4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include <sys/types.h>
35 #include "mainloop.hpp"
36 #include "video/drawing_context.hpp"
37 #include "gettext.hpp"
38 #include "math/vector.hpp"
40 #include "resources.hpp"
42 #include "control/joystickkeyboardcontroller.hpp"
44 static const float MENU_REPEAT_INITIAL = 0.4f;
45 static const float MENU_REPEAT_RATE = 0.2f;
46 static const float FLICK_CURSOR_TIME = 0.5f;
48 extern SDL_Surface* screen;
50 std::vector<Menu*> Menu::last_menus;
51 Menu* Menu::current_ = 0;
52 Menu* Menu::previous = 0;
53 Font* Menu::default_font;
54 Font* Menu::active_font;
55 Font* Menu::deactive_font;
56 Font* Menu::label_font;
57 Font* Menu::field_font;
59 /* just displays a Yes/No text that can be used to confirm stuff */
60 bool confirm_dialog(Surface *background, std::string text)
62 //Surface* cap_screen = Surface::CaptureScreen();
63 Menu* dialog = new Menu;
64 dialog->add_deactive(-1, text);
66 dialog->add_entry(true, _("Yes"));
67 dialog->add_entry(false, _("No"));
70 Menu::set_current(dialog);
72 DrawingContext context;
74 // TODO make this a screen and not another mainloop...
78 while (SDL_PollEvent(&event)) {
79 if(event.type == SDL_QUIT)
81 main_controller->process_event(event);
85 if(background == NULL)
86 context.draw_gradient(Color(0.8f, 0.95f, 0.85f), Color(0.8f, 0.8f, 0.8f),
89 context.draw_surface(background, Vector(0,0), LAYER_BACKGROUND0);
91 dialog->draw(context);
94 switch (dialog->check())
104 Menu::set_current(0);
112 mouse_cursor->draw(context);
113 context.do_drawing();
121 Menu::push_current(Menu* pmenu)
126 last_menus.push_back(current_);
129 current_->effect_start_time = real_time;
130 current_->effect_progress = 0.0f;
138 if (last_menus.size() >= 1) {
139 current_ = last_menus.back();
140 current_->effect_start_time = real_time;
141 current_->effect_progress = 0.0f;
142 last_menus.pop_back();
149 Menu::set_current(Menu* menu)
157 menu->effect_start_time = real_time;
158 menu->effect_progress = 0.0f;
161 // just to be sure...
162 main_controller->reset();
165 MenuItem::MenuItem(MenuItemKind _kind, int _id)
166 : kind(_kind) , id(_id)
174 MenuItem::change_text(const std::string& text_)
180 MenuItem::change_input(const std::string& text_)
185 std::string MenuItem::get_input_with_symbol(bool active_item)
188 input_flickering = true;
190 input_flickering = ((int) (real_time / FLICK_CURSOR_TIME)) % 2;
195 snprintf(str, sizeof(str), "%s ",input.c_str());
197 snprintf(str, sizeof(str), "%s_",input.c_str());
199 std::string string = str;
206 for(std::vector<MenuItem*>::iterator i = items.begin();
207 i != items.end(); ++i)
213 if (previous == this)
220 menuaction = MENU_ACTION_NONE;
221 delete_character = 0;
222 mn_input_char = '\0';
224 pos_x = SCREEN_WIDTH/2;
225 pos_y = SCREEN_HEIGHT/2;
229 effect_progress = 0.0f;
230 effect_start_time = 0.0f;
232 checkbox.reset(new Surface("images/engine/menu/checkbox-unchecked.png"));
233 checkbox_checked.reset(new Surface("images/engine/menu/checkbox-checked.png"));
234 back.reset(new Surface("images/engine/menu/arrow-back.png"));
235 arrow_left.reset(new Surface("images/engine/menu/arrow-left.png"));
236 arrow_right.reset(new Surface("images/engine/menu/arrow-right.png"));
