summaryrefslogtreecommitdiff
path: root/src/gui/viewport.h
blob: 6bf25be475ab51b09d345a2791addd1555a5d8d3 (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
/*
 *  The Mana World
 *  Copyright 2004 The Mana World Development Team
 *
 *  This file is part of The Mana World.
 *
 *  The Mana World 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.
 *
 *  The Mana World 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 The Mana World; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 *  $Id$
 */

#ifndef _TMW_VIEWPORT_H_
#define _TMW_VIEWPORT_H_

#include <guichan/mouselistener.hpp>

#include "windowcontainer.h"

#include "../configlistener.h"

class Map;
class Being;
class FloorItem;
class Item;
class PopupMenu;

/**
 * The viewport on the map. Displays the current map and handles mouse input
 * and the popup menu.
 *
 * TODO: This class is planned to be extended to allow floating widgets on top
 * of it such as NPC messages, which are positioned using map pixel
 * coordinates.
 */
class Viewport : public WindowContainer, public gcn::MouseListener,
    public ConfigListener
{
    public:
        /**
         * Constructor.
         */
        Viewport();

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

        /**
         * Sets the map displayed by the viewport.
         */
        void
        setMap(Map *map);

        /**
         * Draws the viewport.
         */
        void
        draw(gcn::Graphics *graphics);

        /**
         * Implements player to keep following mouse.
         */
        void
        logic();

        /**
         * Toggles whether the path debug graphics are shown
         */
        void toggleDebugPath() { mShowDebugPath = !mShowDebugPath; }

        /**
         * Handles mouse press on map.
         */
        void
        mousePress(int mx, int my, int button);

        /**
         * Handles mouse move on map
         */
        void
        mouseMotion(int mx, int my);

        /**
         * Handles mouse button release on map.
         */
        void
        mouseRelease(int mx, int my, int button);

        /**
         * Shows a popup for an item.
         * TODO Find some way to get rid of Item here
         */
        void showPopup(int x, int y, Item *item);

        /**
         * A relevant config option changed.
         */
        void
        optionChanged(const std::string &name);

        /**
         * Returns camera x offset in tiles.
         */
        int
        getCameraX() { return mCameraX; }

        /**
         * Returns camera y offset in tiles.
         */
        int
        getCameraY() { return mCameraY; }

    private:
        /**
         * Shows a popup for a floor item.
         * TODO Find some way to get rid of FloorItem here
         */
        void showPopup(int x, int y, FloorItem *floorItem);

        /**
         * Shows a popup for a being.
         * TODO Find some way to get rid of Being here
         */
        void showPopup(int x, int y, Being *being);


        Map *mMap;                 /**< The current map. */

        int mScrollRadius;
        int mScrollLaziness;
        float mViewX;              /**< Current viewpoint in pixels. */
        float mViewY;              /**< Current viewpoint in pixels. */
        int mCameraX;              /**< Current viewpoint in tiles. */
        int mCameraY;              /**< Current viewpoint in tiles. */
        bool mShowDebugPath;       /**< Show a path from player to pointer. */

        bool mPlayerFollowMouse;
        int mWalkTime;

        PopupMenu *mPopupMenu;     /**< Popup menu. */
        bool mPopupActive;
};

#endif