2 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
4 // This program is free software: you can redistribute it and/or modify
5 // it under the terms of the GNU General Public License as published by
6 // the Free Software Foundation, either version 3 of the License, or
7 // (at your option) any later version.
9 // This program is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License
15 // along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #include "gui/menu.hpp"
22 #include "control/input_manager.hpp"
23 #include "gui/menu_item.hpp"
24 #include "gui/menu_manager.hpp"
25 #include "gui/mousecursor.hpp"
26 #include "supertux/globals.hpp"
27 #include "supertux/resources.hpp"
28 #include "supertux/screen_manager.hpp"
29 #include "supertux/timer.hpp"
30 #include "util/gettext.hpp"
31 #include "video/drawing_context.hpp"
32 #include "video/font.hpp"
33 #include "video/renderer.hpp"
35 static const float MENU_REPEAT_INITIAL = 0.4f;
36 static const float MENU_REPEAT_RATE = 0.1f;
50 menuaction = MENU_ACTION_NONE;
54 pos.x = SCREEN_WIDTH/2;
55 pos.y = SCREEN_HEIGHT/2;
65 Menu::set_center_pos(float x, float y)
71 /* Add an item to a menu */
73 Menu::add_item(std::unique_ptr<MenuItem> new_item)
75 items.push_back(std::move(new_item));
76 MenuItem* item = items.back().get();
78 /* If a new menu is being built, the active item shouldn't be set to
79 * something that isn't selectable. Set the active_item to the first
80 * selectable item added.
83 && item->kind != MN_HL
84 && item->kind != MN_LABEL
85 && item->kind != MN_INACTIVE)
87 active_item = items.size() - 1;
96 std::unique_ptr<MenuItem> item(new MenuItem(MN_HL));
97 return add_item(std::move(item));
101 Menu::add_label(const std::string& text)
103 std::unique_ptr<MenuItem> item(new MenuItem(MN_LABEL));
105 return add_item(std::move(item));
109 Menu::add_controlfield(int id, const std::string& text,
110 const std::string& mapping)
112 std::unique_ptr<MenuItem> item(new MenuItem(MN_CONTROLFIELD, id));
113 item->change_text(text);
114 item->change_input(mapping);
115 return add_item(std::move(item));
119 Menu::add_entry(int id, const std::string& text)
121 std::unique_ptr<MenuItem> item(new MenuItem(MN_ACTION, id));
123 return add_item(std::move(item));
127 Menu::add_inactive(int id, const std::string& text)
129 std::unique_ptr<MenuItem> item(new MenuItem(MN_INACTIVE, id));
131 return add_item(std::move(item));
135 Menu::add_toggle(int id, const std::string& text, bool toogled)
137 std::unique_ptr<MenuItem> item(new MenuItem(MN_TOGGLE, id));
139 item->toggled = toogled;
140 return add_item(std::move(item));
144 Menu::add_string_select(int id, const std::string& text)
146 std::unique_ptr<MenuItem> item(new MenuItem(MN_STRINGSELECT, id));
148 return add_item(std::move(item));
152 Menu::add_back(const std::string& text)
154 std::unique_ptr<MenuItem> item(new MenuItem(MN_BACK));
156 return add_item(std::move(item));
160 Menu::add_submenu(const std::string& text, int submenu)
162 std::unique_ptr<MenuItem> item(new MenuItem(MN_GOTO));
164 item->target_menu = submenu;
165 return add_item(std::move(item));
175 /* Process actions done on the menu */
177 Menu::process_input()
179 int menu_height = (int) get_height();
180 if (menu_height > SCREEN_HEIGHT)
182 int scroll_offset = (menu_height - SCREEN_HEIGHT) / 2 + 32;
183 pos.y = SCREEN_HEIGHT/2 - scroll_offset * ((float(active_item) / (items.size()-1)) - 0.5f) * 2.0f;
186 Controller* controller = g_input_manager->get_controller();
187 /** check main input controller... */
188 if(controller->pressed(Controller::UP)) {
189 menuaction = MENU_ACTION_UP;
190 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
192 if(controller->hold(Controller::UP) &&
193 menu_repeat_time != 0 && real_time > menu_repeat_time) {
194 menuaction = MENU_ACTION_UP;
195 menu_repeat_time = real_time + MENU_REPEAT_RATE;
198 if(controller->pressed(Controller::DOWN)) {
199 menuaction = MENU_ACTION_DOWN;
