news.h
author bjarni
Fri, 07 Jul 2006 07:19:38 +0000
changeset 4121 85057433d1ea
parent 3140 5555cc95043a
child 4289 8981ce44336d
permissions -rw-r--r--
(svn r5465) -Feature: [autoreplace] replacing from a train engine without cargo capacity to one with cargo capacity will now make autoreplace refit the engine to carry the cargo type from the last wagon in the train
if the train is carrying the type of cargo, that is default for the engine, it will not be refitted
if the last wagon do not carry cargo, the refit will be to the type of the last wagon, that do carry cargo
/* $Id$ */

#ifndef NEWS_H
#define NEWS_H

struct NewsItem {
	StringID string_id;
	uint16 duration;
	uint16 date;
	byte flags;
	byte display_mode;
	byte type;
	byte callback;

	TileIndex data_a;
	TileIndex data_b;

	uint32 params[10];
};

typedef bool ValidationProc ( uint data_a, uint data_b );
typedef void DrawNewsCallbackProc(Window *w);
typedef StringID GetNewsStringCallbackProc(const NewsItem *ni);

#define NEWS_FLAGS(mode,flag,type,cb) ((cb)<<24 | (type)<<16 | (flag)<<8 | (mode))
void AddNewsItem(StringID string, uint32 flags, uint data_a, uint data_b);
void NewsLoop(void);
void DrawNewsBorder(const Window *w);
void InitNewsItemStructs(void);

VARDEF NewsItem _statusbar_news_item;

enum {
	NT_ARRIVAL_PLAYER = 0,
	NT_ARRIVAL_OTHER = 1,
	NT_ACCIDENT = 2,
	NT_COMPANY_INFO = 3,
	NT_ECONOMY = 4,
	NT_ADVICE = 5,
	NT_NEW_VEHICLES = 6,
	NT_ACCEPTANCE = 7,
	NT_SUBSIDIES = 8,
	NT_GENERAL = 9,
};

enum NewsMode {
	NM_SMALL = 0,
	NM_NORMAL = 1,
	NM_THIN = 2,
	NM_CALLBACK = 3,
};

enum NewsFlags {
	NF_VIEWPORT = 1,
	NF_TILE = 4,
	NF_VEHICLE = 8,
	NF_FORCE_BIG = 0x10,
	NF_NOEXPIRE = 0x20,
	NF_INCOLOR = 0x40,
};

enum {
	DNC_TRAINAVAIL = 0,
	DNC_ROADAVAIL = 1,
	DNC_SHIPAVAIL = 2,
	DNC_AIRCRAFTAVAIL = 3,
	DNC_BANKRUPCY = 4,
};

/**
 * Delete a news item type about a vehicle
 * if the news item type is INVALID_STRING_ID all news about the vehicle get
 * deleted
 */
void DeleteVehicleNews(VehicleID, StringID news);

#endif /* NEWS_H */