-
Notifications
You must be signed in to change notification settings - Fork 119
/
key_button.cpp
259 lines (235 loc) · 7.15 KB
/
key_button.cpp
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
#include "iphone_controls.hpp"
#include "graphical_font_label.hpp"
#include "i18n.hpp"
#include "key_button.hpp"
#include "raster.hpp"
#include "surface_cache.hpp"
#include "framed_gui_element.hpp"
#include "widget_factory.hpp"
namespace gui {
namespace {
int vpadding = 4;
int hpadding = 10;
void stoupper(std::string& s)
{
std::string::iterator i = s.begin();
std::string::iterator end = s.end();
while (i != end) {
*i = ::toupper((unsigned char)*i);
++i;
}
}
}
std::string get_key_name(SDLKey key) {
switch(key) {
// these characters are not contained in the font
case SDLK_CARET:
return std::string("CARET");
case SDLK_GREATER:
return std::string("GREATER");
case SDLK_HASH:
return std::string("HASH");
case SDLK_LESS:
return std::string("LESS");
// abreviations for some long names
case SDLK_MODE:
return std::string("ALTGR");
case SDLK_BACKSPACE:
return std::string("BKSP");
case SDLK_CAPSLOCK:
return std::string("CAPS");
case SDLK_COMPOSE:
return std::string("COMP");
case SDLK_DELETE:
return std::string("DEL");
case SDLK_INSERT:
return std::string("INS");
case SDLK_NUMLOCK:
return std::string("NUM");
case SDLK_PAGEDOWN:
return std::string("PGDN");
case SDLK_PAGEUP:
return std::string("PGUP");
case SDLK_LEFT:
return std::string(("←"));
case SDLK_RIGHT:
return std::string(("→"));
case SDLK_UP:
return std::string(("↑"));
case SDLK_DOWN:
return std::string(("↓"));
// other names can be shortened by taking only the
// first letter of the first word, i.e. "LEFT SHIFT" --> "LSHIFT"
default:
std::string s = SDL_GetKeyName(key);
stoupper(s);
size_t pos = s.find_first_of(' ');
if (pos == std::string::npos)
return s;
else
return s.erase(1, pos);
}
}
SDLKey get_key_sym(const std::string& s)
{
if(s.size() == 1 && unsigned(s[0]) <= 127) {
return SDLKey(s[0]);
} else if(s == "UP" || s == (("↑"))) {
return SDLK_UP;
} else if(s == "DOWN" || s == (("↓"))) {
return SDLK_DOWN;
} else if(s == "LEFT" || s == (("←"))) {
return SDLK_LEFT;
} else if(s == "RIGHT" || s == (("→"))) {
return SDLK_RIGHT;
} else if(s == "PGDN" || s == "PAGEDOWN") {
return SDLK_PAGEDOWN;
} else if(s == "PGUP" || s == "PAGEUP") {
return SDLK_PAGEUP;
} else if(s == "INSERT") {
return SDLK_INSERT;
} else if(s == "HOME") {
return SDLK_HOME;
} else if(s == "END") {
return SDLK_END;
} else if(s.substr(0, 6) == "SDLK_F") {
int n;
std::istringstream(s.substr(6)) >> n;
return SDLKey(n + SDLK_F1 - 1);
} else if(s.substr(0, 7) == "SDLK_KP") {
int n;
std::istringstream(s.substr(7)) >> n;
return SDLKey(n + SDLK_KP0);
} else if(s == "KP_PERIOD") {
return SDLK_KP_PERIOD;
} else if(s == "KP_DIVIDE") {
return SDLK_KP_DIVIDE;
} else if(s == "KP_MULTIPLY") {
return SDLK_KP_MULTIPLY;
} else if(s == "KP_MINUS") {
return SDLK_KP_MINUS;
} else if(s == "KP_PLUS") {
return SDLK_KP_PLUS;
} else if(s == "KP_ENTER") {
return SDLK_KP_ENTER;
} else if(s == "KP_EQUALS") {
return SDLK_KP_EQUALS;
} else if(s == "HELP") {
return SDLK_HELP;
} else if(s == "PRINT") {
return SDLK_PRINT;
} else if(s == "SYSRQ") {
return SDLK_SYSREQ;
} else if(s == "BREAK") {
return SDLK_BREAK;
} else if(s == "POWER") {
return SDLK_POWER;
} else if(s == "UNDO") {
return SDLK_UNDO;
} else if(s == "NUMLOCK") {
return SDLK_NUMLOCK;
} else if(s == "CAPSLOCK") {
return SDLK_CAPSLOCK;
} else if(s == "SCROLLOCK") {
return SDLK_SCROLLOCK;
}
ASSERT_LOG(false, "Unreconised key '" << s << "'");
return SDLK_UNKNOWN;
}