200 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
202 if(controller->hold(Controller::DOWN) &&
203 menu_repeat_time != 0 && real_time > menu_repeat_time) {
204 menuaction = MENU_ACTION_DOWN;
205 menu_repeat_time = real_time + MENU_REPEAT_RATE;
208 if(controller->pressed(Controller::LEFT)) {
209 menuaction = MENU_ACTION_LEFT;
210 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
212 if(controller->hold(Controller::LEFT) &&
213 menu_repeat_time != 0 && real_time > menu_repeat_time) {
214 menuaction = MENU_ACTION_LEFT;
215 menu_repeat_time = real_time + MENU_REPEAT_RATE;
218 if(controller->pressed(Controller::RIGHT)) {
219 menuaction = MENU_ACTION_RIGHT;
220 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
222 if(controller->hold(Controller::RIGHT) &&
223 menu_repeat_time != 0 && real_time > menu_repeat_time) {
224 menuaction = MENU_ACTION_RIGHT;
225 menu_repeat_time = real_time + MENU_REPEAT_RATE;
228 if(controller->pressed(Controller::ACTION)
229 || controller->pressed(Controller::MENU_SELECT)) {
230 menuaction = MENU_ACTION_HIT;
232 if(controller->pressed(Controller::PAUSE_MENU)
233 || controller->pressed(Controller::MENU_BACK)) {
234 menuaction = MENU_ACTION_BACK;
238 if(items.size() == 0)
241 int last_active_item = active_item;
248 active_item = int(items.size())-1;
249 } while ((items[active_item]->kind == MN_HL
250 || items[active_item]->kind == MN_LABEL
251 || items[active_item]->kind == MN_INACTIVE)
252 && (active_item != last_active_item));
256 case MENU_ACTION_DOWN:
258 if(active_item < int(items.size())-1 )
262 } while ((items[active_item]->kind == MN_HL
263 || items[active_item]->kind == MN_LABEL
264 || items[active_item]->kind == MN_INACTIVE)
265 && (active_item != last_active_item));
269 case MENU_ACTION_LEFT:
270 if(items[active_item]->kind == MN_STRINGSELECT) {
271 if(items[active_item]->selected > 0)
272 items[active_item]->selected--;
274 items[active_item]->selected = items[active_item]->list.size()-1;
276 menu_action(items[active_item].get());
280 case MENU_ACTION_RIGHT:
281 if(items[active_item]->kind == MN_STRINGSELECT) {
282 if(items[active_item]->selected+1 < items[active_item]->list.size())
283 items[active_item]->selected++;
285 items[active_item]->selected = 0;
287 menu_action(items[active_item].get());
291 case MENU_ACTION_HIT: {
292 hit_item = active_item;
293 switch (items[active_item]->kind) {
295 assert(items[active_item]->target_menu != 0);
296 MenuManager::instance().push_menu(items[active_item]->target_menu);
300 items[active_item]->toggled = !items[active_item]->toggled;
301 menu_action(items[active_item].get());
304 case MN_CONTROLFIELD:
305 menu_action(items[active_item].get());
309 menu_action(items[active_item].get());
312 case MN_STRINGSELECT:
313 if(items[active_item]->selected+1 < items[active_item]->list.size())
314 items[active_item]->selected++;
316 items[active_item]->selected = 0;
318 menu_action(items[active_item].get());
323 menuaction = MENU_ACTION_DOWN;
328 MenuManager::instance().pop_menu();
337 case MENU_ACTION_REMOVE:
338 if(items[active_item]->kind == MN_TEXTFIELD
339 || items[active_item]->kind == MN_NUMFIELD)
341 if(!items[active_item]->input.empty())
343 int i = items[active_item]->input.size();
345 while(delete_character > 0) /* remove characters */
347 items[active_item]->input.resize(i-1);
354 case MENU_ACTION_INPUT:
355 if(items[active_item]->kind == MN_TEXTFIELD
356 || (items[active_item]->kind == MN_NUMFIELD
357 && mn_input_char >= '0' && mn_input_char <= '9'))
359 items[active_item]->input.push_back(mn_input_char);
363 case MENU_ACTION_BACK:
364 MenuManager::instance().pop_menu();
367 case MENU_ACTION_NONE:
370 menuaction = MENU_ACTION_NONE;
372 assert(active_item < int(items.size()));
380 int id = items[hit_item]->id;
381 // Clear event when checked out.. (we would end up in a loop when we try to leave "fake" submenu like Addons or Contrib)
390 Menu::menu_action(MenuItem* )
394 Menu::draw_item(DrawingContext& context, int index)
