summaryrefslogtreecommitdiff
path: root/src/map.h
blob: 02c7ccbc5bc490c9866e5f1d423c9c0574a749cd (plain) (blame)
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
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
/*
 *  The ManaPlus Client
 *  Copyright (C) 2004-2009  The Mana World Development Team
 *  Copyright (C) 2009-2010  The Mana Developers
 *  Copyright (C) 2011-2012  The ManaPlus Developers
 *
 *  This file is part of The ManaPlus Client.
 *
 *  This program 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; either version 2 of the License, or
 *  any later version.
 *
 *  This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef MAP_H
#define MAP_H

#include "actor.h"
#include "configlistener.h"
#include "position.h"
#include "properties.h"

#include <string>
#include <vector>

class Animation;
class AmbientLayer;
class MapLayer;
class Particle;
class SimpleAnimation;
class Tileset;
class SpecialLayer;
class MapItem;
class ObjectsLayer;

typedef std::vector<Tileset*> Tilesets;
typedef std::vector<MapLayer*> Layers;
typedef Layers::const_iterator LayersCIter;

typedef std::vector<std::pair<MapLayer*, int> > TilePairVector;
typedef TilePairVector::const_iterator TilePairVectorCIter;

typedef std::vector<AmbientLayer*> AmbientLayerVector;
typedef AmbientLayerVector::const_iterator AmbientLayerVectorCIter;

/**
 * A meta tile stores additional information about a location on a tile map.
 * This is information that doesn't need to be repeated for each tile in each
 * layer of the map.
 */
struct MetaTile
{
    /**
     * Constructor.
     */
    MetaTile() : Fcost(0), Gcost(0), Hcost(0), whichList(0),
            parentX(0), parentY(0), blockmask(0)
    {}

    // Pathfinding members
    int Fcost;               /**< Estimation of total path cost */
    int Gcost;               /**< Cost from start to this location */
    int Hcost;               /**< Estimated cost to goal */
    unsigned whichList;      /**< No list, open list or closed list */
    int parentX;             /**< X coordinate of parent tile */
    int parentY;             /**< Y coordinate of parent tile */
    unsigned char blockmask; /**< Blocking properties of this tile */
};

/**
 * Animation cycle of a tile image which changes the map accordingly.
 */
class TileAnimation
{
    public:
        TileAnimation(Animation *const ani);

        ~TileAnimation();

        bool update(const int ticks = 1);

        void addAffectedTile(MapLayer *const layer, const int index)
        { mAffected.push_back(std::make_pair(layer, index)); }

    private:
        TilePairVector mAffected;
        SimpleAnimation *mAnimation;
        Image *mLastImage;
};

typedef std::map<int, TileAnimation*> TileAnimationMap;
typedef TileAnimationMap::const_iterator TileAnimationMapCIter;

/**
 * A tile map.
 */
class Map : public Properties, public ConfigListener
{
    public:
        enum BlockType
        {
            BLOCKTYPE_NONE = -1,
            BLOCKTYPE_WALL,
            BLOCKTYPE_CHARACTER,
            BLOCKTYPE_MONSTER,
            BLOCKTYPE_AIR,
            BLOCKTYPE_WATER,
            BLOCKTYPE_GROUND,
            BLOCKTYPE_GROUNDTOP,
            NB_BLOCKTYPES
        };

        enum CollisionTypes
        {
            COLLISION_EMPTY = 0,        // no collision
            COLLISION_WALL = 1,         // full collison
            COLLISION_AIR = 2,          // air units can walk
            COLLISION_WATER = 3,        // water units can walk
            COLLISION_GROUNDTOP = 4,    // no collision (chair, bed, etc)
            COLLISION_MAX = 5           // count index
        };

        enum BlockMask
        {
            BLOCKMASK_WALL      = 0x80, // 1000 0000
            BLOCKMASK_CHARACTER = 0x01, // 0000 0001
            BLOCKMASK_MONSTER   = 0x02, // 0000 0010
            BLOCKMASK_AIR       = 0x04, // 0000 0100
            BLOCKMASK_WATER     = 0x08, // 0000 1000
            BLOCKMASK_GROUND    = 0x16, // 0001 0000
            BLOCKMASK_GROUNDTOP = 0x32  // 0010 0000
        };

        enum DebugType
        {
            MAP_NORMAL  = 0,
            MAP_DEBUG   = 1,
            MAP_SPECIAL = 2,
            MAP_SPECIAL2 = 3,
            MAP_SPECIAL3 = 4,
            MAP_BLACKWHITE = 5
        };

