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
|
/*
Copyright (C) 2000 The Exult Team
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 (at your option) 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, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "SDL_events.h"
#include "Yesno_gump.h"
#include "gamewin.h"
#include "mouse.h"
#include "game.h"
#include "Gump_button.h"
#include "gump_utils.h"
/*
* Statics:
*/
short Yesno_gump::yesx = 63;
short Yesno_gump::yesnoy = 45;
short Yesno_gump::nox = 84;
/*
* A 'yes' or 'no' button.
*/
class Yesno_button : public Gump_button
{
int isyes; // 1 for 'yes', 0 for 'no'.
public:
Yesno_button(Gump *par, int px, int py, int yes)
: Gump_button(par, yes ?
game->get_shape("gumps/yesbtn")
: game->get_shape("gumps/nobtn"), px, py),
isyes(yes)
{ }
// What to do when 'clicked':
virtual void activate(Game_window *gwin);
};
/*
* Handle 'yes' or 'no' button.
*/
void Yesno_button::activate
(
Game_window *gwin
)
{
((Yesno_gump *) parent)->set_answer(isyes);
}
/*
* Create a yes/no box.
*/
Yesno_gump::Yesno_gump
(
const std::string &txt
) : Modal_gump(0, game->get_shape("gumps/yesnobox")), text(txt), answer(-1)
{
set_object_area(Rectangle(6, 6, 116, 30));
yes_button = new Yesno_button(this, yesx, yesnoy, 1);
no_button = new Yesno_button(this, nox, yesnoy, 0);
}
/*
* Done with yes/no box.
*/
Yesno_gump::~Yesno_gump
(
)
{
delete yes_button;
delete no_button;
}
/*
* Paint on screen.
*/
void Yesno_gump::paint
(
Game_window *gwin
)
{
// Paint the gump itself.
gwin->paint_shape(x, y, *this);
// Paint buttons.
yes_button->paint(gwin);
no_button->paint(gwin);
// Paint text.
gwin->paint_text_box(2, text.c_str(), x + object_area.x, y + object_area.y,
object_area.w, object_area.h, 2);
gwin->set_painted();
}
/*
* Handle mouse-down events.
*/
void Yesno_gump::mouse_down
(
int mx, int my // Position in window.
)
{
Game_window *gwin = Game_window::get_game_window();
// Check buttons.
if (yes_button->on_button(gwin, mx, my))
pushed = yes_button;
else if (no_button->on_button(gwin, mx, my))
pushed = no_button;
else
{
pushed = 0;
return;
}
pushed->push(gwin); // Show it.
}
/*
* Handle mouse-up events.
*/
void Yesno_gump::mouse_up
(
int mx, int my // Position in window.
)
{
Game_window *gwin = Game_window::get_game_window();
if (pushed) // Pushing a button?
{
pushed->unpush(gwin);
if (pushed->on_button(gwin, mx, my))
pushed->activate(gwin);
pushed = 0;
}
}
/*
* Handle ASCII character typed.
*/
void Yesno_gump::key_down
(
int chr
)
{
if (chr == 'y' || chr == 'Y' || chr == SDLK_RETURN)
set_answer(1);
else if (chr == 'n' || chr == 'N' || chr == SDLK_ESCAPE)
set_answer(0);
}
/*
* Get an answer to a question.
*
* Output: 1 if yes, 0 if no or ESC.
*/
int Yesno_gump::ask
(
const char *txt // What to ask.
)
{
Yesno_gump *dlg = new Yesno_gump(txt);
int answer;
if (!Do_Modal_gump(dlg, Mouse::hand))
answer = 0;
else
answer = dlg->get_answer();
delete dlg;
return (answer);
}
|
