OpenTTD Source  12.0-beta2
signs.cpp
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1 /*
2  * This file is part of OpenTTD.
3  * 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.
4  * 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.
5  * 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/>.
6  */
7 
10 #include "stdafx.h"
11 #include "landscape.h"
12 #include "signs_base.h"
13 #include "signs_func.h"
14 #include "strings_func.h"
15 #include "core/pool_func.hpp"
16 #include "viewport_kdtree.h"
17 
18 #include "table/strings.h"
19 
20 #include "safeguards.h"
21 
23 SignPool _sign_pool("Sign");
25 
26 
29 Sign::Sign(Owner owner)
30 {
31  this->owner = owner;
32 }
33 
36 {
37  if (CleaningPool()) return;
38 
40 }
41 
46 {
47  Point pt = RemapCoords(this->x, this->y, this->z);
48 
49  if (this->sign.kdtree_valid) _viewport_sign_kdtree.Remove(ViewportSignKdtreeItem::MakeSign(this->index));
50 
51  SetDParam(0, this->index);
52  this->sign.UpdatePosition(pt.x, pt.y - 6 * ZOOM_LVL_BASE, STR_WHITE_SIGN);
53 
54  _viewport_sign_kdtree.Insert(ViewportSignKdtreeItem::MakeSign(this->index));
55 }
56 
59 {
60  for (Sign *si : Sign::Iterate()) {
61  si->UpdateVirtCoord();
62  }
63 }
signs_func.h
RemapCoords
static Point RemapCoords(int x, int y, int z)
Map 3D world or tile coordinate to equivalent 2D coordinate as used in the viewports and smallmap.
Definition: landscape.h:82
Pool::PoolItem<&_sign_pool >::index
Tindex index
Index of this pool item.
Definition: pool_type.hpp:235
Owner
Owner
Enum for all companies/owners.
Definition: company_type.h:18
SetDParam
static void SetDParam(uint n, uint64 v)
Set a string parameter v at index n in the global string parameter array.
Definition: strings_func.h:196
_sign_pool
SignPool _sign_pool("Sign")
Initialize the sign-pool.
Kdtree::Remove
void Remove(const T &element)
Remove a single element from the tree, if it exists.
Definition: kdtree.hpp:419
Kdtree::Insert
void Insert(const T &element)
Insert a single element in the tree.
Definition: kdtree.hpp:400
Sign::UpdateVirtCoord
void UpdateVirtCoord()
Update the coordinate of one sign.
Definition: signs.cpp:45
safeguards.h
UpdateAllSignVirtCoords
void UpdateAllSignVirtCoords()
Update the coordinates of all signs.
Definition: signs.cpp:58
Point
Coordinates of a point in 2D.
Definition: geometry_type.hpp:21
stdafx.h
landscape.h
Pool::PoolItem<&_sign_pool >::Iterate
static Pool::IterateWrapper< Titem > Iterate(size_t from=0)
Returns an iterable ensemble of all valid Titem.
Definition: pool_type.hpp:386
strings_func.h
Pool
Base class for all pools.
Definition: pool_type.hpp:81
TrackedViewportSign::UpdatePosition
void UpdatePosition(int center, int top, StringID str, StringID str_small=STR_NULL)
Update the position of the viewport sign.
Definition: viewport_type.h:64
Sign::~Sign
~Sign()
Destroy the sign.
Definition: signs.cpp:35
Pool::PoolItem<&_sign_pool >::CleaningPool
static bool CleaningPool()
Returns current state of pool cleaning - yes or no.
Definition: pool_type.hpp:316
TrackedViewportSign::kdtree_valid
bool kdtree_valid
Are the sign data valid for use with the _viewport_sign_kdtree?
Definition: viewport_type.h:58
Sign
Definition: signs_base.h:22
INSTANTIATE_POOL_METHODS
#define INSTANTIATE_POOL_METHODS(name)
Force instantiation of pool methods so we don't get linker errors.
Definition: pool_func.hpp:224
DeleteRenameSignWindow
void DeleteRenameSignWindow(SignID sign)
Close the sign window associated with the given sign.
Definition: signs_gui.cpp:591
pool_func.hpp
signs_base.h