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"
21 #include "control/joystickkeyboardcontroller.hpp"
22 #include "gui/menu_item.hpp"
23 #include "gui/menu_manager.hpp"
24 #include "gui/mousecursor.hpp"
25 #include "supertux/globals.hpp"
26 #include "supertux/mainloop.hpp"
27 #include "supertux/resources.hpp"
28 #include "supertux/timer.hpp"
29 #include "util/gettext.hpp"
30 #include "video/drawing_context.hpp"
31 #include "video/font.hpp"
33 static const float MENU_REPEAT_INITIAL = 0.4f;
34 static const float MENU_REPEAT_RATE = 0.1f;
36 extern SDL_Surface* g_screen;
58 MenuManager::all_menus.push_back(this);
61 menuaction = MENU_ACTION_NONE;
65 pos_x = SCREEN_WIDTH/2;
66 pos_y = SCREEN_HEIGHT/2;
70 effect_progress = 0.0f;
71 effect_start_time = 0.0f;
73 checkbox.reset(new Surface("images/engine/menu/checkbox-unchecked.png"));
74 checkbox_checked.reset(new Surface("images/engine/menu/checkbox-checked.png"));
75 back.reset(new Surface("images/engine/menu/arrow-back.png"));
76 arrow_left.reset(new Surface("images/engine/menu/arrow-left.png"));
77 arrow_right.reset(new Surface("images/engine/menu/arrow-right.png"));
82 MenuManager::all_menus.remove(this);
84 for(std::vector<MenuItem*>::iterator i = items.begin();
85 i != items.end(); ++i)
90 if (MenuManager::current_ == this)
91 MenuManager::current_ = NULL;
93 if (MenuManager::previous == this)
94 MenuManager::previous = NULL;
98 Menu::set_pos(float x, float y, float rw, float rh)
100 pos_x = x + get_width() * rw;
101 pos_y = y + get_height() * rh;
104 /* Add an item to a menu */
106 Menu::additem(MenuItem* item)
108 items.push_back(item);
110 /* If a new menu is being built, the active item shouldn't be set to
111 * something that isn't selectable. Set the active_item to the first
112 * selectable item added.
114 if (active_item == -1
115 && item->kind != MN_HL
116 && item->kind != MN_LABEL
117 && item->kind != MN_INACTIVE) {
118 active_item = items.size() - 1;
125 MenuItem* item = new MenuItem(MN_HL);
131 Menu::add_label(const std::string& text)
133 MenuItem* item = new MenuItem(MN_LABEL);
140 Menu::add_controlfield(int id, const std::string& text,
141 const std::string& mapping)
143 MenuItem* item = new MenuItem(MN_CONTROLFIELD, id);
144 item->change_text(text);
145 item->change_input(mapping);
151 Menu::add_entry(int id, const std::string& text)
153 MenuItem* item = new MenuItem(MN_ACTION, id);
160 Menu::add_inactive(int id, const std::string& text)
162 MenuItem* item = new MenuItem(MN_INACTIVE, id);
169 Menu::add_toggle(int id, const std::string& text, bool toogled)
171 MenuItem* item = new MenuItem(MN_TOGGLE, id);
173 item->toggled = toogled;
179 Menu::add_string_select(int id, const std::string& text)
181 MenuItem* item = new MenuItem(MN_STRINGSELECT, id);
188 Menu::add_back(const std::string& text)
190 MenuItem* item = new MenuItem(MN_BACK);
197 Menu::add_submenu(const std::string& text, Menu* submenu, int id)
199 MenuItem* item = new MenuItem(MN_GOTO, id);
201 item->target_menu = submenu;
209 for(std::vector<MenuItem*>::iterator i = items.begin();
210 i != items.end(); ++i) {
217 /* Process actions done on the menu */
221 int menu_height = (int) get_height();
222 if (menu_height > SCREEN_HEIGHT)
224 int scroll_offset = (menu_height - SCREEN_HEIGHT) / 2 + 32;
225 pos_y = SCREEN_HEIGHT/2 - scroll_offset * ((float(active_item) / (items.size()-1)) - 0.5f) * 2.0f;
228 effect_progress = (real_time - effect_start_time) * 6.0f;