        /**
         * Constructor, taking map and tile size as parameters.
         */
        Map(const int width, const int height,
            const int tileWidth, const int tileHeight);

        /**
         * Destructor.
         */
        ~Map();

        /**
         * Initialize ambient layers. Has to be called after all the properties
         * are set.
         */
        void initializeAmbientLayers();

        /**
         * Updates animations. Called as needed.
         */
        void update(const int ticks = 1);

        /**
         * Draws the map to the given graphics output. This method draws all
         * layers, actors and overlay effects.
         *
         * TODO: For efficiency reasons, this method could take into account
         * the clipping rectangle set on the Graphics object. However,
         * currently the map is always drawn full-screen.
         */
        void draw(Graphics *graphics, int scrollX, int scrollY);

        /**
         * Visualizes collision layer for debugging
         */
        void drawCollision(Graphics *const graphics,
                           const int scrollX, const int scrollY,
                           const int debugFlags) const;

        /**
         * Adds a layer to this map. The map takes ownership of the layer.
         */
        void addLayer(MapLayer *const layer);

        /**
         * Adds a tileset to this map. The map takes ownership of the tileset.
         */
        void addTileset(Tileset *const tileset);

        /**
         * Finds the tile set that a tile with the given global id is part of.
         */
        Tileset *getTilesetWithGid(const int gid) const;

        /**
         * Get tile reference.
         */
        MetaTile *getMetaTile(const int x, const int y) const;

        /**
         * Marks a tile as occupied.
         */
        void blockTile(const int x, const int y, const BlockType type);

        /**
         * Gets walkability for a tile with a blocking bitmask. When called
         * without walkmask, only blocks against colliding tiles.
         */
        bool getWalk(const int x, const int y,
                     const unsigned char walkmask = BLOCKMASK_WALL
                     | BLOCKMASK_AIR | BLOCKMASK_WATER) const;

        void setWalk(const int x, const int y, const bool walkable);

        /**
         * Tells whether a tile is occupied by a being.
         */
        bool occupied(const int x, const int y) const;

        /**
         * Returns the width of this map in tiles.
         */
        int getWidth() const
        { return mWidth; }

        /**
         * Returns the height of this map in tiles.
         */
        int getHeight() const
        { return mHeight; }

        /**
         * Returns the tile width of this map.
         */
        int getTileWidth() const
        { return mTileWidth; }

        /**
         * Returns the tile height used by this map.
         */
        int getTileHeight() const
        { return mTileHeight; }

        const std::string getMusicFile() const;

        const std::string getName() const;

        /**
         * Gives the map id based on filepath (ex: 009-1)
         */
        const std::string getFilename() const;

        /**
         * Check the current position against surrounding blocking tiles, and
         * correct the position offset within tile when needed.
         */
        Position checkNodeOffsets(int radius, const unsigned char walkMask,
                                  const Position &position) const;

        Position checkNodeOffsets(const int radius,
                                  const unsigned char walkMask,
                                  const int x, const int y) const
        { return checkNodeOffsets(radius, walkMask, Position(x, y)); }

        /**
         * Find a pixel path from one location to the next.
         */
        Path findPixelPath(const int startPixelX, const int startPixelY,
                           const int destPixelX, const int destPixelY,
                           const int radius, const unsigned char walkmask,
                           const int maxCost = 20);

        /**
         * Find a path from one location to the next.
         */
        Path findPath(const int startX, const int startY,
                      const int destX, const int destY,
                      const unsigned char walkmask, const int maxCost = 20);

        /**
         * Adds a particle effect
         */
        void addParticleEffect(const std::string &effectFile,
                               const int x, const int y,
                               const int w = 0, const int h = 0);

        /**
         * Initializes all added particle effects
         */
        void initializeParticleEffects(Particle *const particleEngine);

        /**
         * Adds a tile animation to the map
         */
        void addAnimation(const int gid, TileAnimation *const animation)
        { mTileAnimations[gid] = animation; }

        void setDebugFlags(const int n)
        { mDebugFlags = n; }

        int getDebugFlags() const
        { return mDebugFlags; }

        void addExtraLayer();

        void saveExtraLayer() const;