396 float menu_height = get_height();
397 float menu_width = get_width();
399 MenuItem& pitem = *(items[index]);
401 Color text_color = default_color;
403 float y_pos = pos.y + 24*index - menu_height/2 + 12;
404 int text_width = int(Resources::normal_font->get_text_width(pitem.text));
405 int input_width = int(Resources::normal_font->get_text_width(pitem.input) + 10);
408 float left = pos.x - menu_width/2 + 16;
409 float right = pos.x + menu_width/2 - 16;
411 if(pitem.list.size() > 0) {
412 list_width = (int) Resources::normal_font->get_text_width(pitem.list[pitem.selected]);
416 x_pos += 24 - menu_width/2 + (text_width + input_width + list_width)/2;
418 if(index == active_item)
420 text_color = active_color;
423 if(active_item == index)
425 float blink = (sinf(real_time * M_PI * 1.0f)/2.0f + 0.5f) * 0.5f + 0.25f;
426 context.draw_filled_rect(Rectf(Vector(pos.x - menu_width/2 + 10 - 2, y_pos - 12 - 2),
427 Vector(pos.x + menu_width/2 - 10 + 2, y_pos + 12 + 2)),
428 Color(1.0f, 1.0f, 1.0f, blink),
431 context.draw_filled_rect(Rectf(Vector(pos.x - menu_width/2 + 10, y_pos - 12),
432 Vector(pos.x + menu_width/2 - 10, y_pos + 12)),
433 Color(1.0f, 1.0f, 1.0f, 0.5f),
442 context.draw_text(Resources::normal_font, pitem.text,
443 Vector(pos.x, y_pos - int(Resources::normal_font->get_height()/2)),
444 ALIGN_CENTER, LAYER_GUI, inactive_color);
451 float x = pos.x - menu_width/2;
452 float y = y_pos - 12;
453 /* Draw a horizontal line with a little 3d effect */
454 context.draw_filled_rect(Vector(x, y + 6),
455 Vector(menu_width, 4),
456 Color(0.6f, 0.7f, 1.0f, 1.0f), LAYER_GUI);
457 context.draw_filled_rect(Vector(x, y + 6),
458 Vector(menu_width, 2),
459 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI);
464 context.draw_text(Resources::big_font, pitem.text,
465 Vector(pos.x, y_pos - int(Resources::big_font->get_height()/2)),
466 ALIGN_CENTER, LAYER_GUI, label_color);
471 case MN_CONTROLFIELD:
473 if(pitem.kind == MN_TEXTFIELD || pitem.kind == MN_NUMFIELD)
475 if(active_item == index)
476 context.draw_text(Resources::normal_font,
477 pitem.get_input_with_symbol(true),
478 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
479 ALIGN_RIGHT, LAYER_GUI, field_color);
481 context.draw_text(Resources::normal_font,
482 pitem.get_input_with_symbol(false),
483 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
484 ALIGN_RIGHT, LAYER_GUI, field_color);
487 context.draw_text(Resources::normal_font, pitem.input,
488 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
489 ALIGN_RIGHT, LAYER_GUI, field_color);
491 context.draw_text(Resources::normal_font, pitem.text,
492 Vector(left, y_pos - int(Resources::normal_font->get_height()/2)),
493 ALIGN_LEFT, LAYER_GUI, text_color);
496 case MN_STRINGSELECT:
498 float roff = Resources::arrow_left->get_width();
500 context.draw_text(Resources::normal_font, pitem.text,
501 Vector(left, y_pos - int(Resources::normal_font->get_height()/2)),
502 ALIGN_LEFT, LAYER_GUI, text_color);
505 context.draw_surface(Resources::arrow_left,
506 Vector(right - list_width - roff - roff, y_pos - 8),
508 context.draw_surface(Resources::arrow_right,
509 Vector(right - roff, y_pos - 8),
511 context.draw_text(Resources::normal_font, pitem.list[pitem.selected],
512 Vector(right - roff, y_pos - int(Resources::normal_font->get_height()/2)),
513 ALIGN_RIGHT, LAYER_GUI, text_color);
518 context.draw_text(Resources::Resources::normal_font, pitem.text,
519 Vector(pos.x, y_pos - int(Resources::normal_font->get_height()/2)),
520 ALIGN_CENTER, LAYER_GUI, text_color);
521 context.draw_surface(Resources::back,
522 Vector(x_pos + text_width/2 + 16, y_pos - 8),
529 context.draw_text(Resources::normal_font, pitem.text,
530 Vector(pos.x - menu_width/2 + 16, y_pos - (Resources::normal_font->get_height()/2)),
531 ALIGN_LEFT, LAYER_GUI, text_color);
534 context.draw_surface(Resources::checkbox_checked,
535 Vector(x_pos + (menu_width/2-16) - Resources::checkbox->get_width(), y_pos - 8),
