGN_CURRENT;
	}
	else
	{
		theAlpha = SKINALPHA_CAMPAIGN_FUTURE;
		theColor = SKINCOLOR_CAMPAIGN_FUTURE;
	}

	if(isSelected)
		draw_Fill('0 0 0', '1 1 0', SKINCOLOR_LISTBOX_SELECTED, SKINALPHA_LISTBOX_SELECTED);

	s = ftos(p);
	draw_Picture(me.columnPreviewOrigin * eX, strcat("/maps/", campaign_mapname[i]), me.columnPreviewSize * eX + eY, '1 1 1', theAlpha);
	if(i < me.campaignIndex)
		draw_Picture(me.checkMarkOrigin, "checkmark", me.checkMarkSize, '1 1 1', 1);
	if(i <= me.campaignIndex)
		s = campaign_shortdesc[i]; // fteqcc sucks
	else
		s = "???";
	s = draw_TextShortenToWidth(strcat("Level ", ftos(i + 1), ": ", s), me.columnNameSize, 0, me.realFontSize);
	draw_Text(me.realUpperMargin1 * eY + (me.columnNameOrigin + 0.00 * (me.columnNameSize - draw_TextWidth(s, 0, me.realFontSize))) * eX, s, me.realFontSize, theColor, theAlpha, 0);

	if(i <= me.campaignIndex)
	{
		s = campaign_longdesc_wrapped[i];
		n = tokenizebyseparator(s, "\n");
		o = me.realUpperMargin2 * eY + me.columnNameOrigin * eX;
		for(j = 0; j < n; ++j)
			if(argv(j) != "")
			{
				draw_Text(o, argv(j), me.realFontSize, theColor, theAlpha * SKINALPHA_CAMPAIGN_DESCRIPTION, 0);
				o_y += me.realFontSize_y;
			}
			else
				o_y += me.realFontSize_y * me.emptyLineHeight;
	}
}
void CampaignList_LoadMap(entity btn, entity me)
{
	if(me.selectedItem >= me.nItems || me.selectedItem < 0)
		return;
	CampaignSetup(me.selectedItem);
}

void setSelectedXonoticCampaignList(entity me, float i)
{
	// prevent too late items from being played
	setSelectedListBox(me, min(i, me.campaignIndex));
}

float keyDownXonoticCampaignList(entity me, float scan, float ascii, float shift)
{
	if(scan == K_ENTER || scan == K_SPACE)
		CampaignList_LoadMap(me, me);
	else
		return keyDownListBox(me, scan, ascii, shift);
	return 1;
}
#endif