Files
@ r20075:2bda14adc373
Branch filter:
Location: cpp/openttd-patchpack/source/src/newgrf_object.h
r20075:2bda14adc373
6.6 KiB
text/x-c
(svn r25038) -Fix [FS#5479]: minimise gaps feature caused removal to only happen at the signal build interval instead of the implicit interval of 1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 | /* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file newgrf_object.h Functions related to NewGRF objects. */
#ifndef NEWGRF_OBJECT_H
#define NEWGRF_OBJECT_H
#include "newgrf_callbacks.h"
#include "newgrf_spritegroup.h"
#include "newgrf_town.h"
#include "economy_func.h"
#include "date_type.h"
#include "object_type.h"
#include "newgrf_animation_type.h"
#include "newgrf_class.h"
#include "newgrf_commons.h"
/** Various object behaviours. */
enum ObjectFlags {
OBJECT_FLAG_NONE = 0, ///< Just nothing.
OBJECT_FLAG_ONLY_IN_SCENEDIT = 1 << 0, ///< Object can only be constructed in the scenario editor.
OBJECT_FLAG_CANNOT_REMOVE = 1 << 1, ///< Object can not be removed.
OBJECT_FLAG_AUTOREMOVE = 1 << 2, ///< Object get automatically removed (like "owned land").
OBJECT_FLAG_BUILT_ON_WATER = 1 << 3, ///< Object can be built on water (not required).
OBJECT_FLAG_CLEAR_INCOME = 1 << 4, ///< When object is cleared a positive income is generated instead of a cost.
OBJECT_FLAG_HAS_NO_FOUNDATION = 1 << 5, ///< Do not display foundations when on a slope.
OBJECT_FLAG_ANIMATION = 1 << 6, ///< Object has animated tiles.
OBJECT_FLAG_ONLY_IN_GAME = 1 << 7, ///< Object can only be built in game.
OBJECT_FLAG_2CC_COLOUR = 1 << 8, ///< Object wants 2CC colour mapping.
OBJECT_FLAG_NOT_ON_LAND = 1 << 9, ///< Object can not be on land, implicitly sets #OBJECT_FLAG_BUILT_ON_WATER.
OBJECT_FLAG_DRAW_WATER = 1 << 10, ///< Object wants to be drawn on water.
OBJECT_FLAG_ALLOW_UNDER_BRIDGE = 1 << 11, ///< Object can built under a bridge.
OBJECT_FLAG_ANIM_RANDOM_BITS = 1 << 12, ///< Object wants random bits in "next animation frame" callback
};
DECLARE_ENUM_AS_BIT_SET(ObjectFlags)
void ResetObjects();
/** Class IDs for objects. */
enum ObjectClassID {
OBJECT_CLASS_BEGIN = 0, ///< The lowest valid value
OBJECT_CLASS_MAX = 32, ///< Maximum number of classes.
INVALID_OBJECT_CLASS = 0xFF, ///< Class for the less fortunate.
};
/** Allow incrementing of ObjectClassID variables */
DECLARE_POSTFIX_INCREMENT(ObjectClassID)
/** An object that isn't use for transport, industries or houses. */
struct ObjectSpec {
/* 2 because of the "normal" and "buy" sprite stacks. */
GRFFilePropsBase<2> grf_prop; ///< Properties related the the grf file
ObjectClassID cls_id; ///< The class to which this spec belongs.
StringID name; ///< The name for this object.
uint8 climate; ///< In which climates is this object available?
uint8 size; ///< The size of this objects; low nibble for X, high nibble for Y.
uint8 build_cost_multiplier; ///< Build cost multiplier per tile.
uint8 clear_cost_multiplier; ///< Clear cost multiplier per tile.
Date introduction_date; ///< From when can this object be built.
Date end_of_life_date; ///< When can't this object be built anymore.
ObjectFlags flags; ///< Flags/settings related to the object.
AnimationInfo animation; ///< Information about the animation.
uint16 callback_mask; ///< Bitmask of requested/allowed callbacks.
uint8 height; ///< The height of this structure, in heightlevels; max MAX_TILE_HEIGHT.
uint8 views; ///< The number of views.
bool enabled; ///< Is this spec enabled?
/**
* Get the cost for building a structure of this type.
* @return The cost for building.
*/
Money GetBuildCost() const { return GetPrice(PR_BUILD_OBJECT, this->build_cost_multiplier, this->grf_prop.grffile, 0); }
/**
* Get the cost for clearing a structure of this type.
* @return The cost for clearing.
*/
Money GetClearCost() const { return GetPrice(PR_CLEAR_OBJECT, this->clear_cost_multiplier, this->grf_prop.grffile, 0); }
bool IsEverAvailable() const;
bool IsAvailable() const;
uint Index() const;
static const ObjectSpec *Get(ObjectType index);
static const ObjectSpec *GetByTile(TileIndex tile);
};
/** Object scope resolver. */
struct ObjectScopeResolver : public ScopeResolver {
struct Object *obj; ///< The object the callback is ran for.
TileIndex tile; ///< The tile related to the object.
uint8 view; ///< The view of the object.
ObjectScopeResolver(ResolverObject *ro, Object *obj, TileIndex tile, uint8 view = 0);
/* virtual */ uint32 GetRandomBits() const;
/* virtual */ uint32 GetVariable(byte variable, uint32 parameter, bool *available) const;
};
/** A resolver object to be used with feature 0F spritegroups. */
struct ObjectResolverObject : public ResolverObject {
ObjectScopeResolver object_scope; ///< The object scope resolver.
TownScopeResolver *town_scope; ///< The town scope resolver (created on the first call).
ObjectResolverObject(const ObjectSpec *spec, Object *o, TileIndex tile, uint8 view = 0,
CallbackID callback = CBID_NO_CALLBACK, uint32 param1 = 0, uint32 param2 = 0);
~ObjectResolverObject();
/* virtual */ ScopeResolver *GetScope(VarSpriteGroupScope scope = VSG_SCOPE_SELF, byte relative = 0)
{
switch (scope) {
case VSG_SCOPE_SELF:
return &this->object_scope;
case VSG_SCOPE_PARENT: {
TownScopeResolver *tsr = this->GetTown();
if (tsr != NULL) return tsr;
/* FALL-THROUGH */
}
default: return ResolverObject::GetScope(scope, relative);
}
}
private:
TownScopeResolver *GetTown();
};
/** Struct containing information relating to station classes. */
typedef NewGRFClass<ObjectSpec, ObjectClassID, OBJECT_CLASS_MAX> ObjectClass;
/** Mapping of purchase for objects. */
static const CargoID CT_PURCHASE_OBJECT = 1;
uint16 GetObjectCallback(CallbackID callback, uint32 param1, uint32 param2, const ObjectSpec *spec, Object *o, TileIndex tile, uint8 view = 0);
void DrawNewObjectTile(TileInfo *ti, const ObjectSpec *spec);
void DrawNewObjectTileInGUI(int x, int y, const ObjectSpec *spec, uint8 view);
void AnimateNewObjectTile(TileIndex tile);
void TriggerObjectTileAnimation(Object *o, TileIndex tile, ObjectAnimationTrigger trigger, const ObjectSpec *spec);
void TriggerObjectAnimation(Object *o, ObjectAnimationTrigger trigger, const ObjectSpec *spec);
#endif /* NEWGRF_OBJECT_H */
|