230 if(effect_progress >= 1.0f) {
231 effect_progress = 1.0f;
234 MenuManager::current_ = 0;
238 else if (effect_progress <= 0.0f) {
239 effect_progress = 0.0f;
242 /** check main input controller... */
243 if(g_main_controller->pressed(Controller::UP)) {
244 menuaction = MENU_ACTION_UP;
245 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
247 if(g_main_controller->hold(Controller::UP) &&
248 menu_repeat_time != 0 && real_time > menu_repeat_time) {
249 menuaction = MENU_ACTION_UP;
250 menu_repeat_time = real_time + MENU_REPEAT_RATE;
253 if(g_main_controller->pressed(Controller::DOWN)) {
254 menuaction = MENU_ACTION_DOWN;
255 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
257 if(g_main_controller->hold(Controller::DOWN) &&
258 menu_repeat_time != 0 && real_time > menu_repeat_time) {
259 menuaction = MENU_ACTION_DOWN;
260 menu_repeat_time = real_time + MENU_REPEAT_RATE;
263 if(g_main_controller->pressed(Controller::LEFT)) {
264 menuaction = MENU_ACTION_LEFT;
265 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
267 if(g_main_controller->hold(Controller::LEFT) &&
268 menu_repeat_time != 0 && real_time > menu_repeat_time) {
269 menuaction = MENU_ACTION_LEFT;
270 menu_repeat_time = real_time + MENU_REPEAT_RATE;
273 if(g_main_controller->pressed(Controller::RIGHT)) {
274 menuaction = MENU_ACTION_RIGHT;
275 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
277 if(g_main_controller->hold(Controller::RIGHT) &&
278 menu_repeat_time != 0 && real_time > menu_repeat_time) {
279 menuaction = MENU_ACTION_RIGHT;
280 menu_repeat_time = real_time + MENU_REPEAT_RATE;
283 if(g_main_controller->pressed(Controller::ACTION)
284 || g_main_controller->pressed(Controller::MENU_SELECT)) {
285 menuaction = MENU_ACTION_HIT;
287 if(g_main_controller->pressed(Controller::PAUSE_MENU)) {
288 menuaction = MENU_ACTION_BACK;
292 if(items.size() == 0)
295 int last_active_item = active_item;
302 active_item = int(items.size())-1;
303 } while ((items[active_item]->kind == MN_HL
304 || items[active_item]->kind == MN_LABEL
305 || items[active_item]->kind == MN_INACTIVE)
306 && (active_item != last_active_item));
310 case MENU_ACTION_DOWN:
312 if(active_item < int(items.size())-1 )
316 } while ((items[active_item]->kind == MN_HL
317 || items[active_item]->kind == MN_LABEL
318 || items[active_item]->kind == MN_INACTIVE)
319 && (active_item != last_active_item));
323 case MENU_ACTION_LEFT:
324 if(items[active_item]->kind == MN_STRINGSELECT) {
325 if(items[active_item]->selected > 0)
326 items[active_item]->selected--;
328 items[active_item]->selected = items[active_item]->list.size()-1;
330 menu_action(items[active_item]);
334 case MENU_ACTION_RIGHT:
335 if(items[active_item]->kind == MN_STRINGSELECT) {
336 if(items[active_item]->selected+1 < items[active_item]->list.size())
337 items[active_item]->selected++;
339 items[active_item]->selected = 0;
341 menu_action(items[active_item]);
345 case MENU_ACTION_HIT: {
346 hit_item = active_item;
347 switch (items[active_item]->kind) {
349 assert(items[active_item]->target_menu != 0);
350 MenuManager::push_current(items[active_item]->target_menu);
354 items[active_item]->toggled = !items[active_item]->toggled;
355 menu_action(items[active_item]);
358 case MN_CONTROLFIELD:
359 menu_action(items[active_item]);
363 menu_action(items[active_item]);
366 case MN_STRINGSELECT:
367 if(items[active_item]->selected+1 < items[active_item]->list.size())