240 Menu::set_pos(float x, float y, float rw, float rh)
242 pos_x = x + get_width() * rw;
243 pos_y = y + get_height() * rh;
246 /* Add an item to a menu */
248 Menu::additem(MenuItem* item)
250 items.push_back(item);
252 /* If a new menu is being built, the active item shouldn't be set to
253 * something that isnt selectable. Set the active_item to the first
254 * selectable item added
256 if (active_item == -1
257 && item->kind != MN_HL
258 && item->kind != MN_LABEL
259 && item->kind != MN_DEACTIVE) {
260 active_item = items.size() - 1;
267 additem(new MenuItem(MN_HL));
271 Menu::add_label(const std::string& text)
273 MenuItem* item = new MenuItem(MN_LABEL);
279 Menu::add_controlfield(int id, const std::string& text,
280 const std::string& mapping)
282 MenuItem* item = new MenuItem(MN_CONTROLFIELD, id);
283 item->change_text(text);
284 item->change_input(mapping);
289 Menu::add_entry(int id, const std::string& text)
291 MenuItem* item = new MenuItem(MN_ACTION, id);
297 Menu::add_deactive(int id, const std::string& text)
299 MenuItem* item = new MenuItem(MN_DEACTIVE, id);
305 Menu::add_toggle(int id, const std::string& text, bool toogled)
307 MenuItem* item = new MenuItem(MN_TOGGLE, id);
309 item->toggled = toogled;
314 Menu::add_back(const std::string& text)
316 MenuItem* item = new MenuItem(MN_BACK);
322 Menu::add_submenu(const std::string& text, Menu* submenu, int id)
324 MenuItem* item = new MenuItem(MN_GOTO, id);
326 item->target_menu = submenu;
333 for(std::vector<MenuItem*>::iterator i = items.begin();
334 i != items.end(); ++i) {
341 /* Process actions done on the menu */
345 effect_progress = (real_time - effect_start_time) * 6.0f;
347 if(effect_progress >= 1.0f) {
348 effect_progress = 1.0f;
349 } else if (effect_progress <= 0.0f) {
350 effect_progress = 0.0f;
353 /** check main input controller... */
354 if(main_controller->pressed(Controller::UP)) {
355 menuaction = MENU_ACTION_UP;
356 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
358 if(main_controller->hold(Controller::UP) &&
359 menu_repeat_time != 0 && real_time > menu_repeat_time) {
360 menuaction = MENU_ACTION_UP;
361 menu_repeat_time = real_time + MENU_REPEAT_RATE;
363 if(main_controller->pressed(Controller::DOWN)) {
364 menuaction = MENU_ACTION_DOWN;
365 menu_repeat_time = real_time + MENU_REPEAT_INITIAL;
367 if(main_controller->hold(Controller::DOWN) &&
368 menu_repeat_time != 0 && real_time > menu_repeat_time) {
369 menuaction = MENU_ACTION_DOWN;
370 menu_repeat_time = real_time + MENU_REPEAT_RATE;
372 if(main_controller->pressed(Controller::ACTION)
373 || main_controller->pressed(Controller::MENU_SELECT)) {
374 menuaction = MENU_ACTION_HIT;
376 if(main_controller->pressed(Controller::PAUSE_MENU)) {
377 menuaction = MENU_ACTION_BACK;
381 if(items.size() == 0)
384 int last_active_item = active_item;
391 active_item = int(items.size())-1;
392 } while ((items[active_item]->kind == MN_HL
393 || items[active_item]->kind == MN_LABEL
394 || items[active_item]->kind == MN_DEACTIVE)
395 && (active_item != last_active_item));
399 case MENU_ACTION_DOWN:
401 if(active_item < int(items.size())-1 )
405 } while ((items[active_item]->kind == MN_HL
406 || items[active_item]->kind == MN_LABEL
407 || items[active_item]->kind == MN_DEACTIVE)
