Files @ r4725:3a289e38fda7
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Location: cpp/openttd-patchpack/source/unmovable_map.h

bjarni
(svn r6637) -Codechange: merged all (vehicle type)EnterDepot into VehicleEnterDepot()
This revealed duplicated code like aircraft lists got invalidated twice
Moved invalidation of the vehicle detail window to VehicleServiceInDepot() as it should always be updated when serviced
/* $Id$ */

#ifndef UNMOVABLE_MAP_H
#define UNMOVABLE_MAP_H

enum {
	HQ_NUM_TILE = 4,
	HQ_NUM_SIZE = 5
};

typedef enum UnmovableType {
	UNMOVABLE_TRANSMITTER = 0,
	UNMOVABLE_LIGHTHOUSE  = 1,
	UNMOVABLE_STATUE      = 2,
	UNMOVABLE_OWNED_LAND  = 3,
	UNMOVABLE_HQ_NORTH    = 0x80,
	UNMOVABLE_HQ_WEST     = 0x81,
	UNMOVABLE_HQ_EAST     = 0x82,
	UNMOVABLE_HQ_SOUTH    = 0x83,

	UNMOVABLE_HQ_END      = UNMOVABLE_HQ_NORTH + HQ_NUM_SIZE * HQ_NUM_TILE
} UnmovableType;



static inline UnmovableType GetUnmovableType(TileIndex t)
{
	assert(IsTileType(t, MP_UNMOVABLE));
	return _m[t].m5;
}


static inline bool IsTransmitterTile(TileIndex t)
{
	return
		IsTileType(t, MP_UNMOVABLE) &&
		GetUnmovableType(t) == UNMOVABLE_TRANSMITTER;
}


static inline bool IsOwnedLand(TileIndex t)
{
	assert(IsTileType(t, MP_UNMOVABLE));
	return GetUnmovableType(t) == UNMOVABLE_OWNED_LAND;
}

static inline bool IsOwnedLandTile(TileIndex t)
{
	return IsTileType(t, MP_UNMOVABLE) && IsOwnedLand(t);
}

static inline bool IsCompanyHQ(TileIndex t)
{
	return IS_INT_INSIDE(GetUnmovableType(t), UNMOVABLE_HQ_NORTH, UNMOVABLE_HQ_END);
}

static inline byte GetCompanyHQSize(TileIndex t)
{
	assert(IsTileType(t, MP_UNMOVABLE) && IsCompanyHQ(t));
	return GB(_m[t].m5, 2, 3);
}

static inline byte GetCompanyHQSection(TileIndex t)
{
	assert(IsTileType(t, MP_UNMOVABLE) && IsCompanyHQ(t));
	return GB(_m[t].m5, 0, 5);
}


static inline void EnlargeCompanyHQ(TileIndex t, byte size)
{
	size *= 4;
	if (size <= _m[t].m5 - UNMOVABLE_HQ_NORTH) return;

	_m[t + TileDiffXY(0, 0)].m5 = UNMOVABLE_HQ_NORTH + size;
	_m[t + TileDiffXY(0, 1)].m5 = UNMOVABLE_HQ_WEST  + size;
	_m[t + TileDiffXY(1, 0)].m5 = UNMOVABLE_HQ_EAST  + size;
	_m[t + TileDiffXY(1, 1)].m5 = UNMOVABLE_HQ_SOUTH + size;
}


static inline void MakeUnmovable(TileIndex t, UnmovableType u, Owner o)
{
	SetTileType(t, MP_UNMOVABLE);
	SetTileOwner(t, o);
	_m[t].m2 = 0;
	_m[t].m3 = 0;
	_m[t].m4 = 0;
	_m[t].m5 = u;
}


static inline void MakeTransmitter(TileIndex t)
{
	MakeUnmovable(t, UNMOVABLE_TRANSMITTER, OWNER_NONE);
}

static inline void MakeLighthouse(TileIndex t)
{
	MakeUnmovable(t, UNMOVABLE_LIGHTHOUSE, OWNER_NONE);
}

static inline void MakeStatue(TileIndex t, Owner o)
{
	MakeUnmovable(t, UNMOVABLE_STATUE, o);
}

static inline void MakeOwnedLand(TileIndex t, Owner o)
{
	MakeUnmovable(t, UNMOVABLE_OWNED_LAND, o);
}

static inline void MakeCompanyHQ(TileIndex t, Owner o)
{
	MakeUnmovable(t + TileDiffXY(0, 0), UNMOVABLE_HQ_NORTH, o);
	MakeUnmovable(t + TileDiffXY(0, 1), UNMOVABLE_HQ_WEST, o);
	MakeUnmovable(t + TileDiffXY(1, 0), UNMOVABLE_HQ_EAST, o);
	MakeUnmovable(t + TileDiffXY(1, 1), UNMOVABLE_HQ_SOUTH, o);
}

#endif /* UNMOVABLE_MAP_H */