368 items[active_item]->selected++;
370 items[active_item]->selected = 0;
372 menu_action(items[active_item]);
377 menuaction = MENU_ACTION_DOWN;
382 MenuManager::pop_current();
390 case MENU_ACTION_REMOVE:
391 if(items[active_item]->kind == MN_TEXTFIELD
392 || items[active_item]->kind == MN_NUMFIELD)
394 if(!items[active_item]->input.empty())
396 int i = items[active_item]->input.size();
398 while(delete_character > 0) /* remove characters */
400 items[active_item]->input.resize(i-1);
407 case MENU_ACTION_INPUT:
408 if(items[active_item]->kind == MN_TEXTFIELD
409 || (items[active_item]->kind == MN_NUMFIELD
410 && mn_input_char >= '0' && mn_input_char <= '9'))
412 items[active_item]->input.push_back(mn_input_char);
416 case MENU_ACTION_BACK:
417 MenuManager::pop_current();
420 case MENU_ACTION_NONE:
423 menuaction = MENU_ACTION_NONE;
425 assert(active_item < int(items.size()));
433 int id = items[hit_item]->id;
434 // Clear event when checked out.. (we would end up in a loop when we try to leave "fake" submenu like Addons or Contrib)
443 Menu::menu_action(MenuItem* )
447 Menu::draw_item(DrawingContext& context, int index)
449 float menu_height = get_height();
450 float menu_width = get_width();
452 MenuItem& pitem = *(items[index]);
454 Color text_color = default_color;
456 float y_pos = pos_y + 24*index - menu_height/2 + 12;
458 int text_width = int(Resources::normal_font->get_text_width(pitem.text));
459 int input_width = int(Resources::normal_font->get_text_width(pitem.input) + 10);
462 float left = pos_x - menu_width/2 + 16;
463 float right = pos_x + menu_width/2 - 16;
465 if(pitem.list.size() > 0) {
466 list_width = (int) Resources::normal_font->get_text_width(pitem.list[pitem.selected]);
470 x_pos += 24 - menu_width/2 + (text_width + input_width + list_width)/2;
472 if(index == active_item)
475 text_color = active_color;
478 if(active_item == index)
480 float blink = (sinf(real_time * M_PI * 1.0f)/2.0f + 0.5f) * 0.5f + 0.25f;
481 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2 + 10 - 2, y_pos - 12 - 2),
482 Vector(pos_x + menu_width/2 - 10 + 2, y_pos + 12 + 2)),
483 Color(1.0f, 1.0f, 1.0f, blink),
486 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2 + 10, y_pos - 12),
487 Vector(pos_x + menu_width/2 - 10, y_pos + 12)),
488 Color(1.0f, 1.0f, 1.0f, 0.5f),
497 context.draw_text(Resources::normal_font, pitem.text,
498 Vector(pos_x, y_pos - int(Resources::normal_font->get_height()/2)),
499 ALIGN_CENTER, LAYER_GUI, inactive_color);
506 float x = pos_x - menu_width/2;
507 float y = y_pos - 12;
508 /* Draw a horizontal line with a little 3d effect */
509 context.draw_filled_rect(Vector(x, y + 6),
510 Vector(menu_width, 4),
511 Color(0.6f, 0.7f, 1.0f, 1.0f), LAYER_GUI);
512 context.draw_filled_rect(Vector(x, y + 6),
513 Vector(menu_width, 2),
514 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI);
519 context.draw_text(Resources::big_font, pitem.text,
520 Vector(pos_x, y_pos - int(Resources::big_font->get_height()/2)),
521 ALIGN_CENTER, LAYER_GUI, label_color);
526 case MN_CONTROLFIELD:
528 if(pitem.kind == MN_TEXTFIELD || pitem.kind == MN_NUMFIELD)
530 if(active_item == index)
531 context.draw_text(Resources::normal_font,
532 pitem.get_input_with_symbol(true),
533 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
534 ALIGN_RIGHT, LAYER_GUI, field_color);
536 context.draw_text(Resources::normal_font,
537 pitem.get_input_with_symbol(false),