408 && (active_item != last_active_item));
412 case MENU_ACTION_LEFT:
413 if(items[active_item]->kind == MN_STRINGSELECT) {
414 if(items[active_item]->selected > 0)
415 items[active_item]->selected--;
417 items[active_item]->selected = items[active_item]->list.size()-1;
421 case MENU_ACTION_RIGHT:
422 if(items[active_item]->kind == MN_STRINGSELECT) {
423 if(items[active_item]->selected+1 < items[active_item]->list.size())
424 items[active_item]->selected++;
426 items[active_item]->selected = 0;
430 case MENU_ACTION_HIT: {
431 hit_item = active_item;
432 switch (items[active_item]->kind) {
434 assert(items[active_item]->target_menu != 0);
435 Menu::push_current(items[active_item]->target_menu);
439 items[active_item]->toggled = !items[active_item]->toggled;
440 menu_action(items[active_item]);
443 case MN_CONTROLFIELD:
444 menu_action(items[active_item]);
448 menu_action(items[active_item]);
453 menuaction = MENU_ACTION_DOWN;
466 case MENU_ACTION_REMOVE:
467 if(items[active_item]->kind == MN_TEXTFIELD
468 || items[active_item]->kind == MN_NUMFIELD)
470 if(!items[active_item]->input.empty())
472 int i = items[active_item]->input.size();
474 while(delete_character > 0) /* remove charactes */
476 items[active_item]->input.resize(i-1);
483 case MENU_ACTION_INPUT:
484 if(items[active_item]->kind == MN_TEXTFIELD
485 || (items[active_item]->kind == MN_NUMFIELD
486 && mn_input_char >= '0' && mn_input_char <= '9'))
488 items[active_item]->input.push_back(mn_input_char);
492 case MENU_ACTION_BACK:
496 case MENU_ACTION_NONE:
499 menuaction = MENU_ACTION_NONE;
501 assert(active_item < int(items.size()));
508 return items[hit_item]->id;
514 Menu::menu_action(MenuItem* )
518 Menu::draw_item(DrawingContext& context, int index)
520 float menu_height = get_height();
521 float menu_width = get_width();
523 MenuItem& pitem = *(items[index]);
525 Font* text_font = default_font;
527 float y_pos = pos_y + 24*index - menu_height/2 + 12;
529 int text_width = int(text_font->get_text_width(pitem.text));
530 int input_width = int(text_font->get_text_width(pitem.input) + 10);
532 if(pitem.list.size() > 0) {
533 list_width = (int) text_font->get_text_width(pitem.list[pitem.selected]);
537 x_pos += 24 - menu_width/2 + (text_width + input_width + list_width)/2;
539 if(index == active_item)
542 text_font = active_font;
545 if(active_item == index)
547 float blink = (sinf(real_time * M_PI * 1.0f)/2.0f + 0.5f) * 0.5f + 0.25f;
548 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2 + 10 - 2, y_pos - 12 - 2),
549 Vector(pos_x + menu_width/2 - 10 + 2, y_pos + 12 + 2)),
550 Color(1.0f, 1.0f, 1.0f, blink),
553 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2 + 10, y_pos - 12),
554 Vector(pos_x + menu_width/2 - 10, y_pos + 12)),
555 Color(1.0f, 1.0f, 1.0f, 0.5f),
564 context.draw_text(deactive_font, pitem.text,
565 Vector(pos_x, y_pos - int(deactive_font->get_height()/2)),
566 ALIGN_CENTER, LAYER_GUI);
573 float x = pos_x - menu_width/2;
574 float y = y_pos - 12;
575 /* Draw a horizontal line with a little 3d effect */
576 context.draw_filled_rect(Vector(x, y + 6),
577 Vector(menu_width, 4),
578 Color(0.6f, 0.7f, 1.0f, 1.0f), LAYER_GUI);
579 context.draw_filled_rect(Vector(x, y + 6),
580 Vector(menu_width, 2),