key_button::key_button(SDLKey key, BUTTON_RESOLUTION button_resolution)
: label_(widget_ptr(new graphical_font_label(get_key_name(key), "door_label", 2))),
key_(key), button_resolution_(button_resolution),
normal_button_image_set_(framed_gui_element::get("regular_button")),
depressed_button_image_set_(framed_gui_element::get("regular_button_pressed")),
focus_button_image_set_(framed_gui_element::get("regular_button_focus")),
current_button_image_set_(normal_button_image_set_), grab_keys_(false)
{
set_environment();
set_dim(label_->width()+hpadding*2,label_->height()+vpadding*2);
}
key_button::key_button(const variant& v, game_logic::formula_callable* e)
: widget(v,e), normal_button_image_set_(framed_gui_element::get("regular_button")),
depressed_button_image_set_(framed_gui_element::get("regular_button_pressed")),
focus_button_image_set_(framed_gui_element::get("regular_button_focus")),
current_button_image_set_(normal_button_image_set_), grab_keys_(false)
{
std::string key = v["key"].as_string();
key_ = get_key_sym(key);
label_ = v.has_key("label") ? widget_factory::create(v["label"], e) : widget_ptr(new graphical_font_label(key, "door_label", 2));
button_resolution_ = v["resolution"].as_string_default("normal") == "normal" ? BUTTON_SIZE_NORMAL_RESOLUTION : BUTTON_SIZE_DOUBLE_RESOLUTION;
set_dim(label_->width()+hpadding*2,label_->height()+vpadding*2);
}
bool key_button::in_button(int xloc, int yloc) const
{
translate_mouse_coords(&xloc, &yloc);
return xloc > x() && xloc < x() + width() &&
yloc > y() && yloc < y() + height();
}
void key_button::handle_draw() const
{
label_->set_loc(x()+width()/2 - label_->width()/2,y()+height()/2 - label_->height()/2);
current_button_image_set_->blit(x(),y(),width(),height(), button_resolution_);
label_->draw();
}
bool key_button::handle_event(const SDL_Event& event, bool claimed)
{
if(claimed) {
current_button_image_set_ = normal_button_image_set_;
}
if(event.type == SDL_MOUSEMOTION && !grab_keys_) {
const SDL_MouseMotionEvent& e = event.motion;
if(current_button_image_set_ == depressed_button_image_set_) {
//pass
} else if(in_button(e.x,e.y)) {
current_button_image_set_ = focus_button_image_set_;
} else {
current_button_image_set_ = normal_button_image_set_;
}
} else if(event.type == SDL_MOUSEBUTTONDOWN) {
const SDL_MouseButtonEvent& e = event.button;
if(in_button(e.x,e.y)) {
current_button_image_set_ = depressed_button_image_set_;
}
} else if(event.type == SDL_MOUSEBUTTONUP) {
const SDL_MouseButtonEvent& e = event.button;
if(current_button_image_set_ == depressed_button_image_set_) {
if(in_button(e.x,e.y)) {
current_button_image_set_ = focus_button_image_set_;
grab_keys_ = true;
dynamic_cast<graphical_font_label*>(label_.get())->set_text("...");
claimed = true;
} else {
current_button_image_set_ = normal_button_image_set_;
}
} else if (grab_keys_) {
dynamic_cast<graphical_font_label*>(label_.get())->set_text(get_key_name(key_));
current_button_image_set_ = normal_button_image_set_;
grab_keys_ = false;
}
}
if(event.type == SDL_KEYDOWN && grab_keys_) {
key_ = event.key.keysym.sym;
if(key_ != SDLK_RETURN && key_ != SDLK_ESCAPE) {
dynamic_cast<graphical_font_label*>(label_.get())->set_text(get_key_name(key_));
claimed = true;
current_button_image_set_ = normal_button_image_set_;
grab_keys_ = false;
}
}
return claimed;
}
SDLKey key_button::get_key() {
return key_;
}
void key_button::set_value(const std::string& key, const variant& v)
{
widget::set_value(key, v);
}
variant key_button::get_value(const std::string& key) const
{
if(key == "key") {
return variant(key_);
}
return widget::get_value(key);
}
}