538 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
539 ALIGN_RIGHT, LAYER_GUI, field_color);
542 context.draw_text(Resources::normal_font, pitem.input,
543 Vector(right, y_pos - int(Resources::normal_font->get_height()/2)),
544 ALIGN_RIGHT, LAYER_GUI, field_color);
546 context.draw_text(Resources::normal_font, pitem.text,
547 Vector(left, y_pos - int(Resources::normal_font->get_height()/2)),
548 ALIGN_LEFT, LAYER_GUI, text_color);
551 case MN_STRINGSELECT:
553 float roff = arrow_left->get_width();
555 context.draw_text(Resources::normal_font, pitem.text,
556 Vector(left, y_pos - int(Resources::normal_font->get_height()/2)),
557 ALIGN_LEFT, LAYER_GUI, text_color);
560 context.draw_surface(arrow_left.get(),
561 Vector(right - list_width - roff - roff, y_pos - 8),
563 context.draw_surface(arrow_right.get(),
564 Vector(right - roff, y_pos - 8),
566 context.draw_text(Resources::normal_font, pitem.list[pitem.selected],
567 Vector(right - roff, y_pos - int(Resources::normal_font->get_height()/2)),
568 ALIGN_RIGHT, LAYER_GUI, text_color);
573 context.draw_text(Resources::Resources::normal_font, pitem.text,
574 Vector(pos_x, y_pos - int(Resources::normal_font->get_height()/2)),
575 ALIGN_CENTER, LAYER_GUI, text_color);
576 context.draw_surface(back.get(),
577 Vector(x_pos + text_width/2 + 16, y_pos - 8),
584 context.draw_text(Resources::normal_font, pitem.text,
585 Vector(pos_x - menu_width/2 + 16, y_pos - (Resources::normal_font->get_height()/2)),
586 ALIGN_LEFT, LAYER_GUI, text_color);
589 context.draw_surface(checkbox_checked.get(),
590 Vector(x_pos + (menu_width/2-16) - checkbox->get_width(), y_pos - 8),
593 context.draw_surface(checkbox.get(),
594 Vector(x_pos + (menu_width/2-16) - checkbox->get_width(), y_pos - 8),
599 context.draw_text(Resources::normal_font, pitem.text,
600 Vector(pos_x, y_pos - int(Resources::normal_font->get_height()/2)),
601 ALIGN_CENTER, LAYER_GUI, text_color);
605 context.draw_text(Resources::normal_font, pitem.text,
606 Vector(pos_x, y_pos - int(Resources::normal_font->get_height()/2)),
607 ALIGN_CENTER, LAYER_GUI, text_color);
613 Menu::get_width() const
615 /* The width of the menu has to be more than the width of the text
616 with the most characters */
617 float menu_width = 0;
618 for(unsigned int i = 0; i < items.size(); ++i)
620 Font* font = Resources::Resources::normal_font;
621 if(items[i]->kind == MN_LABEL)
622 font = Resources::big_font;
624 float w = font->get_text_width(items[i]->text) +
625 Resources::big_font->get_text_width(items[i]->input) + 16;
626 if(items[i]->kind == MN_TOGGLE)
633 return menu_width + 24;
637 Menu::get_height() const
639 return items.size() * 24;
642 /* Draw the current menu. */
644 Menu::draw(DrawingContext& context)
646 if(MouseCursor::current()) {
647 MouseCursor::current()->draw(context);
650 float menu_width = get_width();
651 float menu_height = get_height();
653 if (effect_progress != 1.0f)
657 menu_width = (MenuManager::current_->get_width() * (1.0f - effect_progress));
658 menu_height = (MenuManager::current_->get_height() * (1.0f - effect_progress));
660 else if (MenuManager::previous)
662 menu_width = (menu_width * effect_progress) + (MenuManager::previous->get_width() * (1.0f - effect_progress));
663 menu_height = (menu_height * effect_progress) + (MenuManager::previous->get_height() * (1.0f - effect_progress));
664 //std::cout << effect_progress << " " << this << " " << last_menus.back() << std::endl;