581 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI);
586 context.draw_text(label_font, pitem.text,
587 Vector(pos_x, y_pos - int(label_font->get_height()/2)),
588 ALIGN_CENTER, LAYER_GUI);
593 case MN_CONTROLFIELD:
595 float left = pos_x - menu_width/2 + 16;
596 float right = pos_x + menu_width/2 - 16;
598 if(pitem.kind == MN_TEXTFIELD || pitem.kind == MN_NUMFIELD)
600 if(active_item == index)
601 context.draw_text(field_font,
602 pitem.get_input_with_symbol(true),
603 Vector(right, y_pos - int(field_font->get_height()/2)),
604 ALIGN_RIGHT, LAYER_GUI);
606 context.draw_text(field_font,
607 pitem.get_input_with_symbol(false),
608 Vector(right, y_pos - int(field_font->get_height()/2)),
609 ALIGN_RIGHT, LAYER_GUI);
612 context.draw_text(field_font, pitem.input,
613 Vector(right, y_pos - int(field_font->get_height()/2)),
614 ALIGN_RIGHT, LAYER_GUI);
616 context.draw_text(text_font, pitem.text,
617 Vector(left, y_pos - int(text_font->get_height()/2)),
618 ALIGN_LEFT, LAYER_GUI);
621 case MN_STRINGSELECT:
623 int list_pos_2 = list_width + 16;
624 int list_pos = list_width/2;
625 int text_pos = (text_width + 16)/2;
628 context.draw_surface(arrow_left.get(),
629 Vector(x_pos - list_pos + text_pos - 17, y_pos - 8),
631 context.draw_surface(arrow_right.get(),
632 Vector(x_pos - list_pos + text_pos - 1 + list_pos_2, y_pos - 8),
635 /* Draw input background */
636 context.draw_filled_rect(
637 Vector(x_pos - list_pos + text_pos - 1, y_pos - 10),
638 Vector(list_pos_2 + 2, 20),
639 Color(1.0f, 1.0f, 1.0f, 1.0f), LAYER_GUI - 4);
640 context.draw_filled_rect(
641 Vector(x_pos - list_pos + text_pos, y_pos - 9),
642 Vector(list_pos_2, 18),
643 Color(0, 0, 0, 0.5f), LAYER_GUI - 5);
645 context.draw_text(text_font, pitem.list[pitem.selected],
646 Vector(pos_x + text_pos, y_pos - int(text_font->get_height()/2)),
647 ALIGN_CENTER, LAYER_GUI);
648 context.draw_text(text_font, pitem.text,
649 Vector(pos_x + list_pos_2/2, y_pos - int(text_font->get_height()/2)),
650 ALIGN_CENTER, LAYER_GUI);
655 context.draw_text(text_font, pitem.text,
656 Vector(pos_x, y_pos - int(text_font->get_height()/2)),
657 ALIGN_CENTER, LAYER_GUI);
658 context.draw_surface(back.get(),
659 Vector(x_pos + text_width/2 + 16, y_pos - 8),
666 context.draw_text(text_font, pitem.text,
667 Vector(pos_x - menu_width/2 + 16, y_pos - (text_font->get_height()/2)),
668 ALIGN_LEFT, LAYER_GUI);
671 context.draw_surface(checkbox_checked.get(),
672 Vector(x_pos + (menu_width/2-16) - checkbox->get_width(), y_pos - 8),
675 context.draw_surface(checkbox.get(),
676 Vector(x_pos + (menu_width/2-16) - checkbox->get_width(), y_pos - 8),
681 context.draw_text(text_font, pitem.text,
682 Vector(pos_x, y_pos - int(text_font->get_height()/2)),
683 ALIGN_CENTER, LAYER_GUI);
687 context.draw_text(text_font, pitem.text,
688 Vector(pos_x, y_pos - int(text_font->get_height()/2)),
689 ALIGN_CENTER, LAYER_GUI);
695 Menu::get_width() const
697 /* The width of the menu has to be more than the width of the text
698 with the most characters */
699 float menu_width = 0;
700 for(unsigned int i = 0; i < items.size(); ++i)
702 Font* font = default_font;
703 if(items[i]->kind == MN_LABEL)
706 float w = font->get_text_width(items[i]->text) +
707 label_font->get_text_width(items[i]->input) + 16;
