summaryrefslogtreecommitdiffstats
path: root/crawl-ref/source/mapmark.h
blob: 62cd8fe722cbedc98514a36940dc7212a955befa (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
/*
 *  File:       mapmark.cc
 *  Summary:    Level markers (annotations).
 *  Created by: dshaligram on Sat Jul 21 12:17:29 2007 UTC
 */

#ifndef __MAPMARK_H__
#define __MAPMARK_H__

#include "dgnevent.h"
#include "clua.h"
#include "dlua.h"
#include <map>
#include <string>
#include <vector>
#include <memory>

//////////////////////////////////////////////////////////////////////////
// Map markers

class reader;
class writer;

bool marker_vetoes_operation(const char *op);
bool feature_marker_at(const coord_def &pos, dungeon_feature_type feat);
coord_def find_marker_position_by_prop(const std::string &prop,
                                       const std::string &expected = "");
std::vector<coord_def> find_marker_positions_by_prop(
    const std::string &prop,
    const std::string &expected = "",
    unsigned maxresults = 0);
std::vector<map_marker*> find_markers_by_prop(
    const std::string &prop,
    const std::string &expected = "",
    unsigned maxresults = 0);

class map_marker
{
public:
    map_marker(map_marker_type type, const coord_def &pos);
    virtual ~map_marker();

    map_marker_type get_type() const { return type; }

    virtual map_marker *clone() const = 0;
    virtual void activate(bool verbose = true);
    virtual void write(writer &) const;
    virtual void read(reader &);
    virtual std::string debug_describe() const = 0;
    virtual std::string property(const std::string &pname) const;

    static map_marker *read_marker(reader &);
    static map_marker *parse_marker(const std::string &text,
                                    const std::string &ctx = "")
        throw (std::string);

public:
    coord_def pos;

protected:
    map_marker_type type;

    typedef map_marker *(*marker_reader)(reader &, map_marker_type);
    typedef map_marker *(*marker_parser)(const std::string &,
                                         const std::string &);
    static marker_reader readers[NUM_MAP_MARKER_TYPES];
    static marker_parser parsers[NUM_MAP_MARKER_TYPES];
};

class map_feature_marker : public map_marker
{
public:
    map_feature_marker(const coord_def &pos = coord_def(0, 0),
                       dungeon_feature_type feat = DNGN_UNSEEN);
    map_feature_marker(const map_feature_marker &other);
    void write(writer &) const;
    void read(reader &);
    std::string debug_describe() const;
    map_marker *clone() const;
    static map_marker *read(reader &, map_marker_type);
    static map_marker *parse(const std::string &s, const std::string &)
        throw (std::string);

public:
    dungeon_feature_type feat;
};

class map_corruption_marker : public map_marker
{
public:
    map_corruption_marker(const coord_def &pos = coord_def(0, 0),
                          int dur = 0);

    void write(writer &) const;
    void read(reader &);
    map_marker *clone() const;
    std::string debug_describe() const;

    static map_marker *read(reader &, map_marker_type);

public:
    int duration, radius;
};

// A marker powered by Lua.
class map_lua_marker : public map_marker, public dgn_event_listener
{
public:
    map_lua_marker();
    map_lua_marker(const lua_datum &function);
    map_lua_marker(const std::string &s, const std::string &ctx,
                   bool mapdef_marker = true);
    ~map_lua_marker();

    void activate(bool verbose);

    void write(writer &) const;
    void read(reader &);
    map_marker *clone() const;
    std::string debug_describe() const;
    std::string property(const std::string &pname) const;

    bool notify_dgn_event(const dgn_event &e);

    static map_marker *read(reader &, map_marker_type);
    static map_marker *parse(const std::string &s, const std::string &)
        throw (std::string);

    std::string debug_to_string() const;
private:
    bool initialised;
    std::auto_ptr<lua_datum> marker_table;

private:
    void check_register_table();
    bool get_table() const;
    void push_fn_args(const char *fn) const;
    bool callfn(const char *fn, bool warn_err = false, int args = -1) const;
    std::string call_str_fn(const char *fn) const;
};

class map_wiz_props_marker : public map_marker
{
public:
    map_wiz_props_marker(const coord_def &pos = coord_def(0, 0));
    map_wiz_props_marker(const map_wiz_props_marker &other);
    void write(writer &) const;
    void read(reader &);
    std::string debug_describe() const;
    std::string property(const std::string &pname) const;
    std::string set_property(const std::string &key, const std::string &val);
    map_marker *clone() const;
    static map_marker *read(reader &, map_marker_type);
    static map_marker *parse(const std::string &s, const std::string &)
        throw (std::string);

public:
    std::map<std::string, std::string> properties;
};

#endif