668 menu_width *= effect_progress;
669 menu_height *= effect_progress;
673 /* Draw a transparent background */
674 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2-4, pos_y - menu_height/2 - 10-4),
675 Vector(pos_x + menu_width/2+4, pos_y - menu_height/2 + 10 + menu_height+4)),
676 Color(0.2f, 0.3f, 0.4f, 0.8f),
680 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2, pos_y - menu_height/2 - 10),
681 Vector(pos_x + menu_width/2, pos_y - menu_height/2 + 10 + menu_height)),
682 Color(0.6f, 0.7f, 0.8f, 0.5f),
686 if (!items[active_item]->help.empty())
688 int text_width = (int) Resources::normal_font->get_text_width(items[active_item]->help);
689 int text_height = (int) Resources::normal_font->get_text_height(items[active_item]->help);
691 Rect text_rect(pos_x - text_width/2 - 8,
692 SCREEN_HEIGHT - 48 - text_height/2 - 4,
693 pos_x + text_width/2 + 8,
694 SCREEN_HEIGHT - 48 + text_height/2 + 4);
696 context.draw_filled_rect(Rect(text_rect.p1 - Vector(4,4),
697 text_rect.p2 + Vector(4,4)),
698 Color(0.2f, 0.3f, 0.4f, 0.8f),
702 context.draw_filled_rect(text_rect,
703 Color(0.6f, 0.7f, 0.8f, 0.5f),
707 context.draw_text(Resources::normal_font, items[active_item]->help,
708 Vector(pos_x, SCREEN_HEIGHT - 48 - text_height/2),
709 ALIGN_CENTER, LAYER_GUI);
712 if (effect_progress == 1.0f)
713 for(unsigned int i = 0; i < items.size(); ++i)
715 draw_item(context, i);
720 Menu::get_item_by_id(int id)
722 for(std::vector<MenuItem*>::iterator i = items.begin();
723 i != items.end(); ++i) {
724 MenuItem& item = **i;
730 throw std::runtime_error("MenuItem not found");
734 Menu::get_item_by_id(int id) const
736 for(std::vector<MenuItem*>::const_iterator i = items.begin();
737 i != items.end(); ++i) {
738 const MenuItem& item = **i;
744 throw std::runtime_error("MenuItem not found");
747 int Menu::get_active_item_id()
749 return items[active_item]->id;
753 Menu::is_toggled(int id) const
755 return get_item_by_id(id).toggled;
759 Menu::set_toggled(int id, bool toggled)
761 get_item_by_id(id).toggled = toggled;
765 Menu::get_parent() const
767 if (MenuManager::last_menus.empty())
770 return MenuManager::last_menus.back();
773 /* Check for menu event */
775 Menu::event(const SDL_Event& event)
777 if(effect_progress != 1.0f)
781 case SDL_MOUSEBUTTONDOWN:
783 int x = int(event.motion.x * float(SCREEN_WIDTH)/g_screen->w);
784 int y = int(event.motion.y * float(SCREEN_HEIGHT)/g_screen->h);
786 if(x > pos_x - get_width()/2 &&
787 x < pos_x + get_width()/2 &&
788 y > pos_y - get_height()/2 &&
789 y < pos_y + get_height()/2)
791 menuaction = MENU_ACTION_HIT;
796 case SDL_MOUSEMOTION:
798 float x = event.motion.x * SCREEN_WIDTH/g_screen->w;
799 float y = event.motion.y * SCREEN_HEIGHT/g_screen->h;
801 if(x > pos_x - get_width()/2 &&
802 x < pos_x + get_width()/2 &&
803 y > pos_y - get_height()/2 &&
804 y < pos_y + get_height()/2)
807 = static_cast<int> ((y - (pos_y - get_height()/2)) / 24);
809 /* only change the mouse focus to a selectable item */
810 if ((items[new_active_item]->kind != MN_HL)
811 && (items[new_active_item]->kind != MN_LABEL)
812 && (items[new_active_item]->kind != MN_INACTIVE))
813 active_item = new_active_item;
815 if(MouseCursor::current())
816 MouseCursor::current()->set_state(MC_LINK);
820 if(MouseCursor::current())
821 MouseCursor::current()->set_state(MC_NORMAL);
832 Menu::set_active_item(int id)
834 for(size_t i = 0; i < items.size(); ++i) {
835 MenuItem* item = items[i];