708 if(items[i]->kind == MN_TOGGLE)
715 return menu_width + 24;
719 Menu::get_height() const
721 return items.size() * 24;
724 /* Draw the current menu. */
726 Menu::draw(DrawingContext& context)
728 if(MouseCursor::current()) {
729 MouseCursor::current()->draw(context);
732 float menu_width = get_width();
733 float menu_height = get_height();
735 if (effect_progress != 1.0f)
739 menu_width = (menu_width * effect_progress) + (Menu::previous->get_width() * (1.0f - effect_progress));
740 menu_height = (menu_height * effect_progress) + (Menu::previous->get_height() * (1.0f - effect_progress));
741 //std::cout << effect_progress << " " << this << " " << last_menus.back() << std::endl;
745 menu_width *= effect_progress;
746 menu_height *= effect_progress;
750 /* Draw a transparent background */
751 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2-4, pos_y - menu_height/2 - 10-4),
752 Vector(pos_x + menu_width/2+4, pos_y - menu_height/2 + 10 + menu_height+4)),
753 Color(0.2f, 0.3f, 0.4f, 0.8f),
757 context.draw_filled_rect(Rect(Vector(pos_x - menu_width/2, pos_y - menu_height/2 - 10),
758 Vector(pos_x + menu_width/2, pos_y - menu_height/2 + 10 + menu_height)),
759 Color(0.6f, 0.7f, 0.8f, 0.5f),
763 if (effect_progress == 1.0f)
764 for(unsigned int i = 0; i < items.size(); ++i)
766 draw_item(context, i);
771 Menu::get_item_by_id(int id)
773 for(std::vector<MenuItem*>::iterator i = items.begin();
774 i != items.end(); ++i) {
775 MenuItem& item = **i;
781 throw std::runtime_error("MenuItem not found");
785 Menu::get_item_by_id(int id) const
787 for(std::vector<MenuItem*>::const_iterator i = items.begin();
788 i != items.end(); ++i) {
789 const MenuItem& item = **i;
795 throw std::runtime_error("MenuItem not found");
798 int Menu::get_active_item_id()
800 return items[active_item]->id;
804 Menu::is_toggled(int id) const
806 return get_item_by_id(id).toggled;
810 Menu::get_parent() const
812 if (last_menus.empty())
815 return last_menus.back();
818 /* Check for menu event */
820 Menu::event(const SDL_Event& event)
822 if(effect_progress != 1.0f)
826 case SDL_MOUSEBUTTONDOWN:
828 int x = int(event.motion.x * float(SCREEN_WIDTH)/screen->w);
829 int y = int(event.motion.y * float(SCREEN_HEIGHT)/screen->h);
831 if(x > pos_x - get_width()/2 &&
832 x < pos_x + get_width()/2 &&
833 y > pos_y - get_height()/2 &&
834 y < pos_y + get_height()/2)
836 menuaction = MENU_ACTION_HIT;
841 case SDL_MOUSEMOTION:
843 float x = event.motion.x * SCREEN_WIDTH/screen->w;
844 float y = event.motion.y * SCREEN_HEIGHT/screen->h;
846 if(x > pos_x - get_width()/2 &&
847 x < pos_x + get_width()/2 &&
848 y > pos_y - get_height()/2 &&
849 y < pos_y + get_height()/2)
852 = static_cast<int> ((y - (pos_y - get_height()/2)) / 24);
854 /* only change the mouse focus to a selectable item */
855 if ((items[new_active_item]->kind != MN_HL)
856 && (items[new_active_item]->kind != MN_LABEL)
857 && (items[new_active_item]->kind != MN_DEACTIVE))
858 active_item = new_active_item;
860 if(MouseCursor::current())
861 MouseCursor::current()->set_state(MC_LINK);
865 if(MouseCursor::current())
866 MouseCursor::current()->set_state(MC_NORMAL);
877 Menu::set_active_item(int id)
879 for(size_t i = 0; i < items.size(); ++i) {
880 MenuItem* item = items[i];