538 context.draw_surface(Resources::checkbox,
539 Vector(x_pos + (menu_width/2-16) - Resources::checkbox->get_width(), y_pos - 8),
544 context.draw_text(Resources::normal_font, pitem.text,
545 Vector(pos.x, y_pos - int(Resources::normal_font->get_height()/2)),
546 ALIGN_CENTER, LAYER_GUI, text_color);
550 context.draw_text(Resources::normal_font, pitem.text,
551 Vector(pos.x, y_pos - int(Resources::normal_font->get_height()/2)),
552 ALIGN_CENTER, LAYER_GUI, text_color);
558 Menu::get_width() const
560 /* The width of the menu has to be more than the width of the text
561 with the most characters */
562 float menu_width = 0;
563 for(unsigned int i = 0; i < items.size(); ++i)
565 FontPtr font = Resources::Resources::normal_font;
566 if(items[i]->kind == MN_LABEL)
567 font = Resources::big_font;
569 float w = font->get_text_width(items[i]->text) +
570 Resources::big_font->get_text_width(items[i]->input) + 16;
571 if(items[i]->kind == MN_TOGGLE)
573 if (items[i]->kind == MN_STRINGSELECT)
574 w += font->get_text_width(items[i]->list[items[i]->selected]) + 32;
581 return menu_width + 24;
585 Menu::get_height() const
587 return items.size() * 24;
591 Menu::on_window_resize()
593 pos.x = SCREEN_WIDTH / 2;
594 pos.y = SCREEN_HEIGHT / 2;
598 Menu::draw(DrawingContext& context)
600 if (!items[active_item]->help.empty())
602 int text_width = (int) Resources::normal_font->get_text_width(items[active_item]->help);
603 int text_height = (int) Resources::normal_font->get_text_height(items[active_item]->help);
605 Rectf text_rect(pos.x - text_width/2 - 8,
606 SCREEN_HEIGHT - 48 - text_height/2 - 4,
607 pos.x + text_width/2 + 8,
608 SCREEN_HEIGHT - 48 + text_height/2 + 4);
610 context.draw_filled_rect(Rectf(text_rect.p1 - Vector(4,4),
611 text_rect.p2 + Vector(4,4)),
612 Color(0.2f, 0.3f, 0.4f, 0.8f),
616 context.draw_filled_rect(text_rect,
617 Color(0.6f, 0.7f, 0.8f, 0.5f),
621 context.draw_text(Resources::normal_font, items[active_item]->help,
622 Vector(pos.x, SCREEN_HEIGHT - 48 - text_height/2),
623 ALIGN_CENTER, LAYER_GUI);
626 for(unsigned int i = 0; i < items.size(); ++i)
628 draw_item(context, i);
633 Menu::get_item_by_id(int id)
635 for (const auto& item : items)
643 throw std::runtime_error("MenuItem not found");
647 Menu::get_item_by_id(int id) const
649 for (const auto& item : items)
657 throw std::runtime_error("MenuItem not found");
660 int Menu::get_active_item_id()
662 return items[active_item]->id;
666 Menu::is_toggled(int id) const
668 return get_item_by_id(id).toggled;
672 Menu::set_toggled(int id, bool toggled)
674 get_item_by_id(id).toggled = toggled;
677 /* Check for menu event */
679 Menu::event(const SDL_Event& event)
682 case SDL_MOUSEBUTTONDOWN:
683 if(event.button.button == SDL_BUTTON_LEFT)
685 Vector mouse_pos = Renderer::instance()->to_logical(event.motion.x, event.motion.y);
686 int x = int(mouse_pos.x);
687 int y = int(mouse_pos.y);
689 if(x > pos.x - get_width()/2 &&
690 x < pos.x + get_width()/2 &&
691 y > pos.y - get_height()/2 &&
692 y < pos.y + get_height()/2)
694 menuaction = MENU_ACTION_HIT;
699 case SDL_MOUSEMOTION:
701 Vector mouse_pos = Renderer::instance()->to_logical(event.motion.x, event.motion.y);
702 float x = mouse_pos.x;
703 float y = mouse_pos.y;
705 if(x > pos.x - get_width()/2 &&
706 x < pos.x + get_width()/2 &&
707 y > pos.y - get_height()/2 &&
708 y < pos.y + get_height()/2)
711 = static_cast<int> ((y - (pos.y - get_height()/2)) / 24);
713 /* only change the mouse focus to a selectable item */
714 if ((items[new_active_item]->kind != MN_HL)
715 && (items[new_active_item]->kind != MN_LABEL)
716 && (items[new_active_item]->kind != MN_INACTIVE))
717 active_item = new_active_item;
719 if(MouseCursor::current())
720 MouseCursor::current()->set_state(MC_LINK);
724 if(MouseCursor::current())
725 MouseCursor::current()->set_state(MC_NORMAL);
736 Menu::set_active_item(int id)
738 for(size_t i = 0; i < items.size(); ++i) {
739 if(items[i]->id == id) {