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/* $Id$ */
/** @file news.h */
#ifndef NEWS_H
#define NEWS_H
struct NewsItem {
StringID string_id;
uint16 duration;
Date date;
byte flags;
byte display_mode;
byte type;
byte callback;
TileIndex data_a;
TileIndex data_b;
uint64 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 DrawNewsBorder(const Window *w);
void InitNewsItemStructs();
VARDEF NewsItem _statusbar_news_item;
enum NewsType {
NT_ARRIVAL_PLAYER,
NT_ARRIVAL_OTHER,
NT_ACCIDENT,
NT_COMPANY_INFO,
NT_OPENCLOSE,
NT_ECONOMY,
NT_ADVICE,
NT_NEW_VEHICLES,
NT_ACCEPTANCE,
NT_SUBSIDIES,
NT_GENERAL,
NT_END,
};
extern const char *_news_display_name[NT_END];
enum NewsMode {
NM_SMALL = 0, ///< Show only a small popup informing us about vehicle age for example
NM_NORMAL = 1, ///< Show a simple news message (height 170 pixels)
NM_THIN = 2, ///< Show a simple news message (height 130 pixels)
NM_CALLBACK = 3, ///< Do some special processing before displaying news message. Which callback to call is in NewsCallback
};
enum NewsFlags {
NF_VIEWPORT = (1 << 1), ///< Does the news message have a viewport? (ingame picture of happening)
NF_TILE = (1 << 2), ///< When clicked on the news message scroll to a given tile? Tile is in data_a/data_b
NF_VEHICLE = (1 << 3), ///< When clicked on the message scroll to the vehicle? VehicleID is in data_a
NF_FORCE_BIG = (1 << 4), ///< Force the appearance of a news message if it has already been shown (internal)
NF_INCOLOR = (1 << 5), ///< Show the newsmessage in colour, otherwise it defaults to black & white
};
enum NewsCallback {
DNC_VEHICLEAVAIL = 0, ///< Show new vehicle available message. StringID is EngineID
DNC_BANKRUPCY = 1, ///< Show bankrupcy message. StringID is PlayerID (0-3) and NewsBankrupcy (4-7)
};
enum NewsBankrupcy {
NB_BTROUBLE = (1 << 4), ///< Company is in trouble (warning)
NB_BMERGER = (2 << 4), ///< Company has been bought by another company
NB_BBANKRUPT = (3 << 4), ///< Company has gone bankrupt
NB_BNEWCOMPANY = (4 << 4), ///< A new company has been started
};
/**
* 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 */
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