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48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
/* $Id$ */
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/** @file bridge.h Header file for bridges */
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#ifndef BRIDGE_H
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#define BRIDGE_H
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#include "gfx_type.h"
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#include "tile_cmd.h"
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enum {
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MAX_BRIDGES = 13
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};
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/** Struct containing information about a single bridge type
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*/
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struct Bridge {
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Year avail_year; ///< the year in which the bridge becomes available
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byte min_length; ///< the minimum length of the bridge (not counting start and end tile)
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byte max_length; ///< the maximum length of the bridge (not counting start and end tile)
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uint16 price; ///< the relative price of the bridge
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uint16 speed; ///< maximum travel speed
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SpriteID sprite; ///< the sprite which is used in the GUI
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SpriteID pal; ///< the palette which is used in the GUI
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StringID material; ///< the string that contains the bridge description
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PalSpriteID **sprite_table; ///< table of sprites for drawing the bridge
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byte flags; ///< bit 0 set: disable drawing of far pillars.
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};
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extern const Bridge orig_bridge[MAX_BRIDGES];
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extern Bridge _bridge[MAX_BRIDGES];
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Foundation GetBridgeFoundation(Slope tileh, Axis axis);
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static inline const Bridge *GetBridge(uint i)
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{
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assert(i < lengthof(_bridge));
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return &_bridge[i];
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}
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void DrawBridgeMiddle(const TileInfo *ti);
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bool CheckBridge_Stuff(byte bridge_type, uint bridge_len);
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uint32 GetBridgeLength(TileIndex begin, TileIndex end);
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int CalcBridgeLenCostFactor(int x);
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#endif /* BRIDGE_H */
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