        SpecialLayer *getTempLayer() const
        { return mTempLayer; }

        SpecialLayer *getSpecialLayer() const
        { return mSpecialLayer; }

        void setHasWarps(const bool n)
        { mHasWarps = n; }

        bool getHasWarps() const
        { return mHasWarps; }

        std::string getUserMapDirectory() const;

        void addPortal(const std::string &name, const int type,
                       const int x, const int y, const int dx, const int dy);

        void addRange(const std::string &name, const int type,
                      const int x, const int y, const int dx, const int dy);

        void addPortalTile(const std::string &name, const int type,
                           const int x, const int y);

        void updatePortalTile(const std::string &name, const int type,
                              const int x, const int y,
                              const bool addNew = true);

        std::vector<MapItem*> &getPortals()
        { return mMapPortals; }

        /**
         * Gets the tile animation for a specific gid
         */
        TileAnimation *getAnimationForGid(const int gid) const;

        void optionChanged(const std::string &value);

        MapItem *findPortalXY(const int x, const int y) const;

        int getActorsCount() const
        { return static_cast<int>(mActors.size()); }

        void setPvpMode(const int mode);

        ObjectsLayer* getObjectsLayer() const
        { return mObjects; }

        std::string getObjectData(const unsigned x, const unsigned y,
                                  const int type) const;

        void indexTilesets();

        void clearIndexedTilesets();

        void setActorsFix(const int x, const int y)
        { mActorFixX = x; mActorFixY = y; }

        int getVersion() const
        { return mVersion; }

        void setVersion(const int n)
        { mVersion = n; }

        void reduce();

        void redrawMap();

        bool empty() const
        { return mLayers.empty(); }

        void setCustom(const bool b)
        { mCustom = b; }

        bool isCustom() const
        { return mCustom; }

    protected:
        friend class Actor;
        friend class Minimap;

        /**
         * Adds an actor to the map.
         */
        Actors::iterator addActor(Actor *actor);

        /**
         * Removes an actor from the map.
         */
        void removeActor(Actors::iterator iterator);

    private:

        enum LayerType
        {
            FOREGROUND_LAYERS = 0,
            BACKGROUND_LAYERS
        };

        /**
         * Updates scrolling of ambient layers. Has to be called each game tick.
         */
        void updateAmbientLayers(const float scrollX, const float scrollY);

        /**
         * Draws the foreground or background layers to the given graphics output.
         */
        void drawAmbientLayers(Graphics *const graphics, const LayerType type,
                               const int detail);

        /**
         * Tells whether the given coordinates fall within the map boundaries.
         */
        bool contains(const int x, const int y) const;

        /**
         * Blockmasks for different entities
         */
        unsigned *mOccupation[NB_BLOCKTYPES];

        int mWidth, mHeight;
        int mTileWidth, mTileHeight;
        int mMaxTileHeight;
        MetaTile *mMetaTiles;
        Layers mLayers;
        Tilesets mTilesets;
        Actors mActors;
        bool mHasWarps;

        // debug flags
        int mDebugFlags;

        // Pathfinding members
        unsigned mOnClosedList, mOnOpenList;

        // Overlay data
        AmbientLayerVector mBackgrounds;
        AmbientLayerVector mForegrounds;
        float mLastAScrollX;
        float mLastAScrollY;
//        bool mSpritesUpdated;

        // Particle effect data
        struct ParticleEffectData
        {
            std::string file;
            int x;
            int y;
            int w;
            int h;
        };
        std::vector<ParticleEffectData> particleEffects;

        std::vector<MapItem*> mMapPortals;

        std::map<int, TileAnimation*> mTileAnimations;

        int mOverlayDetail;
        float mOpacity;
        int mOpenGL;
        int mPvp;
        bool mTilesetsIndexed;
        Tileset** mIndexedTilesets;
        int mIndexedTilesetsSize;
        int mActorFixX;
        int mActorFixY;
        int mVersion;

        SpecialLayer *mSpecialLayer;
        SpecialLayer *mTempLayer;
        ObjectsLayer *mObjects;
        MapLayer *mFringeLayer;

        int mLastX;
        int mLastY;
        int mLastScrollX;
        int mLastScrollY;

        int mDrawX;
        int mDrawY;
        int mDrawScrollX;
        int mDrawScrollY;
        bool mRedrawMap;
        bool mBeingOpacity;
        bool mCustom;
};

#endif